CN203926483U - A kind of clutch housing - Google Patents
A kind of clutch housing Download PDFInfo
- Publication number
- CN203926483U CN203926483U CN201420271750.8U CN201420271750U CN203926483U CN 203926483 U CN203926483 U CN 203926483U CN 201420271750 U CN201420271750 U CN 201420271750U CN 203926483 U CN203926483 U CN 203926483U
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- CN
- China
- Prior art keywords
- cavity
- clutch housing
- oil
- duct
- fuel
- 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.)
- Expired - Lifetime
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- 238000005192 partition Methods 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 230000003319 supportive effect Effects 0.000 claims abstract description 5
- 239000000314 lubricant Substances 0.000 claims description 27
- 238000005461 lubrication Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 18
- 239000000945 filler Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000003027 ear inner Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of clutch housing, comprise clutch housing and be arranged on the oil pump cover on clutch housing; On on clutch housing, offer some fork shaft supported holes of extricating from; Between declutch shift shaft and declutch shift shaft supported hole, be provided with for pressing fork rack is played a supportive role, and the linear bearing that declutch shift shaft can be free to slide in declutch shift shaft supported hole.Declutch shift shaft supporting structure that the utility model is integrated, on clutch housing partition wall, be also provided with 4 declutch shift shaft supported holes, for pressing fork rack provides support, pressing fork rack be supported on clutch housing, thereby cancelled upper cover, made that case of transmission intensity is good, integrity is high.
Description
Technical field
The utility model belongs to vehicle clutch technical field, is specifically related to a kind of clutch housing.
Background technique
On heavy-duty commercial vehicle, speed changer is carried out to pressure lubrication and the cooling a kind of development trend that has become domestic and international speed changer.At present, the pressure lubrication of speed changer and cooling position mainly contain two kinds of modes.A kind of is that jack shaft rear end is arranged, because speed changer rear end internal structure is very compact, utilizable narrow space, causes that pump capacity is little, pump oil mass is not high, and oil outlet must oil filling pipe.Another kind is that a shaftgear front end is arranged, this mode must lengthen an axle, and the axial space taking strengthens, and causes transmission assembly axial dimension elongated, for the stricter speed changer of length requirement, has affected the general arrangement of speed changer on axial dimension.A kind of clutch housing with pressure lubrication and cooling structure of the utility model design, integrated filler opening on it, oil-feed cavity, oil suction cavity, fuel-displaced cavity, function cavity, lubricant pipe interface, and switch pressure lubrication and first force cooling lubricated window structure again, meet the lubricated and refrigerating function of speed changer.This structure does not take the axial dimension of speed changer, and pump oil mass is large, and all cavities are arranged on clutch housing, and oil outlet does not need to connect oil pipe etc.
Model utility content
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, a kind of clutch housing is provided, this clutch housing, not only with pressure lubrication and cooling structure, also with declutch shift shaft supporting structure, thereby for gearbox provides pressure lubrication and refrigerating function, for pressing fork rack provides support function.
For achieving the above object, the technical solution adopted in the utility model is: comprise clutch housing and be arranged on the oil pump cover on clutch housing; On on clutch housing, offer some fork shaft supported holes of extricating from; Between declutch shift shaft and declutch shift shaft supported hole, be provided with for pressing fork rack is played a supportive role, and the linear bearing that declutch shift shaft can be free to slide in declutch shift shaft supported hole.
Described declutch shift shaft supported hole is blind hole.
On on described clutch housing, offer four and extricate from fork shaft supported hole.
The inner side of described clutch housing offers oil suction cavity, fuel-displaced cavity; Between oil suction cavity and fuel-displaced cavity, by partition wall, be separated by, and form sealing cavity with the mating face on oil pump cover; The front end of oil suction cavity offers filler opening, and oil suction cavity is communicated with the oil pump inlet port being arranged on clutch housing, and fuel-displaced cavity is communicated with the oil outlet of oil pump.
Described filler opening is positioned at the bottommost of clutch housing, and filler opening place is provided with filter.
On described clutch housing, also offer function cavity, function cavity and fuel-displaced cavity are separated by by partition wall; On oil pump cover, offer the first duct and the second duct that are arranged side by side, the first duct is through the partition wall between function cavity and fuel-displaced cavity; The one end in the second duct is communicated with function cavity;
When lubricant oil need to carry out outer loop, long oil pipe joint is installed in the first duct, and long oil pipe joint passes the partition wall of function cavity and fuel-displaced cavity, and is sealed and matched with partition wall, function cavity and fuel-displaced cavity are separated, and lubricant oil is directly exported from fuel-displaced cavity through long oil pipe joint; The second duct is provided with short oil pipe joint, and short oil pipe joint inputs to function cavity by the lubricant oil after outer loop;
When not needing lubricant oil to export, the first screw plug is installed respectively in the end in the first duct and the second duct and the second screw plug carries out shutoff, and now, function cavity and fuel-displaced cavity are connected by the first duct.
The side of described clutch housing is provided with cover plate, and the first duct and the second duct face the inner side of cover plate.
On described function cavity, offer the attachment hole being connected with several oil pipes of speed changer main tank inside; On oil pipe, offer for the gear of speed changer inside and axle being carried out to pressure lubrication and cooling through hole.
On described function cavity, offer respectively the first lubricant pipe interface and the second lubricant pipe interface that are connected with two oil pipes of speed changer main tank inside.
Compared with prior art, the utlity model has following beneficial effect:
On traditional twin countershaft transmission, be all useful on the upper cover that supports pressing fork rack, and a kind of clutch housing of the utility model design also integrated declutch shift shaft supporting structure, on clutch housing partition wall, be also provided with 4 declutch shift shaft supported holes, for pressing fork rack provides support, pressing fork rack is supported on clutch housing, thereby cancelled upper cover, made that case of transmission intensity is good, integrity is high.
Further, the utility model, due to integrated declutch shift shaft supporting structure, has been cancelled the parts such as upper cover, has reduced the design of other part, and has had contribution for intensity and the integrity of case of transmission.
Further, the utility model offers oil-feed cavity, oil suction cavity, fuel-displaced cavity and function cavity by the inner side at clutch housing; Between oil-feed cavity, oil suction cavity, fuel-displaced cavity and function cavity, by partition wall, be separated by, and form sealing cavity with the mating face of oil pump cover, all cavities are all integrated on clutch housing, do not need other part of speed changer to design again the labyrinths such as cavity, and this position of clutch housing arranges that the space of oil pump is enough, pump oil mass is large, but does not take the axial dimension of speed changer.
Further, the utility model arranges cover plate in the side of clutch housing, and cover plate inner side faces on the position of oil pump cover and offers the first hole path and the second hole path of first forcing cooling lubricating function again for switching; Realized when carrying out pressure lubrication, screw plug has been installed in two hole paths; Cooling when lubricated again when first forcing, long oil pipe joint and short oil pipe joint are installed respectively in hole path.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the overall structure schematic diagram of the utility model oil pump cover;
Fig. 3 is the structural representation of the utility model filler opening;
Fig. 4 is the annexation figure of pressure lubrication and oil cooling service pipe on the utility model clutch housing;
Fig. 5 is the schematic diagram of the utility model clutch housing upper cover plate mounting point;
Fig. 6 be the utility model when carrying out pressure lubrication, hole path is installed the structural representation of screw plug;
It is cooling when lubricated again that Fig. 7 is that the utility model is first forced, and hole path is installed the structural representation of oil connection;
Fig. 8 is the supporting structure schematic diagram of the utility model clutch housing upper shift fork axle.
Wherein: 1 is filler opening; 2 is oil-feed cavity; 3 is oil suction cavity; 4 is fuel-displaced cavity; 5 is function cavity; 6 is the first lubricant pipe interface; 7 is the second lubricant pipe interface; 8 is filter; 9 is clutch housing; 10 is oil pump cover; 11 is case of transmission; 12 is oil pipe; 13 is cover plate; 14 is the first screw plug; 15 is the second screw plug; 16 is long oil pipe joint; 17 is short oil pipe joint; 18 is declutch shift shaft; 19 is linear bearing.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Referring to Fig. 1 to Fig. 8, the utility model comprises clutch housing 9 and is arranged on the oil pump cover 10 on clutch housing 9; On clutch housing, offer four on 9 and extricate from fork shaft supported hole; Between declutch shift shaft 18 and declutch shift shaft supported hole, be provided with for pressing fork rack is played a supportive role, and the linear bearing 19 that declutch shift shaft 18 can be free to slide in declutch shift shaft supported hole, wherein these declutch shift shaft supported holes are blind hole.
Preferably, the inner side of the utility model clutch housing 9 offers oil suction cavity 3, fuel-displaced cavity 4; Between oil suction cavity 3 and fuel-displaced cavity 4, by partition wall, be separated by, and form sealing cavity with the mating face on oil pump cover 10; The front end of oil suction cavity 3 offers filler opening 1, and filler opening 1 is positioned at the bottommost of clutch housing 9, and filler opening 1 place is provided with filter 8.Oil suction cavity 3 is communicated with the oil pump inlet port being arranged on clutch housing, and fuel-displaced cavity 4 is communicated with the oil outlet of oil pump.
Preferably, the utility model also offers function cavity 5 on clutch housing 9, and function cavity 5 is separated by by partition wall with fuel-displaced cavity 4; On oil pump cover 10, offer the first duct 1001 of being arranged side by side and 1002, the first ducts 1001, the second duct through the partition wall between function cavity 5 and fuel-displaced cavity 4, be connected with function cavity 5 and fuel-displaced cavity 4; The one end in the second duct 1002 is communicated with function cavity 5; The side of clutch housing 9 is provided with the inner side that cover plate 13, the first ducts 1001 and the second duct 1002 face cover plate 13.On function cavity 5, offer the first lubricant pipe interface 6 and the second lubricant pipe interface 7 that are connected with two oil pipes 12 of speed changer main tank inside; On oil pipe 12, offer for the gear of speed changer inside and axle being carried out to pressure lubrication and cooling through hole.
When lubricant oil need to carry out outer loop, at the first duct 1001 interior installation long oil pipe joint 16, long oil pipe joint 16 is through the partition wall of function cavity 5 and fuel-displaced cavity 4, and be sealed and matched with partition wall, function cavity 5 and fuel-displaced cavity 4 are separated, and lubricant oil is directly exported from fuel-displaced cavity 4 through long oil pipe joint 16; The second duct is provided with short oil pipe joint 17, and short oil pipe joint 17 inputs to function cavity 5 by the lubricant oil after outer loop;
When not needing lubricant oil to export, the first screw plug 14 is installed respectively in the end in the first duct 1001 and the second duct 1002 and the second screw plug 15 carries out shutoff, and now, function cavity 5 and fuel-displaced cavity 4 are connected by the first duct 1001.
Principle of the present utility model and working procedure:
The utility model is provided with filler opening in clutch housing inside, oil-feed cavity, and oil suction cavity, fuel-displaced cavity, function cavity is also provided with two lubricant pipe interfaces in function cavity.By being connected on two lubricant pipe interfaces and stretching to two oil pipes of mission case inside, and the sealing cavity that forms together with oil pump cover of the junction plane of the inner cavity of clutch housing, not only to speed changer internal structure, provide pressure lubrication and refrigerating function, also to oil pump, provide oil-feed and sealing function.In the side of clutch housing, also have a window, to change the stifled or oil connection of oil on oil pump cover, realize and switch pressure lubrication and first force cooling lubricated function again.
Be pressure lubrication and the cooling structure on the utility model clutch housing as depicted in figs. 1 and 2.Be provided with filler opening 1, oil-feed cavity 2, oil suction cavity 3, fuel-displaced cavity 4, function cavity 5 and lubricant pipe interface 6 and 7.Form sealing cavity with the oil pump cover of mounted thereto.Between each cavity, by partition wall, be separated by, and oil pump cover cooperation, to oil pump, provide sealing function.
As shown in Figure 3, when operation of oil pump, the interior lubricant oil of case of transmission 11 is pumped into the sealing cavity of clutch housing and oil pump cover formation by being arranged in the filter 8 of the filler opening 1 place installation of clutch housing bottommost.
As shown in Figure 4, through oil-feed cavity 2, oil suction cavity 3, enter in the oil pump meshing with jack shaft, after pressurized, from fuel-displaced cavity 4, discharge, lubricant oil is full of whole function cavity 5 by the intercommunicating pore on oil pump cover again, lubricant pipe interface 6 on function cavity 5 is connected with the oil pipe 12 that stretches to speed changer inside respectively with 7, has aperture on oil pipe, and the gear of speed changer inside and axle are carried out to pressure lubrication and cooling.
As shown in Fig. 5, Fig. 6 and Fig. 7, be respectively the switching pressure lubrication on the utility model clutch housing and first force window and the joint figure of cooling lubricating function again.If speed changer need to first be forced the cooling pressure lubrication of carrying out again, only need pull down the cover plate 13 on clutch housing, pull down again two screw plugs 14,15 on oil pump cover 10 hole paths, in hole path, install respectively long oil pipe joint 16 and short oil pipe joint 17, by the structure in oil pump, speed changer is carried out to pressure lubrication and cooling.
As shown in Figure 8, be the declutch shift shaft supporting structure on the utility model clutch housing.By 4 of design on clutch housing 9, extricate from fork shaft supported hole, by linear bearing 19, not only pressing fork rack is played a supportive role, can also make declutch shift shaft 18 be free to slide in declutch shift shaft supported hole.Thereby cancelled superstructure, reduced the design of other part, and be all improved for intensity and the integrity of mission case.
Above content is only explanation technological thought of the present utility model; can not limit protection domain of the present utility model with this; every technological thought according to the utility model proposes, any change of doing on technological scheme basis, within all falling into the protection domain of the utility model claims.
Claims (9)
1. a clutch housing, is characterized in that: comprise clutch housing (9) and be arranged on the oil pump cover (10) on clutch housing (9); On clutch housing, on (9), offer some fork shaft supported holes of extricating from; Between declutch shift shaft (18) and declutch shift shaft supported hole, be provided with for pressing fork rack is played a supportive role, and the linear bearing (19) that declutch shift shaft (18) can be free to slide in declutch shift shaft supported hole.
2. clutch housing according to claim 1, is characterized in that: described declutch shift shaft supported hole is blind hole.
3. clutch housing according to claim 1 and 2, is characterized in that: on described clutch housing, on (9), offer four and extricate from fork shaft supported hole.
4. clutch housing according to claim 1, is characterized in that: the inner side of described clutch housing (9) offers oil suction cavity (3), fuel-displaced cavity (4); Between oil suction cavity (3) and fuel-displaced cavity (4), by partition wall, be separated by, and form sealing cavity with the mating face on oil pump cover (10); The front end of oil suction cavity (3) offers filler opening (1), and oil suction cavity (3) is communicated with the oil pump inlet port being arranged on clutch housing, and fuel-displaced cavity (4) is communicated with the oil outlet of oil pump.
5. clutch housing according to claim 4, it is characterized in that: described filler opening (1) is positioned at the bottommost of clutch housing (9), and filler opening (1) locates to be provided with filter (8).
6. according to the clutch housing described in claim 1,2,4 or 5, it is characterized in that: on described clutch housing (9), also offer function cavity (5), function cavity (5) is separated by by partition wall with fuel-displaced cavity (4); On oil pump cover (10), offer the first duct (1001) and the second duct (1002) that are arranged side by side, the first duct (1001) are through the partition wall between function cavity (5) and fuel-displaced cavity (4); The one end in the second duct (1002) is communicated with function cavity (5);
When lubricant oil need to carry out outer loop, long oil pipe joint (16) is installed in the first duct (1001), long oil pipe joint (16) is through the partition wall of function cavity (5) and fuel-displaced cavity (4), and be sealed and matched with partition wall, function cavity (5) and fuel-displaced cavity (4) are separated, and lubricant oil is directly exported from fuel-displaced cavity (4) through long oil pipe joint (16); The second duct is provided with short oil pipe joint (17), and short oil pipe joint (17) inputs to function cavity (5) by the lubricant oil after outer loop;
When not needing lubricant oil to export, the first screw plug (14) is installed respectively in the end of the first duct (1001) and the second duct (1002) and the second screw plug (15) carries out shutoff, now, function cavity (5) and fuel-displaced cavity (4) are connected by the first duct (1001).
7. clutch housing according to claim 6, it is characterized in that: the side of described clutch housing (9) is provided with cover plate (13), the first duct (1001) and the second duct (1002) face the inner side of cover plate (13).
8. clutch housing according to claim 6, is characterized in that: on described function cavity (5), offer the attachment hole being connected with several oil pipes (12) of speed changer main tank inside; On oil pipe (12), offer for the gear of speed changer inside and axle being carried out to pressure lubrication and cooling through hole.
9. clutch housing according to claim 8, is characterized in that: on described function cavity (5), offer respectively the first lubricant pipe interface (6) and the second lubricant pipe interface (7) that are connected with two oil pipes (12) of speed changer main tank inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420271750.8U CN203926483U (en) | 2014-05-26 | 2014-05-26 | A kind of clutch housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420271750.8U CN203926483U (en) | 2014-05-26 | 2014-05-26 | A kind of clutch housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926483U true CN203926483U (en) | 2014-11-05 |
Family
ID=51822297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420271750.8U Expired - Lifetime CN203926483U (en) | 2014-05-26 | 2014-05-26 | A kind of clutch housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203926483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046350A (en) * | 2021-10-26 | 2022-02-15 | 一汽解放汽车有限公司 | Transmission structure of transmission |
-
2014
- 2014-05-26 CN CN201420271750.8U patent/CN203926483U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046350A (en) * | 2021-10-26 | 2022-02-15 | 一汽解放汽车有限公司 | Transmission structure of transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |