CN2336180Y - High reliable, high-pressure and large displacement electric lubricating pump - Google Patents
High reliable, high-pressure and large displacement electric lubricating pump Download PDFInfo
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- CN2336180Y CN2336180Y CN 98227736 CN98227736U CN2336180Y CN 2336180 Y CN2336180 Y CN 2336180Y CN 98227736 CN98227736 CN 98227736 CN 98227736 U CN98227736 U CN 98227736U CN 2336180 Y CN2336180 Y CN 2336180Y
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- oil
- worm
- high pressure
- discharge electric
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Abstract
The utility model discloses a high reliable, high pressure and large discharging capacity electric lubricating pump, which is designed by adopting the structure not adopted in the prior art. The utility model comprises a pump body with the structure of one pump with two cylinder bodies arranged on a bottom base and the inner part of the pump body is provided with a left cylinder body and a right cylinder body in symmetry. A motor is connected with a speed reducing transmission mechanism with a worm rod and a worm wheel which is arranged in the pump body. The pump body is provided with an oil storage device. The oil outlet of the pump cylinder is connected with an oil collector, an overflow valve and a pressure gauge by a pipeline. The utility model has the advantages that the large discharging capacity of 430 ml/min can be realized in the low frequency of 49 times /min, the failure rate caused by abrasion and impact load is reduced, the pressure is high (40MPa), the reliability is high and the service life is long (5000h). The utility model can realize single-line and double-line lubrication. The entire structural design is compact and the performance is in Chinese leading level.
Description
The utility model relates to a kind of dried, port Thin Oil Lubricating Pumps, is a kind of moving lubricant pump of high reliability, high pressure, large-discharge electric that is used for machinery.
The friction of machinery motion friction pair is the main causes that cause equipment failure and influence service life of equipment, for reducing equipment failure, prolong service life of equipment, developed country in the manufacturing and designing of the research of lubrication theory and lubricating utensil, has formed unique system in the 1940s.Along with improving constantly of integrated, the speed up of modern machinery and equipment, automaticity, the application of lubricating utensil has also obtained development at full speed.Interrelated data according to states such as Japan and the United States shows: the price of lubricating utensil is equipped by developed country on main equipment, be equivalent to 1% of equipment total price, the price that is used for the lubricating utensil on the medium and small equipment is also greater than 1% of equipment total price, and the outfit amount of China's lubricating utensil is less than 0.4% of equipment total price, and the performance of employed lubricating utensil and quality also have bigger gap with international most advanced level.Lubricant pump is as the main frame of lubricating utensil, and the quality of its performance indicates the development level of a national lubricating utensil, and the more popular at present electronic lubricant pump of 40MPa level of China is to introduce the BS-B pump that West Germany Dai Limeng company technology is produced the beginning of the eighties.Because this pump displacement is less, maximum pump discharge has only 360ml/min, and the realization of this discharge capacity mainly is to lean on the high frequency motion of plunger (250 times/min) realize.And the motion frequency height, what produce is this pump quick abrasion, rate of fault height thereupon, working life is short.After requiring the quantity-produced coordinative composition of equipments, often restricted the continuous operation ability of modernized main equipment, brought bigger economic loss for metallurgy, heavy-duty machine industry with metallurgy, heavy-duty machine etc.
The purpose of this utility model provides a kind of rate of fault that has reduced wearing and tearing and impulsive load and caused, and has improved the moving lubricant pump of high reliability, high pressure, large-discharge electric of bulk life time and performance.
Technical solution of the present utility model is: a kind of high reliability, high pressure, the moving lubricant pump of large-discharge electric, its adopted in the prior art the structural design that do not adopt: the pump housing that is loaded on the pump twin-rotor housing structure on the base arranged, be equipped with in the pump housing symmetry about two cylinder bodies, motor and worm and worm gear reduction gearing mechanism link, the worm and worm gear reduction gearing mechanism places in the pump housing, oil basin is housed on the pump housing, and the pumping cylinder oil outlet is received oil trap, relief valve, pressure gauge by the road.
