CN2041728U - Heat-sink fan temperature unloading device for automobile - Google Patents
Heat-sink fan temperature unloading device for automobile Download PDFInfo
- Publication number
- CN2041728U CN2041728U CN 87213313 CN87213313U CN2041728U CN 2041728 U CN2041728 U CN 2041728U CN 87213313 CN87213313 CN 87213313 CN 87213313 U CN87213313 U CN 87213313U CN 2041728 U CN2041728 U CN 2041728U
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- fan blade
- fan
- petiole
- barrel cam
- automobile
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Abstract
A heat-sink fan temperature unloading device for automobile is one component of the automobile engine cooling system. The prior heat-sink fan can not 'unload' and the fan rotates without stop during the working period of the motor, so large amounts of energy is wasted. The utility model can change the helix angle of the blades of the heat-sink fan and can make the fan 'work' or 'unload' according to the temperature which is demanded by the cooling system. Consequently, the energy is saved. The utility model has the advantages of compact structure, simple structure. The utility model can be installed on the used automobile conveniently or can be applied to the design and fabrication of the new automobile. Because of the low cost of the material, the utility model is economical and practical for the automobile user.
Description
The utility model belongs to the cooling system of motor car engine.
The cooling system of present most motor car engines is the radiation fans that are contained on the water pump spindle v belt dish that drags with engine output shaft.When engine running, fan also rotates thereupon.The power of general radiation fan consumption accounts for 5～10% of engine power rating.Show that according to interrelated data record automobile on average need only account for 10～15% when travelling with the time of fan heat radiation in annual running process, as seen, fan be owing to controlling with temperature, has time of 85～90% to do non-productive work.Now there is a small amount of new automobile all to be equipped with the fan relief arrangement of electromagnetic clutch type or silicon oil clutch type in the world for this reason.So-called " off-load " is meant that fan is in halted state when water temperature is lower than the set point of temperature of cooling system; Otherwise then be " work " state.But, concerning the many automobiles of China,, all can't adopt for the moment because former project organization is very compact because the volume of above-mentioned two kinds of devices is all bigger.Even at the new car of making, because product specification is finalized the design already, some special devices, process conditions all are difficult to change for.
The purpose of this utility model is that relief arrangement is regulated in the temperature control that increases a kind of compact structure of novelty in original motor car engine and cooling system automatically, can constantly change fan fan blade helix angle as required, make fan be in " off-load " or " work " state, to reach the effect of vehicle energy saving.
The utility model working principle is as follows:
One, by existing temperature-sensing element (device), integrated circuit block, elements such as power amplifier are formed the temperature sensing converting member, detect the water temperature of constituent with it, and this faint signal is amplified, and drive relevant micromachine and do the forward, reverse or stop commentaries on classics.
Two, barrel cam switching mechanism and micromachine output push rod is linked to each other, and two shoulders and the keyway on the endoporus arm by the barrel cam barrel cam that forces outer wall the to have Z-shaped groove straight line motion making shift-in or shift out.
Three, an end of the dynamic control mechanism of fan blade helix angle is equipped with petiole sleeve and the crank the other end is equipped with the fan fan blade.Because a pin is arranged under crank, it is embedded in the Z-shaped groove of barrel cam, and when barrel cam moved forward and backward, petiole sleeve relied on pin to do clockwise or rotate counterclockwise.If the helix angle of fan blade transfers 0 ° to,, represent that promptly fan is in " off-load " state, otherwise be " work " state owing to there is not air quantity output.
Now in conjunction with the accompanying drawings 1 to 7, describe creation structure of the present utility model in detail:
Fig. 7 is original radiation fan on vehicle.When motor moved, v belt dish 13 is high speed rotating thereupon also, and fan also and then rotates together, can't " but lotus ".
Fig. 1 is an overall construction drawing of the present utility model.The temperature sensing transducer detects according to the water temperature of water pump 14 cooling systems and amplifies relevant signal, and driving micromachine 2 forward, reverse or stop changes.The thrust case 1 that is dragged by micromachine 2 slows down through second-stage worm gear mechanism, transfers straight line motion with leading screw and nut mechanism to rotatablely moving again, the output push rod 15 of thrust case is advanced or retreats, and swings corresponding angle thereby drive rocking arm 3.Also swing an angle same thus with the shift fork 4 that rocking arm 3 is fixed on the same axis.The sealing high speed roller bearing 11 that is contained on 4 two forks of shift fork is embedded between two shoulders of barrel cam 5, because the swing of shift fork 4 forces barrel cam 5 following it self shaft axis moving linearly, its distance that moves is decided by the amplitude of shift fork 4 swings.
Fig. 1 and Fig. 2 are the erection drawings between barrel cam 5 and the v belt dish 13.Barrel cam 5 is enclosed within on the cylindrical prolongation 10 of v belt dish 13, the keyway that a break-through is arranged on the inner hole wall of barrel cam 5, feather key on it and the cylindrical prolongation 10 coincide mutually, when v belt dish 13 is run up, barrel cam 5 is also made one side thereupon and is rotatablely moved, and one side moves forward and backward motion.
Fig. 3 is the motion state diagram of describing between Z-shaped groove of barrel cam 5 outer walls and the crank 7.One end of barrel cam 5 outer walls has its concrete quantity of three to six Z-shaped grooves (25 is two sections grooves with axis parallel, and 26 for being communicated with 25 skewed slots) identical with the fan blade number.All be embedded with a pin 8 that is fixed on the petiole sleeve 6 terminal cranks 7 in every Z-shaped groove.Can control the position of fan blade sleeve 6 like this, make it that irreversible self-locking action be arranged, guarantee that fan blade 16 keeps steady state under " work " or " off-load " state.Fig. 3 a and Fig. 3 b represent respectively that because pin 8 is done to advance and the state that retreats two kinds of motions the crank 7 that promptly drives petiole sleeve 6 ends is respectively by angle of clockwise and counterclockwise both direction rotation in Z-shaped groove.
Fig. 1 and Fig. 4 represent the motion state diagram of each fan blade sleeve 6 with respect to hub 9.Fan blade sleeve 6 by being installed on the hub 9 with radially being evenly distributed.Each sheet fan blade 16 is contained on the petiole sleeve 6 regularly by fan blade substrate 17.Fig. 4 a represents that fan blade 16 is parallel with the end face of hub 9, and at this moment the fan blade helix angle is 0 °, even hub 9 high speed rotating, fan blade 16 does not but have air quantity output, Here it is " off-load " state; Fan blade shown in Fig. 4 b is " work " state.
Fig. 5 is petiole 18 and petiole sleeve 6, crank 7 erection drawing each other.The keyway 20 that two break-through are arranged on the inner hole wall of petiole sleeve 6, on the bottom plane of the crank 7 of petiole sleeve 6 ends, have two with the 90 ° of grooves distributed 21 in two keyway 20 spaces, the aperture size of the outside dimension of petiole 18 and petiole sleeve 6 matches.The upper end of petiole 18 links to each other with fan blade 16, fan blade basal plane 17, and there are two projections 19 lower end, and the size of their size and keyway 20, groove 21 is complementary.Like this when petiole 18 is packed petiole sleeve 6 into, projection 19 is put into along keyway 20 earlier, after treating all to pack into, upwards mention after again petiole 19 being turned over 90 °, projection 19 is just in time embedded in the groove 21, then opening cushion block 22 is inserted the top of petioles 18, fit with the lower edge of fan blade basal plane 17, again the screw 24 that screw 23 is screwed on the petioles 18.At this moment petiole 18 just has been linked to be a firm integral body with petiole sleeve 6.
Fig. 6 is a petiole 18, petiole sleeve 6 and the mutual section of structure of hub 9.In order to make fan blade 16 still can rotate corresponding helix angle flexibly under the centrifugal action that high speed rotating produces, the utility model will adopt copper base oil containing bearing 25, as radial support when installation petiole sleeve 6 is in the radial hole of hub 9; And bear centrifugal force and reduce by the caused rotation friction of centrifugal force with thrust ball bearing 27.
Be metallic material about the material that the utility model adopted, wherein the housing of thrust case 1, v belt dish 13, hub 9 can adopt materials such as gray cast iron, aluminum alloy or zinc alloy; Barrel cam 5, crank 7 and pin 8, petiole 18 should adopt materials such as carbon steel, or Alloy Constructional Steel; Shift fork 4, rocking arm 3 can be used spheroidal graphite cast iron, or forge material such as cast iron.
The utility model is applicable to the vehicle of various employing water-cooled engines, comprises petrol engine and Diesel engine. Therefore its economic results in society are better. Take the Jiefang brand automobile as example, show that through the measured test result each hundred kilometers stroke can save invalid oil consumption 1.1 liters. If be to calculate in 270 days by the annual bus dispatching rate of automobile, on average drove every day 5 hours, 35 kilometers/hour of average speeds, then annual distance travelled each be 47250 kilometers, but fuel-economizing 524 liters. Be equivalent to Shanghai to six strokes oil in Nanjing. The Jiefang brand automobile that China is using at present is as many as 100 hundreds thousand of, if with 1,000,000 calculating, but whenever be only 41.9 ten thousand tons (the China's oil annual production is more than 1,000 ten thousand tons) of 1,000,000 Jiefang brand automobile car oil after using the utility model, amounting to RMB is 41.48 hundred million yuan. If be generalized to usefulness on the automobile of other models, this numeral is just more surprising again.
For user vehicle, the expense that increases this device at automobile is estimated just can all regain in half a year. Fuel-economizing after half a year is the surplus income sheerly.
Claims (6)
1, radiation fan on vehicle temperature control relief arrangement is formed of the present utility model being characterised in that by temperature sensing converting member, thrust case, barrel cam switching mechanism, dynamic control mechanism four parts of fan blade helix angle:
(1) barrel cam switching mechanism comprises a rocking arm 3 that links to each other with the output push rod 15 that promotes case 1, and 11, one of high speed roller bearings of 4, two sealings of shift fork have the barrel cam 5 of two shoulders and one group of Z-shaped groove 25-26;
(2) the dynamic control mechanism of fan blade helix angle comprises one group of fan blade 16, fan blade basal plane 17, and petiole 18, petiole sleeve 6 has 7, one hubs 9 that each blade played fixation of crank of a pin 8.
2, fan temperature control relief arrangement according to claim 1, there are two shoulders a termination that it is characterized in that barrel cam 5 outer walls, to embed two forks of shift fork 4, the other end outer wall has one group of Z-shaped groove 25-26, has the feather key on the cylindrical prolongation 10 of the keyway of a break-through and v belt dish 13 to coincide mutually on the inner hole wall of barrel cam 5.
3, barrel cam 5 according to claim 2 is characterized in that the Z-shaped groove 25-26 on its outer wall can have three to the six roots of sensation, and by radially being evenly distributed on the barrel cam outer wall, and Z-shaped groove number is identical with fan blade 16 numbers.
4, fan temperature control relief arrangement according to claim 1, there are two projections 10 lower end that it is characterized in that every fan blade handle 18 in the dynamic control mechanism of fan blade helix angle, the keyway 20 that two break-through are arranged on the inner hole wall of each fan blade cover 6, and its end links to each other with the crank 7 that has pin 8, two grooves 21 with two keyway 20 spaces 90 are arranged on crank 7 bottom planes, and two projections 19 of the size of two keyways 20 and two grooves 21 and petiole 18 lower ends are complementary; Opening cushion block 22, a screw 23 that plays fixation is arranged between the lower edge of the top of every petiole 18 and fan blade basal plane 17, corresponding screw 24 is arranged on petiole 18.
5, the dynamic control mechanism of fan blade helix angle according to claim 4, it is characterized by between each petiole sleeve 6 and hub 9 radial holes respectively has a copper base oil containing bearing 28 and thrust ball bearing 27.
6, fan temperature control relief arrangement according to claim 1 is characterized in that tubular protrudingly spends 5, crank 7 and pin 8, petiole 18 use carbon steel, or the Alloy Constructional Steel metallic material is made; Shift fork 4, rocking arm 3 usefulness spheroidal graphite cast iron or forging cast iron materials are made; Hub 9 adopts gray cast iron, or aluminum alloy, or zinc alloy material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87213313 CN2041728U (en) | 1987-09-10 | 1987-09-10 | Heat-sink fan temperature unloading device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87213313 CN2041728U (en) | 1987-09-10 | 1987-09-10 | Heat-sink fan temperature unloading device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2041728U true CN2041728U (en) | 1989-07-26 |
Family
ID=4827831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87213313 Withdrawn CN2041728U (en) | 1987-09-10 | 1987-09-10 | Heat-sink fan temperature unloading device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2041728U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936294B (en) * | 2002-12-26 | 2012-02-15 | 株式会社久保田 | Engine cooling device and harvester with the same |
| CN104373191A (en) * | 2014-11-14 | 2015-02-25 | 丹东华隆农业机械有限公司 | Farm engine water tank automatic dust removing device |
| CN107143411A (en) * | 2017-06-12 | 2017-09-08 | 威隼汽车科技（宁波）有限公司 | A kind of automobile fan |
| CN107327341A (en) * | 2017-01-12 | 2017-11-07 | 孙浩 | A kind of water tank automatic dust removing reverses the small shift fork rotating mechanism of fan |
| CN109036787A (en) * | 2018-08-21 | 2018-12-18 | 李涵 | A kind of temperature control varying pitch radiator and its transformer |
| CN111044191A (en) * | 2019-11-28 | 2020-04-21 | 西安航天动力试验技术研究所 | Attitude control engine thrust measuring device |
-
1987
- 1987-09-10 CN CN 87213313 patent/CN2041728U/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936294B (en) * | 2002-12-26 | 2012-02-15 | 株式会社久保田 | Engine cooling device and harvester with the same |
| CN104373191A (en) * | 2014-11-14 | 2015-02-25 | 丹东华隆农业机械有限公司 | Farm engine water tank automatic dust removing device |
| CN107327341A (en) * | 2017-01-12 | 2017-11-07 | 孙浩 | A kind of water tank automatic dust removing reverses the small shift fork rotating mechanism of fan |
| CN107143411A (en) * | 2017-06-12 | 2017-09-08 | 威隼汽车科技（宁波）有限公司 | A kind of automobile fan |
| CN109036787A (en) * | 2018-08-21 | 2018-12-18 | 李涵 | A kind of temperature control varying pitch radiator and its transformer |
| CN111044191A (en) * | 2019-11-28 | 2020-04-21 | 西安航天动力试验技术研究所 | Attitude control engine thrust measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |