CN209414581U - A kind of transmission lubrication system structure - Google Patents

A kind of transmission lubrication system structure Download PDF

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Publication number
CN209414581U
CN209414581U CN201821622640.6U CN201821622640U CN209414581U CN 209414581 U CN209414581 U CN 209414581U CN 201821622640 U CN201821622640 U CN 201821622640U CN 209414581 U CN209414581 U CN 209414581U
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China
Prior art keywords
shift fork
oil
fork axle
oil pipe
lubrication system
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Active
Application number
CN201821622640.6U
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Chinese (zh)
Inventor
孙春艳
许先哲
任耀东
马凯
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Shaanxi Fast Gear Co Ltd
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Shaanxi Fast Gear Co Ltd
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Priority to CN201821622640.6U priority Critical patent/CN209414581U/en
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Abstract

The utility model relates to the lubricating area of transmission for vehicles, in particular to a kind of transmission lubrication system structure.The utility model discloses a kind of transmission lubrication system structures, transmission lubrication system structure includes oil pumping device, oil pipe, shift fork axle, the shift fork axle is hollow shaft, and several oil grooves for leading to axle center are offered in shift fork axle, are connected between the shift fork axle and oil pumping device output end by oil pipe.The utility model utilizes the oil pumping device for being mounted on speed changer bottom, the lubricating oil of speed changer bottom is pumped into inside hollow shift fork axle by oil pipe, several and gear face oil groove is offered close to the side of gear in shift fork axle, and then lubricating oil is ejected on each gear and main friction pair from oil groove, it can guarantee comprehensive lubrication of speed changer, even if speed changer is under severe operating conditions, the lubrication needs of speed changer also may be implemented.

Description

A kind of transmission lubrication system structure
Technical field
The utility model relates to the lubricating area of transmission for vehicles, in particular to a kind of transmission lubrication system structure.
Background technique
Transmission internal gear needs the lubrication of lubricating oil just to can guarantee the efficient, low of power transmitting when transmitting power It makes an uproar and persistently.Currently, traditional speed changer lubricating system has splashing to lubricate, i.e., quantitative speed changer is injected in speed changer bottom and used The lubricating oil of speed changer bottom, with the rotation of gear, can be spilt and be atomised to when speed changer is in running order by lubricating oil Self-lubricate is formed in other friction pairs, but in certain bad working environments, this splashing lubricating system can not be able to satisfy speed changer Lubrication need;Or some lubrication spray bars are added in transmission internal, spray bar, which is lubricated, in specific position opens up jet, To spray the mesh tooth face of lubricating oil to gear, but gearbox itself is compact-sized, space is limited, some small-sized speed changes Device even installs lubrication spray bar additional without enough spaces at all, even if lubricating spray bar by this add in gearbox Mode solves the lubrication problem of speed changer, it is also necessary to must increase the volume of gearbox to install lubrication spray bar, not meet The design requirement of gearbox miniaturization and lightness.
Utility model content
The same of more preferable lubricant effect can be brought to speed changer the technical problem to be solved by the present invention is to provide a kind of When can also save the transmission lubrication system structure of speed change box space, guarantee the comprehensive lubrication needs for meeting speed changer, simultaneously Speed change box space is saved, realizes gearbox miniaturization and lightness.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
A kind of transmission lubrication system structure, including oil pumping device and oil pipe, one end of the oil pipe with have cavity knot One end of the shift fork axle of structure is connected to, and the other end of oil pipe is connected to the output end of oil pumping device, if offering in the shift fork axle The dry oil groove being connected to cavity.
Further, the oil groove is provided with the side in shift fork axle close to gear, and immediately below oil groove and shift fork axle Gear corresponds.
Further, the shift fork axle offers cylindrical hole centered on its axis.
Further, the shift fork axle includes main tank shift fork axle and odd-side shift fork axle, main tank shift fork axle described at least one Be connected between the output end of oil pumping device by oil pipe, the output end of odd-side shift fork axle and oil pumping device described at least one it Between pass through oil pipe be connected to.
Further, the oil pumping device is fixedly connected with speed changer bottom shell inner wall.
Further, the oil pipe is solid pipe.
Further, the oil pipe is close to the setting of case of transmission inner wall.
Further, several branches are branched out from the main line of the oil pipe, the one end on the main line of the oil pipe with it is several Road connection, the other end on the main line of the oil pipe is connected to the output end of oil pumping device, several branches of the oil pipe it is another End is connected to shift fork axle respectively.
The application method of the utility model is to be mounted on the oil pumping device of speed changer bottom shell inner wall for speed changer bottom Lubricating oil be pumped into inside main tank shift fork axle and odd-side shift fork axle by oil pipe, lubricating oil is dialled by main tank shift fork axle and odd-side The oil groove opened up on fork shaft is ejected on the gear and friction pair of oil groove face.
Compared with prior art, the utility model has the following beneficial effects:
The lubricating oil of speed changer bottom is passed through oil pipe using the oil pumping device for being mounted on speed changer bottom by the utility model It is pumped into inside the cavity of shift fork axle, if offering dry sump, oil groove and shift fork axle cavity close to the side of gear in shift fork axle Connection, each oil groove positions are answered with the gear mesh immediately below it, and then lubricating oil is ejected into and face below oil groove from oil groove Each gear and main friction pair on.The utility model opens up several and bottom cog face oil in shift fork axle Lubricating oil can be ejected into each gear and main friction pairs by slot, it is ensured that comprehensive lubrication of speed changer, even if becoming Under severe operating conditions, the lubrication needs of speed changer also may be implemented in fast device;Meanwhile oil pipe being directly connected to and opens up oil In the shift fork axle of slot, the space of gearbox is effectively saved, meets the design requirement of gearbox lightness and miniaturization.
Further, the utility model offers cylindrical hole in shift fork axle centered on its axis, such good Place is that through-hole is opened up centered on axis, can both guarantee the uniform force of shift fork axle, and through-hole again can will be in lubricating oil Impurity discharge prevents from blocking the oilhole of shift fork axle, even if there is impurity to block the oilhole of shift fork axle, also facilitate tamper is clear It removes.
Further, the oil pipe of the utility model can thus may be used with more main tank shift fork axles and odd-side shift fork axis connection With the different demands according to different speed changers to degree of lubrication, oil pipe and main tank shift fork axle and odd-side shift fork can be increased or decreased The connection quantity of axis, both can guarantee the lubrication needs for meeting speed changer, for do not need lubrication component, and be avoided that it is unnecessary Lubrication, save lubricating oil, save speed changer space.
Further, the oil groove in the utility model shift fork axle is provided with the side close to gear, and with below shift fork axle The setting of gear face, lubricating oil may be implemented to the accurate injection of transmission gear lubrication.
Further, the oil pipe of the utility model is solid pipe, and convenient for the location and installation inside gearbox, oil pipe is close to become Fast device inner walls setting, saves the inner space of speed changer, meets the design requirement of gearbox lightness and miniaturization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model transmission lubrication system;
Fig. 2 is the cross-sectional view of shift fork axle in axial direction.
Wherein: 1, shift fork axle;101, main tank shift fork axle;102, odd-side shift fork axle;2, odd-side shift fork axle;3, oil pipe;4, it pumps Oily device;5, oil groove.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the utility model is described in further detail:
As depicted in figs. 1 and 2, a kind of transmission lubrication system structure, including oil pumping device 4, oil pipe 3, one end of oil pipe 3 Connect with the output end of oil pumping device 4, the other end with it is internal be that the shift fork axle 1 of cavity structure is connect, i.e. oil pipe 3 is by shift fork axle 1 It is connected to oil pumping device 4, circulation of the lubricating oil in gearbox thus may be implemented.Because lubricating oil is in the bottom of speed changer, So oil pumping device 4 to be mounted on to the bottom shell inner wall of speed changer, for pumping lubricating oil to lubricating system.Preferably, it dials The internal cavities of fork shaft 1 open up cylindrical through-hole, through-hole aperture size along the axis direction of shift fork axle 1 using axle center as the center of circle Match with the caliber of oil pipe 3, oil pipe 3 usually selects metal tube, and oil pipe 3 is close to the setting of case of transmission inner wall, according to speed change One end of oil pipe 3 can be inserted into the through-hole of shift fork axle 1 in this way, and then oil pumping device 4 is pumped by device internal structure bending and molding The lubricating oil sent is transported to the inside of shift fork axle 1 by oil pipe 3;If in addition, the side in shift fork axle 1 close to gear offers Dry sump 5, and oil groove 5 is opened up in the position with gear face, it is such be provided be conducive to by the lubricating oil inside shift fork axle 1 from It after oil groove 5 ejects, can guarantee that lubricating oil is ejected into each gear and main friction pairs, realize to the complete of speed changer Face lubrication.
Because speed changer has more shift fork axles 1, including main tank shift fork axle 101 and odd-side shift fork axle 102, different speed changers The quantity of shift fork axle 1 is also different, and different speed changers also has nothing in common with each other to the actual demand of lubrication.Oil pipe 3 is from oil pumping device 4 Output end is a main line connection, and when close to shift fork axle 1, the main line of oil pipe 3 is just branched into and the comparable branch of 1 quantity of shift fork axle Road binders pipe, a branch oil pipe are correspondingly connected with a shift fork axle 1.Therefore, according to the practical lubrication needs of speed changer, Ke Yixuan The connecting oil pipe 3 with corresponding main tank shift fork axle 101 and odd-side shift fork axle 102 of selecting property, in this way can be targetedly to change Fast device needs the position lubricated to be lubricated comprehensively.
In conclusion a kind of application method of the utility model are as follows: be mounted on the pump oil dress of speed changer bottom shell inner wall It sets 4 to be pumped into the lubricating oil of speed changer bottom inside main tank shift fork axle 101 and odd-side shift fork axle 102 by oil pipe 3, lubricating oil It is ejected on the gear and friction pair of 5 face of oil groove by the oil groove 5 opened up in main tank shift fork axle 101 and odd-side shift fork axle 102.

Claims (7)

1. a kind of transmission lubrication system structure, it is characterised in that: including oil pumping device (4) and oil pipe (3), the oil pipe (3) One end be connected to one end of shift fork axle (1) with cavity structure, the other end of oil pipe (3) and the output of oil pumping device (4) End is connected to, and offers several oil grooves (5) being connected to cavity on the shift fork axle (1);
The oil groove (5) is provided with the side on shift fork axle (1) close to gear, and the tooth immediately below oil groove (5) and shift fork axle (1) Wheel corresponds.
2. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the shift fork axle (1) is with it Cylindrical hole is offered centered on axis.
3. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the shift fork axle (1) includes Main tank shift fork axle (101) and odd-side shift fork axle (102), main tank shift fork axle (101) described at least one are defeated with oil pumping device (4) It is connected between outlet by oil pipe (3), described at least one between odd-side shift fork axle (102) and the output end of oil pumping device (4) It is connected to by oil pipe (3).
4. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the oil pumping device (4) with Speed changer bottom shell inner wall is fixedly connected.
5. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the oil pipe (3) is solid Pipe.
6. a kind of transmission lubrication system structure according to claim 5, it is characterised in that: the oil pipe (3) is close to become Fast device inner walls setting.
7. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: from the dry of the oil pipe (3) Road branches out several branches, and the one end on the main line of the oil pipe (3) is connected to several branches, the main line of the oil pipe (3) it is another One end is connected to the output end of oil pumping device (4), and the other end of several branches of the oil pipe (3) connects with shift fork axle (1) respectively It is logical.
CN201821622640.6U 2018-09-30 2018-09-30 A kind of transmission lubrication system structure Active CN209414581U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821622640.6U CN209414581U (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821622640.6U CN209414581U (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure

Publications (1)

Publication Number Publication Date
CN209414581U true CN209414581U (en) 2019-09-20

Family

ID=67932327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821622640.6U Active CN209414581U (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure

Country Status (1)

Country Link
CN (1) CN209414581U (en)

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