CN204784315U - In put parallel hydraulic retarber - Google Patents
In put parallel hydraulic retarber Download PDFInfo
- Publication number
- CN204784315U CN204784315U CN201520362094.7U CN201520362094U CN204784315U CN 204784315 U CN204784315 U CN 204784315U CN 201520362094 U CN201520362094 U CN 201520362094U CN 204784315 U CN204784315 U CN 204784315U
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- transfer case
- assembly
- bearing
- parallel hydraulic
- case assembly
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Abstract
The utility model relates to an in put parallel hydraulic retarber, this in put parallel hydraulic retarber, including installing the transfer case assembly on the vehicle girder, the vehicle girder is located transfer case assembly's both sides and still installs left bracket assembly and right bracket assembly respectively, through the parallel hydraulic retarber that transfer case assembly side mounting hole is connected, and driving gear that transfer case assembly embedded and the meshing of the driven gear of parallel hydraulic retarber, transfer case assembly's bead links together and rotates together with the transmission shaft with the transmission shaft of vehicle.
Description
Technical field
The utility model belongs to technical field of vehicle manufacture, particularly relates to a kind of mid-parallel hydraulic retarder.
Background technique
Hydrodynamic retarder, also known as fluid power speed reducer, is a kind of complemental brake system for motor vehicle.
At present, hydrodynamic retarder is mainly divided into tandem and parallel, and tandem is mainly installed on gearbox rear end, is directly connected with the output shaft of gearbox, and the rotating center of hydrodynamic retarder is coaxial with output shaft of gear-box; Parallelly mainly be installed on gearbox side, be connected with a joggle by a pair gear pair, gear pair engaged ratio is greater than 1, improves the rotating speed of hydrodynamic retarder running shaft, and the rotating center of hydrodynamic retarder is parallel with output shaft of gear-box.Hydrodynamic retarder forms primarily of stator impeller, impeller of rotor, retarder housing, active chamber, heat exchanger and fuel tank, its essence is a kind of rotary damping device, impeller of rotor is utilized to drive working solution and stator impeller to impact, produce reverse vortex moment of torsion, be the heat energy of working solution by the kinetic transformation of vehicle, and then make vehicle deceleration.The working solution of active chamber is under the drive of impeller of rotor, enter heat exchanger through retarder oil outlet and carry out oil water heat exchange, flow back to active chamber from filler opening again, thus the heat energy of working solution is taken away by the mode of cools down by the cooling water from engine-cooling system by the heat energy of working solution.Its deficiency is, existing parallel hydraulic retarder need depend on the installation of gearbox, and high to part manufacturing process relative requirement, cost is high, retardation efficiency is low, install more complicated.
Model utility content
The purpose of this utility model is to provide a kind of parallel hydraulic retarder and is arranged in the unrestricted transfer case in space through breaking away from the installation depending on gearbox, and increase hydrodynamic retarder can installing space, increase the installed vehicle of hydrodynamic retarder, and not high to part manufacturing process relative requirement, that cost is low, lightweight, retardation efficiency is high and easy for installation hydrodynamic retarder mid-in parallel.
Technical solution of the present utility model is: described mid-parallel hydraulic retarder, comprise the transfer case assembly be arranged on vehicle crossbeam, its special way is: the both sides that described vehicle crossbeam is positioned at transfer case assembly are also separately installed with left tray assembly and right bracket assembly, by the parallel hydraulic retarder that transfer case assembly side mounting hole connects, the built-in driving gear of transfer case assembly engages with the driven gear of parallel hydraulic retarder, by the central shaft of chek bolt and bead fastening transfer case assembly solid of rotation, the bead of transfer case assembly links together with the transmission shaft of vehicle and rotates together with transmission shaft.
As preferably: the left socle of described left tray assembly is connected with transfer case assembly by bolt; The right support of described right bracket assembly is connected with transfer case assembly by bolt.
As preferably: described transfer case assembly is by transfer case housing, wear and drive the central shaft of transfer case assembly solid of rotation, the sheathed driving gear being fixed on central shaft through spline in transfer case housing, be positioned at the central shaft side of driving gear through bearing pressure ring, bearing inner race suit clutch shaft bearing on center shaft, second bearing, oil sealing base, the end that central shaft is corresponding adopts the bead of chek bolt locking by spline package, be positioned at the central shaft opposite side suit of driving gear through bearing washer, adjustment pad is installed to the bearing support in bearing inner race, the end that central shaft is corresponding adopts the bead of chek bolt locking by spline package, the top cover composition that transfer case housing is arranged.
As preferably: described left tray assembly is made up of the left tray be connected with vehicle crossbeam by the first bolt, the left socle that is connected with left tray by the first cushion rubber bumper; Described right bracket assembly is made up of the right bracket be connected with vehicle crossbeam by the second bolt, the right support that is connected with right bracket by the second cushion rubber bumper.
As preferably: the rotating ratio of driving gear and driven gear 1 ~ 3.5 scope.
As preferably: described oil sealing base is positioned at bearing end and is provided with the first O-ring seals for sealing and oil sealing; Described oil sealing base is positioned at bead end and is also provided with for sealing and the second dust-proof O-ring seals and anti-dust seal.
As preferably: be positioned at transfer case housing central shaft second bearing place and arrange bearing washer and the adjustment pad for adjusting play, be provided with bearing support in the second bearing inner race.
Compared with prior art, the beneficial effects of the utility model:
(1) the rotation of transmission shaft band central shaft drives the rotation of driving gear and driven gear, realizes the deceleration to vehicle; This structure eliminates the dependence of parallel hydraulic retarder to gearbox, is conducive to the development of hydrodynamic retarder industry; The gearbox of different model all will do the exploitation of interface simultaneously, reduces the versatility of gearbox interface, improves cost, be unfavorable for the popularization of hydrodynamic retarder; What this structure increased hydrodynamic retarder can installing space, the shape of hydrodynamic retarder, model is adjusted accordingly without the need to the model according to vehicle, considerably increases the installed vehicle of hydrodynamic retarder.
(2), because the speed ratio of driving gear and driven gear can adjust according to the applicable cases of vehicle, improve the usability of hydrodynamic retarder, considerably increase the using scope of hydrodynamic retarder.
(3) mid-parallel hydraulic retarder compact structure, and the technology capability of each component part of retarder is better, the gross weight of mid-parallel hydraulic retarder is alleviated, and reduce the cost of hydrodynamic retarder, retardation efficiency improves greatly, and assembling and entrucking are conveniently.Wherein: the part such as bead, clutch shaft bearing, the second bearing, oil sealing, O-ring seals adopts the existing part of gearbox, reduces the processing cost of part.
(4), when hydrodynamic retarder is arranged on gearbox, when fatigue damage appears in hydrodynamic retarder or the part be connected with hydrodynamic retarder, make cannot normally travelling of car load, and maintenance difficulty is larger; This kind of structure is when there is fatigue damage in hydrodynamic retarder or the part be connected with hydrodynamic retarder, and vehicle can normally travel, and only retarder can not use, and maintenance, repair are simultaneously convenient.
(5) the speed ratio of the gearbox of conventional art has the limit (2:1), and transfer case of the present utility model, without interface restriction, speed ratio increases.
Accompanying drawing explanation
Fig. 1 is the overall structure diagram of the mid-parallel hydraulic retarder of the utility model;
Fig. 2 is the sectional view of Fig. 1.
Primary clustering symbol description:
Vehicle crossbeam 1, transfer case assembly 2, driving gear 21, bead 22, transfer case housing 23, top cover 231, central shaft 24, chek bolt 25, bearing pressure ring 261, bearing washer 262, bearing support 263, clutch shaft bearing 271, second bearing 272, oil sealing base 28, first O-ring seals 281, oil sealing 282, second O-ring seals 283, anti-dust seal 284, adjustment pad 29, left tray assembly 3, left socle 31, first bolt 32, first cushion rubber bumper 33, left tray 34, right bracket assembly 4, right support 41, second bolt 42, second cushion rubber bumper 43, right bracket 44, hydrodynamic retarder 5, driven gear 51.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
Refer to shown in Fig. 1, Fig. 2, mid-parallel hydraulic retarder of the present utility model, comprise: be arranged on the transfer case assembly 2 on vehicle crossbeam 1, the both sides that described vehicle crossbeam 1 is positioned at transfer case assembly 2 are also separately installed with left tray assembly 3 and right bracket assembly 4, by the parallel hydraulic retarder 5 that transfer case assembly 2 side mounting hole connects, the built-in driving gear 21 of transfer case assembly 2 engages with the driven gear 51 of parallel hydraulic retarder 5, and the bead 22 of transfer case assembly 2 links together with the transmission shaft of vehicle and rotates together with transmission shaft; The left socle 31 of left tray assembly is connected with transfer case assembly 2 by bolt 32, and the right support 41 of right bracket assembly 4 is connected with transfer case assembly 2 by bolt 42.
Refer to shown in Fig. 1, the left socle 31 of described left tray assembly 3 is connected with transfer case assembly 2 by bolt 32; The right support 41 of described right bracket assembly 4 is connected with transfer case assembly 2 by bolt 42.Described left socle 31 and described right support 41 to be arranged on hydrodynamic retarder 5 housing and fastening respectively.
Refer to shown in Fig. 2, described transfer case assembly 2 is by transfer case housing 23, wear and drive the central shaft 24 of transfer case assembly 2 solid of rotation, the sheathed driving gear 21 being fixed on central shaft 24 through spline in transfer case housing 23, be positioned at central shaft 24 side of driving gear through bearing pressure ring 261, bearing inner race is sleeved on the clutch shaft bearing 271 on central shaft 24, second bearing 272, oil sealing base 28, the end of central shaft 24 correspondence adopts the bead 22 of chek bolt 25 locking by spline package, be positioned at the central shaft 24 opposite side suit of driving gear through bearing washer 262, adjustment pad 29 is installed to the bearing support 263 in the second bearing 272 inner ring, the end of central shaft 24 correspondence adopts the bead 22 of chek bolt 25 locking by spline package, the top cover 231 that transfer case housing 23 is arranged forms.
Refer to shown in Fig. 1, described left tray assembly 3 is made up of the left tray 34 be connected with vehicle crossbeam 1 by the first bolt 32, the left socle 31 that is connected with left tray 34 by the first cushion rubber bumper 33; Described right bracket assembly 4 is made up of the right bracket 44 be connected with vehicle crossbeam 1 by the second bolt 42, the right support 41 that is connected with right bracket 44 by the second cushion rubber bumper 43.
In the present embodiment, the rotating ratio of driving gear 21 and driven gear 51 1 ~ 3.5 scope.
Refer to shown in Fig. 2, described oil sealing base 28 is positioned at clutch shaft bearing 271 or the second bearing 272 end and is provided with the first O-ring seals 281 for sealing and oil sealing 282; Described oil sealing base 28 is positioned at bead 22 end and is also provided with for sealing and the second dust-proof O-ring seals 283 and anti-dust seal 284.
In the present embodiment, the second bearing 272 inner ring being positioned at transfer case housing 23 central shaft 24 arrange bearing washer 262 and for adjust play adjustment pad 29, second bearing 272 inner ring in be provided with bearing support 263.
Using process is as follows: in the process that vehicle is advanced, and transfer case assembly 2 leads to left tray assembly 3, right bracket assembly 4 is connected with vehicle crossbeam 1 respectively, and the bead 22 on transfer case assembly 2 links together with transmission shaft and rotates together with transmission shaft.When needs are braked, hydrodynamic retarder 5 is pressed into working solution in active chamber by pressurized air according to the situation of driver instruction effect foot treadle switch or hand switch, thus the moment that generation one is contrary with drive axis direction, fully consume vehicle energy, play the effect of deceleration; The amount of heat produced is taken away by cooling water.
The foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model right change and modify, and all should belong to the covering scope of the utility model claim.
Claims (7)
1. a mid-parallel hydraulic retarder, comprise the transfer case assembly be arranged on vehicle crossbeam, it is characterized in that, the both sides that described vehicle crossbeam is positioned at transfer case assembly are also separately installed with left tray assembly and right bracket assembly, by the parallel hydraulic retarder that transfer case assembly side mounting hole connects, the built-in driving gear of transfer case assembly engages with the driven gear of parallel hydraulic retarder, by the central shaft of chek bolt and bead fastening transfer case assembly solid of rotation, the bead of transfer case assembly links together with the transmission shaft of vehicle and rotates together with transmission shaft.
2. mid-parallel hydraulic retarder according to claim 1, it is characterized in that, the left socle of described left tray assembly is connected with transfer case assembly by bolt; The right support of described right bracket assembly is connected with transfer case assembly by bolt.
3. mid-parallel hydraulic retarder according to claim 1, it is characterized in that, described transfer case assembly is by transfer case housing, wear and drive the central shaft of transfer case assembly solid of rotation, the sheathed driving gear being fixed on central shaft through spline in transfer case housing, be positioned at the central shaft side of driving gear through bearing pressure ring, bearing inner race suit clutch shaft bearing on center shaft, second bearing, oil sealing base, the end that central shaft is corresponding adopts the bead of chek bolt locking by spline package, be positioned at the central shaft opposite side suit of driving gear through bearing washer, adjustment pad is installed to the bearing support in bearing inner race, the end that central shaft is corresponding adopts the bead of chek bolt locking by spline package, the top cover composition that transfer case housing is arranged.
4. mid-parallel hydraulic retarder according to claim 1, is characterized in that, described left tray assembly is made up of the left tray be connected with vehicle crossbeam by the first bolt, the left socle that is connected with left tray by the first cushion rubber bumper; Described right bracket assembly is made up of the right bracket be connected with vehicle crossbeam by the second bolt, the right support that is connected with right bracket by the second cushion rubber bumper.
5. mid-parallel hydraulic retarder according to claim 1, is characterized in that, the rotating ratio of driving gear and driven gear 1 ~ 3.5 scope.
6. mid-parallel hydraulic retarder according to claim 3, is characterized in that, described oil sealing base is positioned at bearing end and is provided with the first O-ring seals for sealing and oil sealing; Described oil sealing base is positioned at bead end and is also provided with for sealing and the second dust-proof O-ring seals and anti-dust seal.
7. mid-parallel hydraulic retarder according to claim 1, is characterized in that, be positioned at transfer case housing central shaft second bearing inner race and arrange bearing washer and the adjustment pad for adjusting play, be provided with bearing support in the second bearing inner race.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520362094.7U CN204784315U (en) | 2015-05-29 | 2015-05-29 | In put parallel hydraulic retarber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520362094.7U CN204784315U (en) | 2015-05-29 | 2015-05-29 | In put parallel hydraulic retarber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784315U true CN204784315U (en) | 2015-11-18 |
Family
ID=54524370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520362094.7U Withdrawn - After Issue CN204784315U (en) | 2015-05-29 | 2015-05-29 | In put parallel hydraulic retarber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204784315U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895963A (en) * | 2015-05-29 | 2015-09-09 | 深圳市特尔佳科技股份有限公司 | Mid-arranged parallel type hydrodynamic retarder and installation method thereof |
| CN109139879A (en) * | 2018-09-30 | 2019-01-04 | 北京国电龙源环保工程有限公司 | A kind of speed reducer shaft sealing device |
| CN110081097A (en) * | 2019-05-24 | 2019-08-02 | 苏州特速安机电科技有限公司 | A kind of fluid power deceleration device |
| CN110081098A (en) * | 2019-05-24 | 2019-08-02 | 苏州特速安机电科技有限公司 | A kind of fluid power deceleration device |
-
2015
- 2015-05-29 CN CN201520362094.7U patent/CN204784315U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895963A (en) * | 2015-05-29 | 2015-09-09 | 深圳市特尔佳科技股份有限公司 | Mid-arranged parallel type hydrodynamic retarder and installation method thereof |
| CN104895963B (en) * | 2015-05-29 | 2017-12-26 | 深圳市特尔佳科技股份有限公司 | In put parallel hydraulic retarder and its installation method |
| CN109139879A (en) * | 2018-09-30 | 2019-01-04 | 北京国电龙源环保工程有限公司 | A kind of speed reducer shaft sealing device |
| CN110081097A (en) * | 2019-05-24 | 2019-08-02 | 苏州特速安机电科技有限公司 | A kind of fluid power deceleration device |
| CN110081098A (en) * | 2019-05-24 | 2019-08-02 | 苏州特速安机电科技有限公司 | A kind of fluid power deceleration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20171226 |