CN110081098A - A kind of fluid power deceleration device - Google Patents
A kind of fluid power deceleration device Download PDFInfo
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- CN110081098A CN110081098A CN201910441979.9A CN201910441979A CN110081098A CN 110081098 A CN110081098 A CN 110081098A CN 201910441979 A CN201910441979 A CN 201910441979A CN 110081098 A CN110081098 A CN 110081098A
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- Prior art keywords
- gear
- shaft
- fluid power
- deceleration device
- impeller
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Classifications
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
- F16D57/007—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders with variable brake geometry, e.g. axially movable rotor or stator
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
- F16D57/02—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders with blades or like members braked by the fluid
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
-
- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
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- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
-
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
-
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/089—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears all of the meshing gears being supported by a pair of parallel shafts, one being the input shaft and the other the output shaft, there being no countershaft involved
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- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2033—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with one engaging means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
Present invention discloses a kind of fluid power deceleration devices, it includes shell, first rotating shaft, and it is integrated in the intracorporal impeller of rotor of shell, stator impeller, the second shaft and speed adjusting gear, working chamber is formed between impeller of rotor and stator impeller, second shaft is connected with impeller of rotor, first rotating shaft is connected by speed adjusting gear with the second shaft, and one end of first rotating shaft is connected with the output shaft of vehicle gear box, opposite end is connected with the input shaft of vehicle drive axle or one end of first rotating shaft is directly connected with the input shaft of vehicle drive axle.The present invention in the shell of fluid power deceleration device by integrating speed adjusting gear, speed-regulating function is made it have, while by changing its mounting means, be independently mounted at it can on vehicle crossbeam, it is modified, has the advantages that flexible for installation without the structure to vehicle gear box.
Description
Technical field
The present invention relates to a kind of hydraulic machine technical fields, are mounted on vehicle gear box more particularly, to one kind and vehicle drives
Fluid power deceleration device between dynamic bridge.
Background technique
It for high-speed overload, and requires that braking distance is short, vehicle of rapid reaction, relies solely on traditional mechanical friction type
Brake has been unable to meet requirement of the people to vehicle safety, and hydraulic retarder can safely and reliably assist vehicle braking,
So that vehicle is met security requirement, therefore, is widely used in vehicle.
Hydraulic retarder be it is a kind of convert liquid heat energy and the lesser device of abrasion for mechanical energy, by impeller of rotor,
The composition such as stator impeller, quick charge and discharge liquid mechanism, forms working chamber between impeller of rotor and stator impeller.When work, rotor
Impeller is by the transmission system drives of vehicle, and after working solution flows into working chamber, impeller of rotor drives working solution to stator impeller direction
Movement, stator impeller generate reaction force to working solution, make working solution impact rotor impeller, form the resistance to impeller of rotor
Square hinders the rotation of impeller of rotor, and then realizes and act on the retarding braking of vehicle.
Hydraulic retarder does not have the revolving speed and vehicular transmission shaft of speed-regulating function namely impeller of rotor usually in the prior art
Revolving speed be consistent, as Chinese patent CN 105757214A discloses a kind of Retarder comprising by impeller of rotor and
Working chamber, oil storage pool, cooling mechanism and the transmission shaft that stator impeller is formed, vehicle drive impeller of rotor to rotate by transmission shaft,
The revolving speed of impeller of rotor and the revolving speed of transmission shaft are consistent, and the braking moment of hydraulic retarder is in braking moment coefficient, working solution
Density, acceleration of gravity and recycle in the case that circle effective diameter keeps certain, usually with the revolving speed of impeller of rotor square at
Direct ratio is when vehicle climbing needs to generate biggish braking moment, since speed is smaller at this time, the braking of hydraulic retarder generation
Torque is also smaller, so that hydraulic retarder dies down to the retarding braking effect of vehicle, is unable to satisfy actual use demand；Or work as
Vehicle is in when running at high speed, since the revolving speed of impeller of rotor increases, so that the idling loss of hydraulic retarder also accordingly becomes larger.
In addition, in the prior art, hydraulic retarder needs to be changed the structure of vehicle gear box during the installation process, from
And realize the connection with vehicle gear box, but above-mentioned mounting means occupies single unit system while destroying speed changer structure
Space is big, and Installation Flexibility is poor, narrow application range.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of fluid power deceleration dress with speed-regulating function is provided
It sets.
To achieve the above object, the following technical solutions are proposed: a kind of fluid power deceleration device by the present invention, and the fluid power, which slows down, to be filled
It sets and is independently mounted on vehicle crossbeam, the fluid power deceleration device includes shell, first rotating shaft and is integrated in the shell
Impeller of rotor, stator impeller, the second shaft and the speed adjusting gear for adjusting impeller of rotor revolving speed, the impeller of rotor and fixed
Working chamber is formed between cotyledon wheel, second shaft is connected with the impeller of rotor, and the first rotating shaft protrudes into shell simultaneously
It is connected by speed adjusting gear with the second shaft, one end of the first rotating shaft is connected with the output shaft of vehicle gear box, opposite end
It is connected with the input shaft of vehicle drive axle or one end of the first rotating shaft is directly connected with the input shaft of vehicle drive axle.
Preferably, the speed adjusting gear includes first stud gear and second stud gear, and the first rotating shaft axis meets institute
First stud gear is stated, the second shaft axis connects the second stud gear, and the first stud gear and the second speed change
Gear is meshed.
Preferably, the speed adjusting gear includes first stud gear, second stud gear, third transmission gear, the 4th change
Fast gear and third shaft, the third shaft axis connect the third transmission gear and the 4th transmission gear, the first rotating shaft
Axis connects the first stud gear, and the first stud gear is meshed with third transmission gear, and the second shaft axis connects
The second stud gear, and the second stud gear is meshed with the 4th transmission gear.
Preferably, the speed adjusting gear includes first stud gear, second stud gear, third transmission gear, the 4th change
Fast gear and clutch, the first rotating shaft axis connect the first stud gear and third transmission gear, the second shaft axis
The second stud gear and the 4th transmission gear are connect, and the first stud gear is meshed with second stud gear, it is described
Third transmission gear is meshed with the 4th transmission gear, and the clutch device is located in second shaft, and the clutch
It is combined with any one in the second stud gear and the 4th transmission gear or the clutch and described second becomes
Fast gear and the 4th transmission gear homogeneously separate.
Preferably, the speed ratio of the impeller of rotor and first rotating shaft is 0.25~4.
Preferably, the first rotating shaft and/or the second shaft are equipped with the speed probe for measuring revolving speed.
Preferably, the third shaft is equipped with the speed probe for measuring revolving speed.
It preferably, further include the liquid storage tank for storing working solution and the cooling mechanism for radiating to working solution,
The circulation path for recycling working solution is formed between the working chamber, liquid storage tank and cooling mechanism.
Preferably, there is the working chamber working solution entrance and working solution to export, the working solution entrance and the liquid storage
Pond is connected, and the working solution outlet is connected with the cooling mechanism, and the cooling mechanism is connected with the liquid storage tank.
Preferably, the liquid storage tank is equipped with the opening into or out for compressed air, and the opening is equipped with control
The into or out control valve of compressed air.
The beneficial effects of the present invention are:
(1) fluid power deceleration device of the present invention, is independently mounted on vehicle crossbeam, can be independently mounted at vehicle change
Between fast case and vehicle drive axle, or directly it is connected with vehicle drive axle, when installation, is not limited by vehicle speed variation box structure,
And the structure without destroying vehicle gear box, there is advantage flexible for installation, applied widely.
(2) fluid power deceleration device of the present invention is made by integrating speed adjusting gear in the shell of fluid power deceleration device
Fluid power deceleration device has speed-regulating function, and the revolving speed of impeller of rotor is adjusted by speed adjusting gear, on the one hand can effectively change fluid power
The braking moment of deceleration device changes the braking ability of fluid power deceleration device, allows fluid power deceleration device preferably to vehicle
Retarding braking is carried out, on the other hand can effectively reduce the idling loss of fluid power deceleration device.
Detailed description of the invention
Fig. 1 is the schematic view of the mounting position of fluid power deceleration device；
Fig. 2 is the structural schematic diagram of fluid power deceleration device；
Fig. 3 is the structural schematic diagram of fluid power deceleration device described in the embodiment of the present invention one；
Fig. 4 is the schematic cross-sectional view of fluid power deceleration device described in the embodiment of the present invention one；
Fig. 5 is the structural schematic diagram of fluid power deceleration device described in the embodiment of the present invention two；
Fig. 6 is the structural schematic diagram of fluid power deceleration device described in the embodiment of the present invention three.
Appended drawing reference: a, fluid power deceleration device, b, vehicle gear box, c, vehicle drive axle, d, transmission shaft, 10, shell,
11, working chamber, 12, speed probe, 20, first rotating shaft, 21, flange, 30, impeller of rotor, 40, stator impeller, 50, second turns
Axis, 60, speed adjusting gear, 61, first stud gear, 62, second stud gear, 63, third transmission gear, the 64, the 4th gear teeth
Wheel, 65, third shaft, 66, clutch, 70, liquid storage tank, 80, cooling mechanism, 90, control valve.
Specific embodiment
Below in conjunction with attached drawing of the invention, clear, complete description is carried out to the technical solution of the embodiment of the present invention.
A kind of disclosed fluid power deceleration device a, can be independently mounted on vehicle crossbeam, one end passes through transmission
Axis d is connected with vehicle gear box b, and opposite end is connected by transmission shaft d with vehicle drive axle c, as shown in Figure 1, or passing through transmission
Axis d is directly connected with vehicle drive axle, and when installation is not limited by vehicle speed variation box structure, and without changing vehicle gear box
Structure has advantage flexible for installation, applied widely.
In conjunction with shown in Fig. 2 and Fig. 3, be disclosed fluid power deceleration device, including shell 10, first rotating shaft 20,
Impeller of rotor 30, stator impeller 40, the second shaft 50 and speed adjusting gear 60, wherein impeller of rotor 30, stator impeller 40, second
Shaft 50 and speed adjusting gear 60 are integrated in shell 10, and impeller of rotor 30 is installed in the second shaft 50, impeller of rotor 30 and fixed
Working chamber 11 is formed between cotyledon wheel 40, and the working solutions such as hydraulic oil can be filled in working chamber 11；Second shaft 50 and impeller of rotor
30 are connected, and impeller of rotor 30 is rotated with the rotation of the second shaft 50；First rotating shaft 20 protrudes into shell 10 and passes through speed regulation
Mechanism 60 is connected with the second shaft 50, and one end of first rotating shaft 20 passes through the output shaft phase of transmission shaft d and vehicle gear box b
Even, opposite end is connected by transmission shaft d with the input shaft of vehicle drive axle c or one end of first rotating shaft 20 directly passes through biography
Moving axis d is connected with the input shaft of vehicle drive axle, certainly, first rotating shaft 20 can also by other means with vehicle gear box b
It is connected with vehicle drive axle c, such as passes through flange connection.
When work, power is transferred in first rotating shaft 30 by the output shaft of vehicle gear box b by transmission shaft d, and first turn
Axis 30 further adjusts the revolving speed of impeller of rotor 30 by the revolving speed that speed adjusting gear 60 adjusts the second shaft 60, makes impeller of rotor 30
Revolving speed be higher or lower than transmission shaft d revolving speed, impeller of rotor 30 drive working solution moved to 40 direction of stator impeller, stator leaf
It takes turns 40 pairs of working solutions and generates reaction force, make working solution impact rotor impeller 30, form the moment of resistance to impeller of rotor 30, hinder
The rotation of impeller of rotor 30, the final braking moment for changing fluid power deceleration device, changes the braking ability of fluid power deceleration device, makes
Fluid power deceleration device preferably can carry out retarding braking to vehicle.
In the present embodiment, the speed ratio of impeller of rotor and first rotating shaft preferably 0.25~4 can effectively improve transmission efficiency.
Further, the end that first rotating shaft 20 is connected with transmission shaft d is equipped with flange 21, passes through the flange 21 when installation
Realize that first rotating shaft 20 is connected with transmission shaft d, it is of course also possible to use other modes realize first rotating shaft 20 and transmission shaft d phase
Connect, such as welding manner.
It is described in detail below with structure of three embodiments to speed adjusting gear 60 in fluid power deceleration device, certainly,
It is not limited to above-mentioned three kinds of speed adjusting gears 60 when implementation, the structure of speed adjusting gear 60, such as root can be configured according to actual needs
The quantity of required transmission gear is set according to the needs of actual speed and whether needs that clutch is arranged.
Embodiment one
In conjunction with shown in Fig. 3 and Fig. 4, speed adjusting gear 60 includes first stud gear 61 and second stud gear 62, wherein the
One shaft, 20 axis connects first stud gear 61, and 50 axis of the second shaft connects second stud gear 62, first stud gear 61 and second
Transmission gear 62 is meshed connection.When it is implemented, first rotating shaft 20 drives first stud gear 61 to rotate, first stud gear
61 further drive the second stud gear 62 being meshed therewith to rotate；Second stud gear 62 drives the rotation of the second shaft 50,
And then the rotation of impeller of rotor 30 is driven, so that the revolving speed of impeller of rotor 30 is in first stud gear 61 and second stud gear 62
Under the action of be changed, and then change fluid power deceleration device braking moment.
In the present embodiment, first stud gear 61 can be installed in first rotating shaft 20 by way of interference fit, can also
To be installed in first rotating shaft 20 using other modes, such as the mode of key connection.Similarly, second stud gear 62 can also be with
It is installed in the second shaft 50, can also be installed in first rotating shaft 20 using other modes, such as by way of interference fit
The mode etc. of key connection.
Embodiment two
As shown in figure 5, speed adjusting gear 60 includes first stud gear 61, second stud gear 62, third transmission gear, the
Four transmission gears and third shaft, wherein third shaft axis connects third transmission gear and the 4th transmission gear, 20 axis of first rotating shaft
First stud gear 61 is connect, and first stud gear 61 is meshed with third transmission gear and connect, 50 axis of the second shaft connects
Two transmission gears 62, and second stud gear 62 engages connection with the 4th transmission gear.
When it is implemented, first rotating shaft 20 drives first stud gear 61 to rotate, first stud gear 61 is further driven
The third transmission gear 63 being meshed therewith rotates；Second stud gear 62 drives third shaft 65 to rotate, and then drives the 4th
Transmission gear 64 rotates；4th transmission gear 64, which rotates, further drives the second stud gear 62 being meshed therewith to rotate, the
Two transmission gears 62 drive the rotation of the second shaft 50, and then drive the rotation of impeller of rotor 30, so that the revolving speed of impeller of rotor 30
Changed under the action of first stud gear 61, second stud gear 62, third transmission gear 63 and the 4th transmission gear 64
Become, and then changes the braking moment of fluid power deceleration device.
In the present embodiment, first stud gear 61 can be installed in first rotating shaft 20 by way of interference fit, can also
To be installed in first rotating shaft 20 using other modes, such as the mode of key connection.Similarly, second stud gear 62, third
Transmission gear 63 and the 4th transmission gear 64 can also be installed on corresponding transmission shaft by way of interference fit, can also be with
It is installed on corresponding transmission shaft using other modes, such as the mode of key connection.
Embodiment three
As shown in fig. 6, speed adjusting gear 60 includes first stud gear 61, second stud gear 62, third transmission gear, the
Four transmission gears and clutch, wherein 20 axis of first rotating shaft connects first stud gear 61 and third transmission gear, the second shaft 50
Axis connects second stud gear 62 and the 4th transmission gear, and first stud gear 61 and 62 company of being meshed of second stud gear
It connects, third transmission gear and the 4th transmission gear are meshed connection；Further, clutch device be located in the second shaft 50 and
Between second stud gear 62 and the 4th transmission gear, can in second stud gear 62 and the 4th transmission gear 64
Any one is combined, and can also homogeneously be separated with second stud gear 62 and the 4th transmission gear 64.By make clutch with
Second stud gear 62 or the 4th transmission gear combine that impeller of rotor 30 is made to have different revolving speeds.
When it is implemented, when clutch 66 is homogeneously separated with second stud gear 62 or the 4th transmission gear 64, fluid power
Deceleration device does not work；
When clutch 66 is meshed with second stud gear 62, first rotating shaft 20 drives first stud gear 61 to rotate,
First stud gear 61 further drives the second stud gear 62 being meshed therewith to rotate；Second stud gear 62 drives second
Shaft 50 rotates, and then impeller of rotor 30 is driven to rotate, so that the revolving speed of impeller of rotor 30 is in first stud gear 61 and second
It is changed under the action of transmission gear 62, and then changes the braking moment of fluid power deceleration device；
When clutch 66 is meshed with the 4th transmission gear 64, first rotating shaft 20 drives third transmission gear 63 to rotate,
Third transmission gear 63 further drives the 4th transmission gear 64 being meshed therewith to rotate；4th transmission gear 64 drives second
Shaft 50 rotates, and then impeller of rotor 30 is driven to rotate, so that the revolving speed of impeller of rotor 30 is in third transmission gear 63 and the 4th
It is changed under the action of transmission gear 64, and then changes the braking moment of fluid power deceleration device.
When implementation, first stud gear 61, second stud gear 62, third transmission gear 63 and the 4th transmission gear 64 can
It is installed in respective axes of rotation, can also be installed in respective axes of rotation using other modes by way of interference fit, as key connects
The mode etc. connect.
Compared with prior art, the present invention makes liquid by integrating speed adjusting gear 60 in the shell 10 of fluid power deceleration device
Power deceleration device has speed-regulating function, and the revolving speed of impeller of rotor 30 is adjusted by speed adjusting gear, on the one hand when vehicle is in climbing
Etc. states when, the revolving speed of impeller of rotor 30 can be made to improve by speed adjusting gear 60, so change fluid power deceleration device brake force
Square changes the braking ability of fluid power deceleration device, and fluid power deceleration device is allow preferably to carry out retarding braking to vehicle, another
Aspect can be such that the revolving speed of impeller of rotor 30 reduces, and then drop when vehicle is in and the states such as runs at high speed by speed adjusting gear 60
The idling loss of low fluid power deceleration device；Meanwhile changing the mounting means of fluid power deceleration device, make it that can be independently mounted at vehicle
On crossbeam, vehicle crossbeam such as tractor, the channel steel of truck bottom or trailer bottom i-shaped roof beam structure, without becoming to vehicle
The structure of fast case is modified, and is had the advantages that flexible for installation.
As shown in Fig. 2, fluid power deceleration device further includes the speed probe 12 for measuring revolving speed, first may be provided at
In shaft 20, for measuring the revolving speed of first rotating shaft 20, it may also be arranged in the second shaft 50, for measuring the second shaft 50
Revolving speed may also be arranged in third shaft 65, for measuring the revolving speed of third shaft 65, certainly, first rotating shaft 20, the second shaft
50, speed probe 12 can also be respectively provided in third shaft 65.It, can be each when fluid power deceleration device has multiple shafts
The speed probe 12 is set in shaft, can also be set according to actual needs, such as is arranged on transmission gear.
Further, fluid power deceleration device further includes liquid storage tank 70 for storing working solution and for carrying out to working solution
The cooling mechanism 80 of heat dissipation forms the circulation for recycling working solution between working chamber 11, liquid storage tank 70 and cooling mechanism 80
Access.Specifically, there is working chamber 11 working solution entrance and working solution to export, wherein working solution entrance is connected with liquid storage tank 70
Logical, working solution outlet is connected with cooling mechanism 80, and cooling mechanism 80 is further connected with liquid storage tank 70, when implementation, liquid storage
Working solution in pond 70 enters in working chamber 11 from working solution entrance, and impeller of rotor 30 is by driving work liquid movement by machine
Tool can be converted to thermal energy, and working solution further enters in cooling mechanism 80 from working solution outlet, and cooling mechanism 80 dissipates working solution
It is finally-transmitted to after heat in liquid storage tank 70, keeps working solution Ke Xunhuanliyong.In the present embodiment, cooling mechanism preferred heat exchanger.
