CN110005571A - A kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct - Google Patents
A kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct Download PDFInfo
- Publication number
- CN110005571A CN110005571A CN201910170652.2A CN201910170652A CN110005571A CN 110005571 A CN110005571 A CN 110005571A CN 201910170652 A CN201910170652 A CN 201910170652A CN 110005571 A CN110005571 A CN 110005571A
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- China
- Prior art keywords
- oil duct
- rear bearing
- stator
- bearing block
- cam
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C2/00—Rotary-piston engines
- F03C2/30—Rotary-piston engines having the characteristics covered by two or more of groups F03C2/02, F03C2/08, F03C2/22, F03C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F03C2/304—Rotary-piston engines having the characteristics covered by two or more of groups F03C2/02, F03C2/08, F03C2/22, F03C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movements defined in sub-group F03C2/08 or F03C2/22 and relative reciprocation between members
Abstract
The invention discloses a kind of low heat-emissive Cam-Rotor Vane Motors with circulating cooling oil duct, including front-end bearing pedestal, rear bearing block, stator and partition, the stator quantity is two, it is separately positioned on the inner wall position close to front-end bearing pedestal and rear bearing block, the partition is arranged in two stator middle positions, the front-end bearing pedestal, rear bearing block, the corresponding bolt hole in position there are four being opened up on stator and partition, before, oil duct and four bolts and rear bearing block in rear bearing block, stator, the annular gap between bolt duct on partition and front-end bearing pedestal constitutes the cooling oil duct for substantially covering motor surface, the heat generated when taking away motor operations by the cooling oil circulated, the temperature of motor is controlled in appropriate range, in addition, annular gap between bolt and bolt duct is set as recycling cold But a part of oil duct simplifies the processing of motor interior grooves, reduces the volume of motor.
Description
Technical field
The present invention relates to mechanical engineering technical field, specially a kind of low heat-emissive cam with circulating cooling oil duct turns
Blades motor.
Background technique
Cam-Rotor Vane Motor is mainly made of rear bearing block, stator, partition, drive end bearing bracket and rear end cap etc..Cam turns
Blades motor is one kind of sliding-vane motor, has that small in size, structure process is simple, output torque is small, instantaneous flow pulsation is small,
The features such as long working life, rotary inertia are small, sensitive.In the occasion having higher requirements to system servo performance, cam turns
Blades motor has obtained preferable engineer application.
Cam-Rotor Vane Motor is widely used in Hydrauliload Simulator and High Precision Flight Simulator.In motor operations
When, the restriction loss of friction and hydraulic oil inside the leakage of hydraulic oil, motor will lead to the raising of motor temperature, thus
Influence the working performance of Hydrauservo System.The cooling of Cam-Rotor Vane Motor is the key that determine Hydrauservo System performance
One of factor.
It is found after being retrieved to the prior art, Chinese patent literature CN106555729A discloses (bulletin) day
2017.04.05 disclosing a kind of rotary actuator with circulating cooling oil duct.It includes rear bearing block, stator and fore bearing
Seat.It is characterized in that, being machined with several segments annular groove on rear bearing block, stator and front-end bearing pedestal.The rear bearing block
On one section of annular groove one end be equipped with oil inlet, the other end communicates with one section of annular groove on stator, the rear bearing block
On another section of annular groove one end be equipped with oil return opening, the other end communicates with another section of annular groove on stator.The stator
On annular groove be connected respectively with the annular groove on front-end bearing pedestal, to form the circulation loop of entire cooling oil.Its
Purpose is that cooling oil is circulated inside hydraulic swing motor, the heat generated when taking away motor operations, to reduce horse
Up to the temperature on surface.But the annular groove quantity in the technology is more, and process is complex.Simultaneously because annular groove
In the presence of increasing the volume of motor.
Summary of the invention
The present invention in view of the deficienciess of the prior art, configure cooling oil duct on the basis of motor original bolt duct,
The heat generated when taking away motor operations by the cooling oil circulated controls the temperature of motor in range appropriate
Interior, compared with prior art, the cooling oil duct in motor of the present invention has what the processing is simple under the premise of guaranteeing cooling effect
Feature.
To achieve the above object, the invention provides the following technical scheme: a kind of low heat-emissive with circulating cooling oil duct
Cam-Rotor Vane Motor, including front-end bearing pedestal, rear bearing block, stator and partition, the stator quantity are two, are set respectively
It sets in the inner wall position close to front-end bearing pedestal and rear bearing block, the partition is arranged in two stator middle positions, the front axle
It holds and is opened up on seat, rear bearing block, stator and partition there are four the corresponding bolt hole in position, four bolts hole are interior to install bolt
Front-end bearing pedestal, rear bearing block, stator and partition are fastenedly connected,
Open up the oil duct there are two horizontal direction inside the front-end bearing pedestal, the oil duct being located above is by front-end bearing pedestal top
Two bolts hole be connected to, two bolts hole of front-end bearing pedestal lower part are connected to by underlying oil duct；
The oil duct there are three vertical direction is opened up inside the rear bearing block, one of oil duct is vertical by two in rear bearing
To bolt hole be connected to, other two oil duct is respectively communicated in two other bolts hole, and two other oil duct ends
End is respectively communicated in oil inlet and oil outlet, wherein oil inlet and oil outlet are provided with the lateral location of rear bearing block；
It is provided on the contact surface two-by-two of the front-end bearing pedestal, rear bearing block, stator and partition to prevent oil leak
Sealing device.
Further, each oil duct is mounted on spiral shell close to the end outlet port of front-end bearing pedestal or rear bearing block
It is stifled.
Further, the aperture of the oil duct is 8mm, and the annular gap between flow area and bolt and bolt hole is through-flow
Area is roughly equal.
Further, the stator two sides be respectively provided with depth be 1.1mm, diameter be 25mm with concentric recessed of bolt hole
Groove at 16 is shared between slot, stator and front-end bearing pedestal, stator and rear bearing block and stator and partition, the sealing device is set
Set the position at 16 where groove.
Further, the sealing device is O-ring seal.
Further, the outer end of the front-end bearing pedestal is fixedly installed with drive end bearing bracket, the fixed peace in the outer end of the rear bearing block
Equipped with rear end cap, fore bearing is installed in the front-end bearing pedestal, rear bearing is installed in the rear bearing block.
Further, the fore bearing and rear bearing are concentric, and fore bearing and rear bearing center are equipped with main shaft, institute
It states and is fixedly connected at the outer diameter of main shaft there are two cam and four blades, the radial direction of two cams is vertical.
Compared with prior art, the beneficial effects of the present invention are: the oil duct and four bolts in forward and backward bearing block are with after
The annular gap between bolt duct on bearing block, stator, partition and front-end bearing pedestal, which constitutes, substantially covers the cold of motor surface
But oil duct, the heat generated when taking away motor operations by the cooling oil circulated control the temperature of motor appropriate
In the range of, in addition, setting the annular gap between bolt and bolt duct to a part of circulating cooling oil duct, simplify
The processing of motor interior grooves reduces the volume of motor.
Detailed description of the invention
Fig. 1 is the cross-sectional view of Cam-Rotor Vane Motor of the present invention；
Fig. 2 is cross-sectional view of the motor assembly of the present invention in rear bearing block endface；
Fig. 3 is partial enlarged view of the motor assembly of the present invention at the upper right corner of rear bearing block endface；
Fig. 4 is the cross-sectional view of rear bearing block of the present invention；
Fig. 5 is the cross-sectional view of front-end bearing pedestal of the present invention；
Fig. 6 is circulation schematic diagram of the cooling hydraulic oil of the present invention in cooling oil duct.
In figure: 1, screw plug；2, rear end cap；3, rear gasket pressing plate；4, screw；5, rear bearing；6, oil duct；7, O-shaped sealing
Circle；8, rear bearing block；9, left cam；10, stator；11, oil inlet；12, partition；13, right cam；14, oil outlet；15, front axle
Hold seat；16, bolt；17, fore bearing；18, preceding gasket pressing plate；19, drive end bearing bracket；20, main shaft；21, blade；22, flat key.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Refering to fig. 1-5, the present invention provides a kind of technical solution: a kind of low heat-emissive cam with circulating cooling oil duct turn
Blades motor, including front-end bearing pedestal 15, rear bearing block 8, stator 10 and partition 12,10 quantity of stator are two, point
It is not positioned close to the inner wall position of front-end bearing pedestal 15 and rear bearing block 8, the partition 12 is arranged in two 10 interpositions of stator
It sets, is opened up on the front-end bearing pedestal 15, rear bearing block 8, stator 10 and partition 12 there are four the corresponding bolt hole in position, four
Front-end bearing pedestal 15, rear bearing block 8, stator 10 and partition 12 are fastenedly connected by installation bolt 16 in a bolt hole,
Open up the oil duct 6 there are two horizontal direction inside the front-end bearing pedestal 15, the oil duct 6 being located above is by front-end bearing pedestal
Two bolts hole on 15 tops are connected to, and underlying oil duct 6 connects two bolts hole of 15 lower part of front-end bearing pedestal
It is logical；
The oil duct 6 there are three vertical direction is opened up inside the rear bearing block 8, one of oil duct 6 will be two in rear bearing 5
A longitudinal bolt hole is connected to, other two oil duct 6 is respectively communicated in two other bolts hole, and two other oil
6 end of road is respectively communicated in oil inlet 11 and oil outlet 14, wherein oil inlet 11 and oil outlet 14 are provided with rear bearing block 8
Lateral location；
Be provided on the contact surface two-by-two of the front-end bearing pedestal 15, rear bearing block 8, stator 10 and partition 12 with to prevent
The sealing device of leak-stopping oil.
Further, each oil duct 6 is mounted on close to the end outlet port of front-end bearing pedestal 15 or rear bearing block 8
Screw plug 1.
Further, the aperture of the oil duct 6 is 8mm, the annular gap between flow area and bolt 16 and bolt hole
Flow area is roughly equal, is the smooth circulation that can guarantee cooling hydraulic oil in this way.
Further, 10 two sides of stator be respectively provided with depth be 1.1mm, diameter be 25mm with concentric recessed of bolt hole
Groove at 16, institute are shared between slot, stator 10 and front-end bearing pedestal 15, stator 10 and rear bearing block 8 and stator 10 and partition 12
The position that sealing device is arranged at 16 where groove is stated, the sealing device is O-ring seal 7, with to avoid coolant liquid pressure
Oily phase motor center flow, influences the normal work of motor.
Further, the outer end of the front-end bearing pedestal 15 is fixedly installed with drive end bearing bracket 19, is pacified on drive end bearing bracket 19 by screw 4
Equipped with preceding gasket pressing plate 18, the outer end of the rear bearing block 8 is fixedly installed with rear end cap 2, is pacified on rear end cap 2 by screw 4
Equipped with rear gasket pressing plate 3, fore bearing 17 is installed in the front-end bearing pedestal 15, rear bearing is installed in the rear bearing block 8
5, the fore bearing 17 and rear bearing 5 are concentric, and fore bearing 17 and 5 center of rear bearing are equipped with main shaft 20, the main shaft
It being fixedly connected at 20 outer diameter there are two cam and four blades 21, two cams are respectively left cam 9 and right cam 13, and two
Cam is connected on main shaft 20 by flat key 22, and the radial direction of two cams is vertical.
As shown in fig. 6, working principle are as follows: flow direction is successively as follows in cooling oil duct 6 inside the motor for cooling hydraulic oil:
Cooling hydraulic oil enters the oil duct 6 of rear bearing block 8 from the oil inlet 11 of 8 side of rear bearing block, then by bolt on rear bearing block 8
Annular gap between hole and bolt 16 followed by stator 10, partition 12 to front-end bearing pedestal 15 bolt hole and bolt 16 it
Between annular gap (1. to 2. to 3.)；
Cooling hydraulic oil enters another bolt hole and bolt 16 on front-end bearing pedestal 15 via oil duct 6 on front-end bearing pedestal 15
Between annular gap, then followed by the annular between the bolt hole and bolt 16 on stator 10, partition 12 to rear bearing block 8
Gap (4. to 5.)；
Similarly, cooling hydraulic oil enters between 8 upper bolt hole of rear bearing block and bolt 16 from the oil duct 6 of rear bearing block 8
Annular gap, then followed by between the annular between the bolt hole and bolt 16 on stator 10, partition 12 to front-end bearing pedestal 15
Gap (6. to 7.)；
Cooling hydraulic oil enters the annular between 15 upper bolt hole of front-end bearing pedestal and bolt 16 via oil duct 6 on front-end bearing pedestal 15
Gap, then (8. followed by the annular gap between the bolt hole and bolt 16 on stator 10, partition 12 to rear bearing block 8
To 9.)；
Then (10. the oil duct 6 that cooling hydraulic oil flows into rear bearing block 8 is flowed out via the oil outlet 14 of 8 side of rear bearing block
Extremely)。
Cooling oil duct 6 is by the oil duct 6 and rear bearing block 8, stator 10, partition 12 and preceding on rear bearing block 8, front-end bearing pedestal 15
Annular gap between bolt duct on bearing block 15 and bolt 16 collectively constitutes after engagement, and flow direction is
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct, including it is front-end bearing pedestal, rear bearing block, fixed
Son and partition, the stator quantity are two, are separately positioned on the inner wall position close to front-end bearing pedestal and rear bearing block, described
Partition setting is opened up on two stator middle positions, the front-end bearing pedestal, rear bearing block, stator and partition there are four position
Corresponding bolt hole is set, front-end bearing pedestal, rear bearing block, stator and partition are carried out fastening company by installation bolt in four bolts hole
It connects,
It is characterized by: open up the oil duct there are two horizontal direction inside the front-end bearing pedestal, the oil duct being located above is by front axle
Two bolts hole for holding top are connected to, and underlying oil duct connects two bolts hole of front-end bearing pedestal lower part
It is logical；
Open up the oil duct there are three vertical direction inside the rear bearing block, one of oil duct is by two longitudinal directions in rear bearing
Bolt hole is connected to, other two oil duct is respectively communicated in two other bolts hole, and other two oil duct ends point
Oil inlet and oil outlet are not connected to it, wherein oil inlet and oil outlet are provided with the lateral location of rear bearing block；
It is provided on the contact surface two-by-two of the front-end bearing pedestal, rear bearing block, stator and partition to prevent the close of oil leak
Seal apparatus.
2. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 1, special
Sign is: each oil duct is mounted on screw plug close to the end outlet port of front-end bearing pedestal or rear bearing block.
3. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 1, special
Sign is: the aperture of the oil duct is 8mm, the annular gap flow area substantially phase between flow area and bolt and bolt hole
Deng.
4. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 1, special
Sign is: the stator two sides are respectively provided with the groove concentric with bolt hole that depth is 1.1mm, diameter is 25mm, and stator is with before
Groove at 16 is shared between bearing block, stator and rear bearing block and stator and partition, the sealing device setting is recessed at 16
Position where slot.
5. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 4, special
Sign is: the sealing device is O-ring seal.
6. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 1, special
Sign is: the outer end of the front-end bearing pedestal is fixedly installed with drive end bearing bracket, and the outer end of the rear bearing block is fixedly installed with rear end cap,
Fore bearing is installed in the front-end bearing pedestal, rear bearing is installed in the rear bearing block.
7. a kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct according to claim 6, special
Sign is: the fore bearing and rear bearing are concentric, and fore bearing and rear bearing center are equipped with main shaft, the main shaft it is outer
It is fixedly connected at diameter there are two cam and four blades, the radial direction of two cams is vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170652.2A CN110005571A (en) | 2019-03-06 | 2019-03-06 | A kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170652.2A CN110005571A (en) | 2019-03-06 | 2019-03-06 | A kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110005571A true CN110005571A (en) | 2019-07-12 |
Family
ID=67166516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910170652.2A Pending CN110005571A (en) | 2019-03-06 | 2019-03-06 | A kind of low heat-emissive Cam-Rotor Vane Motor with circulating cooling oil duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005571A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022416A (en) * | 2019-12-24 | 2020-04-17 | 上海交通大学 | Swing motor with parallel circulating cooling oil ducts |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0853193A2 (en) * | 1997-01-09 | 1998-07-15 | Tigerholm Innovation AB | Fuel oil cooler for dieselengines |
| CN2921320Y (en) * | 2006-06-27 | 2007-07-11 | 奇瑞汽车有限公司 | Vehicle engine cylinder head |
| CN201162555Y (en) * | 2008-02-03 | 2008-12-10 | 无锡油泵油嘴研究所 | Cylinder cap lubricating oil passage structure of multi-air valve petrol engine |
| EP2348218A1 (en) * | 2008-10-22 | 2011-07-27 | Mayekawa Mfg. Co., Ltd. | Refueling screw compressor |
| CN102900488A (en) * | 2012-10-17 | 2013-01-30 | 安徽江淮汽车股份有限公司 | VVT (Variable Valve Timing) oil supply system for engine |
| CN104747364A (en) * | 2015-01-30 | 2015-07-01 | 上海交通大学 | Cam rotor vane type hydraulic servo motor |
| CN205744170U (en) * | 2016-07-11 | 2016-11-30 | 三阳工业股份有限公司 | Cylinder head oil channel structures |
| CN106555729A (en) * | 2016-10-27 | 2017-04-05 | 上海交通大学 | A kind of low heat-emissive rotary actuator with circulating cooling oil duct |
-
2019
- 2019-03-06 CN CN201910170652.2A patent/CN110005571A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0853193A2 (en) * | 1997-01-09 | 1998-07-15 | Tigerholm Innovation AB | Fuel oil cooler for dieselengines |
| CN2921320Y (en) * | 2006-06-27 | 2007-07-11 | 奇瑞汽车有限公司 | Vehicle engine cylinder head |
| CN201162555Y (en) * | 2008-02-03 | 2008-12-10 | 无锡油泵油嘴研究所 | Cylinder cap lubricating oil passage structure of multi-air valve petrol engine |
| EP2348218A1 (en) * | 2008-10-22 | 2011-07-27 | Mayekawa Mfg. Co., Ltd. | Refueling screw compressor |
| CN102900488A (en) * | 2012-10-17 | 2013-01-30 | 安徽江淮汽车股份有限公司 | VVT (Variable Valve Timing) oil supply system for engine |
| CN104747364A (en) * | 2015-01-30 | 2015-07-01 | 上海交通大学 | Cam rotor vane type hydraulic servo motor |
| CN205744170U (en) * | 2016-07-11 | 2016-11-30 | 三阳工业股份有限公司 | Cylinder head oil channel structures |
| CN106555729A (en) * | 2016-10-27 | 2017-04-05 | 上海交通大学 | A kind of low heat-emissive rotary actuator with circulating cooling oil duct |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022416A (en) * | 2019-12-24 | 2020-04-17 | 上海交通大学 | Swing motor with parallel circulating cooling oil ducts |
| CN111022416B (en) * | 2019-12-24 | 2021-09-07 | 上海交通大学 | Swing motor with parallel circulating cooling oil ducts |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190712 |