CN205401606U - Power structure is got to engine multiple spot - Google Patents

Abstract

The utility model discloses a power structure is got to engine multiple spot, include: the bell housing, it is located on the engine, be equipped with four PTO mouths on the bell housing, these four PTO mouths divide into first, second, third and fourth PTO mouth, and four PTO axles, it is divided into first, second, third and fourth PTO axle, and in a PTO mouth, fourth PTO mouth were located through antifriction bearing respectively with coaxial mode to a PTO axle and fourth PTO axle, the 2nd PTO axle and the 3rd PTO axle were located in the 2nd PTO mouth, the 3rd PTO mouth respectively through antifriction bearing, wherein, the 2nd PTO axle passes through the big lazy gear connection of gear and engine, and the 3rd PTO axle passes through the camshaft gear connection of gear and engine, and a PTO axle passes through the gear connection of gear and the 2nd PTO axle. This structure can be overcome and adopts the transfer case to have the poor shortcoming of structure suitability as a plurality of power take off end of engine with rearmounted gear room engine.

Description

Electromotor multiple spot power taking structure

Technical field

This utility model relates to engine art, particularly to a kind of electromotor multiple spot power taking structure.

Background technology

Electromotor PTO applies widely in commercial car, engineering machinery field.PTO refers to that electromotor exports the device of power to the equipment beyond automobile running system, and the rotating mechanism of the transfer cask of such as concrete mixing and transporting car, the hoisting mechanism of bulldozer perching knife, hydraulic speed-changing, steering mechanism etc. are required for PTO and provide power.General electromotor is all only one of which PTO output port, but the power taking port of 3～4 PTO is needed in engineering machinery such as bull-dozers, therefore general car load factory is required for one special auxiliary box structure of self-control to meet the output demand of multiple spot PTO, and this transfer case is when electromotor fills car load, by car load, factory installs to engine rear end transfer case, relates to the installation of the parts such as oil sealing, flywheel, starter.But car load factory goes to install the parts such as oil sealing, flywheel, starter all without special production line; often cause oil sealing leakage of oil; bolt of flywheel fracture etc. because of assembly technology not to the fault caused; after-sale service is brought a lot of loss; so this kind of auxiliary box structure is only applicable to the structure that engine gear case is preposition; for the gear chamber post-modifier of present main flow, but there is physical fit poor, problem that even cannot be supporting.

It addition, the many a set of gear trains being specifically designed to transmission PTO of auxiliary box structure, cost is higher.It is disclosed in the information of this background section and is merely intended to increase the understanding to general background of the present utility model, and be not construed as admitting or imply in any form that this information structure is for prior art that persons skilled in the art are known.

Utility model content

The purpose of this utility model is in that to provide a kind of electromotor multiple spot power taking structure, adopts transfer case to there is, with rear gear chamber engine, the shortcoming that physical fit is poor as multiple clutch ends of electromotor thus overcoming.

For achieving the above object, this utility model provides a kind of electromotor multiple spot power taking structure, this electromotor includes: crankshaft toothed wheel, the big idle gear being connected with described crankshaft toothed wheel, and the cam shaft gear being connected with described big idle gear, this electromotor multiple spot power taking structure includes: bell housing, it is located on electromotor；Four PTO mouths, four described PTO mouths are located on described bell housing, and these four PTO mouths are divided into a PTO mouth, the 2nd PTO mouth, the 3rd PTO mouth and the 4th PTO mouth；And four PTO shaft, it is divided into the first PTO shaft, the second PTO shaft, the 3rd PTO shaft and the 4th PTO shaft, described first PTO shaft and described 4th PTO shaft are respectively arranged in a described PTO mouth, the 4th PTO mouth by rolling bearing in coaxial fashion, and described second PTO shaft and described 3rd PTO shaft are respectively arranged in described 2nd PTO mouth, described 3rd PTO mouth by rolling bearing；Wherein, described second PTO shaft is connected with the big idle gear of described electromotor by gear, and described 3rd PTO shaft is connected with the cam shaft gear of described electromotor by gear, and described first PTO shaft is connected with the gear of described second PTO shaft by gear.

Preferably, in technique scheme, described first PTO shaft, described second PTO shaft, described 3rd PTO shaft and described 4th PTO shaft are provided with clutch end.

Preferably, in technique scheme, described clutch end is provided with spline housing.

Preferably, in technique scheme, described electromotor multiple spot power taking structure also includes organizing lubrication management more, and described many group lubrication managements are respectively connecting to support the rolling bearing of four PTO shaft.

Compared with prior art, this utility model has the advantages that

1. four PTO mouths of the present utility model are integrated on the bell housing of electromotor, once assembled by engine works, car load factory need not carry out mounting or dismounting again to install auxiliary box structure, it is effectively guaranteed assembling quality conformance, decrease car load part, reduce integral vehicle cost, and the gear train of PTO shaft is set to one with rear engine gear train, effectively solve the shortcoming that existing main flow rear gear chamber engine is poor with transfer case matching.

2. this utility model by lubricant passage way to rolling bearing forced feed lubrication, it is ensured that rolling bearing dispels the heat in time and lubricates.

Accompanying drawing explanation

Fig. 1 is the front view according to this utility model electromotor multiple spot power taking structure.

Fig. 2 is the rearview according to this utility model electromotor multiple spot power taking structure.

Fig. 3 is the shaft side figure according to this utility model electromotor multiple spot power taking structure.

Fig. 4 is to sectional view according to A-A in this utility model Fig. 1.

Fig. 5 is to sectional view according to B-B in this utility model Fig. 1.

Main Reference Numerals illustrates:

1-electromotor, 2-bell housing, 3-the oneth PTO mouth, 4-the 2nd PTO mouth, 5-the 3rd PTO mouth, 6-the 4th PTO mouth, 7-crankshaft toothed wheel, the big idle gear of 8-, 9-cam shaft gear, 13-the first PTO shaft, 14-the 4th PTO shaft, 15-gear, 16-rolling bearing, 17-spline housing, 18-the 3rd PTO shaft, 19-bearing cap.

Detailed description of the invention

Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail, it is to be understood that protection domain of the present utility model is not by the restriction of detailed description of the invention.

Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or its conversion will be understood to comprise the element or ingredient stated at such as " comprising " or " including " etc., and does not get rid of other element or other ingredient.

Fig. 1 to Fig. 5 shows the structural representation of the electromotor multiple spot power taking structure according to this utility model preferred implementation.As shown in Figure 1 to Figure 3, this electromotor multiple spot power taking structure includes: 2, four PTO mouths of bell housing, four PTO shaft and lubrication management 10,11,12；Bell housing 2 is located on electromotor 1, and this electromotor 1 includes: crankshaft toothed wheel 7, the big idle gear 8 being connected with crankshaft toothed wheel 7, and the cam shaft gear 9 being connected with big idle gear 8；Four PTO mouths are located on bell housing 2 can meet the demand of 4 PTO power takings simultaneously, and these four PTO mouths are divided into PTO mouth the 3, the 2nd PTO mouth the 4, the 3rd PTO mouth 5 and a 4th PTO mouth 6, and wherein a PTO mouth 3 and the 4th PTO mouth 6 are for being coaxially disposed；Four PTO shaft are divided into the first PTO shaft 13, second PTO shaft, 3rd PTO shaft 18 and the 4th PTO shaft 14, first PTO shaft 13 and the 4th PTO shaft 14 are respectively arranged on a PTO mouth 3 in coaxial fashion by rolling bearing 16, in 4th PTO mouth 6, as shown in Figure 4, first PTO shaft 13 and the 4th PTO shaft 14 can be integrally molded so as a PTO shaft, the two ends of one-body molded PTO shaft are respectively provided at a PTO mouth 3 by rolling bearing 16, in 4th PTO mouth 6, transmission is supported by rolling bearing 16, reliability is high, and using the two ends of this one-body molded PTO shaft as clutch end, clutch end place carries out moment of torsion output by the mode of spline housing 17, using spline housing 17 as power taking point；The two ends of the second PTO shaft and the 3rd PTO shaft 18 are respectively arranged in the 2nd PTO mouth the 4, the 3rd PTO mouth 5 by rolling bearing 16, wherein, Fig. 5 illustrates the concrete structure figure in this embodiment the 3rd PTO mouth 5, the 3rd PTO mouth 5 space is constituted by bell housing 2 and bearing cap 19, the two ends of the 3rd PTO shaft 18 are located in PTO mouth space by rolling bearing 16, and the clutch end of the 3rd PTO shaft 18 is provided with spline housing 17 as clutch end；Further, the second PTO shaft also is provided with clutch end equally, and clutch end sets spline housing equally as power taking point；Wherein, second PTO shaft is connected with the big idle gear 8 of electromotor 1 by gear, 3rd PTO shaft 18 is connected with the cam shaft gear 9 of electromotor 1 by gear 15, first PTO shaft 13 is connected with the gear of the second PTO shaft by gear 15, during electromotor 1 transmission, big idle gear 8 is driven by crankshaft toothed wheel 7, big idle gear 8 drives cam shaft gear 9, cam shaft gear 9 drives the 3rd PTO shaft 18, big idle gear 8 drives the second PTO shaft, second PTO shaft drives the first PTO shaft 13, because a PTO mouth 3 and the 4th PTO mouth 6 are coaxial, so the 4th PTO shaft 14 is also driven by the second PTO shaft simultaneously.Above-mentioned electromotor multiple spot PTO power taking structure, can meet 4 power takeoffs simultaneously, solves the engineering machinery of the equipment requirements multiple spot PTO outputs such as bull-dozer.The output gear of 4 PTO and engine at extreme rear gear train are in same gear chamber simultaneously, solve a supporting difficult problem for the engine structure of now popular rear gear chamber.This PTO structure is taken out of well by engine assembly, eliminates the mounting or dismounting of car load factory, meets quality conformance, adds this PTO structure assembly on flywheel shell of engine, it is not necessary to car load factory makees transfer case again, has effectively saved integral vehicle cost.

With continued reference to Fig. 3, in order to dispel the heat timely to four PTO mouths and lubricate, adopt lubricant passage way to rolling bearing forced feed lubrication, to ensure that rolling bearing dispels the heat in time and lubricates, this lubricant passage way is lubrication management, lubrication management be divided into three group 10,11,12, first group of 10 rolling bearing 16 being connected to support the first PTO shaft 13 and the 4th PTO shaft 14, it is connected to support the rolling bearing of the second PTO shaft for second group 11, the 3rd group of 12 rolling bearing 16 being connected to support the 3rd PTO shaft 18.

The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These describe and are not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned instruction, it is possible to carry out much changing and change.Purpose exemplary embodiment selected and describe is in that to explain certain principles of the present utility model and practical application thereof, so that those skilled in the art is capable of and utilizes various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to be limited by claims and equivalents thereof.

Claims (4)

1. an electromotor multiple spot power taking structure, wherein electromotor includes: big idle gear that crankshaft toothed wheel is connected with described crankshaft toothed wheel and the cam shaft gear being connected with described big idle gear, it is characterised in that described electromotor multiple spot power taking structure includes:

Bell housing, it is located on described electromotor；

Four PTO mouths, four described PTO mouths are located on described bell housing, and these four PTO mouths are divided into a PTO mouth, the 2nd PTO mouth, the 3rd PTO mouth and the 4th PTO mouth；And

Four PTO shaft, it is divided into the first PTO shaft, the second PTO shaft, the 3rd PTO shaft and the 4th PTO shaft, described first PTO shaft and described 4th PTO shaft are respectively arranged in a described PTO mouth, the 4th PTO mouth by rolling bearing in coaxial fashion, and described second PTO shaft and described 3rd PTO shaft are respectively arranged in described 2nd PTO mouth, described 3rd PTO mouth by rolling bearing；

Wherein, described second PTO shaft is connected with the big idle gear of described electromotor by gear, and described 3rd PTO shaft is connected with the cam shaft gear of described electromotor by gear, and described first PTO shaft is connected with the gear of described second PTO shaft by gear.

2. electromotor multiple spot power taking structure according to claim 1, it is characterised in that described first PTO shaft, described second PTO shaft, described 3rd PTO shaft and described 4th PTO shaft are provided with clutch end.

3. electromotor multiple spot power taking structure according to claim 2, it is characterised in that described clutch end is provided with spline housing.

4. electromotor multiple spot power taking structure according to claim 1, it is characterised in that described electromotor multiple spot power taking structure also includes organizing lubrication management more, and described many group lubrication managements are respectively connecting to support the rolling bearing of four PTO shaft.