Two oil-pressing pump cylinders about having on the pump housing described in the utility model, a control piston and a main piston are arranged in every pumping cylinder, worm and worm gear reduction gearing mechanism and bent axle form the main transmission chain, bent axle drives control piston and main piston through inside and outside slide plate, and bent axle is simultaneously through another worm screw, gear and the spiral plate formation auxiliary driving chain that is arranged in oil basin.Control piston and main piston and cylinder sleeve have adopted firmly-have matched firmly.The worm and worm gear reduction gearing mechanism adopts one-level worm and worm gear reduction gearing mechanism.It is fixed or portable that base adopts, and movable type is one to have the dolly of wheel.Oil trap connects a two-position four-way valve, constitutes the two-wire lubricating structure.Certainly, also can not connect two-position four-way valve, and be the single line lubricating structure.The movable head that moves up and down with the pasta position is housed in the oil basin, and movable head drives position limit switch respectively through tappet, high-order contact.On the same axle in spiral plate upper end a scraper plate that does not change is housed when spiral plate rotates.Safety plate is housed on the oil trap.One oil-filling device is arranged at the oil basin bottom.
The utility model has the advantages that: adopt pump twin-rotor housing design, can be lower frequency of okperation (49 times/min) realize down big discharge capacity (430ml/min), and because two cylinder bodies are symmetrically distributed, make motor load even, reduced the rate of fault that causes because of impulsive load.Adopted one-level worm and worm gear reduction gearing mechanism, velocity ratio is big, realized the design objective of plunger low frequency operation, slow down the wearing and tearing of plunger and cylinder sleeve greatly, improved the working life of pump, increase because of one-level worm and worm gear gearing down can make the wheel tooth module simultaneously, improved gear teeth intensity, greatly reduce the rate of fault that causes because of gear teeth damage.Similar in the past pump plunger and cylinder sleeve adopt hard-soft matching, influenced the working life of pump significantly, and that the utility model has adopted is hard-scheme that matches firmly, has improved the wear resistance of plunger and cylinder sleeve greatly, improved the whole service life of pump, its performance has arrived leading domestic level.The utility model also can be created very high economic benefit.
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the structural representation of a kind of high reliability of the present utility model, high pressure, the moving lubricant pump of large-discharge electric;
Fig. 2 is the structural representation of another kind of high reliability of the present utility model, high pressure, the moving lubricant pump of large-discharge electric;
Fig. 3 is the internal structure schematic representation of high reliability of the present utility model, high pressure, the moving lubricant pump of large-discharge electric;
Fig. 4 is the B-B revolved view of Fig. 3;
Fig. 5 is the structural representation of the oil basin that adopted in the utility model.
Fig. 1 has described an embodiment of the present utility model, and this example is the moving lubricant pump of high reliability, high pressure, large-discharge electric of a movable type.In this embodiment, the pump housing 11 is loaded on the dolly 34, dolly is equipped with wheel 35 34 times, be equipped with in the pump housing 11 symmetry about two cylinder bodies, the worm screw of motor 27 in the shaft coupling 30,32 and the pump housing 11 links, and oil basin 15 is housed on the pump housing 11, the pumping cylinder oil outlet has been received oil trap 4 through oil pipe 7,23, pressure tap on the oil trap 4 is connected to relief valve 16, pressure gauge 17, and when oil pressure surpassed set pressure, unnecessary oil can flow back to the epicoele of the pump housing 11 through relief valve 16 and oil pipe 10.
Fig. 2 has described another embodiment of the present utility model, and this example is a fixed high reliability, high pressure, the moving lubricant pump of large-discharge electric.In this embodiment, the pump housing 11 is loaded on the fixing base, be equipped with in the pump housing 11 symmetry about two cylinder bodies, the worm screw of motor 27 in the shaft coupling 30,32 and the pump housing 11 links, oil basin 15 is housed on the pump housing 11, and the pumping cylinder oil outlet has been received oil trap 4 through oil pipe 7,23, and the pressure tap on the oil trap 4 is connected to relief valve 16, pressure gauge 17, when oil pressure surpassed set pressure, unnecessary oil can flow back to the epicoele of the pump housing 11 through relief valve 16 and oil pipe 10.The oil outlet of oil trap 4 is connected to a two-position four-way valve 3, constitutes the two-wire lubricating structure, certainly, also can not connect two-position four-way valve, and be the single line lubricating structure.The single, double line lubricating structure of this pump all can match with portable, stationary structure respectively.
Fig. 3, Fig. 4, Fig. 5 has described pump housing internal structure of the present utility model, the worm and worm gear reduction gearing mechanism places in the pump housing, and employing one-level worm and worm gear reduction gearing mechanism, wherein worm screw 41 links through worm gear 40 and bent axle 44, in bent axle 44 warps, outer slide plate 47,48 drive control piston 45 and main piston 46, bent axle 44 is through another worm screw 50, gear links with the spiral plate 43 that is arranged in oil basin 15, spiral plate 43 is contained on the axle 49, scraper plate 38 is equipped with in axle 49 upper ends, spiral class 3 rotating blades 38 do not change, when when oil rotates with spiral plate 43, scraper plate scrapes drier oil, makes spiral plate 43 can smoothly drier oil be pressed into the pump housing 11 epicoeles.Control piston 45 and main piston 46 have adopted firmly-have matched firmly with cylinder sleeve.The movable head 79 that moves up and down with the pasta position is housed in the oil basin 15, and movable head 79 drives position limit switch respectively through tappet 54, high-order contact 75, sends oil respectively and signal the highest, extreme lower position.One oil-filling device 31 is arranged at oil basin 15 bottoms.When pasta was reduced to extreme lower position, electric control box sent signal, and recharging oil device is through oil-filling device 31 repairing in oil basin 15.On the oil trap 4 safety plate is housed, when oil pressure surpassed nominal pressure 10%, safety plate broke automatically, to shield.
Working principle of the present utility model is: two oil-pressing pump cylinders about having on the pump housing, a control piston 45 and a main piston 46 are arranged in every pumping cylinder, when the piston in the pumping cylinder carries out oil-absorbing process, the piston in the another pumping cylinder then lubrication pressure to oil outlet.When bent axle 44 rotates when driving inside and outside slide plate 47,48 to left movement, control piston 45 is opened suction passage, and main piston 46 presses oily process to finish, and main piston 46 continues to suck lubricant oil to limit position to left movement, corresponding control piston 45 is closed suction passage, opens pressure oil passage.When inside and outside slide plate 47,48 moves right, main piston 46 begins to press oil, lubricant oil discharges to pumping cylinder oil outlet place one-way valve through oil discharge passage, main piston 46 moves to limit position, press oily process to finish, control piston 45 is closed oil discharge passage simultaneously, and opening suction passage is that next work cycle is prepared.
Claims (10)
1, a kind of high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: the pump housing that is loaded on the pump twin-rotor housing structure on the base is arranged, be equipped with in the pump housing symmetry about two cylinder bodies, motor and worm and worm gear reduction gearing mechanism link, the worm and worm gear reduction gearing mechanism places in the pump housing, oil basin is housed on the pump housing, and the pumping cylinder oil outlet is received oil trap, relief valve, pressure gauge by the road.
2, high reliability according to claim 1, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: two oil-pressing pump cylinders about having on the pump housing, a control piston and a main piston are arranged in every pumping cylinder, worm and worm gear reduction gearing mechanism and bent axle form the main transmission chain, bent axle drives control piston and main piston through inside and outside slide plate, and bent axle is simultaneously through another worm screw, gear and the spiral plate formation auxiliary driving chain that is arranged in oil basin.
3, high reliability according to claim 2, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: control piston and main piston and cylinder sleeve have adopted firmly-have matched firmly.
4, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: the worm and worm gear reduction gearing mechanism adopts one-level worm and worm gear reduction gearing mechanism.
5, according to the moving lubricant pump of claim 1 or 2,3 described high reliability, high pressure, large-discharge electric, it is characterized in that: base adopts fixed or portable, and movable type is one to have the dolly of wheel.
6, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: oil trap connects a two-position four-way valve, constitutes the two-wire lubricating structure.
7, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: the movable head that moves up and down with the pasta position is housed in the oil basin, and movable head drives position limit switch respectively through tappet, high-order contact.
8, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: on the same axle in spiral plate upper end a scraper plate that does not change is housed when spiral plate rotates.
9, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: safety plate is housed on the oil trap.
10, according to claim 1 or 2,3 described high reliability, high pressure, the moving lubricant pump of large-discharge electric, it is characterized in that: an oil-filling device is arranged at the oil basin bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98227736 CN2336180Y (en) | 1998-08-28 | 1998-08-28 | High reliable, high-pressure and large displacement electric lubricating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98227736 CN2336180Y (en) | 1998-08-28 | 1998-08-28 | High reliable, high-pressure and large displacement electric lubricating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2336180Y true CN2336180Y (en) | 1999-09-01 |
Family
ID=33978001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98227736 Expired - Fee Related CN2336180Y (en) | 1998-08-28 | 1998-08-28 | High reliable, high-pressure and large displacement electric lubricating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2336180Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108431416A (en) * | 2015-11-19 | 2018-08-21 | 株式会社电装 | Electric air pump |
-
1998
- 1998-08-28 CN CN 98227736 patent/CN2336180Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108431416A (en) * | 2015-11-19 | 2018-08-21 | 株式会社电装 | Electric air pump |
| CN108431416B (en) * | 2015-11-19 | 2020-02-21 | 株式会社电装 | Electric air pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |