CN107489512A - Geneva mechanism and there are its mechanical fans - Google Patents
Geneva mechanism and there are its mechanical fans Download PDFInfo
- Publication number
- CN107489512A CN107489512A CN201710433305.5A CN201710433305A CN107489512A CN 107489512 A CN107489512 A CN 107489512A CN 201710433305 A CN201710433305 A CN 201710433305A CN 107489512 A CN107489512 A CN 107489512A
- Authority
- CN
- China
- Prior art keywords
- geneva mechanism
- blanking cover
- sheave
- connecting portion
- bearing
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/36—Pulleys
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a kind of Geneva mechanism and there are its mechanical fans.Geneva mechanism includes：Sheave component, sheave component include sheave body；Connecting portion, sheave body are rotatably connected on connecting portion, and connecting portion is used to sheave component being arranged on predetermined structure.The Geneva mechanism of the present invention and installation site of the Geneva mechanism on blower tray can be determined according to heat sink location with its mechanical fans, without mobile water pump, simplify the design difficulty of mechanical fans, installation process is flexible, requirement to blower tray is low, production cost is low, simple in construction, and versatility is high.
Description
Technical field
The present invention relates to heat abstractor technical field, in particular to a kind of Geneva mechanism and has its mechanical blowing
Fan.
Background technology
Cooling fan is an essential important component of car engine cooling system, and the installation of fan directly affects
To the radiating effect of host machine cooling system, noise, fuel economy and engine power consumption etc..Therefore, in engine type selecting and whole
During car cooling system matched design, selecting and install fan with holding water is a highly important job.
Existing machinery fan is more to be driven by pump shaft, Timing Belt, accessory wheel system belt etc..Also part fan passes through
It is driven with the Geneva mechanism that mounting bracket integrates.
However, passed with the coaxial mounted mechanical fans of water pump by the way that fan mounting flange is fixed on pump shaft
It is dynamic.Status requirement of such a mounting means to water pump on the engine is higher, needs water pump to be arranged on motor head face, and needs
Positioned at engine centre position, limitation is strong, the scope of application is smaller.And the Geneva mechanism by being integrated with mounting bracket
The fan being driven, integrally require mounting bracket higher, installation accuracy is relatively difficult to ensure card, high processing costs, poor universality.
The content of the invention
It is a primary object of the present invention to provide the Geneva mechanism and have that a kind of versatility is high, simple in construction, cost is low
Its mechanical fans.
To achieve these goals, according to an aspect of the invention, there is provided a kind of Geneva mechanism, including：Sheave group
Part, sheave component include sheave body；Connecting portion, sheave body are rotatably connected on connecting portion, and connecting portion is used for groove
Wheel assembly is arranged on predetermined structure.
Further, sheave component also includes bearing, and sheave body is rotatably connected on connecting portion by bearing.
Further, the mounting hole extended along its axis direction is provided with sheave body, bearing passes through interference fit
Mode is arranged in mounting hole.
Further, bearing is biserial deep groove ball bearing.
Further, sheave body is belt pulley, and the periphery of belt pulley is provided with stopper slot, set on the end face of belt pulley
There are multiple screwed holes, circumferentially-spaced arrangement of multiple screwed holes along belt pulley.
Further, connecting portion includes connecting bolt.
Further, Geneva mechanism also includes location division, and location division is used to connecting portion being fixed on sheave component.
Further, location division includes the first blanking cover and the second blanking cover, and the first blanking cover and the second blanking cover cover be located at axle respectively
Positioning hole is provided with the both ends held, the first blanking cover and the second blanking cover, connecting bolt sequentially passes through the positioning on the first blanking cover
At least one of both positioning holes on hole and the second blanking cover, the positioning hole on positioning hole and the second blanking cover on the first blanking cover
Screw thread is provided with inwall.
Further, Geneva mechanism also includes sealing ring, and sealing ring is used to seal between the second blanking cover and connecting bolt
Gap.
According to another aspect of the present invention, there is provided a kind of mechanical fans, including Geneva mechanism and fan, Geneva mechanism be
Above-mentioned Geneva mechanism, fan are fixedly mounted on sheave body.
