Utility model content
In order to improve the endurance of electric vehicle, the light-weighted problem of electric vehicle, one of the present utility model are solved
Purpose proposes a kind of lightweight front end frame for meeting electric vehicle structure arrangement.
Another purpose of the present utility model is that there is provided a kind of electric vehicle.
In view of this, should according to a purpose of the present utility model there is provided a kind of front end frame for electric vehicle
Front end frame includes entablature assembly;Framework sub-unit, positioned at the lower section of entablature assembly, is fixedly connected with entablature assembly,
Entablature assembly is encircled into the frame structure with two windows arranged up and down with framework sub-unit;Wherein, entablature assembly
Be provided with framework sub-unit it is multiple be used for install electric vehicle component installation portions and mounting hole.
The front end frame that the utility model is provided, is made up of, entablature assembly and frame entablature assembly and framework sub-unit
Frame sub-unit has been encircled on the frame structure with two windows arranged up and down, entablature assembly and framework sub-unit and has been all provided with
Multiple installation portions for being used to install the component of electric vehicle are equipped with, (such as:Mounting bracket, installation supporting plate etc.) and mounting hole.With two
Individual window frame structure is support, can be by the component of electric vehicle, such as:Condenser, battery, compressor etc. pass through installation portion
Or mounting hole is assembled in two window frame structures, single window frame structure in contrast correlation technique can cause dress
Front end frame after matching somebody with somebody has preferable mechanical stability energy, is not susceptible to deformation, it is ensured that the security performance of electric vehicle;And
And due to front end frame to be assembled, entablature assembly and framework point will not always be limited when producing respectively by technique,
Volume when front end frame being used into shaped by fluid pressure or punch forming in correlation technique is overcome larger, so that the front end frame caused
The problem of space-consuming is larger, this product may be such that the component on electric vehicle can be arranged on front end with Relatively centralized
On framework, the inner space of electric vehicle is saved, the arrangement difficulty of small miniature electric vehicle is reduced;Meanwhile, this practicality is new
The front end frame that type is provided using aluminium, aluminium alloy or other meet the light-weight metal product of intensity requirement, it has quality phase
To light advantage, the quality of electric vehicle vehicle can be greatly reduced, and then lift the course continuation mileage of electric vehicle.
In the above-mentioned technical solutions, it is preferable that two windows and frame structure are rectangular.
In any of the above-described technical scheme, further, framework sub-unit includes:Left vertical beam, right vertical beam, crossbeam and under
Crossbeam;Wherein, the section of left vertical beam, right vertical beam, crossbeam and sill is rectangle.
In the above-mentioned technical solutions, it is preferable that one end of left vertical beam and right vertical beam is arranged on entablature assembly, left vertical beam
And the other end of right vertical beam is arranged on sill;Wherein, crossbeam is located between entablature assembly and sill, and the two of crossbeam
End is separately fixed in left vertical beam and right vertical beam.
In any of the above-described technical scheme, further, entablature assembly includes:Front bumper beam, for installing electricity
The front bumper of motor-car;Entablature front bumper mounting hole, vacuum tank rack mounting apertures, machine are provided with front bumper beam
Cover lock mounting hole, hood lock cable-through hole and battery mounting hole.
In the above-mentioned technical solutions, it is preferable that hood lock cable-through hole is located at the middle part of front bumper beam, two hood locks
Mounting hole is located at the both sides of hood lock cable-through hole respectively.
In any of the above-described technical scheme, further, entablature assembly also includes:Left headlight mounting bracket and right headlight
Mounting bracket;Left headlight mounting bracket and right headlight mounting bracket are separately positioned on the left and right ends of front bumper beam, left front
It is provided with lamp mounting bracket and is provided with right headlight first on the left front mounting hole of headlight first, right headlight mounting bracket and installs
Hole.
In any of the above-described technical scheme, further, nut installation is respectively arranged with the top of left vertical beam and right vertical beam
Plate, nut installing plate is plugged in the end of left vertical beam or right vertical beam;Screw is offered on nut installing plate, for installing entablature
Assembly.
In any of the above-described technical scheme, further, the left front mounting hole of headlight second, hood lock are offered in left vertical beam
Bracing wire mounting hole and electric horn mounting hole;The left front mounting hole of headlight second, wire harness pipe support mounting hole are offered in right vertical beam and is washed
Wash kettle mounting hole.
