CN208021165U - Power assembly and vehicle with it - Google Patents

Abstract

The utility model discloses a kind of power assembly and with its vehicle, power assembly includes：Speed changer, speed changer include mission case and transmissions body, and transmissions body has gear；Motor, motor include motor case body and motor body, and motor case body is integrated into a total babinet with mission case, and motor body and transmissions body are located in header tank body and are sequentially connected, and total babinet has babinet detection hole；Velocity sensor, velocity sensor is configured to be adapted to detect for the rotating speed of speed changer, velocity sensor has the induction part being connected to each other and signal section, induction part is connected with fixing lug boss, fixing lug boss is connect with total babinet induction part is fixed on total babinet, and the outer periphery that the inductive probe of induction part passes through babinet detection hole to stretch into header tank body and adjacent to gear is arranged.Reliable according to the power assembly sound construction of the utility model embodiment, velocity measuring is more accurate, and compact-sized.

Description

Power assembly and vehicle with it

Technical field

The utility model is related to technical field of vehicle, more particularly, to a kind of power assembly and with its vehicle.

Background technology

In the related art, the velocity sensor mounting structure of the power assembly system of electric vehicle is insecure, is easy hair Raw vibration or the accuracy of detection for loosening and reducing velocity sensor.And controller is mounted on vehicle frame, overall to occupy vehicle Space is larger, vehicle assembly space cannot be effectively utilized, and controller is mounted on above motor and gearbox, in height It cannot be satisfied the requirement of vehicle postposition driving.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries Go out a kind of power assembly, it is more accurate that the power assembly installs relatively reliable and velocity measuring.

The utility model also proposed a kind of vehicle with above-mentioned power assembly.

According to the power assembly of the utility model embodiment, including：Speed changer, the speed changer include mission case and Transmissions body, the transmissions body have gear；Motor, the motor include motor case body and motor body, the electricity Box body is integrated into a total babinet with the mission case, and the motor body and the transmissions body are located at described total It in babinet and is sequentially connected, total babinet has babinet detection hole；Velocity sensor, the velocity sensor are configured to fit In the rotating speed for detecting the speed changer, the velocity sensor has the induction part being connected to each other and signal section, the induction part It is connected with fixing lug boss, the fixing lug boss is connect with total babinet the induction part is fixed on total babinet, institute The inductive probe for stating induction part passes through the babinet detection hole to stretch into the header tank body and set adjacent to the outer periphery of the gear It sets.

Reliable according to the power assembly sound construction of the utility model embodiment, velocity measuring is more accurate, and structure compared with It is compact.

In addition, can also have following additional technical characteristic according to the power assembly of the utility model above-described embodiment：

According to the power assembly of the utility model one embodiment, the fixing lug boss has mounting hole, the fixation convex Platform is connect by stretching into the threaded fastener in the mounting hole with total babinet.

Further, the cross section of the fixing lug boss is formed as strip, and the mounting hole is set to the fixing lug boss One end, the other end of the fixing lug boss is equipped with pilot hole, and the induction part is threaded through in the pilot hole.

Further, kidney ellipsoid is in the cross section of the fixing lug boss and the width of one end equipped with the mounting hole is less than The width of one end equipped with the pilot hole.

Some embodiments according to the present utility model, total babinet are equipped with installation base, and the installation base has peace Hole and installation detection hole are filled, the mounting hole is corresponding with the mounting hole position, and the installation detection hole is detected with the babinet Hole site corresponds to, and the threaded fastener is threaded through in the mounting hole and the mounting hole so that the fixing lug boss to be fixed on The installation base, the inductive probe sequentially passes through the installation detection hole and the babinet detection hole stretches into total babinet It is interior.

Further, the inductive probe is spaced distance d between the crown of the gear and is met：0.5mm≤d≤ 1.5mm。

Further include according to the power assembly of the utility model embodiment：Controller, the controller are electrically connected with the motor It connects to control the motor work, the controller is installed on total babinet, and the signal section connects with the controller signals It connects.

Further, the controller is set to the outside of total babinet and the neighbouring motor body is arranged, the control Device processed is connect with the signal section by signal wire.

Further, the motor case body is connected to horizontal-extending generally L-shaped, the control with the mission case Device is located at the top of the motor case body and is at least connect with the motor case body, and the induction part is installed on the transmission case Body.

Further, the mission case includes babinet and speed changer rear box before speed changer, the controller connection The babinet before the motor case body and the speed changer, the induction part be set to described L-shaped one end and with after the speed changer Babinet connects, wherein babinet is integrated or the seperated part to be assemblied in integrated with the motor case body before the speed changer.

Vehicle according to the utility model embodiment includes the power assembly according to the utility model embodiment.

The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent, or recognized by the practice of the utility model.

Description of the drawings

The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment Become apparent and is readily appreciated that, wherein：

Fig. 1 is the vertical view according to the power assembly of the utility model embodiment；

Fig. 2 is the structural schematic diagram according to the power assembly of the utility model embodiment；

Fig. 3 is that Fig. 1 centre circles show enlarged structure schematic diagram at A；

Fig. 4 is the structural schematic diagram according to one angle of velocity sensor of the power assembly of the utility model embodiment；

Fig. 5 is the structural representation according to another angle of the velocity sensor of the power assembly of the utility model embodiment Figure；

Fig. 6 is sectional views of the Fig. 5 along direction shown in line B-B；

Fig. 7 is the structure of babinet before motor case body and speed changer according to the power assembly of the utility model one embodiment Schematic diagram；

Fig. 8 is the knot of babinet before motor case body and speed changer according to the power assembly of the utility model another embodiment Structure schematic diagram.

Reference numeral：

Power assembly 100；

Motor 10；Motor case body 11；

Speed changer 20；Mission case 21；Babinet 211 before speed changer；Speed changer rear box 212；Installation base 214；Peace Fill hole 215；Detection hole 216 is installed；Gear 22；

Controller 30；Velocity sensor 40；Induction part 41；Inductive probe 411；Signal section 42；Fixing lug boss 43；Mounting hole 431；Pilot hole 432；

Threaded fastener 50.

Specific implementation mode

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as new to this practicality The limitation of type, those skilled in the art can be to these in the case where not departing from the principles of the present invention and objective Embodiment carries out a variety of change, modification, replacement and modification, and the scope of the utility model is limited by claim and its equivalent.

In the description of the present invention, it should be understood that term " length ", " width ", " thickness ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right" is to be based on the orientation or positional relationship shown in the drawings, and is only The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.

Below with reference to Fig. 1-Fig. 8 descriptions according to the power assembly 100 of the utility model embodiment.

Referring to Fig.1 shown in-Fig. 6, may include according to the power assembly 100 of the utility model one embodiment：Motor 10, Speed changer 20 and velocity sensor 40.

Specifically, motor 10 may include motor case body 11 and motor body, and motor body stretches into motor case body In 11, speed changer 20 may include mission case 21 and transmissions body, and transmissions body stretches into mission case 21 It is interior.Motor case body 11 can be integrated into a total babinet with mission case 21, so that motor 10 and speed changer 20 are integrally disposed. Motor body and transmissions body can be located in header tank body and be sequentially connected, when speed changer 20 can the company of transmission with motor 10 It connects, speed changer 20 can will export after the rotating speed speed change of motor 10 as a result, so that vehicle can meet more duty requirements.

It should be noted that the drive mechanism of transmissions body and motor body is can for those skilled in the art With understanding, it be not described in detail herein.

In addition, velocity sensor 40 may include induction part 41 and signal section 42, induction part 41 and signal section 42 connect each other It connects.The inside of induction part 41 has the detecting elements such as magnet and circuit, can be detected to the rotating speed of speed changer 20, and will inspection It surveys result and is transferred to signal section 42, signal section 42 includes the elements such as power pins, output pin and grounding pin, can will be incuded The velocity information that portion 41 is detected is transmitted and output, and is connected to power supply and ground connection, so that velocity sensor 40 can work normally.

Induction part 41 can be connected with fixing lug boss 43, and fixing lug boss 43 can be connect with total babinet to fix induction part In total babinet, motor 10, speed changer 20 and velocity sensor 40 can be with three-in-one integrally disposed, and structure is compacter, and speed Degree 40 fixation of sensor is reliable, and can improve velocity sensor 40 itself vibration leads to the problem of accuracy of detection difference.

In addition, velocity sensor 40 is configured to that the rotating speed of speed changer 20 can be detected, in order to the defeated of speed changer 20 Go out rotating speed and carries out analysis and Control.Transmissions body can have gear 22, total babinet that can have babinet detection hole, induction part 41 Inductive probe 411 can be stretched into header tank body across babinet detection hole, and inductive probe 411 can neighbouring gear 22 it is outer Week is along setting.Inductive probe 411 and the position setting of gear 22 are more reasonable, are conducive to further increase velocity sensor 40 Accuracy of detection.

In the utility model further carries out example, integrally disposed power assembly 100, which can suspend, is set to vehicle It is interior, damping effect can be further functioned as, has great improvement result to the NVH performances of vehicle.

Solid and reliable, the speed according to 40 fixed structure of velocity sensor of the power assembly 100 of the utility model embodiment Detection is more accurate and compact-sized.

Some embodiments according to the present utility model, as shown in Figure 4-Figure 6, fixing lug boss 43 can have mounting hole 431, Threaded fastener 50 can stretch into mounting hole 431, to realize that the connection of fixing lug boss 43 and total babinet, connection structure are simply firm Gu.

Further, as shown in Figure 4 and Figure 6, the cross section of fixing lug boss 43 can be formed as strip, mounting hole 431 It can be set to one end of fixing lug boss 43, the other end of fixing lug boss 43 can be equipped with pilot hole 432, and induction part 41 can be worn In pilot hole 432.The surfacing of fixing lug boss 43 makes fixing lug boss 43 be assembled with induction part 41 and is more bonded, and speed passes The fixation of sensor 40 is more secured, is conducive to the vibration for reducing velocity sensor 40, improves the accuracy of detection of velocity sensor 40.

The utility model does not do particularity limitation to the shape of fixing lug boss 43, for example, in specific implementation as shown in Figure 5 In example, the cross section of fixing lug boss 43 can be kidney ellipsoid, and the width of one end equipped with mounting hole 431 of fixing lug boss 43 The width of one end equipped with pilot hole 432 of fixing lug boss 43 can be less than, the fixation of velocity sensor 40 not only may be implemented, but also The dosage that the raw material of fixing lug boss 43 can be reduced is conducive to cost-effective and simplifies product structure.

Certainly, the shape of the cross section of fixing lug boss 43 is not limited to kidney ellipsoid shown in Fig. 5, in the utility model In other embodiments, the cross section of fixing lug boss 43 can also be rectangle or both ends kidney ellipsoid etc. of same size, This is within the protection scope of the utility model.

In some embodiments of the utility model, as shown in figs 1 to 6, total babinet can be equipped with installation base 214, peace Mounting hole 215 and installation detection hole 216 can be had by filling boss 214.Wherein, mounting hole 215 is corresponding with 431 position of mounting hole, It is corresponding with babinet detection hole site that detection hole 216 is installed, threaded fastener 50 can be threaded through mounting hole 431 and mounting hole 215 Interior, inductive probe 411 can sequentially pass through installation detection hole 216 and babinet detection hole and stretch into header tank body, with to gear 22 Rotating speed be detected.

Installation base 214 has certain thickness, can increase 50 connection speed sensor 40 of threaded fastener and total babinet Connection length, connection it is more solid and reliable.Also, it by 50 connection speed sensor 40 of threaded fastener and total babinet, tears open Dress is convenient, easily operated, is conducive to improve efficiency of assembling and removal efficiency.

The utility model does not do the connection type of installation base 214 and total babinet specifically limited, and installation base 214 can be with It is integrally formed on total babinet, installation base 214 can also be connected by connection structures such as screws with total babinet, this is all in this reality Within novel protection domain.

It should be noted that inductive probe 411 be spaced between the crown of gear 22 distance d it is excessive when, speed inspection Survey device 40 velocity measuring precision it is poor, and inductive probe 411 be spaced between the crown of gear 22 distance d it is too small when, There is the risk interfered between speed detector 40 and gear 22.

Therefore, some embodiments according to the present utility model, as shown in figure 4, the crown of inductive probe 411 and gear 22 it Between the distance d that is spaced can meet：0.5mm≤d≤1.5mm, for example, in some specific implementations of the utility model, sense Should popping one's head in 411, distance d is spaced between the crown of gear 22 can be 0.7mm, 1.0mm, 1.2mm or 1.4mm etc..

In some embodiments of the utility model, inductive probe 411 is spaced distance d between the crown of gear 22 It can be adjusted by the thickness of the thickness or installation base 214 that change fixing lug boss 43.The thickness of fixing lug boss 43 or The thickness of person's installation base 214 is smaller, and inductive probe 411 is spaced between the crown of gear 22, and distance d is smaller, and induction is visited First 411 that distance d control methods are spaced between the crown of gear 22 is simple.

Can also include controller 30, as depicted in figs. 1 and 2, control according to the power assembly 100 of the utility model embodiment Device 30 processed can be electrically connected with motor 10, and controller 30 is allow to control the working conditions such as rotating speed, direction, the braking of motor 10. Controller 30 can also be connect with 42 signal of signal section, make that signal can be transmitted between controller 30 and velocity sensor 40, just The working condition of motor 10 and velocity sensor 40 is further controlled in controller 30.

In addition, controller 30 can be installed on total babinet, make motor 10, speed changer 20, controller 30 and velocity sensor 40 may be mounted at together to form a single piece, that is to say, that motor 10, speed changer 20, controller 30 and velocity pick-up Device 40 can be integrally disposed with four-in-one, keeps the structure of power assembly 100 compacter.Controller 30 is not direct to be connected with vehicle frame, The center of gravity that power assembly 100 can be reduced, thereby reduces the center of gravity of vehicle, and vehicle traveling is more steady.Controller 30 is not straight It connects and is connected with vehicle frame, the installation point that can also be further reduced on vehicle frame simplifies complete vehicle structure, reduces what parts vibration generated Noise further improves the NVH performances of vehicle.

Further, as depicted in figs. 1 and 2, controller 30 can be set to the outside of total babinet and neighbouring motor body Setting, keeps controller 30 and speed changer 20 spaced a distance, controller 30 will not be interfered with speed changer 20, convenient for tearing open Dress.

In addition, controller 30 can be connect with signal section 42 by signal wire, according to control controller 30 and signal section 42 The distance between can be with the length of control signal wire, convenient for the position of controller 30 and velocity sensor 40 processed.

Further, as shown in figures 1 and 3, motor case body 11 and mission case 21 can be connected to horizontal-extending Generally L-shaped, controller 30 can be located at the top of motor case body 11, and controller 30 can be connected with motor case body 11, sense Answer portion 41 that can be installed on mission case 21.

It should be noted that installation site of the controller 30 on total babinet is not limited to motor case body 11, controller 30 It is connected simultaneously with motor case body 11 and mission case 21.In other words, controller 30 is at least connected with motor case body 11.

Further, as depicted in figs. 1 and 2, mission case 21 may include before speed changer after babinet 211 and speed changer Babinet 212, some embodiments according to the present utility model, controller 30 can be connected to babinet before motor case body 11 and speed changer 211, and controller 30 can be located at the outside of the outside and babinet 211 before speed changer of motor case body 11.

Installation site of the induction part 41 on mission case 21 do not do it is specifically limited, for example, as depicted in figs. 1 and 2 Specific embodiment in, induction part 41 can be set to L-shaped one end, and induction part 41 can connect with speed changer rear box 212 It connects.Certainly, in some unshowned embodiments of the utility model, induction part 41 can also connect with babinet before speed changer 211 It connects, or can be connect simultaneously with babinet before speed changer 211 and speed changer rear box 212, it is only necessary to meet the connection of induction part 41 It is firm to require.

Optionally, babinet 211 can be integrated or the seperated part to be assemblied in integrated with motor case body 11 before speed changer. For example, in specific embodiment as shown in Figure 7, babinet 211 is integrated with motor case body 11 before speed changer, that is to say, that Babinet 211 can be integrally machined molding with motor case body 11 before speed changer, without being assembled, it is possible to reduce manufacturing procedure.Again For example, in specific embodiment as shown in Figure 8, babinet 211 is seperated part with motor case body 11 before speed changer, independent design Babinet 211 can be assemblied in one with motor case body 11 by threaded fastener before speed changer, can be in order to motor body and change The assembly of fast device main body.

Vehicle according to the utility model embodiment includes the power assembly 100 according to the utility model embodiment.Due to There is above-mentioned beneficial technique effect according to the power assembly 100 of the utility model embodiment, therefore according to the utility model reality The vehicle structure for applying example is solid and reliable, and velocity measuring is more accurate, and compact-sized.

It is constituted and is operated for this field according to other of the power assembly 100 of the utility model embodiment and vehicle It is known for those of ordinary skill, is not described in detail herein.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition The concrete meaning of language in the present invention.

In the description of this specification, the description of reference term " embodiment ", " specific embodiment ", " example " etc. means to tie It closes the embodiment or example particular features, structures, materials, or characteristics described is contained at least one reality of the utility model It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or show Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples Do not interfering, reconcilable can be combined with each other in an appropriate manner.

Claims (11)

1. a kind of power assembly, which is characterized in that including：

Speed changer, the speed changer include mission case and transmissions body, and the transmissions body has gear；

Motor, the motor include motor case body and motor body, and the motor case body is integrated into one with the mission case A total babinet, the motor body and the transmissions body are located in the header tank body and are sequentially connected, total babinet tool There is babinet detection hole；

Velocity sensor, the velocity sensor are configured to be adapted to detect for the rotating speed of the speed changer, the velocity sensor With the induction part and signal section being connected to each other, the induction part is connected with fixing lug boss, the fixing lug boss and the header tank Body is connected so that the induction part is fixed on total babinet, and the inductive probe of the induction part is stretched across the babinet detection hole Enter in the header tank body and the outer periphery of the neighbouring gear is arranged.

2. power assembly according to claim 1, which is characterized in that the fixing lug boss has mounting hole, the fixation Boss is connect by stretching into the threaded fastener in the mounting hole with total babinet.

3. power assembly according to claim 2, which is characterized in that the cross section of the fixing lug boss is formed as strip Shape, the mounting hole are set to one end of the fixing lug boss, and the other end of the fixing lug boss is equipped with pilot hole, the induction part It is threaded through in the pilot hole.

4. power assembly according to claim 3, which is characterized in that the cross section of the fixing lug boss is kidney ellipsoid and sets There is the width of one end of the mounting hole to be less than the width of one end equipped with the pilot hole.

5. power assembly according to claim 2, which is characterized in that total babinet is equipped with installation base, the installation Boss has mounting hole and installation detection hole, and the mounting hole is corresponding with the mounting hole position, the installation detection hole and institute It states babinet detection hole site to correspond to, the threaded fastener is threaded through in the mounting hole and the mounting hole with by the fixation Boss is fixed on the installation base, and the inductive probe sequentially passes through the installation detection hole and the babinet detection hole stretches into In the header tank body.

6. power assembly according to any one of claims 1-5, which is characterized in that the inductive probe and the gear Crown between the distance d that is spaced meet：0.5mm≤d≤1.5mm.

7. power assembly according to claim 1, which is characterized in that further include：

Controller, the controller are electrically connected with the motor to control the motor work, and the controller is installed on described Total babinet, the signal section are connected with the controller in a signal way..

8. power assembly according to claim 7, which is characterized in that the controller be set to total babinet outside and The neighbouring motor body is arranged, and the controller is connect with the signal section by signal wire.

9. power assembly according to claim 8, which is characterized in that the motor case body is connected with the mission case For horizontal-extending generally L-shaped, the controller is located at the top of the motor case body and is at least connect with the motor case body, The induction part is installed on the mission case.

10. power assembly according to claim 9, which is characterized in that the mission case includes babinet before speed changer With speed changer rear box, the controller is connected to babinet before the motor case body and the speed changer, and the induction part is set to It described L-shaped one end and is connect with the speed changer rear box, wherein babinet and the motor case body are one before the speed changer Body part or seperated part to be assemblied in integrated.

11. a kind of vehicle, which is characterized in that include the power assembly according to any one of claim 1-10.