CN1210949A - Feed pump - Google Patents

Feed pump Download PDF

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Publication number
CN1210949A
CN1210949A CN98119224A CN98119224A CN1210949A CN 1210949 A CN1210949 A CN 1210949A CN 98119224 A CN98119224 A CN 98119224A CN 98119224 A CN98119224 A CN 98119224A CN 1210949 A CN1210949 A CN 1210949A
Authority
CN
China
Prior art keywords
feed pump
rotating shaft
bevel gears
pump
motor
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.)
Granted
Application number
CN98119224A
Other languages
Chinese (zh)
Other versions
CN1125923C (en
Inventor
哈拉尔德·格拉策
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.)
Anton Steinway Eco Machinery Factory Co Ltd
Anton Steinecker Maschinenfabrik GmbH
Original Assignee
Anton Steinway Eco Machinery Factory 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 claimed from DE29716298.5 external-priority
Application filed by Anton Steinway Eco Machinery Factory Co Ltd filed Critical Anton Steinway Eco Machinery Factory Co Ltd
Publication of CN1210949A publication Critical patent/CN1210949A/en
Application granted granted Critical
Publication of CN1125923C publication Critical patent/CN1125923C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/021Units comprising pumps and their driving means containing a coupling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/18Rotors
    • F04D29/20Mounting rotors on shafts

Abstract

The present invention relates to a supply pump driven by a drive motor. It is especially suitable for use in a discharge end part of a wet type roughly milling roller. The pump comprises a bevel gear mechanism, for transmitting the driving force of the motor to the supply pump. The advantage of current invention is that it makes structure of supply pump more compact, which leads to reduction in production cost of supply pump.

