A kind of construction machinery with hinged running gear
Technical field
The present invention is a kind of construction machinery with hinged running gear, belongs to field of construction machinery.
Background technique
Hingedly, refer to and be hinged.It is commonly used in the device of two parts of machine, vehicle, door and window, implements or the company of part
Connect, such as articulated trolley bus, articulated lorry, articulated bus, travel driving unit refer to mining machinery running part speed regulation,
Transmission mechanism.
In steel construction, the connection of Liang Yuzhu generallys use 3 kinds of forms, flexible connection (also referred to as hinged), varied rigid link and
Rigid connection.In engineering practice, how to differentiate that a node belongs to rigid, semi-rigid or articulated connection and is primarily to see its rotation
Rigidity, rigid connection would not generate apparent connection angle deformation, i.e., the deformation of connection angle should not to the attenuating of structure reactance
More than 5%.
But the prior art is in use, the sundries such as construction site stone are more and districts and cities are complicated, and Work machine is in construction
Inconvenient walking influences construction efficiency.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of construction machines with hinged running gear
Tool, to solve the prior art in use, the sundries such as construction site stone are more and districts and cities are complicated, Work machine row in construction
The problem of walking inconvenience, influencing construction efficiency.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of with hinged walking
The construction machinery of device, structure include articulated walking device, support arm, adapting table, construction machinery, electric wire, control cabinet, display
Screen, control button, return pulley, the return pulley are installed on articulated walking device rear and front end, the return pulley altogether there are six and it
Between it is parallel to each other, be electrically connected with electric wire inside upper end after the articulated walking device, the electric wire and control cabinet inside are electrically connected,
The control cabinet is equipped with display screen and control button, the control button set there are three and between it is parallel to each other, it is described
Support arm rear and front end is connected with articulated walking device, and the support arm upper end is equipped with adapting table and the two is welding, institute
State orthogonal between adapting table and support arm, the adapting table and construction machinery clearance fit, the articulated walking device by
Side wheel rotation and robust structure, side wheel up and down adjustment structure, side wheel angle adjustment mechanism, main wheel outline border, side wheel outline border composition, institute
It states side wheel up and down adjustment structure and side wheel angle adjustment mechanism is set to inside main wheel outline border, side wheel is equipped with inside the side wheel outline border
Rotation and robust structure, the side wheel up and down adjustment structure lower end are matched with side wheel angle adjustment mechanism upper end, the side wheel
Angle adjustment mechanism left is equipped with side wheel rotation and robust structure.
Further, the side wheel rotation and robust structure are by transmission wheel, motor, support arm, pedestal, gear, bearing
Bar, firm arm, firm block, side wheel bar, drive rod, transmission gear, composite teeth wheel disc, spiral bevel gear, side wheel outline border internal tooth group
At.
Further, the motor left upper end is connected with side wheel outline border inner wall, and the motor passes through conveyer belt and transmission
Wheel transmission connection, the transmission wheel are connected by bearing with pedestal, the pedestal bottom righthand side and phase inside side wheel outline border
Connection, the gear set there are two and between be meshed, the gear is connected by shaft with pedestal, a gear left side
Lower end is connected by shaft with spiral bevel gear upper right side, and the shaft of the firm block and spiral bevel gear upper right side matches
Close, the firm block is connected by spring with firm arm, and the firm arm and bearing rod are hinged, the bearing rod left upper end and
Support arm bottom righthand side is connected, and the support arm left upper end is connected with side wheel outline border inner wall, the spiral bevel gear tooth socket with
Composite teeth wheel disc tooth socket is connected, and the composite teeth wheel disc is meshed with transmission gear, and the transmission gear and drive rod are hinged,
The drive rod and side wheel bar are hinged, and side wheel outline border internal tooth, the side wheel outline border internal tooth and side are equipped with inside the side wheel outline border
Wheel angle adjustment mechanism matches.
Further, the side wheel up and down adjustment structure from threaded rod, with transmission wheel, Composite Transmission hinge wheel, torsion pass
Send band, drive rod, cooperation notch plate, receiving block, connecting traction wheel, flat U-rail plate, convex block driving wheel, displacement jacking block, displacement bar,
Track connecting rod, sliding rail, convex shape sliding block, motor wire driving wheel, trunk Composite Transmission gear, branch's Composite Transmission tooth
Wheel, double end rack gear, gear bar, multidirectional motor form.
Further, convex shape sliding block lower end is connected with side wheel outline border upper end, the convex shape sliding block and sliding
The track connecting rod clearance fit that track is equipped with, the convex shape sliding block are connected with displacement bar, in the middle part of the displacement bar and position
It moves jacking block hingedly and left end and receiving block is hinged, the receiving block right end and convex block driving wheel are hinged, the convex block driving wheel
It is sequentially connected by conveyer belt and connecting traction wheel, the rail that the convex block and flat U-rail plate that the convex block driving wheel is equipped with are equipped with
Road clearance fit, the flat U-rail plate lower end are matched with displacement jacking block upper end, are cut with scissors before the connecting traction wheel by drive rod
Connect, the drive rod be equipped with Composite Transmission hinge wheel and be between the two it is hinged, the Composite Transmission hinge wheel by reverses biography
V belt translation is sent to connect, the twisted belt and cooperation transmission wheel clearance fit, the cooperation transmission wheel are set on threaded rod, institute
It states threaded rod and is connected by bearing with receiving block, the threaded rod lower end is meshed with branch's Composite Transmission gear, and described point
It is matched between branch Composite Transmission gear and trunk Composite Transmission gear by transmission belt, described trunk Composite Transmission gear or so
The tooth socket being equipped on the inside of both ends and double end rack gear is meshed, and the tooth socket being equipped on the outside of the double end rack gear is mutually nibbled with gear bar tooth socket
Close, the gear bar is connected by conducting wire with motor wire driving wheel, motor wire driving wheel lower end pass through shaft and
Multidirectional motor is connected, and the multidirectional motor lower end is connected by shaft with side wheel angle adjustment mechanism.
Further, the side wheel angle adjustment mechanism is by helical gear, compound helical teeth driving wheel, helical teeth conveyer belt, quadrangle
Gear, hinge, hinge inclined-plane gear, hinge gear, inclined-plane mate gear, shaft bearing plate, shaft bar, main wheel bar, main wheel driving cog
Take turns bar composition.
Further, the compound helical teeth driving wheel and quadrangle gear front end face are equipped with helical gear, the helical gear and multiple
Helical teeth driving wheel clearance fit is closed, the helical gear is located at quadrangle gear left, and the quadrangle gear right end and hinge transmission connect
It connects, the hinge inner is equipped with hinge inclined-plane gear and hinge gear, and hinge inclined-plane gear and hinge gear are with hinge
Clearance fit, hinge inclined-plane gear are located at below hinge gear, and hinge inclined-plane gear and inclined-plane mate gear are hinged,
The inclined-plane mate gear is connected by shaft bar with shaft bearing plate, and the shaft bearing plate lower end is connected with main wheel outline border inner wall,
The shaft bar right end is connected with side wheel up and down adjustment structure left end, under main wheel bar upper end and side wheel up and down adjustment structure
End is connected, and main wheel bar lower end is meshed with main wheel transmission gear bar upper end.
Further, the main wheel outline border and side wheel outline border are integrated, between the main wheel outline border and side wheel outline border
Gap cooperation, the side wheel outline border are connected by side wheel up and down adjustment structure with main wheel outline border, main wheel outline border left and right ends
Axisymmetricly structure, there are two and set on main wheel outline border left and right ends altogether for the side wheel outline border.
Beneficial effect
A kind of construction machinery with hinged running gear of the present invention is carrying out in use, first by control cabinet
Control button starts articulated walking device general supply, and when encountering construction topography and differing larger, (side wheel height and angular adjustment are simultaneously
With):
Side wheel height adjustment: the control button on control cabinet starts multidirectional motor, the upper end trunk Composite Transmission gear made
Rotation, trunk Composite Transmission gear drive branch's Composite Transmission gear to rotate by conveyer belt, and branch's Composite Transmission gear drives spiral shell
Rasp bar, threaded rod successively drive cooperation transmission wheel and twisted belt and Composite Transmission hinge wheel and drive rod, and drive rod, which drives, to be connected
Driving wheel, finally make convex block driving wheel rotation, the convex block that convex block driving wheel the upper end is equipped with matched with flat U-rail plate make it is flat
U-rail plate slides up and down, so that by displacement jacking block up/down top displacement bar, displacement bar directly drives on convex shape sliding block and moves down
The dynamic height for changing side wheel outline border.
Angular adjustment: starting multidirectional motor by the control button on control cabinet, so that left end/right end shaft rotates, axis
Bar drives inclined-plane mate gear, and inclined-plane mate gear is to drive hinge inclined-plane gear, and hinge rotates at this time, hinge rotatable engagement
Gear rotation in quadrangle drives its internal helical, then drives compound helical teeth driving wheel by helical teeth conveyer belt, and compound helical teeth is driven
Wheel and side wheel outline border internal tooth are meshed, and are directly changed the angle direction of side wheel outline border.
The articulated walking device adheres to angle and height adjustment and operates with for different construction sites, walks more square
Just, construction efficiency improves naturally.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the construction machinery with hinged running gear of the present invention;
Fig. 2 is the planar structure schematic diagram of articulated walking device of the present invention;
Fig. 3 is the planar structure schematic diagram of side wheel angle adjustment mechanism of the present invention transmission;
Fig. 4 is the planar structure schematic diagram at quadrangle gear of the present invention;
Fig. 5 is the schematic perspective view of trunk Composite Transmission gear of the present invention.
In figure: articulated walking device -1, support arm -2, adapting table -3, construction machinery -4, electric wire -5, control cabinet -6, display
Screen -7, control button -8, return pulley -9, side wheel rotation and robust structure -101, side wheel up and down adjustment structure -102, side wheel angle
Adjustment structure -103, main wheel outline border -104, side wheel outline border -105, transmission wheel -10101, motor -10102, support arm -10103,
Pedestal -10104, gear -10105, bearing rod -10106, firm arm -10107, firm block -10108, side wheel bar -10109,
Drive rod -10110, transmission gear -10111, composite teeth wheel disc -10112, spiral bevel gear -10113, side wheel outline border internal tooth -
10114, threaded rod -10201, cooperation transmission wheel -10202, Composite Transmission hinge wheel -10203, twisted belt -10204, transmission
Bar -10205, cooperation notch plate -10206, receiving block -10207, connecting traction wheel -10208, flat U-rail plate -10209, convex block pass
Driving wheel -10210, displacement jacking block -10211, displacement bar -10212, track connecting rod -10213, sliding rail -10214, convex shape are sliding
Block -10215, motor wire driving wheel -10216, trunk Composite Transmission gear -10217, branch's Composite Transmission gear -10218,
Double end rack gear -10219, gear bar -10220, multidirectional motor -10221, helical gear -10301, compound helical teeth driving wheel -10302,
Helical teeth conveyer belt -10303, quadrangle gear -10304, hinge -10305, hinge inclined-plane gear -10306, hinge gear -
10307, inclined-plane mate gear -10308, shaft bearing plate -10309, shaft bar -10310, main wheel bar -10311, main wheel transmission gear
Bar -10312.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Please refer to Fig. 1-Fig. 5, the present invention provides a kind of construction machinery technical solution with hinged running gear: it is tied
Structure include articulated walking device 1, support arm 2, adapting table 3, construction machinery 4, electric wire 5, control cabinet 6, display screen 7, control by
Button 8, return pulley 9, the return pulley 9 are installed on 1 rear and front end of articulated walking device, the return pulley 9 altogether there are six and between mutually
In parallel, it is electrically connected, is electrically connected inside the electric wire 5 and control cabinet 6, institute with electric wire 5 inside upper end after the articulated walking device 1
State control cabinet 6 and be equipped with display screen 7 and control button 8, the control button 8 set there are three and between parallel to each other, institute
It states 2 rear and front end of support arm to be connected with articulated walking device 1,2 upper end of support arm is equipped with adapting table 3 and the two is weldering
It connects, orthogonal between the adapting table 3 and support arm 2, the adapting table 3 and 4 clearance fit of construction machinery are described hinged
Running gear 1 is rotated by side wheel and robust structure 101, side wheel up and down adjustment structure 102, side wheel angle adjustment mechanism 103, master
Outline border 104, the composition of side wheel outline border 105 are taken turns, the side wheel up and down adjustment structure 102 and side wheel angle adjustment mechanism 103 are set to master
It takes turns inside outline border 104, side wheel rotation and robust structure 101, the side wheel up and down adjustment knot is equipped with inside the side wheel outline border 105
102 lower end of structure is matched with 103 upper end of side wheel angle adjustment mechanism, and 103 left of side wheel angle adjustment mechanism is equipped with side wheel
Rotation and robust structure 101, the side wheel rotation and robust structure 101 are by transmission wheel 10101, motor 10102, support arm
10103, pedestal 10104, gear 10105, bearing rod 10106, firm arm 10107, firm block 10108, side wheel bar 10109,
Drive rod 10110, transmission gear 10111, composite teeth wheel disc 10112, spiral bevel gear 10113,10114 groups of side wheel outline border internal tooth
At 10102 left upper end of motor is connected with 105 inner wall of side wheel outline border, and the motor 10102 passes through conveyer belt and transmission
10101 transmission connection of wheel, the transmission wheel 10101 are connected by bearing with pedestal 10104, and the pedestal 10104 is right
Be connected inside lower end and side wheel outline border 105, the gear 10105 set there are two and between be meshed, the gear 10105
It is connected by shaft with pedestal 10104, the 10105 lower-left end of gear passes through shaft and 10113 upper right of spiral bevel gear
End is connected, and the firm block 10108 is matched with the shaft of 10113 upper right side of spiral bevel gear, the firm block 10108
It is connected by spring with firm arm 10107, the firm arm 10107 and bearing rod 10106 are hinged, the bearing rod 10106
Left upper end is connected with 10103 bottom righthand side of support arm, and 10103 left upper end of support arm is connected with 105 inner wall of side wheel outline border
It connects, 10113 tooth socket of spiral bevel gear is connected with 10112 tooth socket of composite teeth wheel disc, the composite teeth wheel disc 10112 and biography
Moving gear 10111 is meshed, and the transmission gear 10111 and drive rod 10110 are hinged, the drive rod 10110 and side wheel bar
10109 is hinged, and side wheel outline border internal tooth 10114, the side wheel outline border internal tooth 10114 and side are equipped with inside the side wheel outline border 105
Wheel angle adjustment mechanism 103 match, the side wheel up and down adjustment structure 102 from threaded rod 10201, with transmission wheel
10202, Composite Transmission hinge wheel 10203, twisted belt 10204, drive rod 10205, cooperation notch plate 10206, receiving block
10207, connecting traction wheel 10208, flat U-rail plate 10209, convex block driving wheel 10210, displacement jacking block 10211, displacement bar 10212,
Track connecting rod 10213, sliding rail 10214, convex shape sliding block 10215, motor wire driving wheel 10216, trunk Composite Transmission
Gear 10217, branch's Composite Transmission gear 10218, double end rack gear 10219, gear bar 10220, multidirectional motor 10221 form,
10215 lower end of convex shape sliding block is connected with 105 upper end of side wheel outline border, the convex shape sliding block 10215 and sliding rail
10214 10213 clearance fits of track connecting rod being equipped with, the convex shape sliding block 10215 are connected with displacement bar 10212, institute
It states 10212 middle part of displacement bar hinged with displacement jacking block 10211 and left end and receiving block 10207 is hinged, the receiving block
10207 right ends and convex block driving wheel 10210 are hinged, and the convex block driving wheel 10210 is driven by conveyer belt and connecting traction wheel 10208
Connection, the orbit gap that the convex block and flat U-rail plate 10209 that the convex block driving wheel 10210 is equipped with are equipped with cooperate,
Flat 10209 lower end of U-rail plate is matched with displacement 10211 upper end of jacking block, passes through transmission before the connecting traction wheel 10208
Bar 10205 is hinged, the drive rod 10205 be equipped with Composite Transmission hinge wheel 10203 and be between the two it is hinged, it is described compound
Transmission hinge wheel 10203 is sequentially connected by twisted belt 10204, the twisted belt 10204 and cooperation transmission wheel 10202
Clearance fit, the cooperation transmission wheel 10202 are set on threaded rod 10201, and the threaded rod 10201 passes through bearing and receiving block
10207 are connected, and 10201 lower end of threaded rod is meshed with branch Composite Transmission gear 10218, branch's Composite Transmission
It is matched between gear 10218 and trunk Composite Transmission gear 10217 by transmission belt, the trunk Composite Transmission gear
The tooth socket being equipped on the inside of 10217 left and right ends and double end rack gear 10219 is meshed, and is equipped on the outside of the double end rack gear 10219
Tooth socket is meshed with 10220 tooth socket of gear bar, and the gear bar 10220 is connected by conducting wire with motor wire driving wheel 10216
It connects, 10216 lower end of motor wire driving wheel is connected by shaft with multidirectional motor 10221, the multidirectional motor 10221
Lower end is connected by shaft with side wheel angle adjustment mechanism 103, the side wheel angle adjustment mechanism 103 by helical gear 10301,
Compound helical teeth driving wheel 10302, helical teeth conveyer belt 10303, quadrangle gear 10304, hinge 10305, hinge inclined-plane gear
10306, hinge gear 10307, inclined-plane mate gear 10308, shaft bearing plate 10309, shaft bar 10310, main wheel bar 10311, master
It takes turns transmission gear bar 10312 to form, the compound helical teeth driving wheel 10302 and 10304 front end face of quadrangle gear are equipped with helical gear
10301, the helical gear 10301 and compound 10302 clearance fit of helical teeth driving wheel, the helical gear 10301 are located at quadrangle tooth
10304 lefts are taken turns, 10304 right end of quadrangle gear and hinge 10305 are sequentially connected, and hinge is equipped with inside the hinge 10305
Chain inclined-plane gear 10306 and hinge gear 10307, hinge inclined-plane gear 10306 and hinge gear 10307 and hinge
10305 be clearance fit, and hinge inclined-plane gear 10306 is located at 10307 lower section of hinge gear, hinge inclined-plane gear
10306 is hinged with inclined-plane mate gear 10308, and the inclined-plane mate gear 10308 passes through shaft bar 10310 and shaft bearing plate
10309 are connected, and 10309 lower end of shaft bearing plate is connected with 104 inner wall of main wheel outline border, 10310 right end of shaft bar with
102 left end of side wheel up and down adjustment structure is connected, 10311 upper end of main wheel bar and 102 lower end phase of side wheel up and down adjustment structure
Connection, 10311 lower end of main wheel bar are meshed with 10312 upper end of main wheel transmission gear bar, the main wheel outline border 104 and side wheel
Outline border 105 is integrated, and the main wheel outline border 104 and 105 clearance fit of side wheel outline border, the side wheel outline border 105 pass through
Side wheel up and down adjustment structure 102 is connected with main wheel outline border 104,104 left and right ends of main wheel outline border axisymmetricly structure,
There are two and set on 104 left and right ends of main wheel outline border altogether for the side wheel outline border 105.
Display screen 7 described in this patent, is also generally referred to as monitor, and display screen 7 is to belong to the I/O of computer to set
It is standby, i.e. input-output equipment, it be it is a kind of certain electronic document is shown on screen again by specific transmission device it is anti-
Be mapped to the show tools of human eye, according to the difference of manufacture material, can be divided into: cathode-ray tube display (CRT), plasma is shown
Device PDP, liquid crystal display LCD etc..
It is carrying out in use, being encountered first by starting 1 general supply of articulated walking device of control button 8 on control cabinet 6
When topography of constructing difference is larger (side wheel height and angular adjustment are used in combination):
(1) side wheel height adjustment: the control button 8 on control cabinet 6 starts multidirectional motor 10221, and the upper end trunk made is multiple
It closes transmission gear 10217 to rotate, trunk Composite Transmission gear 10217 drives branch's Composite Transmission gear 10218 to revolve by conveyer belt
Turn, branch's Composite Transmission gear 10218 drive threaded rod 10201, threaded rod 10201 successively drives cooperation transmission wheel 10202 and
Twisted belt 10204 and Composite Transmission hinge wheel 10203 and drive rod 10205, drive rod 10205 drive connecting traction wheel 10208,
The convex block driving wheel 10210 finally made rotates, the convex block and flat U-rail plate 10209 that 10210 the upper end of convex block driving wheel is equipped with
Matching slides up and down flat U-rail plate 10209, thus by 10211 up/down top displacement bar 10212 of displacement jacking block, displacement bar
10212 directly drive convex shape sliding block 10215 to move up and down the height for changing side wheel outline border 105.
(2) angular adjustment: starting multidirectional motor 10221 by the control button 8 on control cabinet 6, so that left end/right end axis
Bar rotation, shaft drive inclined-plane mate gear 10308, inclined-plane mate gear 10308 to driving hinge inclined-plane gear 10306,
Hinge 10305 rotates at this time, and the rotation of 10305 rotatable engagement quadrangle gear 10304 of hinge drives its internal helical 10301, then
Compound helical teeth driving wheel 10302 is driven by helical teeth conveyer belt 10303, and compound helical teeth driving wheel 10302 and side wheel outline border internal tooth
10114 are meshed, and are directly changed the angle direction of side wheel outline border 105.
(3) supplement: adapting table 3 is the structure of Construction of Supporting machinery 4, and changeable 3 structure of adapting table, which is used to support, " bulldozes
The different construction machinery of machine ", " cement machine ", " scavenging machine " etc..
Problems solved by the invention is the prior art in use, the sundries such as construction site stone are more and districts and cities are complicated,
Work machine inconvenient walking in construction, influences construction efficiency, and the present invention is combined with each other by above-mentioned component, and the present invention is a kind of
Construction machinery with hinged running gear is carrying out in use, being started hingedly by the control button 8 on control cabinet 6 first
1 general supply of running gear, when encountering construction topography and differing larger (side wheel height and angular adjustment are used in combination), side wheel height tune
Section: the control button 8 on control cabinet 6 starts multidirectional motor 10221, and the upper end trunk Composite Transmission gear 10217 made rotates,
Trunk Composite Transmission gear 10217 drives branch's Composite Transmission gear 10218 to rotate by conveyer belt, branch's Composite Transmission gear
10218 drive threaded rods 10201, and threaded rod 10201 successively drives cooperation transmission wheel 10202 and twisted belt 10204 and answers
Transmission hinge wheel 10203 and drive rod 10205 are closed, drive rod 10205 drives connecting traction wheel 10208, the convex block driving wheel finally made
10210 rotations, the convex block that 10210 the upper end of convex block driving wheel is equipped with is matched with flat U-rail plate 10209 makes flat U-rail
Plate 10209 slides up and down, so that displacement bar 10212 directly drives convex by 10211 up/down top displacement bar 10212 of displacement jacking block
Font sliding block 10215 moves up and down the height for changing side wheel outline border 105, angular adjustment: is opened by the control button 8 on control cabinet 6
Multidirectional motor 10221 is moved, so that left end/right end shaft rotates, shaft drives inclined-plane mate gear 10308, inclined-plane cooperating teeth
Wheel 10308 is to drive hinge inclined-plane gear 10306, and hinge 10305 rotates at this time, 10305 rotatable engagement quadrangle gear of hinge
10304 rotations drive its internal helical 10301, then drive compound helical teeth driving wheel 10302 by helical teeth conveyer belt 10303, and
Compound helical teeth driving wheel 10302 and side wheel outline border internal tooth 10114 are meshed, and are directly changed the angle direction of side wheel outline border 105,
The articulated walking device 1 adheres to angle and height adjustment and operates with for different construction sites, walks more convenient, construction effect
Rate improves naturally.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.