CN103775810A - Hydraulic supercharging lubricant pump - Google Patents

Hydraulic supercharging lubricant pump Download PDF

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Publication number
CN103775810A
CN103775810A CN201410043967.8A CN201410043967A CN103775810A CN 103775810 A CN103775810 A CN 103775810A CN 201410043967 A CN201410043967 A CN 201410043967A CN 103775810 A CN103775810 A CN 103775810A
Authority
CN
China
Prior art keywords
oil
pump
oil cylinder
hydraulic
small
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410043967.8A
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Chinese (zh)
Inventor
李小林
李和兴
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.)
WENZHOU WEIDONG LUBRICATION EQUIPMENT CO Ltd
Original Assignee
WENZHOU WEIDONG LUBRICATION EQUIPMENT CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN201320490094.6 priority Critical
Priority to CN201320490094 priority
Application filed by WENZHOU WEIDONG LUBRICATION EQUIPMENT CO Ltd filed Critical WENZHOU WEIDONG LUBRICATION EQUIPMENT CO Ltd
Priority to CN201410043967.8A priority patent/CN103775810A/en
Publication of CN103775810A publication Critical patent/CN103775810A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a hydraulic supercharging lubricant pump which comprises pump body components, a lubricating center component and a flow collection block component, wherein each pump body component comprises a large oil cylinder and a small oil cylinder, the large oil cylinder is communicated with the small oil cylinder, a large piston is arranged inside the large oil cylinder, a small piston is arranged inside the small oil cylinder, the cross section of the large oil cylinder is larger than the cross section of the small oil cylinder, a hydraulic drive oil opening is formed in the end part of the large oil cylinder, hydraulic oil is injected into the large oil cylinder from the hydraulic drive oil opening to push the large piston and then push the small piston, the two sets of the pump body components are oppositely arranged and communicated with each other, a slide valve is arranged between the two sets of pump body components, the hydraulic drive oil openings of the two sets of the pump body components are respectively communicated with two working chambers of a solenoid directional valve; the hydraulic supercharging lubricant pump provided by the invention has the benefits as follows: the purpose of supercharging is achieved, and the hydraulic supercharging lubricant pump works through using different sizes of pressure cylinders, the ratio of the areas being pressed as well as the principle of Pascal energy conservation.

Description

Hydraulic booster lubricant pump
Technical field
The present invention relates to a kind of hydraulic booster lubricant pump.
Background technique
Existing hydraulic lubricating pump does not have function of increasing pressure, from liquid entering hole to grease outlet, is all the pressure values of 1:1, there is no pressure change.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of hydraulic booster lubricant pump.
To achieve these goals, the technical solution used in the present invention is:
Hydraulic booster lubricant pump, comprise pump assembly, lubricated center element and afflux block assembly, pump assembly comprises large tank and small oil tank, large tank and small oil tank communicate, and in large tank, be provided with large piston, in small oil tank, be provided with small piston, the cross section of large tank is greater than the cross section of small oil tank, large tank end is provided with hydraulic driving hydraulic fluid port, hydraulic oil injects large tank by hydraulic driving hydraulic fluid port and promotes large piston, and then promotion small piston, two groups of pump assemblies arrange in opposite directions, communicate between the two, and be provided with guiding valve between the two, the hydraulic driving hydraulic fluid port of two groups of pump assemblies is communicated with two active chambers of solenoid directional control valve respectively, on two small oil tanks, be equipped with grease absorbing port, two grease absorbing ports all communicate with the bottom of oil drum, are filled with lubricant oil in oil drum, and small oil tank is provided with duct, and the equal passing hole channel of two small oil tanks is communicated with each self-corresponding changeover valve core, and the two ends up and down of changeover valve core are all communicated with the two ends up and down of quantitative spool.Wherein the middle part of a changeover valve core is provided with circulation grease outlet, and wherein another changeover valve core is provided with two synchronous grease outlets.
The fat passage that goes out that is provided with a changeover valve core lower end of circulation grease outlet is communicated with the lower end of hand pump oil cylinder cover by one-way valve, in hand pump oil cylinder cover, is provided with hand pump plunger, and hand pump oil cylinder cover is communicated with the grease absorbing port of oil drum.
The one end that goes out fat passage is communicated with the two ends of scraping fatty oil cylinder sleeve, scrape in fatty oil cylinder sleeve and be provided with and scrape fat piston, scrape on fat piston and be connected with driving lever, and the other end of scraping fatty oil cylinder sleeve is communicated with the other end that goes out fat passage, driving lever drives the fat assembly of scraping with one-way rotation mechanism to rotate or lost motion by linkage structure.
Beneficial effect of the present invention: can realize supercharging object, utilize varying in size and the ratio of pressurized section area of pressurized cylinder, and Pascal's principle of conservation of energy and working.Because when pressure constant, and compression area is from large to small time, pressure also can be with varying in size and the principle changing, thereby reach the effect of pressure being brought up to several times.Also be attached with in addition manual pump device, and oil-scraping device and forced oil device.
Accompanying drawing explanation
Fig. 1 is fundamental diagram of the present invention.
Embodiment:
As shown in Figure 1, hydraulic booster lubricant pump, comprises pump assembly, lubricated center element, afflux block assembly, manual pump device (apolegamy), oil-scraping device (apolegamy), forced oil device (apolegamy).Wherein pump assembly comprises the component such as large tank and small oil tank, large tank and small oil tank communicate, and in large tank, be provided with large piston 5, in small oil tank, be provided with small piston 6, the cross section of large tank is greater than the cross section of small oil tank, large tank end is provided with hydraulic driving hydraulic fluid port B, hydraulic oil 4 injects large tank by hydraulic driving hydraulic fluid port B and promotes large piston 5, and then promotion small piston 6, two groups of pump assemblies arrange in opposite directions, communicate between the two, and be provided with guiding valve 7 between the two, the hydraulic driving hydraulic fluid port B of two groups of pump assemblies is communicated with (the A chamber of hydraulic electromagnetic change valve with two active chambers of solenoid directional control valve respectively, B chamber), the solenoid directional control valve of two-position four-way is subject to the commutation of main frame program-controlled hydraulic oil, and two-position four-way solenoid directional control valve two active chambers are communicated with upper and lower two hydraulic driving hydraulic fluid port B.
On two small oil tanks, be equipped with grease absorbing port A, two grease absorbing port A all communicate with the bottom of oil drum 2, in oil drum 2, be filled with lubricant oil (fat) 3, small oil tank is provided with duct, and grease is all communicated with each self-corresponding changeover valve core 11 by going out fat passage 12 in two small oil tanks, and the two ends of changeover valve core 11 are all communicated with the two ends of quantitative spool 10.Wherein the middle part of a changeover valve core 11 is provided with circulation grease outlet D, and another selector valve 11 is provided with two synchronous grease outlet A1, B1.
One end passage that is provided with a changeover valve core 11 of circulation grease outlet is communicated with the lower end of hand pump oil cylinder cover 17 by one-way valve 16, in hand pump oil cylinder cover 17, is provided with hand pump plunger 18, and hand pump oil cylinder cover 17 is communicated with the grease absorbing port C of oil drum 2.
The one end that goes out fat passage 12 is communicated with the one end of scraping fatty oil cylinder sleeve 13, scrapes in fatty oil cylinder sleeve 13 and is provided with and scrapes fat piston 14, scrape and on fat piston 14, be connected with driving lever 15, and the other end of scraping fatty oil cylinder sleeve 13 is communicated with the other end that goes out fat passage 12.Driving lever 15 drives the fat assembly of scraping with one-way rotation mechanism to rotate or lost motion by linkage structure.
Work the first circulation:
In Fig. 1, lower end hydraulic driving hydraulic fluid port B enters pressure oil, and large piston 5 below moves upward, and small piston 6, guiding valve 7 and small piston above 8, large piston 9 above promoting move upward, and the hydraulic driving hydraulic fluid port B of upper end is in oil return state.In the time arriving special position, small piston 8 is above by grease absorbing port A liposuction (namely P1 chamber in figure).The lubricating grease that small piston 6 below sucks a upper circulation in movement process by go out fat passage 12 and press to changeover valve core 11 above (now the pressure of lubricating grease doubles in the pressure of hydraulic oil) (in literary composition indication one of them) epicoele and below changeover valve core 11 (namely in literary composition wherein another) cavity of resorption.Changeover valve core 11 above, changeover valve core 11 below moves under the effect of the lubricating grease of times pressurized energy, while arriving special position, open the epicoele (P2 chamber in figure) that leads to quantitative spool 10 above, the cavity of resorption passage of quantitative spool 10 below, the grease of times pressurized energy promotes quantitative spool 10 above, quantitative spool 13 below moves, by the quantitative cavity of resorption of spool 10 above, below quantitatively the lubricating grease passing hole channel of the epicoele times pressurized energy of spool 13 discharged to changeover valve core 11 (P3 chamber in figure) above, the passage of opening when changeover valve core 11 below moves is discharged from circulation grease outlet D and synchronous grease outlet A1.
The top of oil drum 2 is provided with covers 1.
Small piston 6 is above in motion, also the lubricating grease of times pressurized energy is pushed scrape to the cavity of resorption of fatty oil cylinder sleeve 13 by grease-outlet hole road 12, lubricating grease promotes to scrape fat piston 14, driving lever 15, and driving lever 15 drives the fat assembly of scraping with one-way rotation mechanism to rotate by linkage structure.
Work the second circulation:
The hydraulic driving hydraulic fluid port B of top enters pressure oil, and the large piston 9 of top moves downward, and promotes small piston 8, the guiding valve 7 of top, the small piston 6 of below, large piston 5 and travels forward, and below hydraulic driving hydraulic fluid port B is in oil return state.In the time arriving special position, the small piston 6 of below is by grease absorbing port A liposuction.The lubricating grease that the small piston 8 of top sucks a upper circulation in movement process by grease-outlet hole road 12 press to changeover valve core 11 above (now the pressure of lubricating grease doubles in the pressure of hydraulic oil) cavity of resorption, below the epicoele of changeover valve core 11.When changeover valve core 11 above, below changeover valve core 11 under the effect of multiplication pressure lubricating grease, move, while arriving special position, open lead to quantitative spool 10 cavity of resorptions, quantitative spool 10 epicoeles below drive the fat assembly of scraping with one-way rotation mechanism to rotate or lost motion.
4, the hydraulic booster lubricant pump as described in claim 1,2 or 3, is characterized in that, the top of oil drum (2) is provided with lid (1).

