CN110081096A - A kind of fluid power deceleration device - Google Patents

A kind of fluid power deceleration device Download PDF

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Publication number
CN110081096A
CN110081096A CN201910441080.7A CN201910441080A CN110081096A CN 110081096 A CN110081096 A CN 110081096A CN 201910441080 A CN201910441080 A CN 201910441080A CN 110081096 A CN110081096 A CN 110081096A
Authority
CN
China
Prior art keywords
gear
shaft
fluid power
deceleration device
impeller
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.)
Pending
Application number
CN201910441080.7A
Other languages
Chinese (zh)
Inventor
付凤吉
乔亚松
于海
刘永刚
宋立涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Tesuan Electromechanical Technology Co Ltd
Original Assignee
Suzhou Tesuan Electromechanical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Tesuan Electromechanical Technology Co Ltd filed Critical Suzhou Tesuan Electromechanical Technology Co Ltd
Priority to CN201910441080.7A priority Critical patent/CN110081096A/en
Publication of CN110081096A publication Critical patent/CN110081096A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D57/00Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
    • F16D57/007Liquid-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D57/00Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
    • F16D57/02Liquid-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/78Features relating to cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H1/00Toothed gearings for conveying rotary motion
    • F16H1/02Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H1/00Toothed gearings for conveying rotary motion
    • F16H1/02Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/20Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
    • F16H1/22Toothed 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/006Toothed 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08Toothed 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
    • F16H3/087Toothed 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
    • F16H3/089Toothed 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios
    • F16H2200/003Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/0034Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios
    • F16H2200/20Transmissions using gears with orbital motion
    • F16H2200/203Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2033Transmissions 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

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  • 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, vehicle gear box is attached to install and be connected in parallel with the output shaft of vehicle gear box or transmission shaft, it includes shell, driven gear, 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 protrudes into shell and is connected by speed adjusting gear with the second shaft, and driven gear shaft connects in first rotating shaft and is meshed with the driving gear on vehicle gear box output shaft.The present invention in the shell of fluid power deceleration device by integrating speed adjusting gear, speed-regulating function is made it have, the mounting means of fluid power deceleration device is changed simultaneously, is connected in parallel it with vehicle gear box, the structure of fluid power deceleration device can be made more compact, reduce production cost.

