CN209184406U - Power takeoff generator after a kind of integrated form - Google Patents
Power takeoff generator after a kind of integrated form Download PDFInfo
- Publication number
- CN209184406U CN209184406U CN201821990435.5U CN201821990435U CN209184406U CN 209184406 U CN209184406 U CN 209184406U CN 201821990435 U CN201821990435 U CN 201821990435U CN 209184406 U CN209184406 U CN 209184406U
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- power takeoff
- generator
- power
- gear
- integrated form
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Abstract
The utility model discloses power takeoff generator after a kind of integrated form, power takeoff generator is used to be mounted on the rear end of engine after integrated form, and power takeoff generator includes engine block and the power takeoff ontology that is integrated on engine block after integrated form；Engine block includes generator housing and generator input shaft, and power takeoff ontology includes power takeoff shell and power take-off gear, and power take-off gear is located at the outside of power takeoff shell and is rotatablely connected with power takeoff shell；Power takeoff shell is fixedly connected with generator housing, and power take-off gear and generator input shaft are sequentially connected, and power take-off gear is used for from the room power taking of engine backgear.The preceding power taking of an original generator is become to reduce motor front-end wheel system arrangement from engine rear end power taking, improving reliability, the safety of transmission efficiency and engine by the utility model.
Description
Technical field
The utility model belongs to technical field of engines, sends out more particularly, to power taking after a kind of integrated form for engine
Motor.
Background technique
Electricity consumption with the rapid growth of automobile market and being continuously increased for vehicle-mounted electrical equipment, in terms of automotive electronics
Also higher and higher, in order to meet the needs of vehicle-mounted electrical equipment, needs to increase the quantity of generator or improve the output of generator
Power.
As shown in Figure 1, current generator is generally disposed at the front end of engine, using the crankshaft skin of 1 of automobile engine
Mechanical kinetic energy is passed to generator by double belt as power source, crank pulley 1 by belt wheel 2, and generator 3 will transmit
The mechanical energy come is converted into electric energy, to meet the needs of vehicle-mounted electrical equipment.Due to belt transmission it cannot be guaranteed that accurate transmission
Than transmission efficiency is low, and the maximum power that single generator 3 can be provided is smaller, in order to meet the needs of vehicle-mounted electrical equipment, leads to
Three generators 3 often are installed in the front end of engine, but three generators 3 are arranged on the front end wheel train of engine and are more stranded
Difficulty keeps the limited space of script narrower, affects the arrangement installation of vehicle.And three generators 3 pass through a Double-skin
Band driving, belt life is shorter once belt is broken, and three generators 3 are simultaneously stopped work, it will cause unnecessary
Security risk.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, technical problem to be solved by the utility model is to provide
Power takeoff generator after a kind of integrated form can reduce motor front-end wheel system arrangement, improve transmission efficiency and engine reliability,
Safety.
Power takeoff generation unit after a kind of in order to solve the above technical problems, the technical scheme adopted by the utility model is: integrated form
Machine, power takeoff generator is used to be mounted on the rear end of engine after the integrated form, and power takeoff generator includes hair after the integrated form
Motor body and the power takeoff ontology being integrated on the engine block.
The engine block includes generator housing and generator input shaft, and the power takeoff ontology includes auxiliary-drive casing
Body and power take-off gear, the power take-off gear are located at the outside of the power takeoff shell and connect with the power takeoff housing into rotation
It connects；The power takeoff shell is fixedly connected with the generator housing, and the power take-off gear and the generator input shaft are driven
Connection, the power take-off gear are used for the backgear room power taking from the engine.
In the above-mentioned technical solutions, it is preferred that power takeoff output shaft, the power taking have been wholely set on the power take-off gear
In in the auxiliary-drive casing body, the power takeoff output shaft and the generator input shaft are connected the rotational installation of device output shaft using key
It connects.
In the above-mentioned technical solutions, it is preferred that the generator input shaft protrude into the auxiliary-drive casing body and with institute
Power takeoff output shaft is stated using key connection.
In the above-mentioned technical solutions, it is preferred that power takeoff output shaft, the power taking have been wholely set on the power take-off gear
Device output shaft is rotatablely installed in the auxiliary-drive casing body, and the power takeoff output shaft end is fixedly installed with power takeoff output gear
Wheel, generator input shaft end are fixedly installed with generator input gear, the power takeoff output gear and the power generation
Machine input gear engaged transmission.
In the above-mentioned technical solutions, it is preferred that power takeoff generator is fixedly installed in the engine after the integrated form
On bell housing, the bell housing is equipped with connecting hole, the power take-off gear protruded into the backgear room by the connecting hole and
With the crankshaft timing gear engaged transmission in the backgear room.
In the above-mentioned technical solutions, it is preferred that the power take-off gear is helical gear.
In the above-mentioned technical solutions, it is preferred that the support power takeoff output shaft is installed in the auxiliary-drive casing body
Bearing.
After above-mentioned technical proposal, the beneficial effects of the utility model are:
The utility model changes power taking mode (the preceding power taking, i.e., from motor head of existing generator on the engine
The belt pulley power taking of crankshaft).Power takeoff generator after integrated form is fixedly mounted on engine rear end, power takeoff shell and generator
Shell cooperation is fixedly connected, and power take-off gear and generator input shaft are sequentially connected, and power take-off gear is used for from engine backgear room
Power taking；Motor front-end wheel system arrangement can be reduced by being mounted on engine rear end, be conducive to the arrangement installation of vehicle；This is integrated simultaneously
The power resources of power takeoff generator are the indoor gears of backgear after formula, power taking and are transmitted power after being carried out using gear drive
To generator input shaft；The transmission ratio of gear transmission structure is stablized, and transmission efficiency is high, and compact-sized and reliable operation uses the longevity
Life length；Be conducive to improve engine reliability and safety.
Detailed description of the invention
Fig. 1 is the motor head structural schematic diagram in the prior art for being disposed with generator；
Fig. 2 is the engine rear end structural schematic diagram of power takeoff generator after being disposed with the utility model integrated form；
Fig. 3 be in Fig. 2 after integrated form after power takeoff generator power taking usage state diagram；
Fig. 4 is the cross-sectional view of power takeoff generator after integrated form in Fig. 3；
In figure: 1- engine, 2- crank pulley, 3- generator, power takeoff generator after 4- integrated form, 41- generator sheet
Body, 411- generator housing, 412- generator input shaft, 42- power takeoff ontology, 421- power takeoff shell, 4211- deep-groove ball axis
It holds, 4212- cylinder roller bearing, 422- power take-off gear, 423- power takeoff output shaft, 5- bell housing, 6- crankshaft timing gear, 7-
Crankshaft, 8- crankshaft toothed wheel.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The embodiment of utility model is described in detail.
Embodiment one:
As Fig. 2 and Fig. 3 jointly shown in, power takeoff generator 4 is fixedly installed on the bell housing 5 of engine 1 after integrated form, collection
Power takeoff generator 4 includes engine block 41 and the power takeoff ontology 42 being integrated on engine block 41 after an accepted way of doing sth.
Engine block 41 includes generator housing 411 and generator input shaft 412, and power takeoff ontology 42 includes power takeoff
Shell 421 and power take-off gear 422, power take-off gear 422 be located at the outside of power takeoff shell 421 and with 421 turns of power takeoff shell
Dynamic connection；Power takeoff shell 421 be fixedly connected with generator housing 411 (for the ease of achieving a fixed connection, generator housing
411 connection ends need to be adapted with the connection end of power takeoff shell 421, such as it is convex that generator housing 411, which connects end,
Portion is easy to implement and is fixedly connected then the connection end of corresponding power takeoff shell 421 is then the recess portion being adapted to therewith), power taking
Gear 422 and generator input shaft 412 are sequentially connected, power take-off gear 422 be used for from the backgear room of engine 1 (bell housing 5 with
The cavity of the receiving gear surrounded between body) power taking.
The bell housing 5 of engine 1 is equipped with connecting hole, and power take-off gear 422 is protruded into the backgear at 5 back of bell housing by connecting hole
In room and with 6 engaged transmission of crankshaft timing gear in backgear room, power taking after progress.Power take-off gear 422 is helical gear, is had
Conducive to noise is reduced, gear drive power taking, transmission efficiency is high, reliable operation.In addition to this, pre- based on backgear chamber inner space
Show mercy condition, power take-off gear 422 can also be with other gears engaged transmission, after the completion power taking.
As shown in figure 4, power takeoff output shaft 423 has been wholely set on power take-off gear 422, installation in power takeoff shell 421
There is the bearing of support power takeoff output shaft 423, there are two bearings, is deep groove ball bearing 4211 and cylinder roller bearing respectively
4212, by two bearings, by the rotational installation of power takeoff output shaft 423 in power takeoff shell 421, generator input shaft 412
It protrudes into power takeoff shell 421 and with power takeoff output shaft 423 using key connection.423 one end of power takeoff output shaft is hollow
Shaft part, the hollow shaft section offer keyway, equally offer 412 one end of generator input shaft insertion power takeoff output shaft of keyway
423 hollow shaft sections are connected using flat key, realize the transmitting of torque.Or 423 one end of power takeoff output shaft is spline nested structure, hair
412 one end of motor input shaft is spline shaft structure, and 412 one end of generator input shaft is embedded in 423 one end of power takeoff output shaft and realizes
Spline connection, realizes the transmitting of torque.
Embodiment two:
Embodiment two and the structure of embodiment one are essentially identical, and difference place is, power take-off gear 422 and generator input
The mode that axis 412 is sequentially connected is different, and only its difference is described in detail below.
It has been wholely set power takeoff output shaft 423 on power take-off gear 422, support power taking is installed in power takeoff shell 421
The bearing of device output shaft 423, there are two bearings, is deep groove ball bearing 4211 and cylinder roller bearing 4212 respectively, by two
Power takeoff output shaft 423 is rotatablely installed in power takeoff shell 421 by bearing, and 423 end of power takeoff output shaft is fixedly installed with
Power takeoff output gear, 412 end of generator input shaft are fixedly installed with generator input gear, power takeoff output gear and hair
Motor input gear engaged transmission, considers space limitation, and power takeoff output gear can be to nibble in gear with generator input gear
Drive mechanism is closed, internal gear transmission structure is those of ordinary skill in the art's customary means, and this will not be repeated here.
To sum up, power takeoff generator 4 is installed on 1 rear end of engine after integrated form, reduces dynamo belt and bracket, is conducive to
1 front end wheel train of engine arrangement；And it is mounted directly and engine failure rate on engine 1, can also be reduced, furthermore taken after integrated form
Power generator 4 is compact-sized, facilitates the arrangement installation of vehicle.
For truck, in the case that vehicle electricity consumption is few, a generator 1 can be met the requirements, only with rear power taking
Formula generator 4 can be met the requirements.
1 problem of multiple generator is used for car, it is possible to reduce one layer of train, one uses rear power takeoff generator 4, in addition
One or two uses the primary motor 3 of front end wheel train belt transmission；In addition bigger integrated of an output power can be matched
Power takeoff generator 4 meets user demand after formula.
Power takeoff generator 4 will be used for the matched engine of commercial vehicle after integrated form, be adapted to passenger train, recreational vehicle, group
The cars vehicle such as vehicle, bus；It can effectively improve the market adaptability of product, reduce complete vehicle fault rate, it is whole to promote car
Quality, especially comfort, safety indexes.
The main improvement of the utility model does not lie in generator structure, and generator structure is the prior art,
This will not be repeated here.
The above is the preferred embodiment of the utility model, is not intended to limit the utility model, all in this reality
With any modification made within novel spirit and principle, etc. after same integrated form power takeoff generator and control method change
Into should be included in the protection scope of the utility model.
Claims (7)
1. power takeoff generator after a kind of integrated form, which is characterized in that power takeoff generator starts for being mounted on after the integrated form
The rear end of machine, power takeoff generator includes engine block and the power takeoff that is integrated on the engine block after the integrated form
Ontology；
The engine block includes generator housing and generator input shaft, the power takeoff ontology include power takeoff shell and
Power take-off gear, the power take-off gear are located at the outside of the power takeoff shell and are rotatablely connected with the power takeoff shell；Institute
Power takeoff shell to be stated to be fixedly connected with the generator housing, the power take-off gear and the generator input shaft are sequentially connected,
The power take-off gear is used for the backgear room power taking from the engine.
2. power takeoff generator after integrated form as described in claim 1, which is characterized in that be wholely set on the power take-off gear
Power takeoff output shaft, power takeoff output shaft rotational installation is in the auxiliary-drive casing body, the power takeoff output shaft and institute
Generator input shaft is stated using key connection.
3. power takeoff generator after integrated form as claimed in claim 2, which is characterized in that the generator input shaft protrudes into described
Using key connection in auxiliary-drive casing body and with the power takeoff output shaft.
4. power takeoff generator after integrated form as described in claim 1, which is characterized in that be wholely set on the power take-off gear
Power takeoff output shaft, power takeoff output shaft rotational installation is in the auxiliary-drive casing body, the power takeoff output shaft end
It is fixedly installed with power takeoff output gear, generator input shaft end is fixedly installed with generator input gear, described to take
Power device output gear and generator input gear engaged transmission.
5. power takeoff generator after integrated form according to any one of claims 1 to 4, which is characterized in that after the integrated form
Power takeoff generator is fixedly installed on the bell housing of the engine, the bell housing be equipped with connecting hole, the power take-off gear by
The connecting hole protrude into the backgear room and with the crankshaft timing gear engaged transmission in the backgear room.
6. power takeoff generator after integrated form as claimed in claim 5, which is characterized in that the power take-off gear is helical gear.
7. power takeoff generator after integrated form as claimed in claim 6, which is characterized in that be equipped with branch in the auxiliary-drive casing body
Support the bearing of the power takeoff output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990435.5U CN209184406U (en) | 2018-11-29 | 2018-11-29 | Power takeoff generator after a kind of integrated form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990435.5U CN209184406U (en) | 2018-11-29 | 2018-11-29 | Power takeoff generator after a kind of integrated form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209184406U true CN209184406U (en) | 2019-07-30 |
Family
ID=67374886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821990435.5U Active CN209184406U (en) | 2018-11-29 | 2018-11-29 | Power takeoff generator after a kind of integrated form |
Country Status (1)
| Country | Link |
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| CN (1) | CN209184406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594385A (en) * | 2020-12-01 | 2021-04-02 | 潍柴动力股份有限公司 | Rear power take-off assembly, engineering vehicle and control method of engineering vehicle |
-
2018
- 2018-11-29 CN CN201821990435.5U patent/CN209184406U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594385A (en) * | 2020-12-01 | 2021-04-02 | 潍柴动力股份有限公司 | Rear power take-off assembly, engineering vehicle and control method of engineering vehicle |
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