CN204827945U - Variable flow electromagnetic clutch cooling water pump - Google Patents
Variable flow electromagnetic clutch cooling water pump Download PDFInfo
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- CN204827945U CN204827945U CN201520424253.1U CN201520424253U CN204827945U CN 204827945 U CN204827945 U CN 204827945U CN 201520424253 U CN201520424253 U CN 201520424253U CN 204827945 U CN204827945 U CN 204827945U
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- pump housing
- transmission shaft
- bearing
- clutch cooling
- sucker
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Abstract
(B, ) the utility model discloses a variable flow electromagnetic clutch cooling water pump, its characterized in that: still include friction disk, sucking disc, fixed loop, iron core subassembly and impeller, wherein the top and the bottom elastic connection that pulls the dish of friction disk pull set inside embedding magnetic conduction ring, and sucking disc fixed connection and rotates with the transmission shaft through a second bearing and is connected on the belt pulley, and fixed loop fixed connection is in the sucking disc outer fringe, on the fixed loop and magnetic conduction ring corresponds the position and is equipped with permanent magnetism piece group, and iron core subassembly fixed connection is on the pump body and be located the sucking disc below, and the pump body has an inner chamber, the impeller be arranged in the pump body the inner chamber and with transmission shaft fixed connection. The electromagnetic force that permanent magnetic force and iron core subassembly between the magnetic conduction ring sum fixed loop are passed through to this scheme combines, realizes the conversion of water pump between big low discharge to realize energy saving and emission reduction, reduce environmental pollution, extension engine service life, solve the problem that the magnet subassembly easily lost efficacy among the prior art simultaneously, lengthened the life of magnet. (B, )
Description
Technical field
the utility model belongs to cooling waterpump technical field, is specifically related to a kind of changeable flow magnetic clutch cooling waterpump.
Background technique
along with develop rapidly and people's showing great attention to environment of automotive industry, energy-saving and emission-reduction have become one of Global Auto industry several large theme of greatest concern.At present both at home and abroad, in motor car engine, most of water pump is all use mechanical water pump, and in the whole process of engine operation, have the temperature of greatly time motor to be optimum temperature lower than engine work, but no matter engine temperature is how many, and common mechanical water pump all runs with the input speed of engine spindle, uncontrollable, when motor does not need powerful cooling, water pump still runs up, and wastes energy, and increases environmental pollution.In addition, just as the overheated working life that can affect motor, spend the cold working life that can affect motor too.
at present, some motor drives water pump can realize wheel speed and controls, application reference number is the Chinese invention patent of CN102086799A, disclose a kind of electronic cooling water pump of variable-flow engine, it comprises the pump housing, be arranged on the shaft connecting bearing on the pump housing, be located at flange and the impeller at shaft connecting bearing two ends respectively, be in transmission connection by clutch mechanism between flange and belt pulley, described clutch mechanism comprises the clutch bearing for installing belt pulley, adhesive follower plate and belt pulley also make the magnet A of follower plate and belt pulley synchronous axial system and can produce the coil in magnetic field of repelling each other with magnet A after being energized, magnet A and coil are all located on support, the power on signal input end of aforesaid coil is connected with an output terminal that can gather the electronic control unit of engine coolant temperature.
the magnet A of above-mentioned cooling waterpump and coil are fixed on support, coil cap and support assorted also push down permanent magnet, coil cap and support three rivet interlacement form coil assembly, that is magnet A and coil are provided in coil assembly, such structural configuration, except magnet A will reach very high heatproof requirement, the magnetic of magnet A is at coil electricity, constantly degenerate in power-off, finally lose function, the working life of magnet A is low, the function and magnet A loses magnetism, magnetic hysteresis or eddy current effect is not just had yet, drag function can not be realized, the function of variable-flow is not just realized yet.In order to ensure that water pump normally runs, when magnet A loses magnetism, needing the magnet more renewed, increasing manufacture cost, removing and installing also very complicated simultaneously.Magnet A and coil all have polarity simultaneously, and this structural configuration is complicated, high to coil connection request.
Summary of the invention
the utility model object is: provide a kind of structure simple, energy-saving and emission-reduction, and the changeable flow magnetic clutch cooling waterpump of magnet long service life.
the technical solution of the utility model is: a kind of changeable flow magnetic clutch cooling waterpump, comprise the transmission shaft of a setting, and the dragging plate be located at successively from top to bottom on described transmission shaft, belt pulley and the pump housing, described dragging plate is fixedly connected on transmission shaft, described belt pulley is connected with motor, the described pump housing and transmission shaft are rotationally connected by a clutch shaft bearing, also comprise friction disk, sucker, retaining ring, core assembly and impeller, the top of its middle friction tray is connected with the bottom resilient of dragging plate, described dragging plate inside embeds a magnetic guiding loop, described sucker is fixedly connected with over pulleys carried, and be connected with drive axis by one second bearing, described retaining ring is fixedly connected on sucker outer rim, described retaining ring is provided with permanent magnetism sheet group with described magnetic guiding loop corresponding position, described core assembly to be fixedly connected on the pump housing and to be positioned at below sucker, the described pump housing has an inner chamber, described impeller is arranged in the inner chamber of the pump housing and is fixedly connected with transmission shaft.
preferably, described permanent magnetism sheet group comprises several permanent magnet pieces, and these permanent magnet pieces are circumferentially equidistantly arranged on retaining ring.
preferably, described core assembly comprises iron core and is located at the coil of this core interior, and described coil drags line to be connected with an external control device by one.
preferably, connected by a plane spring elasticity between described friction disk and dragging plate, the spacing between friction disk and dragging plate can be shortened, and device global stability can be improved.
preferably, the described pump housing comprises first pump housing and second pump housing, and described first pump housing is positioned at the top of second pump housing, is provided with sealing structure for water between first pump housing and transmission shaft, can effectively prevent water pump from leaking.
preferably, described impeller is fixedly connected with transmission shaft interference fit, and structure is simple.
preferably, described sucker offers a leakage field groove towards the position of core assembly, the adsorptive power of core assembly can be increased.
preferably, described clutch shaft bearing is the combination bearing of roller bearing and deep groove ball bearing composition, and described second bearing is rolling bearing.
specific operation principle of the present utility model is as follows:
(1) impeller low-speed running: when engine water temperature is lower than design temperature, core assembly is not energized, belt pulley, sucker, retaining ring rotate at full speed with motor, on magnetic guiding loop cutting retaining ring in dragging plate, the magnetic line of force of permanent magnetism sheet group produces electric convolution, electric convolution produces new magnetic field, under the magnetic force in new magnetic field, dragging plate drives the delayed low-speed running of transmission shaft, now be connected to impeller on transmission shaft also along with low-speed running, finally reach 30 ~ 50% rotating speeds at full speed, realize the water circulation of small flow.
(2) impeller runs up: when engine temperature reaches setting temperature, core assembly is energized, belt pulley, sucker, retaining ring rotate at full speed with motor, coil generating electromagnetic power, make friction disk overcome the elastic force adhesive of plane spring on sucker, friction disk is connected with dragging plate by plane spring, thus make sucker directly drive dragging plate and transmission shaft to rotate at full speed, the impeller be connected on transmission shaft also rotates at full speed, realizes large discharge circulation, motor accelerating cooling; When engine temperature is lower than setting temperature, core assembly dead electricity, friction disk is separated with sucker, and impeller returns to low-speed running state, realizes small flow circulation.
the utility model has the advantages that:
1. changeable flow magnetic clutch cooling waterpump of the present utility model, the conversion of water pump between small-large flow is realized by the electromagnetic force combination of the permanent magnetic between magnetic guiding loop and permanent magnetism sheet group and core assembly, thus realize energy-saving and emission-reduction, reduce environmental pollution, increasing service life of engine;
2. the utility model solves the problem that magnet assembly in prior art easily lost efficacy, and can extend the working life of magnet.
3. permanent magnetism sheet group of the present utility model is installed in sucker outer rim by retaining ring, and structure is simple, removes and installs conveniently.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the utility model is further described:
fig. 1 is the structure sectional view of a kind of changeable flow magnetic clutch of the utility model cooling waterpump embodiment.
fig. 2 is the retaining ring structural drawing in Fig. 1.
wherein: 1, transmission shaft; 2, dragging plate; 3, magnetic guiding loop; 4, plane spring; 5, friction disk; 6, permanent magnetism sheet group; 7, retaining ring; 8, sucker; 9, the second bearing; 10, coil; 11, iron core; 12, line is dragged; 13, belt pulley; 14, clutch shaft bearing; 15, first pump housing; 16, sealing structure for water; 17, impeller; 18, second pump housing; 19, the pump housing.
Embodiment
embodiment: with reference to shown in Fig. 1, a kind of changeable flow magnetic clutch cooling waterpump, comprise the transmission shaft 1 of a setting, and the dragging plate 2 be located at successively from top to bottom on described transmission shaft 1, belt pulley 13 and the pump housing 19, described dragging plate 2 is fixedly connected on transmission shaft 1, described belt pulley 13 is connected with motor, the described pump housing 19 is rotationally connected by a clutch shaft bearing 14 with transmission shaft 1, also comprise friction disk 5, sucker 8, retaining ring 7, core assembly and impeller 17, the top of its middle friction tray 5 is connected with the bottom resilient of dragging plate 2, described dragging plate 2 inside embeds a magnetic guiding loop 3, described sucker 8 is fixedly connected on belt pulley 13, and be rotationally connected with transmission shaft 1 by one second bearing 9, described retaining ring 7 is fixedly connected on sucker 8 outer rim, described retaining ring 7 is provided with permanent magnetism sheet group 6 with described magnetic guiding loop 3 corresponding position, described core assembly to be fixedly connected on the pump housing 19 and to be positioned at below sucker 8, the described pump housing 19 has an inner chamber, described impeller 17 is arranged in the inner chamber of the pump housing 19 and is fixedly connected with transmission shaft 1.
permanent magnetism sheet group 6 comprises several permanent magnet pieces, and these permanent magnet pieces are circumferentially equidistantly arranged on retaining ring 7, as shown in Figure 2.
core assembly comprises iron core 11 and is located at the coil 10 of this iron core 11 inside, and described coil 10 drags line 12 to be connected with an external control device (figure does not draw) by one.
connected by plane spring 4 elasticity between friction disk 5 and dragging plate 2.
the pump housing 19 comprises first pump housing 15 and second pump housing 18, and described first pump housing 15 is positioned at the top of second pump housing 18, and iron core 11 is fixedly connected on first pump housing 15, is provided with sealing structure for water 16, effectively prevents water pump from leaking between first pump housing 15 and transmission shaft 1; Impeller 17 is positioned at the inside of first pump housing 15 and second pump housing 18.
impeller 17 is fixedly connected with transmission shaft 1 interference fit.
sucker 8 offers a leakage field groove towards the position of core assembly, adds the adsorptive power of core assembly.
clutch shaft bearing 14 is the combination bearing of roller bearing and deep groove ball bearing composition, and first pump housing 15 is connected by combination bearing 14 with transmission shaft 1, and described second bearing 9 is rolling bearing.
specific operation principle of the present utility model is as follows:
(1) impeller 17 low-speed running: when engine water temperature is lower than design temperature, core assembly is not energized, belt pulley 13, sucker 8 and retaining ring 7 rotate at full speed with motor, the magnetic line of force that magnetic guiding loop 3 in dragging plate 2 cuts the permanent magnetism sheet group 6 on retaining ring 7 produces electric convolution, electric convolution produces new magnetic field, under the magnetic force in new magnetic field, dragging plate 2 drives the delayed low-speed running of transmission shaft 1, now be fixed on the impeller 17 also low-speed running on transmission shaft 1, finally reach 30 ~ 50% rotating speeds at full speed, realize the water circulation of small flow.
(2) impeller 17 runs up: when engine temperature reaches setting temperature, core assembly is energized, belt pulley 13, sucker 8 and retaining ring 7 rotate at full speed with motor, coil 10 produces electromagnetic force, friction disk 5 is made to overcome the elastic force adhesive of plane spring 4 on sucker 8, friction disk 5 is connected with dragging plate 2 by plane spring 4, thus make sucker 8 directly drive dragging plate 2 and transmission shaft 1 to rotate at full speed, the impeller 17 be fixed on transmission shaft 1 also rotates at full speed, realize large discharge circulation, motor accelerating cooling; When engine temperature is lower than setting temperature, core assembly dead electricity, friction disk 5 is separated with sucker 8, and impeller 17 returns to low-speed running state, realizes small flow circulation.
under above-mentioned impeller 17 low-speed running and the state that runs up, core assembly and the pump housing 19 all non rotating.
certain above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All modifications done according to the Spirit Essence of the utility model main technical schemes, all should be encompassed within protection domain of the present utility model.
Claims (8)
1. a changeable flow magnetic clutch cooling waterpump, comprise the transmission shaft (1) of a setting, and the dragging plate (2) be located at successively from top to bottom on described transmission shaft (1), belt pulley (13) and the pump housing (19), described dragging plate (2) is fixedly connected on transmission shaft (1), described belt pulley (13) is connected with motor, the described pump housing (19) and transmission shaft (1) are rotationally connected by a clutch shaft bearing (14), it is characterized in that: also comprise friction disk (5), sucker (8), retaining ring (7), core assembly and impeller (17), the top of its middle friction tray (5) is connected with the bottom resilient of dragging plate (2), described dragging plate (2) inside embeds a magnetic guiding loop (3), described sucker (8) is fixedly connected on belt pulley (13), and be rotationally connected by one second bearing (9) and transmission shaft (1), described retaining ring (7) is fixedly connected on sucker (8) outer rim, above permanent magnetism sheet group (6) is provided with described magnetic guiding loop (3) corresponding position at described retaining ring (7), described core assembly is fixedly connected on the pump housing (19) and goes up and be positioned at sucker (8) below, the described pump housing (19) has an inner chamber, described impeller (17) is arranged in the inner chamber of the pump housing (19) and is fixedly connected with transmission shaft (1).
2. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, is characterized in that: described permanent magnetism sheet group (6) comprises several permanent magnet pieces, and these permanent magnet pieces are circumferentially equidistantly arranged on retaining ring (7).
3. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, it is characterized in that: described core assembly comprises iron core (11) and is located at the inner coil (10) of this iron core (11), and described coil (10) drags line (12) to be connected with an external control device by one.
4. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, is characterized in that: connected by a plane spring (4) elasticity between described friction disk (5) and dragging plate (2).
5. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, it is characterized in that: the described pump housing (19) comprises first pump housing (15) and second pump housing (18), described first pump housing (15) is positioned at the top of second pump housing (18), is provided with sealing structure for water (16) between first pump housing (15) and transmission shaft (1).
6. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, is characterized in that: described impeller (17) is fixedly connected with transmission shaft (1) interference fit.
7. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, is characterized in that: described sucker (8) offers a leakage field groove towards the position of core assembly.
8. a kind of changeable flow magnetic clutch cooling waterpump according to claim 1, is characterized in that: the combination bearing that described clutch shaft bearing (14) forms for roller bearing and deep groove ball bearing, and described second bearing (9) is rolling bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424253.1U CN204827945U (en) | 2015-06-18 | 2015-06-18 | Variable flow electromagnetic clutch cooling water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424253.1U CN204827945U (en) | 2015-06-18 | 2015-06-18 | Variable flow electromagnetic clutch cooling water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204827945U true CN204827945U (en) | 2015-12-02 |
Family
ID=54685553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424253.1U Active CN204827945U (en) | 2015-06-18 | 2015-06-18 | Variable flow electromagnetic clutch cooling water pump |
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| CN (1) | CN204827945U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895799A (en) * | 2015-06-18 | 2015-09-09 | 昆山隆中麦士格瑞汽车部件有限公司 | Variable-flow electromagnetic clutch cooling water pump |
| CN105464779A (en) * | 2015-12-23 | 2016-04-06 | 苏州睿昕汽车配件有限公司 | Fail-safe and speed-regulating electronic control water pump |
| CN110985434A (en) * | 2019-11-29 | 2020-04-10 | 江苏中苏智能制造有限公司 | Mixed flow pump with clutch protection structure |
-
2015
- 2015-06-18 CN CN201520424253.1U patent/CN204827945U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895799A (en) * | 2015-06-18 | 2015-09-09 | 昆山隆中麦士格瑞汽车部件有限公司 | Variable-flow electromagnetic clutch cooling water pump |
| CN104895799B (en) * | 2015-06-18 | 2018-06-22 | 昆山隆中麦士格瑞汽车部件有限公司 | A kind of changeable flow electromagnetic clutch cooling water pump |
| CN105464779A (en) * | 2015-12-23 | 2016-04-06 | 苏州睿昕汽车配件有限公司 | Fail-safe and speed-regulating electronic control water pump |
| CN105464779B (en) * | 2015-12-23 | 2018-07-17 | 苏州睿昕汽车配件有限公司 | A kind of anti-failure speed governing electric control pump |
| CN110985434A (en) * | 2019-11-29 | 2020-04-10 | 江苏中苏智能制造有限公司 | Mixed flow pump with clutch protection structure |
| CN110985434B (en) * | 2019-11-29 | 2020-12-08 | 江苏中苏智能制造有限公司 | Mixed flow pump with clutch protection structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |