CN208442181U - Retarder - Google Patents
Retarder Download PDFInfo
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- CN208442181U CN208442181U CN201821041406.4U CN201821041406U CN208442181U CN 208442181 U CN208442181 U CN 208442181U CN 201821041406 U CN201821041406 U CN 201821041406U CN 208442181 U CN208442181 U CN 208442181U
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- working solution
- retarder
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- 239000012224 working solution Substances 0.000 claims abstract description 116
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000012736 aqueous medium Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 2
- 108091006146 Channels Proteins 0.000 claims 6
- 239000000203 mixture Substances 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 29
- 239000012530 fluid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model relates to a kind of Retarders, including rotor, stator and access way shell, working solution entrance is equipped on each blade of stator, working solution is circumferentially equipped on the shell of stator to export, working solution intake channel and working solution exit passageway are equipped in the fixed side of access way shell and stator, working solution intake channel, working solution exit passageway and transmission shaft through-hole are distributed in concentric circles, working solution entrance is connected to working solution intake channel, working solution outlet is connected to working solution exit passageway, access way shell has port, one end of port is connected to working solution exit passageway, the other end of port is connected to the external world of Retarder.The intake and exhaust functions of working chamber can be completed using working solution outlet and the port being connected to working solution exit passageway for the utility model, without opening up stomata on stator vane, it increases disengaging gas and is filled with the speed of working solution, to reduce the response time of Retarder output torque.
Description
Technical field
The utility model relates to vehicle auxiliary braking technical fields, more particularly to a kind of Retarder.
Background technique
Retarder as a kind of auxiliary brake of vehicle, due to its can be provided for vehicle it is lasting, without abrasion
Braking moment, be therefore widely used on large and medium-sized vehicle, provide important leverage for the safety traffic of vehicle.
The working chamber of Retarder is mainly made of rotor and stator, and wherein stator is fixed on the shell of Retarder
On, rotor is connected with the transmission shaft of vehicle, and the working solution entrance of Retarder is arranged among stator vane, working solution outlet
It is arranged in the outside of circulation circle, and stator there must be at least one blade arrangement to have stomata.In the driving process of vehicle, turn
Son rotates always with transmission shaft, and when needing Retarder output torque, working solution enters working chamber by working solution entrance,
Gas in working chamber is discharged by stomata, and working solution passes through the effect output torque of rotor and stator, so that speed is adjusted, because
This needs three channels, respectively intake and exhaust channel, working solution access road and work in the course of work of Retarder
Liquid exit passageway.Due to needing to export braking moment within the faster time when Retarder work, it is therefore desirable to faster
Working chamber is full of, and working chamber inner volume is fixed, gas exit velocity is limited to the size of gas vent, leads to traditional fluid power
The working chamber gas exit velocity of retarder can not improve, and then influence the speed that working solution enters working chamber.If single
Increase the size of gas vent on stator vane, it will be difficult to guarantee that working chamber can expire the state of filling liquid, and if more fixed
Increase gas vent on blades, the quantity that will lead to working solution entrance is reduced, and also will limit filling liquid speed, and it is slow can not to improve fluid power
The filling liquid efficiency of fast device.
Utility model content
Based on this, it is necessary to limit the speed of work intracavity gas discharge for gas vent in traditional Retarder
The problem of spending, and then limiting the filling liquid efficiency of Retarder, provides a kind of Retarder.
To solve the above problems, the utility model takes the following technical solution:
Described in a kind of Retarder, including rotor, stator and access way shell, the rotor and the stator are constituted
The working chamber of Retarder, the stator are fixed on the access way shell, and the access way shell is used to be work
Make liquid and working chamber offer channel is provided；
It is equipped with working solution entrance on each blade of the stator, and is circumferentially equipped with work on the shell of the stator
Make liquid outlet；
Working solution intake channel is equipped in the fixed side of the access way shell and the stator and working solution exports
Channel, the working solution intake channel, the working solution exit passageway and transmission shaft through-hole are distributed in concentric circles, and the work
Liquid entrance is connected to the working solution intake channel, and the working solution outlet is connected to the working solution exit passageway；
The access way shell has port, and one end of the port and the working solution exit passageway connect
Logical, the other end of the port is connected to the external world of the Retarder；
The access way shell have working solution general import and working solution general export, the working solution general import with it is described
The connection of working solution intake channel, the working solution general export are connected to the working solution exit passageway.
The Retarder that the utility model is proposed using working solution export and be connected to working solution exit passageway into
The intake and exhaust functions of working chamber can be completed in gas vent, since without opening up stomata on stator vane, stator vane can be whole
Open up working solution entrance, therefore increase the filling liquid speed of working chamber, meanwhile, when need Retarder export braking moment
When, working solution normally enters working chamber from working solution entrance, at this time since liquid is less, can only fill lower half working chamber, then
Air is exported from the working solution of the upper half and is discharged, and during exhaust, working solution outlet is fully utilized, and is increased
The speed of gas is discharged.In conclusion the Retarder that the utility model is proposed increases disengaging gas and is filled with working solution
Speed, further reduced the time full of working chamber, to reduce the response time of Retarder output torque, increase
The controllability of extra bus, and then guarantee the driving safety of vehicle.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model Retarder；
Fig. 2 is the front view of Retarder shown in Fig. 1；
Fig. 3 is the schematic perspective view of stator；
Fig. 4 is the schematic perspective view of access way shell；
Fig. 5 is for the front view (a) of access way shell shown in Fig. 4 and along A2-A2Cross-sectional view (b)；
Fig. 6 is Retarder shown in Fig. 2 along A1-A1Cross-sectional view；
Fig. 7 is structural schematic diagram when butterfly valve is arranged at working solution general export；
Fig. 8-Figure 10 be respectively butterfly valve in Fig. 7 aperture be 10 °, 20 ° and 40 ° when structural schematic diagram；
Figure 11 is that target vehicle speed changes over time curve；
Figure 12 is that aqueous medium retarder working chamber liquid filled ratio changes over time curve；
Figure 13 is that the aperture of butterfly valve changes over time curve.
Specific embodiment
The technical solution of the utility model is described in detail below in conjunction with attached drawing and preferred embodiment.
In one of the embodiments, as shown in Figs. 1-2, a kind of Retarder, including rotor 1, stator 2 and disengaging are logical
Road shell 3, rotor 1 and stator 2 constitute the working chamber of Retarder, and stator 2 is fixed on access way shell 3, and disengaging is logical
Road shell 3, which is used to pass in and out working chamber for working solution, provides channel.
Specifically, as shown in figure 3, being equipped with working solution entrance 4 on each blade of stator 2, and in the shell of stator 2
On circumferentially be equipped with working solution outlet 5.In the present embodiment, the working chamber of Retarder is made of rotor 1 and stator 2, is turned
Son 1 is connected with the transmission shaft 13 of vehicle, and stator 2 is fixed on access way shell 3, and stator 2 includes shell and blade, working solution
Entrance 4 is arranged among the blade of stator 2, on the circumference for the shell that working solution outlet 5 is arranged in stator 2, i.e. working solution outlet 5
It is arranged in circulation circle outside, the quantity of working solution entrance 4 and the working solution outlet 5 of stator 2 is depending on actual needs.Work as vehicle
When driving, rotor 1 rotates always with transmission shaft 13, and when needing Retarder output torque, working solution is by working solution
Entrance 4 enters working chamber, and the gas in working chamber is discharged, and working solution is turned by the effect output braking of rotor 1 and stator 2
Square.
As illustrated in figures 4-5, working solution intake channel 6 and work are equipped in the fixed side of access way shell 3 and stator 2
Liquid exit passageway 7, working solution intake channel 6, working solution exit passageway 7 and transmission shaft through-hole 8 are distributed in concentric circles, and when fixed
When son 2 is fixed on access way shell 3, each working solution entrance 4 is connected to working solution intake channel 6, and each working solution goes out
Mouth 5 is connected to working solution exit passageway 7, so that working solution can be full of working chamber.Rotor 1 in the present embodiment and stator it
Between, can be bolted between stator 2 and access way shell 3, the fluid in working chamber leans on the shell and stator of rotor 1
2 housing seal, stator 2 can also be prepared with access way shell 3 with integrated molding.
Access way shell 3 has port 9, and one end of port 9 is connected to working solution exit passageway 7, into row
The other end of stomata 9 is connected to the external world of Retarder.In the present embodiment, air vent channel vertically upward, behind installation it is floating
Sub- valve, when the working solution in working chamber continues to increase, so that working solution, from the outflow of port 9, works full of after working chamber
Liquid can jack up float-controlled valve, and port 9 is closed naturally at this time, and working chamber is in fully charged state；Conversely, the work in working chamber
Liquid is slowly reduced, and is flowed back to from port 9, and float-controlled valve reopens under the effect of gravity, with working solution in working chamber
It reduces, gas slowly fills into working chamber.Further, as shown in Fig. 1 and Fig. 4-6, port 9 is located at working solution general import
10 and 11 line of working solution general export middle position, so that the quick discharge of work chamber air and extraneous air are quick
Into in working chamber.
In addition, access way shell 3 also has working solution general import 10 and working solution general export 11, working solution general import 10
It is connected to working solution intake channel 6, working solution general export 11 is connected to working solution exit passageway 7.
In the present embodiment, the port that Retarder is exported using working solution and is connected to working solution exit passageway
The intake and exhaust functions that working chamber can be completed, since without opening up stomata on stator vane, stator vane can all open up work
Make liquid entrance, therefore increase the filling liquid speed of working chamber, when needing Retarder to export braking moment, working solution is from work
Make liquid entrance and normally enter working chamber, at this time since liquid is less, lower half working chamber can only be filled, and due to the work of gravity
With also in the lower half of working chamber, air is then exported from the working solution of the upper half and is discharged working solution, since working solution outlet is logical
Road 7 is connected to port 9, and float-controlled valve, therefore increasing with the working solution for entering working chamber are installed outside port 9,
Eventually float-controlled valve is jacked up, port 9 is closed naturally, and working chamber is in fully charged state at this time.In the overall process of exhaust,
Working solution outlet is fully utilized, and increases the speed of discharge gas, distinguishingly, most starts most working solution outlets
It is vented, with the increase of filling amount, most working solution outlets can voluntarily adjust feed liquor under any operating condition into working solution
With disengaging gas ratio, to reach optimal braking moment output effect.The Retarder that the utility model is proposed increases
Disengaging gas and the speed for being filled with working solution, further reduced the time full of working chamber, to reduce Retarder
The response time of output torque increases the controllability of vehicle, and then guarantees the driving safety of vehicle.
Retarder is illustrated in figure 6 in Fig. 2 along A1-A1Cross-sectional view, in conjunction with Fig. 1-6 it is found that the liquid of the utility model
Power retarder eliminates traditional working chamber arrangement form being put into stator in one fixed groove, for traditional working chamber
For arrangement form, when Retarder does not work, gassy in working chamber, gas under the drive of rotor and stator,
Still pressure difference can be generated in inlet and outlet, pressure difference can drive air in inlet and outlet gap, be flowed into entrance from outlet, thus produce
Raw air circulation, this circulation can generate torque when vehicle does not need braking moment, consume vehicle in normal driving operating condition
Under kinetic energy, make vehicle under the premise of travelling same distance, increase fuel consumption, while groove inside can retain liquid, no
Conducive to heat dissipation, and after using the access way shell 3 of the utility model, there is no recessed between stator 2 and access way shell 3
Slot eliminates the gap imported and exported in groove, keeps inlet and outlet natural separated, high-temp liquid can be arranged all in working chamber
Out, perfect heat-dissipating, the working chamber of such structure, when Retarder does not work, the air of outlet will not be in the work of pressure difference
It is back to entrance under, and then forms air circulation, when making normal vehicle operation, Retarder will not have an impact traveling
Resistance.
Retarder is broadly divided into oil medium retarder and aqueous medium retarder, wherein the working solution of aqueous medium retarder
For the coolant liquid of cooling system, without providing heat exchanger and water tank for oneself, have compact overall structure, required installation space smaller etc. excellent
Point.As a kind of specific embodiment, the Retarder of the utility model is aqueous medium retarder, and Retarder
Downstream pressure regulating valve is installed, with by pressure regulating valve control aqueous medium retarder output braking moment.Aqueous medium
The braking moment and rotor current rotating speed and working chamber liquid filled ratio of retarder output are proportional, and working chamber liquid filled ratio is under
Fluid pressure control is swum, downstream fluid pressure is bigger, and working chamber liquid filled ratio is bigger, therefore can be by controlling downstream fluid pressure
Come control aqueous medium retarder braking moment output.Since the working solution of aqueous medium retarder is engine coolant, into
The flow of working chamber is very big out, therefore the purpose in order to realize the braking moment that can accurately adjust Retarder output,
Present embodiment adjusts the pressure of valve regulation downstream fluid using pressure using in such a way that pressure regulating valve is installed in downstream, from
And the pressure size of working chamber outlet is adjusted, and then control the size of Retarder output braking moment.
Further, pressure regulating valve can be arranged at working solution general export 11, can also be arranged in total with working solution
In the oil discharge passage of 11 connection of outlet, to realize the adjusting to the pressure of working chamber downstream fluid.
Further, the pressure regulating valve of the downstream installation of Retarder is butterfly valve 12, as shown in fig. 7, butterfly valve 12 is logical
It crosses bolt to be arranged at working solution general export 11 or be arranged in the oil discharge passage connecting with working solution general export 11, passes through electricity
Signal controls the angle of butterfly valve baffle 13, to adjust aisle spare, the different rotation angle of butterfly valve baffle 13 corresponds to downstream
The different pressure of fluid, and then correspond to the braking moment that different aqueous medium retarders exports.Due to aqueous medium retarder
Size is different due to different braking systems from pipeline area, therefore between the angle and pressure and braking moment of butterfly valve baffle 13
Specific corresponding relationship needs measured according to experiment, provide one group of experiment number based on the utility model Retarder here
According to as shown in table 1, the size of the corresponding pipeline diameter of this group of experimental data is 50mm.
Table 1
| Aperture | Liquid filled ratio | Torque |
| 10° | 95% | 2455Nm |
| 20° | 51% | 1221Nm |
| 40° | 34% | 905Nm |
Fig. 8-Figure 10 be respectively butterfly valve in Fig. 7 aperture be 10 °, 20 ° and 40 ° when structural schematic diagram, as shown in Table 1,
When vehicle needs the braking moment of aqueous medium Retarder output 905Nm, by the aperture regulation of butterfly valve 12 to 40 °.
Curve is changed over time for target vehicle speed as shown in figure 11, in order to realize that the speed in Figure 11 controls target, is needed
Control as shown in figure 12 is carried out to the working chamber liquid filled ratio of aqueous medium retarder, the implementation mechanism of control is the knot of butterfly valve 12
Structure and corresponding angle control method, as long as different working chamber liquid filled ratios is carried out corresponding, Ji Keshi with the aperture of butterfly valve 12
Existing speed controls target, and the aperture of the butterfly valve 12 in this changes over time that curve is as shown in figure 13, and the butterfly valve in Figure 13 is opened
Degree changes over time curve and is input among control system, and the braking turn for automatically controlling the output of aqueous medium retarder can be realized
Square is realized and is automatically controlled.By experimental record data, the corresponding relationship of target liquid filled ratio and butterfly valve opening is programmed, is made
The function of adjusting output braking moment can be realized automatically in control mechanism, reduces the operating cost of driver, infuse driver will
Meaning power is placed on road, increases traffic safety.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of Retarder, which is characterized in that including rotor (1), stator (2) and access way shell (3), the rotor
(1) and the working chamber of the stator (2) the composition Retarder, the stator (2) are fixed on the access way shell
(3) on, the access way shell (3), which is used to pass in and out the working chamber for working solution, provides channel；
Working solution entrance (4) are equipped on each blade of the stator (2), and on the shell of the stator (2) circumferentially
(5) are exported equipped with working solution；
Working solution intake channel (6) and working solution are equipped in the fixed side of the access way shell (3) and the stator (2)
Exit passageway (7), the working solution intake channel (6), the working solution exit passageway (7) are with transmission shaft through-hole (8) in concentric
Circle distribution, and the working solution entrance (4) is connected to the working solution intake channel (6), the working solution export (5) with it is described
Working solution exit passageway (7) connection；
The access way shell (3) has port (9), and one end of the port (9) and the working solution export
Channel (7) connection, the other end of the port (9) are connected to the external world of the Retarder；
The access way shell (3) have working solution general import (10) and working solution general export (11), the working solution always into
Mouth (10) is connected to the working solution intake channel (6), the working solution general export (11) and the working solution exit passageway (7)
Connection.
2. a kind of Retarder according to claim 1, which is characterized in that
The Retarder is aqueous medium retarder, and the downstream of the Retarder is equipped with pressure regulating valve, with logical
Cross the braking moment that the pressure regulating valve controls the aqueous medium retarder output.
3. a kind of Retarder according to claim 2, which is characterized in that
The pressure regulating valve is butterfly valve (12).
4. a kind of Retarder according to claim 2 or 3, which is characterized in that
The pressure regulating valve is arranged at the working solution general export (11).
5. according to claim 1 to a kind of Retarder described in 3 any one, which is characterized in that
The port (9) is located at the interposition of the working solution general import (10) and the working solution general export (11) line
It sets.
6. according to claim 1 to a kind of Retarder described in 3 any one, which is characterized in that
The stator (2) is prepared with access way shell (3) integrated molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041406.4U CN208442181U (en) | 2018-06-29 | 2018-06-29 | Retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041406.4U CN208442181U (en) | 2018-06-29 | 2018-06-29 | Retarder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208442181U true CN208442181U (en) | 2019-01-29 |
Family
ID=65088262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821041406.4U Active CN208442181U (en) | 2018-06-29 | 2018-06-29 | Retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208442181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591307A (en) * | 2018-06-29 | 2018-09-28 | 林立峰 | Retarder |
-
2018
- 2018-06-29 CN CN201821041406.4U patent/CN208442181U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591307A (en) * | 2018-06-29 | 2018-09-28 | 林立峰 | Retarder |
| CN108591307B (en) * | 2018-06-29 | 2023-08-18 | 吉林市天宇科技有限责任公司 | Hydraulic retarder |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200904 Address after: 132000 test building 1, Heping Road, Changyi District, Jilin, Jilin, 1 Patentee after: JILIN TIANYU SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 132000 test building 1, Heping Road, Changyi District, Jilin, Jilin, 1 Co-patentee before: Zheng Hongpeng Patentee before: Lin Lifeng |