Apply the technical scheme of the present invention, because Geneva mechanism is independently of for installing the pre- of Geneva mechanism in the present invention
Determine structure (such as blower tray) setting, during actual use, fan can be fixedly mounted on the sheave of Geneva mechanism
On body, sheave body, which rotates, drives fan to rotate.During producing Geneva mechanism, individually Geneva mechanism can be processed
And assembling, it is not only restricted to the structure of blower tray.When needing fan being arranged on blower tray, pass through Geneva mechanism
Effect, it may be possible to installation site of the Geneva mechanism on blower tray is determined according to heat sink location, without mobile water
Pump, the design difficulty of mechanical fans is simplified, installation process is flexible, and the requirement to blower tray is low, and production cost is low, knot
Structure is simple, and versatility is high.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 diagrammatically illustrates the sectional view of the Geneva mechanism of the present invention；And
Fig. 2 diagrammatically illustrates the exploded view of the Geneva mechanism of the present invention.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, sheave component；11st, sheave body；111st, screwed hole；112nd, stopper slot；113rd, mounting hole；12nd, bearing；20、
Connecting portion；21st, connecting bolt；30th, location division；31st, the first blanking cover；32nd, the second blanking cover；33rd, positioning hole；40th, sealing ring.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except herein
Order beyond those of diagram or description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment not
Be necessarily limited to those steps or the unit clearly listed, but may include not list clearly or for these processes, side
The intrinsic other steps of method, product or equipment or unit.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Referring to shown in Fig. 1 and Fig. 2, according to an embodiment of the invention, there is provided a kind of Geneva mechanism, the groove in the present embodiment
Wheel mechanism includes sheave component 10 and connecting portion 20, wherein, sheave component 10 includes sheave body 11, and sheave body 11 is rotatable
Ground is connected on connecting portion 20, during actual use, by the effect of connecting portion 20, is easy to the groove in the present embodiment
Wheel assembly 10 is arranged on predetermined structure.Predetermined structure in the present embodiment can be the structures such as blower tray.
Because Geneva mechanism is independently of predetermined structure (such as the fan branch for installing Geneva mechanism in the present embodiment
Frame) set, during actual practicality, fan can be fixedly mounted on the sheave body 11 of Geneva mechanism, sheave body
11 rotate and fan can be driven to rotate, and during producing Geneva mechanism, individually Geneva mechanism can be processed and be assembled, no
It is limited to the structure of blower tray.When needing fan being arranged on blower tray, pass through the effect of Geneva mechanism, energy
It is enough that installation site of the Geneva mechanism on blower tray is determined according to heat sink location, without mobile water pump, simplify machinery
The design difficulty of fan, installation process is flexible, and the requirement to blower tray is low, and production cost is low, simple in construction, versatility
It is high.In use, fan is directly anchored on sheave body 11, rotating sheave body 11 by other drive devices rotates
Fan is driven to rotate, simple and fast.
Specifically, the sheave component 10 in the present embodiment also includes bearing 12, and sheave body 11 can be turned by bearing 12
It is dynamic to be connected on connecting portion 20, during work, fan is arranged on sheave body 11, passes through other drive devices and drives sheave sheet
Body 11, which rotates, to drive fan to rotate, simple in construction, be easy to implement.
Preferably, the mounting hole 113 extended along its axis direction is provided with sheave body 11, bearing 12 is matched somebody with somebody by interference
The mode of conjunction is arranged in mounting hole 113, simple in construction, is easily installed.Further, since the present embodiment middle (center) bearing 12 and sheave sheet
Body 11 is coaxially disposed, and can prevent bearing 12 from eccentric wear phenomenon occur.
Preferably, the bearing 12 in the present embodiment is biserial deep groove ball bearing, is easy to the high power rotation for meeting Geneva mechanism
The requirement turned.Certainly, in other embodiments of the invention, bearing 12 can also to be arranged into single-groove grooved ball bearing isometric
Hold, as long as other modes of texturing under the design of the present invention, within protection scope of the present invention.
Referring again to shown in Fig. 1 and Fig. 2, the sheave body 11 in the present embodiment is belt pulley, is set on the periphery of belt pulley
Stopper slot 112 is equipped with, at least one screwed hole 111 is provided with the end face of belt pulley.Preferably, the screwed hole in the present embodiment
111 be four, during installation, by fan by being located in being bolted on the end face of belt pulley in screwed hole 111, Ran Houli
It is set in belt on the belt wheel on belt pulley and drive device, such as the output shaft of motor, passes through the drive device band such as motor
Dynamic pulley rotation, and then drive fan to rotate.During belt is installed, belt can be limited by stopper slot 112
Position, during specific processing, the spacing preiection for being formed and being matched with stopper slot 112 can be processed on belt, prevents from skidding.
The stopper slot of belt pulley can change and change according to fan gearratio, and special belt pulley can be also designed according to fan gearratio
It is bolted on Geneva mechanism.
Preferably, the stopper slot 112 in the present embodiment is serrated slot, certainly, in other embodiments of the invention, may be used also
So that stopper slot 112 is arranged into V-shaped groove either arc groove or other regularly or irregularly grooves, as long as the present invention's
Other modes of texturing under design, within protection scope of the present invention.
Shown in Figure 1, the connecting portion 20 in the present embodiment includes connecting bolt 21, when Geneva mechanism is installed, as long as
Processing forms a screwed hole on blower tray, then connecting bolt 21 is arranged in screwed hole, installation process is simple
Fast, it is easy to implement.
In order to which connecting portion 20 is firmly secured on sheave component 10, the Geneva mechanism in the present embodiment also includes positioning
Portion 30, location division 30 are used to connecting portion 20 being fixed on sheave component 10.
In a kind of preferred embodiment of the present invention, location division 30 includes the first blanking cover 31 and the second blanking cover 32, and first
The blanking cover 32 of blanking cover 31 and second covers the both ends for being located at bearing 12 respectively, and positioning is provided with the first blanking cover 31 and the second blanking cover 32
Hole 33, connecting bolt sequentially pass through the positioning hole 33 on the blanking cover 32 of positioning hole 33 and second on the first blanking cover 31 so that connection
The screw portion of bolt stretches out in the second blanking cover 32, is easy to be connected with the screwed hole on blower tray and by the groove in the present embodiment
Wheel mechanism is fixed on blower tray.
In order to be positioned to connecting bolt, the positioning hole 33 and second on the first blanking cover 31 in the present embodiment is stifled
Screw thread is provided with the inwall of the positioning hole 33 of at least one of both positioning holes 33 on lid 32, as shown in figure 1, the present embodiment
In be threaded structure on by the positioning hole 33 on the second blanking cover 32, be easy to and external screw thread on connecting bolt coordinate and connected
Connect, mode connecting bolt rocks on Geneva mechanism, and then prevent from carrying or Geneva mechanism of taking during connecting bolt
Come off, Stability Analysis of Structures, be easily installed and use.
Certainly, in other embodiments of the invention, can also be on the internal face of the positioning hole 33 on the first blanking cover 31
It is threaded on the inwall of structure or the positioning hole 33 on the first blanking cover 31 and the second blanking cover 32 and is respectively provided with helicitic texture.
Preferably, the Geneva mechanism in the present embodiment also includes sealing ring 40, and the sealing ring 40 is used to seal the second blanking cover
Gap between 32 and connecting bolt 21, prevent dust, impurity etc. from entering in Geneva mechanism, that improves Geneva mechanism uses the longevity
Life.The sealing ring 40 is preferably O-ring seal.
According to the above embodiments it is known that：The belt pulley of the present invention is interference fitted in one with biserial deep groove ball bearing
Rise.Structure is threaded on second blanking cover 32, is assembled together by connecting bolt and the first blanking cover 31, so whole sheave
Mechanism just turns into an entirety.Whole Geneva mechanism is fixed on blower tray by connecting bolt.Fan passes through on belt pulley
4 screwed holes be fixed on Geneva mechanism.Belt is rotated by belt pulley, so as to drive fan to be rotated, simultaneously
O-ring seal is set, to prevent dust, impurity etc. from entering in Geneva mechanism.It can be seen that Geneva mechanism and fan branch in the present invention
Frame installs respectively, designs, and Geneva mechanism can be applicable on different engines, good airproof performance, by the effect of sealing ring 40,
The service life of bearing 12 can be improved, fan pulley integrates with Geneva mechanism, easy for installation, quick, simple in construction,
Requirement to blower tray reduces.
According to another aspect of the present invention, there is provided a kind of mechanical fans, the machinery include Geneva mechanism, the Geneva mechanism
For the Geneva mechanism in above-described embodiment.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
(1) Geneva mechanism of the invention is monolithic construction, easy for installation, quick, versatility is high；
(2) stopper slot of Geneva mechanism can change and change according to fan gearratio, can also be set according to fan gearratio
Special belt pulley is counted to be bolted on Geneva mechanism；
(3) it is anti-bearing eccentric wear, pulley centers and bearing arranged concentric；
(4) sheave body is simple in construction together with bearing interference fit, easy for installation；
(5) O-ring seal is designed with Geneva mechanism prevents dust, impurity etc. from entering in Geneva mechanism, is easy to ensure groove
Take turns the service life of mechanism；
(6) Geneva mechanism front end is that fan installs screwed hole, and fan is bolted on sheave body by four；
(7) stopper slot on Geneva mechanism drives fan to rotate with the transmission of belt, and inner ring is motionless, by connecting spiral shell
Bolt is fixed on blower tray.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. Geneva mechanism, it is characterised in that including：Sheave component (10), the sheave component (10) include sheave body (11)；Connecting portion (20), the sheave body (11) are rotatably connected on the connecting portion (20), the connecting portion (20) For the sheave component (10) to be arranged on into predetermined structure.
- 2. Geneva mechanism according to claim 1, it is characterised in that the sheave component (10) also includes bearing (12), The sheave body (11) is rotatably connected on the connecting portion (20) by the bearing (12).
- 3. Geneva mechanism according to claim 2, it is characterised in that be provided with the sheave body (11) along its axis The mounting hole (113) of direction extension, the bearing (12) are arranged in the mounting hole (113) by way of interference fit.
- 4. Geneva mechanism according to claim 2, it is characterised in that the bearing (12) is biserial deep groove ball bearing.
- 5. Geneva mechanism according to claim 2, it is characterised in that the sheave body (11) is belt pulley, the skin The periphery of belt wheel is provided with stopper slot (112), and multiple screwed holes (111) are provided with the end face of the belt pulley, the multiple Circumferentially-spaced arrangement of the screwed hole (111) along the belt pulley.
- 6. Geneva mechanism according to claim 2, it is characterised in that the connecting portion (20) includes connecting bolt (21).
- 7. Geneva mechanism according to claim 6, it is characterised in that the Geneva mechanism also includes location division (30), institute Location division (30) is stated to be used to the connecting portion (20) being fixed on the sheave component (10).
- 8. Geneva mechanism according to claim 7, it is characterised in that the location division (30) include the first blanking cover (31) and Second blanking cover (32), first blanking cover (31) and second blanking cover (32) cover the both ends for being located at the bearing (12) respectively, Positioning hole (33) is provided with first blanking cover (31) and second blanking cover (32), the connecting bolt sequentially passes through institute State the positioning hole (33) on the positioning hole (33) and second blanking cover (32) on the first blanking cover (31), described first At least one of both described positioning holes (33) on the positioning hole (33) and second blanking cover (32) on blanking cover (31) Inwall on be provided with screw thread.
- 9. Geneva mechanism according to claim 8, it is characterised in that the Geneva mechanism also includes sealing ring (40), institute Sealing ring (40) is stated to be used to seal the gap between second blanking cover (32) and the connecting bolt (21).
- 10. a kind of mechanical fans, including Geneva mechanism and fan, it is characterised in that the Geneva mechanism is claim 1 to 9 Any one of Geneva mechanism, the fan is fixedly mounted on the sheave body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433305.5A CN107489512A (en) | 2017-06-09 | 2017-06-09 | Geneva mechanism and there are its mechanical fans |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433305.5A CN107489512A (en) | 2017-06-09 | 2017-06-09 | Geneva mechanism and there are its mechanical fans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107489512A true CN107489512A (en) | 2017-12-19 |
Family
ID=60642828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710433305.5A Withdrawn CN107489512A (en) | 2017-06-09 | 2017-06-09 | Geneva mechanism and there are its mechanical fans |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107489512A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08177516A (en) * | 1994-12-27 | 1996-07-09 | Kubota Corp | Fan pulley support device of water-cooled engine |
| CN202081953U (en) * | 2011-04-15 | 2011-12-21 | 宁波富莱茵汽车部件有限公司 | Fan shaft component |
| CN104235369A (en) * | 2014-09-15 | 2014-12-24 | 成都嘉陵华西光学精密机械有限公司 | Fully-sealed dustproof structure of fixed belt tension pulley component |
| CN205089439U (en) * | 2015-11-10 | 2016-03-16 | 中国重汽集团济南动力有限公司 | Fan bracket assembly for diesel engine |
| CN106437998A (en) * | 2016-11-30 | 2017-02-22 | 广西玉柴机器股份有限公司 | Fan shaft part |
-
2017
- 2017-06-09 CN CN201710433305.5A patent/CN107489512A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08177516A (en) * | 1994-12-27 | 1996-07-09 | Kubota Corp | Fan pulley support device of water-cooled engine |
| CN202081953U (en) * | 2011-04-15 | 2011-12-21 | 宁波富莱茵汽车部件有限公司 | Fan shaft component |
| CN104235369A (en) * | 2014-09-15 | 2014-12-24 | 成都嘉陵华西光学精密机械有限公司 | Fully-sealed dustproof structure of fixed belt tension pulley component |
| CN205089439U (en) * | 2015-11-10 | 2016-03-16 | 中国重汽集团济南动力有限公司 | Fan bracket assembly for diesel engine |
| CN106437998A (en) * | 2016-11-30 | 2017-02-22 | 广西玉柴机器股份有限公司 | Fan shaft part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181218 Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Applicant after: Beiqi Futian Automobile Co., Ltd. Address before: 100102 No.1 Courtyard Building, Futong East Street, Chaoyang District, Beijing Applicant before: Auto (China) Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171219 |
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| WW01 | Invention patent application withdrawn after publication |