Further, the opening into or out for compressed air is additionally provided on liquid storage tank 70, the opening is equipped with control
The into or out control valve 90 of compressed air processed.
Technology contents and technical characteristic of the invention have revealed that as above, however those skilled in the art still may base
Make various replacements and modification without departing substantially from spirit of that invention, therefore, the scope of the present invention in teachings of the present invention and announcement
It should be not limited to the revealed content of embodiment, and should include various without departing substantially from replacement and modification of the invention, and be this patent Shen
Please claim covered.
Claims (10)
1. a kind of fluid power deceleration device, which is characterized in that the fluid power deceleration device is independently mounted on vehicle crossbeam, the liquid
Power deceleration device includes shell, first rotating shaft and is integrated in the intracorporal impeller of rotor of the shell, stator impeller, the second shaft
With the speed adjusting gear for adjusting impeller of rotor revolving speed, working chamber is formed between the impeller of rotor and stator impeller, described
Two shafts are connected with the impeller of rotor, and the first rotating shaft protrudes into shell and is connected by speed adjusting gear with the second shaft,
One end of the first rotating shaft is connected with the output shaft of vehicle gear box, and opposite end is connected with the input shaft of vehicle drive axle, or
One end of first rotating shaft described in person is directly connected with the input shaft of vehicle drive axle.
2. fluid power deceleration device according to claim 1, which is characterized in that the speed adjusting gear includes first stud gear
And second stud gear, the first rotating shaft axis connect the first stud gear, the second shaft axis connects second speed change
Gear, and the first stud gear is meshed with second stud gear.
3. fluid power deceleration device according to claim 1, which is characterized in that the speed adjusting gear includes the first gear teeth
Wheel, second stud gear, third transmission gear, the 4th transmission gear and third shaft, the third shaft axis connect the third
Transmission gear and the 4th transmission gear, the first rotating shaft axis connect the first stud gear, and the first stud gear with
Third transmission gear is meshed, and the second shaft axis connects the second stud gear, and the second stud gear with it is described
4th transmission gear is meshed.
4. fluid power deceleration device according to claim 1, which is characterized in that the speed adjusting gear includes the first gear teeth
Wheel, second stud gear, third transmission gear, the 4th transmission gear and clutch, the first rotating shaft axis connect described first and become
Fast gear and third transmission gear, the second shaft axis connect the second stud gear and the 4th transmission gear, and described
One transmission gear is meshed with second stud gear, and the third transmission gear is meshed with the 4th transmission gear, the clutch
Device is installed in second shaft, and the clutch with it is any one in the second stud gear and the 4th transmission gear
It is a to combine or the clutch is homogeneously separated with the second stud gear and the 4th transmission gear.
5. fluid power deceleration device according to claim 1, which is characterized in that the revolving speed of the impeller of rotor and first rotating shaft
Than being 0.25~4.
6. fluid power deceleration device according to claim 1, which is characterized in that in the first rotating shaft and/or the second shaft
Equipped with the speed probe for measuring revolving speed.
7. fluid power deceleration device according to claim 3, which is characterized in that the third shaft is equipped with to be turned for measuring
The speed probe of speed.
8. fluid power deceleration device according to claim 1, which is characterized in that further include the liquid storage tank for storing working solution
With the cooling mechanism for radiating to working solution, being formed between the working chamber, liquid storage tank and cooling mechanism makes working solution
The circulation path recycled.
9. fluid power deceleration device according to claim 8, which is characterized in that the working chamber has working solution entrance and work
Make liquid outlet, the working solution entrance is connected with the liquid storage tank, and the working solution outlet is connected with the cooling mechanism,
The cooling mechanism is connected with the liquid storage tank.
10. fluid power deceleration device according to claim 8, which is characterized in that the liquid storage tank is equipped with for compressed air
Into or out opening, the opening are equipped with the into or out control valve of control compressed air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441979.9A CN110081098A (en) | 2019-05-24 | 2019-05-24 | A kind of fluid power deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441979.9A CN110081098A (en) | 2019-05-24 | 2019-05-24 | A kind of fluid power deceleration device |
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