In any of the above-described technical scheme, further, left vertical beam includes left support beam, and left support beam is located at crossbeam with
Between crossbeam;Right vertical beam includes right support beam, and right support beam is located between crossbeam and sill.
In any of the above-described technical scheme, further, discharging tube mounting bracket, discharging tube peace are provided with right support beam
Discharging tube mounting hole is provided with dress support.
In any of the above-described technical scheme, further, on crossbeam it is provided with battery supporting plate, battery supporting plate and opens up
There is supporting plate that screwed hole is installed;Wherein, after the battery of electric vehicle is arranged on front bumper beam by battery mounting hole,
It is pressed on battery supporting plate.
In any of the above-described technical scheme, further, crossbeam is additionally provided with crossbeam condenser mounting hole and wire harness is installed
Hole.
In any of the above-described technical scheme, further, the two ends of crossbeam are respectively arranged with left front vibration damping mounting and the right side
Front damper bearing, the left front damper and right front damper of electric vehicle pass through left front vibration damping mounting and right preceding damping respectively
Device bearing is connected with crossbeam.
In any of the above-described technical scheme, further, sill is provided with compressor mounting bracket, and compressor installs branch
Compressor mounting hole is offered on frame, the compressor of electric vehicle is fixed on sill by compressor mounting bracket.
In any of the above-described technical scheme, further, sill is additionally provided with condenser mounting bracket, and condenser is installed
Sill condenser mounting hole is provided with support;Wherein, the condenser of electric vehicle is installed by crossbeam condenser mounting hole
After on crossbeam, then it is pressed on condenser mounting bracket.
In any of the above-described technical scheme, further, sill is additionally provided with sill front bumper mounting hole, is used for
Installation insurance thick stick.
In any of the above-described technical scheme, further, the two ends of sill are respectively arranged with left connection board and right connection
Plate, the left front girder assembly and front right longitudinal beam assembly of electric vehicle pass through left connection board and right connection board and sill phase respectively
Even, and in right connection board it is additionally provided with towing hook screwed pipe and cable-through hole is installed.
In any of the above-described technical scheme, further, entablature assembly and framework sub-unit use aluminium, aluminum alloy materials
Or other light-weight metals for meeting intensity requirement are made.
According to another purpose of the present utility model there is provided a kind of electric vehicle, including:Any technical scheme as described above
Front end frame.
The front end frame for electric vehicle that the utility model is provided, front end frame includes entablature assembly and framework point
Front bumper beam, left front lamp support, right head lamp bracket and battery supporting plate, frame are provided with assembly, wherein entablature assembly
It is section bar that frame sub-unit, which includes left vertical beam, right vertical beam, crossbeam and each beam and installation portion on entablature, and front end frame,
And be made using aluminium, aluminium alloy or other light-weight metals for meeting intensity requirement, it is ensured that front end frame is in each integrated work(
Can still have lighter quality afterwards.In addition, framework sub-unit is regular section bar and extrusion composition so that during fabrication no longer
Individually designed exploitation particular manufacturing craft is needed, the manufacturing cost of product is significantly reduced, the market competition of product is improved
Power.Meanwhile, by the important component of electric vehicle as condenser, battery, compressor etc. are added mounting hole is combined with installation portion
Mode is fixed on front end frame, and not only the stability after component assembling is strong, also simplify the installation process of each component, improves
The efficiency of assembling of electric vehicle.
Other additional aspect and advantage will become obvious in following description section, or pass through practice of the present utility model
Recognize.
Embodiment
In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and tool
The utility model is further described in detail body embodiment.It should be noted that in the case where not conflicting, this Shen
The feature in embodiment and embodiment please can be mutually combined.
Many details are elaborated in the following description to fully understand the utility model, still, this practicality
It is new to be different from other modes described here to implement using other.Therefore, protection domain of the present utility model is simultaneously
Do not limited by following public specific embodiment.
Referring to Fig. 1 to Fig. 5 descriptions according to some embodiment front end frames of the utility model and electric vehicle.
As shown in Figure 1 and Figure 5, the embodiment of the utility model first aspect provides a kind of front end for electric vehicle
Framework, the front end frame includes entablature assembly 1;Framework sub-unit 2, positioned at the lower section of entablature assembly 1, with entablature assembly
1 is fixedly connected, and entablature assembly 1 and framework sub-unit are 2-in-1 to surround the frame structure with two windows arranged up and down;Its
In, multiple installation portion and installations for being used to install the component of electric vehicle are provided with entablature assembly 1 and framework sub-unit 2
Hole.
As shown in figure 1, the front end frame that the utility model is provided, is made up of entablature assembly 1 and framework sub-unit 2, on
Crossbeam assembly 1 and framework sub-unit is 2-in-1 defines with the frame structure of two windows arranged up and down, the He of entablature assembly 1
Multiple installation portions for installing the component of electric vehicle are provided with framework sub-unit 2 (such as:Mounting bracket, installation supporting plate
Deng) and mounting hole., can be by the component of electric vehicle, such as using two window frame structures as support:Condenser, battery, pressure
Contracting machine etc. is assembled in two window frame structures by installation portion or mounting hole, single window frame in contrast correlation technique
Structure, can enable the front end frame after assembling to have preferable mechanical stability, be not susceptible to deformation, it is ensured that electric car
Security performance;And due to front end frame to be assembled, entablature assembly 1 and framework point always will not when producing respectively
Limited by technique, overcome in correlation technique by front end frame use shaped by fluid pressure or punch forming when volume it is larger, from
And the front end frame space-consuming that causes it is larger the problem of.The front end frame that the utility model is provided may be such that installed in electric car
Component on being arranged on front end frame with Relatively centralized, save the inner space of electric vehicle, reduce small micro-
The arrangement difficulty of type electric vehicle;Meanwhile, the front end frame that the utility model is provided is strong using aluminium, aluminium alloy or other satisfactions
Desired light-weight metal product is spent, it has the advantages that quality is relatively light, can greatly reduce the quality of electric vehicle vehicle,
And then lift the course continuation mileage of electric vehicle.
In one embodiment of the present utility model, it is preferable that two windows and frame structure are rectangular.
In this embodiment, two windows and frame structure are disposed as rectangle, are on the one hand rectangular configuration rule, shape
Shape is simple, and the space taken inside electric vehicle is smaller, disclosure satisfy that the requirement of electric vehicle miniaturization;On the other hand, rectangle
Two windows and frame structure processing and assemble relatively simple, the assembling process of electric vehicle can be simplified.
As shown in Fig. 2 in one embodiment of the present utility model, it is preferable that framework sub-unit 2 includes:Left vertical beam 3,
Right vertical beam 4, crossbeam 5 and sill 6;Wherein, the section of left vertical beam 3, right vertical beam 4, crossbeam 5 and sill 6 is rectangle.
In this embodiment, framework sub-unit 2 includes:Left vertical beam 3, right vertical beam 4, crossbeam 5 and sill 6, wherein left
Vertical beam 3 and right vertical beam 4 are respectively longitudinally disposed, and crossbeam 5 and sill 6 are respectively laterally to set, left vertical beam 3, right vertical beam 4, horizontal stroke
The section of beam 5 and sill 6 is rectangle, employs conventional aluminium section or aluminium alloy extrusions or other meet strong
Desired light-weight metal section bar is spent, not only ensure that frame structure is unlikely to deform so that the Stability Analysis of Structures of front end frame.In addition,
Left vertical beam 3, right vertical beam 4, crossbeam 5 and sill 6 are regular section bar and extrusion composition so that no longer needed during fabrication
Individually designed exploitation particular manufacturing craft, significantly reduces the manufacturing cost of product, improves the competitiveness of product in market.
In one embodiment of the present utility model, it is preferable that one end of left vertical beam 3 and right vertical beam 4 is arranged on entablature
On assembly 1, the other end of left vertical beam 3 and right vertical beam 4 is arranged on sill 6;Wherein, crossbeam 5 be located at entablature assembly 1 and under
Between crossbeam 6, and the two ends of crossbeam 5 are separately fixed in left vertical beam 3 and right vertical beam 4.
In this embodiment, one end of left vertical beam 3 and right vertical beam 4 is arranged on entablature assembly 1, the other end is arranged on
On sill 6, and the two ends of crossbeam 5 are separately fixed in left vertical beam 3 and right vertical beam 4 so that upper window by entablature assembly 1,
Left vertical beam 3, right vertical beam 4 and crossbeam 5 are constituted, and lower window is made up of sill 6, left vertical beam 3, right vertical beam 4 and crossbeam 5, and up and down two
The left and right side support of individual window structure is made up of left vertical beam 3 with right vertical beam 4 jointly, it is ensured that be difficult up and down between two frameworks
Deformation, can be when a window be by external force, and part external force therein can be passed by left vertical beam 3, right vertical beam 4 and crossbeam 5
It is delivered on another window, the entirety for improving front end frame bears the ability of external force.
As shown in figure 3, in one embodiment of the present utility model, it is preferable that entablature assembly 1 includes:Front bumper
Crossbeam 7, the front bumper for installing electric vehicle;Entablature front bumper mounting hole is provided with front bumper beam 7, it is true
Slack tank rack mounting apertures 9, hood lock mounting hole, hood lock cable-through hole 11 and battery mounting hole 12.
In this embodiment, the front bumper beam 7 set on entablature assembly 1 is used for the front bumper of electric vehicle
On front end frame, while being provided with entablature front bumper mounting hole, vacuum tank bracket peace on front bumper beam 7
Hole 9, hood lock mounting hole, hood lock cable-through hole 11 and battery mounting hole 12 are filled, can be respectively by front bumper, vacuum tank branch
Frame, hood lock, battery etc. are installed and are fixed thereon, and entablature front bumper mounting hole is installed including the first entablature front bumper
Insure before hole 8a, the second entablature front bumper mounting hole 8b, the 3rd entablature front bumper mounting hole 8c and the 4th entablature
Thick stick mounting hole 8d, hood lock mounting hole includes the first hood lock mounting hole 10a and the second hood lock mounting hole 10b, while with hole
Mode fixation is installed, can simplify the installation process of all parts, improve the efficiency of assembling of electric vehicle.
In one embodiment of the present utility model, it is preferable that hood lock cable-through hole 11 is located in front bumper beam 7
Portion, two hood lock mounting holes are located at the both sides of hood lock cable-through hole 11 respectively.
In this embodiment, the hood lock cable-through hole 11 on front bumper beam 7 is located at centre, while two hood locks
Mounting hole is located at the both sides of hood lock cable-through hole 11 respectively, and hood lock is installed by hood lock cable-through hole 11 and hood lock mounting hole
It is fixed on front bumper beam 7.
In one embodiment of the present utility model, it is preferable that entablature assembly 1 also includes:Left headlight mounting bracket 13
And right headlight mounting bracket 14;Left headlight mounting bracket 13 and right headlight mounting bracket 14 are separately positioned on front bumper beam 7
Left and right ends, be provided with left front the first mounting hole of headlight 15, right headlight mounting bracket 14 on left headlight mounting bracket 13 and set
It is equipped with right the first mounting hole of headlight 16.
In this embodiment, left headlight mounting bracket 13 and right headlight mounting bracket 14 are respectively mounted and are fixed on entablature
The left and right ends of assembly 1, while setting left front headlight respectively on left headlight mounting bracket 13 and right headlight mounting bracket 14
One mounting hole 15 and the first mounting hole of right headlight 16, by hole are fixed on entablature total by left side headlight and right side headlight
Into 1 left and right ends, it is ensured that when headlight breaks down, conveniently it can dismantle and change.
In one embodiment of the present utility model, it is preferable that the top of left vertical beam 3 and right vertical beam 4 is respectively arranged with spiral shell
Female installing plate, nut installing plate is plugged in the end of left vertical beam 3 and right vertical beam 4;Screw is offered on nut installing plate, for pacifying
Load onto crossbeam assembly 1.
In this embodiment, nut installing plate, spiral shell are set between left vertical beam 3 and right vertical beam 4 in entablature assembly 1
Female installing plate includes the first nut installing plate 17a and the second nut installing plate 17b, and nut installing plate is stamping parts, using aluminium, aluminium
Alloy or other light-weight metals for meeting intensity requirement are made, and are fixed the left and right ends of entablature assembly 1 respectively by screw
At the top of left vertical beam 3 and right vertical beam 4, while nut installing plate can play the work for blocking left vertical beam 3 and the two ends of right vertical beam 4
With, it is ensured that the left vertical beam 3 of rectangle and the end of right vertical beam 4 are not susceptible to crimp, and are easy to enter luggage with entablature assembly 1
Match somebody with somebody.
As shown in figure 4, in one embodiment of the present utility model, it is preferable that offer left front headlight in left vertical beam 3
Two mounting holes 20, hood lock bracing wire mounting hole 31 and electric horn mounting hole 19;Right headlight second is offered in right vertical beam 4 to install
Hole 18, wire harness pipe support mounting hole 21 and Windshield Washer mounting hole 22.
In this embodiment, left front the second mounting hole of headlight 20, hood lock bracing wire mounting hole 31 are offered in left vertical beam 3
And electric horn mounting hole 19, right the second mounting hole of headlight 18, wire harness pipe support mounting hole 21 and Windshield Washer are offered in right vertical beam 4
Mounting hole 22 so that hood lock bracing wire, electric horn, wire harness pipe support, Windshield Washer are installed in left vertical beam 3 or right vertical beam 4, while with
The mode in hole installs fixation, can simplify the installation process of all parts, improves the efficiency of assembling of electric vehicle.
In one embodiment of the present utility model, it is preferable that left vertical beam 3 includes left support beam 24,24, left support beam
Between crossbeam 5 and sill 6;Right vertical beam 4 includes right support beam 23, and right support beam 23 is located between crossbeam 5 and sill 6.
In this embodiment, in the left vertical beam 3 and right vertical beam 4 between crossbeam 5 and sill 6, it is respectively arranged with left branch
Beam 24 and right support beam 23 are supportted, for being supported respectively to crossbeam 5 and sill 6 in left and right ends, it is ensured that crossbeam 5 is with
The performance of crossbeam 6 is stable to be not susceptible to deformation.
In one embodiment of the present utility model, it is preferable that discharging tube mounting bracket 25 is provided with right support beam 23,
The discharging tube mounting hole 26 of electric vehicle is provided with discharging tube mounting bracket 25.
In this embodiment, discharging tube mounting bracket 25 is arranged on right support beam 23, by the discharge opeing of electric vehicle
Pipe mounting hole 26 is arranged in discharging tube mounting bracket 25, can be by way of welding or the mode of threaded connection is fixed
Connection.
In one embodiment of the present utility model, it is preferable that battery supporting plate 27, battery support are provided with crossbeam 5
Supporting plate is offered on plate 27 screwed hole 28 is installed;Wherein, before the battery of electric vehicle is arranged on by battery mounting hole 12
After on bumper beam 7, it is pressed on battery supporting plate 27.
In this embodiment, the battery of electric vehicle is placed on front bumper beam 7, and uses battery supporting plate
27 are pressed on battery on supporting plate, and supporting plate installs screwed hole 28 and battery supporting plate 27 is installed into fixation so that battery has foot
Enough installation fixed-areas, it is ensured that battery is stable on front bumper beam 7 to be fixed.
In one embodiment of the present utility model, it is preferable that crossbeam 5 is additionally provided with crossbeam condenser mounting hole and wire harness
Mounting hole.
In this embodiment, crossbeam condenser mounting hole and wire harness mounting hole are additionally provided with crossbeam 5, by the one of condenser
End is fixed on crossbeam 5, and wire harness mounting hole is also opened on crossbeam 5, it is ensured that the wire harness that electric vehicle cabin is used
It can be fixed through wire harness mounting hole, crossbeam condenser mounting hole includes first crossbeam condenser mounting hole 29a and second
Crossbeam condenser mounting hole 29b, wire harness mounting hole includes the first wire harness mounting hole 30a and the second wire harness mounting hole 30b.
In one embodiment of the present utility model, it is preferable that the two ends of crossbeam 5 are respectively arranged with left front vibration damping mounting
33 and right front damper bearing 32, the left front damper and right front damper of electric vehicle pass through left front vibration damping mounting 33 respectively
It is connected with right front damper bearing 32 with crossbeam 5.
As shown in figure 5, in this embodiment, before left front vibration damping mounting 33 is respectively arranged with the two ends of crossbeam 5 and be right
Vibration damping mounting 32, left front damper and right front damper is fixed on crossbeam 5, the mode that can be bolted is carried out
It is fixedly connected, bolt includes bolt 44a and bolt 44b so that efficiency of assembling is high.
In one embodiment of the present utility model, it is preferable that sill 6 is provided with compressor mounting bracket, compressor
Compressor mounting hole is offered in mounting bracket, the compressor of electric vehicle is fixed on sill 6 by compressor mounting bracket
On.
In this embodiment, compressor mounting bracket includes the first compressor mounting bracket 34a and the second compressor is installed
Support 34b, compressor mounting bracket is section bar, is processed using expressing technique, and strong using aluminium, aluminium alloy or other satisfactions
The light-weight metal that degree is required is made, by offering compressor mounting hole, compressor mounting hole bag in compressor mounting bracket
Compressor the first mounting hole 43a and compressor the second mounting hole 43b are included, the compressor of electric vehicle is fixed on sill 6.
In one embodiment of the present utility model, it is preferable that sill 6 is additionally provided with condenser mounting bracket, condensation
Sill condenser mounting hole is provided with device mounting bracket;Wherein, the condenser of electric vehicle is installed by crossbeam condenser
After hole is arranged on crossbeam 5, then it is pressed on condenser mounting bracket.
In this embodiment, condenser mounting bracket includes the first condenser mounting bracket 35a and the second condenser is installed
Support 35b, sill condenser mounting hole includes the first sill condenser mounting hole 36a and the second sill condenser is installed
Hole 36b, condenser mounting bracket is section bar, is processed using expressing technique, and using aluminium, aluminium alloy or other meet intensity
It is required that light-weight metal be made, after the condenser on electric vehicle is arranged on crossbeam 5 by crossbeam condenser mounting hole, then press
It is located on condenser mounting bracket, and is fixedly connected by bolt with sill condenser mounting hole, condenser is fixed respectively
On crossbeam 5 and sill 6, install and more consolidate.
In one embodiment of the present utility model, it is preferable that sill 6 is additionally provided with the installation of sill front bumper
Hole, for installation insurance thick stick.
In this embodiment, sill front bumper mounting hole includes the first sill front bumper mounting hole 37a, second
Sill front bumper mounting hole 37b and the 3rd sill front bumper mounting hole 37c, it is horizontal by front bumper in front bumper
After the entablature front bumper mounting hole that is set on beam 7 is fixed, then the lower end of front bumper passed through into the sill on sill 6
Front bumper mounting hole carries out installation fixation so that the connection of front bumper is more stablized, and improves the security performance of product.
In one embodiment of the present utility model, it is preferable that the two ends of sill 6 are respectively arranged with the He of left connection board 39
Right connection board 38, the left front girder assembly 41 and front right longitudinal beam assembly 40 of electric vehicle pass through left connection board 39 and right connection respectively
Plate 38 is connected with sill 6, and is additionally provided with right connection board 38 towing hook screwed pipe and installs cable-through hole 42.
In this embodiment, right connection board 38 and left connection board 39, right connection board are respectively arranged with the two ends of sill 6
38 and left connection board 39 be stamping parts, and be made using aluminium, aluminium alloy or other light-weight metals for meeting intensity requirement, can be with
It is attached by way of welding or being threadedly coupled with sill 6, right connection board 38 and the company of being respectively used to of left connection board 39
The front right longitudinal beam assembly 40 and left front girder assembly 41 of electric vehicle are connect, meanwhile, it is additionally provided with right connection board 38 for dragging
The towing hook screwed pipe of car installs cable-through hole 42.
According to second purpose of the present utility model, the utility model provides a kind of electric vehicle, including first aspect
The front end frame that any embodiment is provided, therefore, the electric vehicle that the utility model is provided have first aspect any embodiment
Whole beneficial effects of the front end frame of offer, it is numerous to list herein.
In the utility model, term " multiple " then refers to two or more, unless otherwise clear and definite restriction.Term
The term such as " installation ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be fixedly connected,
Can be detachably connected, or be integrally connected;" connected " can be joined directly together, and can also pass through the indirect phase of intermediary
Even.For the ordinary skill in the art, it can understand above-mentioned term in the utility model as the case may be
Concrete meaning.
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", " level ",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer ", " axial direction ", " radial direction ", " circumference " are based on shown in accompanying drawing
Position of orientation relation, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the embodiment or specific features, structure, material or the feature of example description is contained in of the present utility model at least one
In individual embodiment or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term
Or example.Moreover, specific features, structure, material or the feature of description can be in any one or more embodiments or examples
In combine in an appropriate manner.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within,
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.