Description

Feed pump
The present invention relates to a kind of electric motor driven feed pump of using, this feed pump is particularly suitable for being used with the used wet type rough grinding machine of brewing process.
In wet method corase grind manufacture of materials, the material of preparing corase grind is mixed with water, and the grinding mechanism that infeeds the wet type rough grinding machine is for example between two rollers.The material of roughly grinding is seen off below grinding mechanism by means of feed pump.
In a kind of existing wet type rough grinding machine, the material of roughly grinding transmits by means of a kind of eccentric screw pump, and this volute pump is installed the discharge end of wet type rough grinding machine, as a kind of feed pump.Yet this eccentric screw pump is inevitable with high wear, and this is owing to the working characteristics that grinds middle grinding causes, and therefore requires a large amount of maintenance works.
Another kind of existing feed pump can be installed in the discharge end of wet type rough grinding machine, and it sucks linkage structure and can be contained on the wet type rough grinding machine with the flange mounting type; This feed pump has a pump housing, interior dress impeller, forcibly pumping material; The material that grinds is fallen from above on the described impeller, realizes the purpose that further transmits by the pressure communication effect.Impeller is the upper end that is contained in driven shaft.
In this existing feed pump, the axle of feed pump is to be contained in the bearing support by bearing, and this bearing support is to be fixed on the pump housing from below.The lower end of axle convex platform exceeds the bottom surface of bearing support.A belt pulley is fixed in the lower end of axle, this belt pulley belt drives, then drive axle, and and then impeller rotation.
Under the situation of using this feed pump, its overall height depends on the length of bearing support in essence, because belt pulley is equipped with in the lower end of vertical shaft.When using existing bearing means on the market, and these bearing meanss can be produced by batch, and when having to select for use a certain bearing means with minimum length, this will increase the total height of the whole parts of feed pump.To obtain the advantages of small integral height, this bearing means is then relatively more expensive in the bearing means that is to use special production.
Based on prior art, the object of the present invention is to provide a kind of feed pump, although its total height is little, still can be with the lower price production of more original feed pump, and be particularly suitable for being used with the wet type rough grinding machine.
Feed pump of the present invention is equipped with bevel gears, is used for transmitting driving moment from motor to feed pump.
By means of bevel gears of the present invention, can realize that overall height is less, this is owing to both not for the other bearing support of axle configuration, drive pulley is not installed on axle yet.The axial force that is produced during the pump running is born by bevel gears.In addition, the bevel gears price economy, sturdy and durable, and also littler than the wearing and tearing of belt drives.
According to a preferred embodiment of the invention, feed pump comprises: pump impeller, and this impeller has vertical in essence extension; And driven shaft, this axle is rotatable installation.The impeller of this pump allows to adopt robust structural design, and this structure is insensitive to fault.As described in a simple embodiment, the present invention can do following conception, and wherein first cone gear of bevel gears is to realize through first transmission device around the shaft axis rotation of pump shaft and drive described pump shaft; Second cone gear of bevel gears is to be realized through second driving mechanism by motor.
Cone gear is to install like this, and they are vertical mutually in a kind of favourable mode.This mounting type can reduce the overall height of feed pump best, and this is because motor can be installed in the position of the level of being essentially.
As described in the preferred embodiments of the present invention, first transmission device that is used for the transmission of drive force square comprises: a hollow shaft, and this hollow shaft is by first cone gear-driven; Rotating shaft, this rotating shaft are placed on the upper-end surface of hollow shaft by a pillow block.At the other end of rotating shaft, described rotating shaft is located reliably by means of the nut on the axle.Adopt this mode, guarantee that rotating shaft reliably, accurately install; The axial force that produces when like this, pump turns round will be disperseed in the best way.
In addition, following proposal will be useful: hollow shaft is inserted in rotating shaft; Be used for comprising a kind of element to first transmission device of rotating shaft carry-over moment, this element can be with forcing in conjunction with (Positive engagement) mode driving moment to be reached rotating shaft from described hollow shaft.This layout has very simple structural design, and is easy to dismantle and reinstall, and is for example such when cleaning.In addition, such pressure is in conjunction with transmitting, and is firm reliable, insensitive to fault.
As an embodiment, be feather key in order to the element that driving moment is passed to rotating shaft.
And for example another effective embodiment is such, is used for driving moment is delivered to second transfer mechanism of second cone gear on the bevel gears by motor, comprises a live axle, and this live axle comprises one and removably connects.Like this, bevel gears can easily separate with motor.In addition, this removably connecting makes the replacing of bevel gears without any difficulty.
And for example such in the simple embodiment, the drive motor of bevel gears is a kind of motor that is connected with the bevel gears housing with flange.
Advantage of the present invention is: compact structure and cost of production are low.
Below, the preferred embodiment to feed pump of the present invention is described with reference to the accompanying drawings.
Fig. 1 is the partial sectional view according to a kind of feed pump of the present invention.
Fig. 2 is the schematic diagram that is equipped with the wet type rough grinding machine of feed pump.
Below narration be the situation that a feed pump according to the present invention and a wet type rough grinding machine are used, this wet type rough grinding machine is used for such as the brewing process.
A kind of wet type rough grinding machine, this rough grinding machine is equipped with according to feed pump of the present invention, can use in an advantageous manner; This rough grinding machine comprises the grinding mechanism of being made up of two rollers 31,32, is installed in the case 30, and feeding device 34 is installed in the case 30, in order to supply with the material of preparing corase grind.At the discharge port end of described case 30, discharging pump 40 is installed, its outlet end puts in the feed conduit 35.
The suction of feed pump 40 connects cover 17 usefulness flanges and is contained on the discharge end 25 of wet type rough grinding machine.Suction connects the pump housing 1 after connecing cover 17, therein, and pump impeller 2 rotations.Pump impeller 2 is installed in the vertically arranged rotating shaft 9.What numeral 16 was indicated is the pressure coupling drive, and by means of this coupling drive, impeller will be through the material output of corase grind.The lower end of the pump housing 1 is sealed with pump substrate 13, and described pump substrate 13 is contained on the pump housing 1 securely by means of flange 3.Spacer 4 is housed under the pump substrate, adpting flange 6 is housed under the spacer.Separate the inner space of pump chamber and spacer 4, and this is to realize by being contained in the sealing 5 of rotating shaft by pump substrate place.Pillow block 24 is arranged in the rotating shaft 9, this pillow block be positioned at adpting flange 6 above; Described pillow block 24 leans against on the hollow shaft 18.Below pillow block 24, hollow shaft 18 is inserted in rotating shaft 9, and keeps itself and described hollow shaft to force to be connected by means of feather key 7.First cone gear 20 and rotating shaft 9 and hollow shaft 18 total same shaft axiss are fixedly mounted on the cylindrical of hollow shaft 18.First cone gear 20 is contained in contiguous adpting flange 6 places, hollow shaft top.Second cone gear 19 is driven through axle 22 by motor 12.The structure of axle 22 is designed to and can separates at its 21 place.Connector 21 can be a kind of structure such as plug-in connector.Motor 12 is packed on the flange 14 of bevel gears by means of its flange 15, and supports with holding device 23.
Rotating shaft 9 is contained in the bevel gears 8 by means of packing ring 10 and self-locking nut 11.
Bevel gears 8 and rotating shaft 9 can be the elements of producing by batch, can having bought on market.
To the embodiment's of feed pump the method for operation, be that the basis is described below with a kind of wet type rough grinding machine discharging pump application example according to the present invention.Motor 12 drives cone gear 19 through axle 22, and then drives hollow shaft 18 through cone gear 20 that be meshed with it and that be contained in 90 ° of directions.Feather key 7 is passed to rotating shaft 9 through forcing to connect with driving moment.Pump impeller is driven by rotating shaft 9.
By the material that wet type rough grinding machine roller 31,32 grinds, fall on the impeller 2 through the discharge port 25 of case 30.The material that the mill that impeller 2 will fall from above is crossed is sent into defeated material conduit 35 through the pressure shaft coupling.The axial force that is produced during the feed pump running is disperseed through the hollow shaft 18 of bevel gears 8 by nut 11, the packing ring 10 on pillow block 24 and the axle.
Bevel gears is easy to change.Motor 12 can be taken apart at flange 14,15 places, so bevel gears will only be packed on the spacer 4 by means of adpting flange 6.Like this, axle 22 can separate at connector 21 places.When adpting flange 6 was dismantled, bevel gears can be removed from below at an easy rate, and this is owing to only depend on feather key to be connected between the hollow shaft 18 of rotating shaft 9 and bevel gears.Under running state, the bottom of bevel gears is not given prominence to or is only given prominence to slightly in rotating shaft 9.Owing to motor is horizontal arrangement, has guaranteed that overall height is low, why can be like this, be owing to adopted bevel gears.The modular construction design comprising strong and reliable bevel gears, shows that the feeding pump shaft according to the present invention drives the possibility that realizes economical price.

Claims (9)

1. feed pump, this feeding pump motor drives, and is specially adapted to wet type rough grinding machine discharge end.
It is characterized in that:
Be provided with a kind of bevel gears (8), in order to from motor (12) to feed pump (40) transmission of drive force square.
2. feed pump as claimed in claim 1,
It is characterized in that:
Be provided with pump impeller (2), this impeller (2) is contained in vertically extending in essence being driven in the rotating shaft (9), and this rotating shaft (9) is for can turn round installation.
3. feed pump as claimed in claim 2,
It is characterized in that:
First cone gear (20) of bevel gears (8) is suitable for around the axis rotation identical with rotating shaft (9), and through the described rotating shaft of first actuator drives (9); Second cone gear (19) of bevel gears (8) is driven through second transmission device (22) by motor (12).
4. feed pump as claimed in claim 3,
It is characterized in that:
First and second cone gears (20,19) of bevel gears (8) are mounted to vertical mutually.
5. as claim 3 or 4 described feed pumps,
It is characterized in that:
First transmission device comprises: hollow shaft (18), this hollow shaft are connected with first cone gear (20) and by its driving; Rotating shaft (9), this rotating shaft is resisted against on the upper-end surface of hollow shaft (18) by means of pillow block (24).
6. feed pump as claimed in claim 5,
It is characterized in that:
Rotating shaft (9) is inserted in the hollow shaft (18), and first transmission device comprises element (7), and this element is delivered to rotating shaft (9) to force combination with the driving moment of described hollow shaft (18).
7. feed pump as claimed in claim 6,
It is characterized in that:
The element that driving moment is delivered to rotating shaft (9) is a kind of feather key (7).
8. as one of them described feed pump of claim 3 to 7,
It is characterized in that:
Second transmission device (22), this device are used for the driving moment of motor (12) is passed to second cone gear (19) of bevel gears (8), and it is a kind of live axle (22) that comprises removably connect (21).
9. as one of them described feed pump of claim 1 to 8,
It is characterized in that:
Motor (12) is a kind of motor that is connected with bevel gears (8) with flange connection (14,15).
CN98119224A 1997-09-10 1998-09-10 Feed pump Expired - Fee Related CN1125923C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29716298U DE29716298U1 (en) 1997-09-10 1997-09-10 Feed pump
DE29716298.5 1997-09-10

Publications (2)

Publication Number Publication Date
CN1210949A true CN1210949A (en) 1999-03-17
CN1125923C CN1125923C (en) 2003-10-29

Family

ID=8045831

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98119224A Expired - Fee Related CN1125923C (en) 1997-09-10 1998-09-10 Feed pump

Country Status (5)

Country Link
EP (1) EP0902189B1 (en)
JP (1) JP3211785B2 (en)
CN (1) CN1125923C (en)
BR (1) BR9803405A (en)
DE (2) DE29716298U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472986B (en) * 2020-04-16 2021-05-25 孟凡旺 Environmental protection dust removal centrifugal fan

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006040048A1 (en) * 2006-08-26 2008-02-28 Wilo Ag Motor centrifugal pump, particularly immersion pump, comprises coolant pump driven by electric motor, where pump circulating coolant of electric motor and impeller is driven by electric motor
CN105268534A (en) * 2014-07-26 2016-01-27 朱尊德 Pulverizer for conducting feeding from hollow power shaft
CN108212474B (en) * 2018-03-20 2018-12-07 江苏万力生物科技有限公司 A kind of grinding device
DE102018218339A1 (en) * 2018-10-26 2020-04-30 Audi Ag Recirculation blower, fuel cell device and automobile

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1915845A (en) * 1931-09-05 1933-06-27 Ames Elmer Orland Gear head for turbine pumps
CH299615A (en) * 1951-05-28 1954-06-15 Bercovitz Bernard Pump unit with a pump driven by an electric motor, in particular for pumping fuel in aircraft.
GB1065194A (en) * 1964-12-02 1967-04-12 Thian Kim Hoe Improved gravel pump drive
US3417636A (en) * 1966-04-25 1968-12-24 Randolph Mfg Company Heat transfer apparatus
DE1805708C3 (en) * 1968-10-28 1975-08-07 Anton Steinecker Maschinenfabrik Gmbh, 8050 Freising Device for wet grinding of brewing malt
US3635581A (en) * 1969-08-22 1972-01-18 Air Reduction High-pressure centrifugal pump
DE4304383C1 (en) * 1993-02-13 1994-04-14 Hrch Huppmann Maschf Gmbh Wort tub with internal boiler for beer prodn. - has recirculating pipe with safety system to feed boiler even when pump or motor fails

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472986B (en) * 2020-04-16 2021-05-25 孟凡旺 Environmental protection dust removal centrifugal fan

Also Published As

Publication number Publication date
BR9803405A (en) 1999-11-09
EP0902189B1 (en) 2004-10-27
EP0902189A3 (en) 1999-07-14
JPH11138036A (en) 1999-05-25
DE59812164D1 (en) 2004-12-02
JP3211785B2 (en) 2001-09-25
CN1125923C (en) 2003-10-29
EP0902189A2 (en) 1999-03-17
DE29716298U1 (en) 1997-12-11

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20031029

Termination date: 20160910

CF01 Termination of patent right due to non-payment of annual fee