Description

A kind of fluid power deceleration device
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.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.
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 sticking type to be mounted on vehicle gear box, and is connected in parallel with the output shaft of vehicle gear box or transmission shaft, the fluid power subtracts Speed variator includes shell, driven gear, first rotating shaft, and is integrated in the intracorporal impeller of rotor of the shell, stator impeller, second turn Axis and speed adjusting gear form working chamber, second shaft and the impeller of rotor between the impeller of rotor and stator impeller It is connected, the output shaft of the first rotating shaft and vehicle gear box is arranged in parallel, and the first rotating shaft protrudes into shell and passes through Speed adjusting gear is connected with the second shaft, and the driven gear shaft, which connects, is located at the part outside shell in first rotating shaft, and described driven The driving gear being arranged on gear and the output shaft of vehicle gear box is meshed connection.
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) by speed adjusting gear integrated in the shell of fluid power deceleration device, make fluid power deceleration device that there is speed-regulating function, On the one hand the revolving speed that impeller of rotor is adjusted by speed adjusting gear can effectively change the braking moment of fluid power deceleration device, change liquid The braking ability of power deceleration device allows fluid power deceleration device preferably to carry out retarding braking to vehicle, on the other hand can have Effect reduces the idling loss of fluid power deceleration device.
(2) by changing the mounting means of fluid power deceleration device, it is made to attach vehicle gear box installation, and and vehicle speed variation The output shaft or transmission shaft of case are connected in parallel, and the structure of fluid power deceleration device can be made more compact, reduce axially mounted size, drop Low installation cost.
Detailed description of the invention
Fig. 1 is the schematic view of the mounting position of fluid power deceleration device of the invention;
Fig. 2 is that structural diagrams of the invention are intended to;
Fig. 3 is the schematic cross-sectional view of one fluid power deceleration device of the embodiment of the present invention;
Fig. 4 is one structural schematic diagram of the embodiment of the present invention;
Fig. 5 is two structural schematic diagram of the embodiment of the present invention;
Fig. 6 is three structural schematic diagram of the embodiment of the present invention.
Appended drawing reference: a, power deceleration device, b, vehicle gear box, c, vehicle drive axle, d, transmission shaft, 10, shell, 11, Working chamber, 12, speed probe, 20, driven gear, 30, first rotating shaft, 40, impeller of rotor, 50, stator impeller, 60, second Shaft, 70, speed adjusting gear, 71, first stud gear, 72, second stud gear, 73, third transmission gear, the 74, the 4th speed change Gear, 75, third transmission shaft, 76, clutch, 80, liquid storage tank, 90, cooling mechanism, 100, 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.
As shown in Figure 1, a kind of disclosed fluid power deceleration device a, attaches vehicle gear box b installation, and and vehicle The output shaft or transmission shaft d of gearbox b is connected in parallel namely fluid power deceleration device a passes through connector or other modes and vehicle Gearbox b is installed on one, while fluid power deceleration device a on driven gear 20 and vehicle gear box b output shaft by being arranged Driving gear engage connection, the structure of fluid power deceleration device can be made more compact by the way of being connected in parallel, reduce axis To installation dimension, installation cost is reduced.
In conjunction with shown in Fig. 2 and Fig. 3, be disclosed fluid power deceleration device, including shell 10, driven gear 20, First rotating shaft 30, impeller of rotor 40, stator impeller 50, the second shaft 60 and speed adjusting gear 70, wherein impeller of rotor 40, stator Impeller 50, the second shaft 60 and speed adjusting gear 70 are integrated in shell 10, and impeller of rotor 40 is installed in the second shaft 60, rotor Working chamber 11 is formed between impeller 40 and stator impeller 50, and the working solutions such as hydraulic oil can be filled in working chamber 11;Second shaft 60 It is connected with impeller of rotor 40, impeller of rotor 40 is rotated with the rotation of the second shaft 60;First rotating shaft 30 and vehicle gear box Output shaft be arranged in parallel, and first rotating shaft 30 protrudes into shell 10 and is connected by speed adjusting gear 70 with the second shaft 60;From 20 axis of moving gear, which connects, is located at the part outside shell 10 in first rotating shaft 30, and on driven gear 20 and vehicle gear box output shaft The driving gear of setting is meshed connection.
When work, the output shaft of vehicle gear box drives driven gear 20 to rotate by driving gear, driven gear 20 into One step drives first rotating shaft 30 to rotate, and first rotating shaft 30 adjusts the revolving speed of the second shaft 60 by speed adjusting gear 70, thus into one The revolving speed of successive step impeller of rotor 40, makes the revolving speed of impeller of rotor 40 be higher or lower than the revolving speed of transmission shaft d, and impeller of rotor 40 drives Dynamic working solution is moved to 50 direction of stator impeller, and stator impeller 50 generates reaction force to working solution, makes working solution impact rotor Impeller 40 forms the moment of resistance to impeller of rotor 40, hinders the rotation of impeller of rotor 40, the final system for changing fluid power deceleration device Kinetic moment changes the braking ability of fluid power deceleration device, and fluid power deceleration device is allow preferably to 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.
It is described in detail below with structure of three embodiments to speed adjusting gear 70 in fluid power deceleration device, certainly, It is not limited to above-mentioned three kinds of speed adjusting gears 70 when implementation, the structure of speed adjusting gear 70, 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 70 includes first stud gear 71 and second stud gear 72, wherein the One shaft, 30 axis connects first stud gear 71, and 60 axis of the second shaft connects second stud gear 72, first stud gear 71 and second Transmission gear 72 is meshed connection.
When it is implemented, first rotating shaft 30 drives first stud gear 71 to rotate, first stud gear 71 is further driven The second stud gear 72 being meshed therewith rotates;Second stud gear 72 drives the rotation of the second shaft 60, and then drives rotor Impeller 40 rotates, so that the revolving speed of impeller of rotor 40 is changed under the action of first stud gear 71 and second stud gear 72 Become, and then changes the braking moment of fluid power deceleration device.
In the present embodiment, first stud gear 71 can be installed in first rotating shaft 30 by way of interference fit, can also To be installed in first rotating shaft 30 using other modes, such as the mode of key connection.Similarly, second stud gear 72 can also be with It is installed in the second shaft 60, can also be installed in first rotating shaft 30 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 70 include first stud gear 71, second stud gear 72, third transmission gear 73, 4th transmission gear 74 and third shaft 75, wherein 75 axis of third shaft connects third transmission gear 73 and the 4th transmission gear 74, 30 axis of first rotating shaft connects first stud gear 71, and first stud gear 71 is meshed with third transmission gear 73 and connect, the Two shafts, 60 axis connects second stud gear 72, and second stud gear 72 engages connection with the 4th transmission gear 74.
When it is implemented, first rotating shaft 30 drives first stud gear 71 to rotate, first stud gear 71 is further driven The third transmission gear 73 being meshed therewith rotates;Second stud gear 62 drives third shaft 75 to rotate, and then drives the 4th Transmission gear 74 rotates;4th transmission gear 74, which rotates, further drives the second stud gear 72 being meshed therewith to rotate, the Two transmission gears 72 drive the rotation of the second shaft 60, and then impeller of rotor 40 is driven to rotate, so that the revolving speed of impeller of rotor 40 exists It is changed under the action of first stud gear 71, second stud gear 72, third transmission gear 73 and the 4th transmission gear 74, And then change the braking moment of fluid power deceleration device.
In the present embodiment, first stud gear 71 can be installed in first rotating shaft 30 by way of interference fit, can also To be installed in first rotating shaft 30 using other modes, such as the mode of key connection.Similarly, second stud gear 72, third Transmission gear 73 and the 4th transmission gear 74 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 70 include first stud gear 71, second stud gear 72, third transmission gear 73, 4th transmission gear 74 and clutch 76, wherein 30 axis of first rotating shaft connects first stud gear 71 and third transmission gear 73, the Two shafts, 60 axis connects second stud gear 72 and the 4th transmission gear 74, and first stud gear 71 and second stud gear 72 Be meshed connection, and third transmission gear 73 and the 4th transmission gear 74 are meshed connection;Further, clutch 76 is installed in It, can be with second stud gear 62 and in two shafts 60 and between second stud gear 72 and the 4th transmission gear 74 Any one in four transmission gears 64 combines, and can also homogeneously divide with second stud gear 62 and the 4th transmission gear 64 From.Make impeller of rotor 40 that there is difference by combining clutch 76 with second stud gear 72 or the 4th transmission gear 74 Revolving speed.
When it is implemented, when clutch 76 is homogeneously separated with second stud gear 72 or the 4th transmission gear 74, fluid power Deceleration device does not work;
When clutch 76 is meshed with second stud gear 72, first rotating shaft 30 drives first stud gear 71 to rotate, First stud gear 71 further drives the second stud gear 72 being meshed therewith to rotate;Second stud gear 72 drives second Shaft 60 rotates, and then impeller of rotor 40 is driven to rotate, so that the revolving speed of impeller of rotor 40 is in first stud gear 71 and second It is changed under the action of transmission gear 72, and then changes the braking moment of fluid power deceleration device;
When clutch 76 is meshed with the 4th transmission gear 74, first rotating shaft 30 drives third transmission gear 73 to rotate, Third transmission gear 73 further drives the 4th transmission gear 74 being meshed therewith to rotate;4th transmission gear 74 drives second Shaft 60 rotates, and then impeller of rotor 40 is driven to rotate, so that the revolving speed of impeller of rotor 40 is in third transmission gear 73 and the 4th It is changed under the action of transmission gear 74, and then changes the braking moment of fluid power deceleration device.
In the present embodiment, first stud gear 71, second stud gear 72, third transmission gear 73 and the 4th transmission gear 74 can be installed in respective axes of rotation by way of interference fit, can also be installed in respective axes of rotation using other modes, such as The mode etc. of key connection.
Compared with prior art, one aspect of the present invention makes fluid power by integrating speed adjusting gear 70 in fluid power deceleration device Deceleration device has speed-regulating function, and the revolving speed of impeller of rotor 40 is adjusted by speed adjusting gear 70, 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 70, 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 70 The idling loss of low fluid power deceleration device;Meanwhile changing the mounting means of fluid power deceleration device, so that it is attached vehicle gear box peace It fills and is connected in parallel with vehicle gear box, the structure of fluid power deceleration device can be made more compact, reduce axially mounted size, drop Low installation cost.
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 30, for measuring the revolving speed of first rotating shaft 30, it may also be arranged in the second shaft 60, for measuring the second shaft 60 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 80 for storing working solution and for carrying out to working solution The cooling mechanism 90 of heat dissipation forms the circulation for recycling working solution between working chamber 11, liquid storage tank 80 and cooling mechanism 90 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 80, the opening is equipped with control The into or out control valve 100 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 sticking type is mounted on vehicle gear box, and It being connected in parallel with the output shaft or transmission shaft of vehicle gear box, the fluid power deceleration device includes shell, driven gear, and first turn Axis, and it is integrated in the intracorporal impeller of rotor of the shell, stator impeller, the second shaft and the tune for adjusting impeller of rotor revolving speed Fast mechanism forms working chamber between the impeller of rotor and stator impeller, second shaft is connected with the impeller of rotor, institute The output shaft for stating first rotating shaft and vehicle gear box is arranged in parallel, and the first rotating shaft protrudes into shell and passes through speed adjusting gear It is connected with the second shaft, the driven gear shaft, which connects, is located at the part outside shell, and the driven gear and vehicle in first rotating shaft The driving gear being arranged on the output shaft of gearbox is meshed connection.
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 speed ratio of the impeller of rotor and first rotating shaft It is 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.
CN201910441080.7A 2019-05-24 2019-05-24 A kind of fluid power deceleration device Pending CN110081096A (en)

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Application Number Priority Date Filing Date Title
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CN (1) CN110081096A (en)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN112576653A (en) * 2020-12-14 2021-03-30 扬州大学 Hydraulic retarding device

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EP0716966A2 (en) * 1994-12-16 1996-06-19 Voith Turbo GmbH Propulsion unit
DE19704304A1 (en) * 1997-02-06 1998-08-13 Voith Turbo Kg Hydrodynamic retarder unit for power medium control
CN102927167A (en) * 2012-11-05 2013-02-13 江苏大学 Independent type hydraulic retarder based on magnetorheological fluid and control method thereof
CN103987592A (en) * 2011-12-09 2014-08-13 沃依特专利有限责任公司 Motor vehicle drive train comprising hydrodynamic retarder
DE102013208901A1 (en) * 2013-05-14 2014-11-20 Voith Patent Gmbh Retarder with improved bearing lubrication
WO2015126313A1 (en) * 2014-02-19 2015-08-27 Scania Cv Ab Control unit for retarder, vehicle including such a retarder and method for engaging a retarder
CN210135186U (en) * 2019-05-24 2020-03-10 苏州特速安机电科技有限公司 Hydraulic speed reducer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0716966A2 (en) * 1994-12-16 1996-06-19 Voith Turbo GmbH Propulsion unit
DE19704304A1 (en) * 1997-02-06 1998-08-13 Voith Turbo Kg Hydrodynamic retarder unit for power medium control
CN103987592A (en) * 2011-12-09 2014-08-13 沃依特专利有限责任公司 Motor vehicle drive train comprising hydrodynamic retarder
CN102927167A (en) * 2012-11-05 2013-02-13 江苏大学 Independent type hydraulic retarder based on magnetorheological fluid and control method thereof
DE102013208901A1 (en) * 2013-05-14 2014-11-20 Voith Patent Gmbh Retarder with improved bearing lubrication
WO2015126313A1 (en) * 2014-02-19 2015-08-27 Scania Cv Ab Control unit for retarder, vehicle including such a retarder and method for engaging a retarder
CN210135186U (en) * 2019-05-24 2020-03-10 苏州特速安机电科技有限公司 Hydraulic speed reducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112576653A (en) * 2020-12-14 2021-03-30 扬州大学 Hydraulic retarding device

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