Claims (3)

1. hydraulic booster lubricant pump, comprise pump assembly, lubricated center element and afflux block assembly, it is characterized in that, pump assembly comprises large tank and small oil tank, large tank and small oil tank communicate, and in large tank, be provided with large piston (5), in small oil tank, be provided with small piston (6), the cross section of large tank is greater than the cross section of small oil tank, large tank end is provided with hydraulic driving hydraulic fluid port (B), hydraulic oil (4) injects large tank by hydraulic driving hydraulic fluid port (B) and promotes large piston (6), and then promotion small piston (6), two groups of pump assemblies arrange in opposite directions, communicate between the two, and be provided with guiding valve (7) between the two, the hydraulic driving hydraulic fluid port (B) of two groups of pump assemblies is communicated with two active chambers of solenoid directional control valve respectively, on two small oil tanks, be equipped with grease absorbing port (A), two grease absorbing ports (A) all communicate with the bottom of oil drum (2), in oil drum (2), be filled with lubricant oil (3), small oil tank is provided with duct, and the equal passing hole channel of two small oil tanks is communicated with each self-corresponding changeover valve core (11), and the two ends up and down of changeover valve core (11) are all communicated with the two ends up and down of quantitative spool (10).Wherein the middle part of a changeover valve core (11) is provided with circulation grease outlet (D), and wherein another changeover valve core (11) is provided with two synchronous grease outlets (A1, B1).
2. hydraulic booster lubricant pump as claimed in claim 1, it is characterized in that, the fat passage (D) that goes out that is provided with a changeover valve core (11) lower end of circulation grease outlet is communicated with the lower end of hand pump oil cylinder cover (17) by one-way valve (16), in hand pump oil cylinder cover (17), be provided with hand pump plunger (18), hand pump oil cylinder cover (17) is communicated with the grease absorbing port (C) of oil drum (2).
3. hydraulic booster lubricant pump as claimed in claim 1, it is characterized in that, the one end that goes out fat passage (12) is communicated with the two ends of scraping fatty oil cylinder sleeve (13), scrape in fatty oil cylinder sleeve (13) and be provided with and scrape fat piston (14), scrape and on fat piston (14), be connected with driving lever (15), and the other end of scraping fatty oil cylinder sleeve (13) is communicated with the other end that goes out fat passage (12), driving lever (15) is by the passage of linkage structure (P4 chamber in figure), the grease of multiplication pressure promotes quantitative spool 10 above, quantitative spool 10 below moves, by quantitative spool 10 epicoeles above, the lubricating grease of times pressurized energy of quantitative spool 10 cavity of resorptions is below by changeover valve core 11 above, the passage of opening when changeover valve core 11 below moves is discharged from circulation grease outlet D and synchronous grease outlet B1.The cavity of resorption of changeover valve core 11 is below P5 chamber in figure.
Small piston 8 is above in motion, also the lubricating grease of times pressurized energy is pushed scrape to the epicoele of fatty oil cylinder sleeve 13 by going out fat passage 12, lubricating grease promotes to scrape fat piston 14, driving lever 15 moves, and driving lever 15 drives the fat assembly of scraping with one-way rotation mechanism to make lost motion by linkage structure.Thereby realization is scraped fat assembly and is gone round and begun again towards a direction rotation motion.
So far,, according to the commutation that goes round and begins again of main frame program-controlled hydraulic solenoid directional control valve, realize equipment self oiling.
CN201410043967.8A 2013-08-08 2014-01-26 Hydraulic supercharging lubricant pump Pending CN103775810A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201320490094.6 2013-08-08
CN201320490094 2013-08-08
CN201410043967.8A CN103775810A (en) 2013-08-08 2014-01-26 Hydraulic supercharging lubricant pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410043967.8A CN103775810A (en) 2013-08-08 2014-01-26 Hydraulic supercharging lubricant pump

Publications (1)

Publication Number Publication Date
CN103775810A true CN103775810A (en) 2014-05-07

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CN201410043967.8A Pending CN103775810A (en) 2013-08-08 2014-01-26 Hydraulic supercharging lubricant pump

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105465355A (en) * 2014-09-03 2016-04-06 上海汽车集团股份有限公司 Dual-clutch transmission and hydraulic control system thereof
CN106641672A (en) * 2016-12-02 2017-05-10 安徽力威精工机械有限公司 Multi-head oil injector
CN110185624A (en) * 2019-06-17 2019-08-30 衢州东太环保科技有限公司 Integral corrosion-resistant centrifugal pump

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203757349U (en) * 2013-08-08 2014-08-06 温州市维东润滑设备制造有限公司 Hydraulic-pressurizing lubricating pump
EP3369929B1 (en) 2017-03-03 2019-04-24 PistonPower ApS Pressure amplifier
ES2736402T3 (en) 2017-03-03 2019-12-30 Pistonpower Aps Dual Action Hydraulic Pressure Intensifier
ES2734307T3 (en) 2017-03-03 2019-12-05 Pistonpower Aps Hydraulic pressure intensifier

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CN101876314A (en) * 2009-12-22 2010-11-03 三一重工股份有限公司 Engineering machinery and multi-path synchronous lubricating device thereof
CN201680132U (en) * 2010-04-14 2010-12-22 胡安方 Double-line type lubricating device of concrete conveying equipment
CN201954235U (en) * 2011-04-21 2011-08-31 钱玉芳 Glycerol lubricating device
CN202302662U (en) * 2011-10-10 2012-07-04 友联机械有限公司 Improved power butter extruding machine
CN202580555U (en) * 2012-03-28 2012-12-05 三一重工股份有限公司 Lubrication system and construction machinery
CN202598093U (en) * 2012-03-28 2012-12-12 浙江澳川液压器材有限公司 Oil scraping device of hydraulic lubricating pump
CN202598087U (en) * 2012-03-28 2012-12-12 浙江澳川液压器材有限公司 Hydraulic plunger pump
CN202812729U (en) * 2012-07-16 2013-03-20 温州市维东润滑设备制造有限公司 Double-medium hydraulic lubricant pump
CN203757349U (en) * 2013-08-08 2014-08-06 温州市维东润滑设备制造有限公司 Hydraulic-pressurizing lubricating pump

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20312833U1 (en) * 2003-08-20 2003-11-20 Lincoln Gmbh & Co Kg Lubrication device and such a lubricating device
CN101876314A (en) * 2009-12-22 2010-11-03 三一重工股份有限公司 Engineering machinery and multi-path synchronous lubricating device thereof
CN201680132U (en) * 2010-04-14 2010-12-22 胡安方 Double-line type lubricating device of concrete conveying equipment
CN201954235U (en) * 2011-04-21 2011-08-31 钱玉芳 Glycerol lubricating device
CN202302662U (en) * 2011-10-10 2012-07-04 友联机械有限公司 Improved power butter extruding machine
CN202580555U (en) * 2012-03-28 2012-12-05 三一重工股份有限公司 Lubrication system and construction machinery
CN202598093U (en) * 2012-03-28 2012-12-12 浙江澳川液压器材有限公司 Oil scraping device of hydraulic lubricating pump
CN202598087U (en) * 2012-03-28 2012-12-12 浙江澳川液压器材有限公司 Hydraulic plunger pump
CN202812729U (en) * 2012-07-16 2013-03-20 温州市维东润滑设备制造有限公司 Double-medium hydraulic lubricant pump
CN203757349U (en) * 2013-08-08 2014-08-06 温州市维东润滑设备制造有限公司 Hydraulic-pressurizing lubricating pump

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105465355A (en) * 2014-09-03 2016-04-06 上海汽车集团股份有限公司 Dual-clutch transmission and hydraulic control system thereof
CN105465355B (en) * 2014-09-03 2018-03-06 上海汽车集团股份有限公司 Double-clutch speed changer and its hydraulic control system
CN106641672A (en) * 2016-12-02 2017-05-10 安徽力威精工机械有限公司 Multi-head oil injector
CN106641672B (en) * 2016-12-02 2019-04-02 安徽力威精工机械有限公司 Bull oil syringe
CN110185624A (en) * 2019-06-17 2019-08-30 衢州东太环保科技有限公司 Integral corrosion-resistant centrifugal pump

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