CN206158543U

CN206158543U - Electronic synchronous grid operational system of adjusting luminance of overturning suitable for outside building curtain

Info

Publication number: CN206158543U
Application number: CN201621118677.6U
Authority: CN
Inventors: 陆强
Original assignee: JIANGSU AIWO ENERGY-SAVING TECHNOLOGY Co Ltd
Current assignee: JIANGSU AIWO ENERGY-SAVING TECHNOLOGY Co Ltd
Priority date: 2016-10-13
Filing date: 2016-10-13
Publication date: 2017-05-10
Anticipated expiration: 2026-10-13

Abstract

Electronic synchronous grid operational system of adjusting luminance of overturning suitable for outside building curtain is including the frame, the frame comprises horizontal support and vertical braces, still be provided with a plurality of grid blades between the vertical braces, stretching device is adjusted to last being provided with of transmission, it sets up inside vertical braces to adjust stretching device, transmission includes link axle and transmission steel pipe, link axle connects at transmission steel pipe both ends, be provided with the fixing base of adjusting luminance on the link axle excircle, the fixing base of adjusting luminance is connected on vertical braces, grid blade both sides tip all sets up the aluminium end, be provided with the adjust luminance crank axle and the loose axle of adjusting luminance on the aluminium end respectively, the crank axle of adjusting luminance is worn inside vertical braces with the loose axle one end of adjusting luminance, all is provided with nylon on the excircle and adds fine seat, nylon adds fine seat and is connected with vertical braces, not only having guaranteed the synchronism of opening and closing and the stability of grid blade, having prevented moreover that horizontal displacement from appearing in the grid blade, it is more convenient to install, pleasing to the eye.

Description

Electric synchronous upset light modulation grid runtime outside suitable for building curtain wall

Technical field

This utility model is related to building external protection device system, more particularly to it is a kind of suitable for building curtain wall outside sunshade Electric synchronous upset light modulation grid runtime.

Background technology

Building external protection device system is due to being disposed in the outdoor, so having to adapt to various possible terrible weathers Condition, such as typhoon, heavy rain, sand and dust, hail and accumulated snow, ice slush, while it is also contemplated that the impact of outside casual condition, such as anti- Robber, fire prevention, lightning protection and maloperation etc., therefore, exploitation has greater security energy and handling and building external envelope structure Same life-span, outdoor light modulation grid running gear system easy to repair, had both met the requirement of national building energy conservation, were also that building is outer The urgent needss in shading product market.

The light modulation grid running gear system of building external sunshade is applied at present, there is following foot：

1. majority directly drives drive link for tube shaped electric machine, and the rotation of grille blades is carried out with follower link by drive link Light modulation；Multigroup grille blades are opened if necessary to overall, can bring open and close between grille blades asynchronous；

2. due to voltage it sometimes appear that unstable situation, can cause motor output power not of uniform size, rotating speed speed Differ, have impact on the synchronicity opened and closed between grille blades；

3. motor is fixed in cross-brace, when linking axes can be caused to be driven, vibration occurs, drives vertical supporting resonance, Have impact on the synchronicity of the open and close of grille blades；

4. when in vile weather, such as strong wind, heavy rain etc., because grille blades open the shadow of asynchronous and wind-force Ring, the rotation that can not only affect grille blades is adjusted, and moving horizontally for grille blades occurs, affect whole device operation Systematic function, may damage grille blades, bring potential safety hazard；

5. grille blades install inconvenient, and appearance is unsightly.

The content of the invention

This utility model purpose is to provide the upset light modulation grid runtime of the electric synchronous outside suitable for building curtain wall, solution The above of having determined technical problem.

In order to realize above-mentioned technical purpose, above-mentioned technical requirements are reached, the technical scheme that this utility model is adopted is： Electric synchronous upset light modulation grid runtime outside suitable for building curtain wall, including framework；Described framework includes at least two Individual cross-brace；At least two vertical supportings are provided with described cross-brace；In described cross-brace and vertical supporting It is provided with actuating device；Some grille blades are additionally provided between described vertical supporting；It is provided with described actuating device Adjust stretching device；Described regulation stretching device is arranged on inside vertical supporting；It is characterized in that：Described actuating device bag Include linking axes and transmission steel pipe；Described linking axes is connected to transmission steel pipe two ends；Tune is provided with described linking axes is cylindrical Photofixation seat；Described light modulation fixed seat is connected on vertical supporting；Described grille blades both side ends all arrange aluminum termination； Light modulation crank axle and light modulation movable axis are respectively arranged with described aluminum termination；Described light modulation crank axle and light modulation movable axis one End is through inside vertical supporting, it is cylindrical on be both provided with nylon and add fine seat；Described nylon adds fine seat to be connected with vertical supporting.

As preferred technical scheme：Described actuating device also includes motor and speed reducer；Described motor one end sets It is equipped with the first fixed seat；Motor connection axle is provided between described motor and speed reducer；Is provided with described reductor Two fixed seats and reductor adapter sleeve component；The first described fixed seat is connected with cross-brace；Described the second fixed seat with Vertical supporting connects；Described reductor adapter sleeve component includes reductor adapter sleeve；Set inside described reductor adapter sleeve It is equipped with reductor connecting shaft；Described reductor connection shaft end is provided with the first groove；Described the first groove and first is logical Hole connects.

As preferred technical scheme：Described regulation stretching device includes light modulation crank base and crank；Described light modulation Crank base and crank two ends are provided with drive rod；Described light modulation crank base is by bonded in linking axes；Described crank It is connected with light modulation crank axle.

As preferred technical scheme：Described linking axes includes interlude；Described interlude two ends are symmetrically arranged with First kidney-shaped projection；The second through hole is provided with the first described kidney-shaped projection.

As preferred technical scheme：Described transmission steel pipe is heavy wall tubular construction, and two ends are symmetrically arranged with the second groove； The second described groove is connected with third through-hole.

As preferred technical scheme：Described aluminum termination includes special-shaped body；It is provided with described special-shaped body convex Block；The 3rd groove and fourth hole are provided with described projection；Described the 3rd groove and fourth hole is communicated.

As preferred technical scheme：Described light modulation crank axle includes straight section；Described straight section one end is provided with big convex Platform, the other end is provided with the second kidney-shaped projection；Small boss is provided with described big raised head face；The second described kidney-shaped projection On be provided with fifth hole.

As preferred technical scheme：By the second kidney-shaped projection insertion the between described light modulation crank axle and aluminum termination Three grooves, then finger setting is inserted by fifth hole and fourth hole.

As preferred technical scheme：Described nylon adds fine seat to include centre substantially；Described centre substantially two ends pair Title is provided with corpusculum；Described centre is substantially provided centrally with clematis stem hole；The 7th through hole is provided with described corpusculum.

As preferred technical scheme：The first groove is inserted in described linking axes one end by the first kidney-shaped projection, then leads to The second through hole and first through hole insertion finger setting are crossed, the other end inserts the second groove by the first kidney-shaped projection, then by second Through hole and third through-hole insertion finger setting.

The beneficial effects of the utility model are：Electric synchronous upset light modulation grid operation system outside suitable for building curtain wall System, compared with traditional structure：Actuating device is provided with, aluminum termination dims crank axle, dims movable axis, and nylon adds fine seat etc., no But the synchronicity and stability of the open and close of grille blades are ensure that, and prevents grille blades from horizontal displacement occur（Bag Include transverse horizontal and vertical levels）, security reliability height installs more convenient, attractive in appearance；Can ensure package unit outdoor temperature- 80 degree ~+80 degree can normally run, and not affected by the outside nature link such as temperature, humidity, atmospheric pressure, be a fitting The system for answering normal operation under round-the-clock environment.

Description of the drawings

Fig. 1 is this utility model three-dimensional general assembly schematic diagram；

Fig. 2 is that this utility model removes framework schematic three dimensional views；

Fig. 3 is this utility model Fig. 2A to zoomed-in view；

Fig. 4 is this utility model Fig. 2 C to zoomed-in view；

Fig. 5 is this utility model Fig. 2 B to zoomed-in view；

Fig. 6 is this utility model linking axes front view；

Fig. 7 is that this utility model is driven steel pipe front view；

Fig. 8 is this utility model aluminum termination front view；

Fig. 9 is that this utility model dims crank axle front view；

Figure 10 adds fine seat front view for this utility model nylon；

Figure 11 is this utility model reductor adapter sleeve 3-D view；

Figure 12 is this utility model reductor connecting shaft 3-D view；

Figure 13 is this utility model grille blades local scheme of installation；

In figure：1. framework, 2. cross-brace, 3. vertical supporting, 4. actuating device, 4-1. motors, 4-2. reductors, 4- 3. the first fixed seat, 4-4. motor connection axles, the fixed seats of 4-5. second, 4-6. reductor adapter sleeve components, 4-7. reductors connect Female connector, 4-8. reductor connecting shafts, the grooves of 4-9. first, 5. 4-10. first through hole, grille blades, 6. regulation stretching device, 6- 1. crank base, 6-2. cranks, 7. 6-3. drive rods, linking axes, 7-1. interludes, 7-2. the first kidney-shaped projections, 7-3. the are dimmed Two through holes, 8. transmission steel pipe, the grooves of 8-1. second, 9. 8-2. third through-holes, aluminum termination, 9-1. abnormity bodies, 9-2. projections, 9- 3. the 3rd groove, 9-4. fourth holes, 10. to dim crank axle, 10-1. straight sections, the big boss of 10-2., the kidney-shapeds of 10-3. second convex Block, 10-4. small boss, 10-5. fifth holes, 11. nylon add in the middle of fine seat, 11-1. substantially, 11-2. corpusculums, 11-3. the 6th Through hole, the through holes of 11-4. the 7th, 101. light modulation fixed seats, 102. light modulation movable axis.

Specific embodiment

This utility model is further described below in conjunction with the accompanying drawings；

In the accompanying drawings：Electric synchronous upset light modulation grid runtime outside suitable for building curtain wall, including framework 1；Institute The framework 1 stated includes at least two cross-braces 2；At least two vertical supportings 3 are provided with described cross-brace 2；It is described Cross-brace 2 and vertical supporting 3 on be provided with actuating device 4；According to it is actually used when the specification that needs, varying number is set Cross-brace 2 and vertical supporting 3, form multiple grill units, special electrical apparatus control system is further provided with, while control is more The isolated operation of platform motor and simultaneously synchronous operation, realize the synchronous upset simultaneously of six door frame grill units, also can reach every three door frame same Step operation upset, so as to meet the requirement for using；Some grille blades 5 are additionally provided between described vertical supporting 3；Described Regulation stretching device 6 is provided with actuating device 4；Described regulation stretching device 6 is arranged on inside vertical supporting 3；Described Actuating device 4 includes linking axes 7 and transmission steel pipe 8；Described linking axes 7 is connected to transmission steel pipe 8 two ends；Described linking axes 7 it is cylindrical on be additionally provided with light modulation fixed seat 101；The described material of light modulation fixed seat 101 be aluminium alloy, external diameter 80mm, interior Jing 44.2mm, length 25mm, its Main Function is prevented between linking axes 7 and the side wall of vertical supporting 3, when linking axes 7 is rotated There is undue wear and improve the axiality of the transmission of actuating device 4, to meet the requirement of safe handling；Described light modulation is consolidated Reservation 101 is bolted on vertical supporting 3；The described both side ends of grille blades 5 have all been bolted aluminum end 9；Light modulation crank axle 10 and light modulation movable axis 102 are respectively arranged with described aluminum termination 9；The described He of light modulation crank axle 10 The light modulation structure of movable axis 102 is similar, and light modulation crank axle 10 is than light modulation more than 102 small boss 10-4 of movable axis；Described is little convex Platform 10-4 is connected with crank 6-2；Described small boss 10-4 is shaped to square, triangle, kidney-shaped or trapezoidal, mesh Be in order to crank 6-2 coordinate be driven；Described light modulation crank axle 10 and light modulation movable axis 102 one end is through vertical supporting 3 Inside, it is cylindrical on be both provided with nylon and add fine seat 11；Described nylon adds fine seat 11 to be connected with vertical supporting 3 by bolt.

In Fig. 2, Fig. 3, Figure 11, Tu12Zhong, described actuating device 4 also includes motor 4-1 and reductor 4-2；Described Motor 4-1 one end is provided with the first fixed seat 4-3；Motor connection axle 4- is provided between described motor 4-1 and reductor 4-2 4；Described motor connection axle 4-4 material adopts 45# steel, length 140mm, maximum outside diameter 100mm, little axis body external diameter 42mm；Institute The second fixed seat 4-5 and reductor adapter sleeve component 4-6 are provided with the reductor 4-2 for stating；The first described fixed seat 4-3 is led to Cross bolt to be connected with cross-brace 2；The second described fixed seat 4-5 is connected by bolt with vertical supporting 3；Described reductor Adapter sleeve component 4-6 includes reductor adapter sleeve 4-7；Described reductor adapter sleeve 4-7 is connected by key with reductor 4-2 main shafts Connect；Described reductor adapter sleeve 4-7 materials be 45# steel, length 100mm, interior Jing 55mm；Described reductor adapter sleeve 4-7 It is internally provided with reductor connecting shaft 4-8；By being bonded between described reductor adapter sleeve 4-7 and reductor connecting shaft 4-8 Connect；Described reductor connecting shaft 4-8 material 45# steel, length 60mm, external diameter 55mm；Described reductor connecting shaft 4-8 end It is provided with the first groove 4-9；The first described groove 4-9 is connected with first through hole 4-10；Select DM92M-300/9 types Du Ya Tube shaped electric machine 4-1 exports power, and this power directly passes to reductor 4-2, the motor 4-1 of selection by motor connection axle 4-4 Rated voltage is 230V, and rated current is 4.45A, and rated power is 940W, and motor 4-1 overall lengths are 571mm, and outer tube diameter is 92mm, maximum load 300kg, rated speed 9Rpm, nominal torque 300Nm；Described reductor 4-2 rotating ratios are 8:1；It is described The torsional forces of motor 4-1 pass to after reductor 4-2, through 8:After 1 deceleration, via reductor adapter sleeve 4-7 and reductor Connecting shaft 4-8 drives linking axes 7 to rotate, and reaches the purpose of at the uniform velocity stable keying grille blades 5, it is ensured that grille blades 5 The synchronicity and stability of open and close, the grille blades that can be applicable to width 80mm ~ 400mm realize synchronous operation；Meet The all standards reached required by Guangzhou Automobile Workshop Honda 250 grid, electric turnover device passes actuating device machine drive motor Speed, can team control, single control than realizing linkage upset light modulation by the deceleration device for customizing.

In Fig. 1, Fig. 3, Fig. 6, Fig. 7, described actuating device 4 is by the first described fixed seat 4-3 and cross-brace 2 Even bolt connects, described the second fixed seat 4-5 and the bolt connection of vertical supporting 3, and fixed structure is compared actuating device 4 and is all fixed on The upward stability of cross-brace 2 is higher；Again the first groove is inserted by the first kidney-shaped projection 7-2 by described one end of linking axes 7 4-9, then insert finger setting by the second through hole 7-3 and first through hole 4-10, the other end is by the first kidney-shaped projection 7-2 insertions the Two groove 8-1, then finger setting is inserted by the second through hole 7-3 and third through-hole 8-2；The positioning for having light modulation fixed seat 101 again is led To effect；Three link collective effects cause the connective stability of actuating device 4 higher, and transmission is more smooth, are not in vibration, enter The synchronicity and stability of the open and close that ensure that grille blades 5 of one step.

In Fig. 4, Fig. 6, described linking axes 7 includes interlude 7-1；Described interlude 7-1 two ends are symmetrically arranged with First kidney-shaped projection 7-2；The second through hole 7-3 is provided with the first described kidney-shaped projection 7-2；Linking axes 7 adopts SUS304 not Rust steel matter, external diameter is 40mm, and length is the solid shafting of 220mm, the driving force that reductor 4-2 is exported is conducted to light modulation crank Seat 6-1；Described light modulation crank base 6-1 length 190mm, width 70mm, thickness is 20mm, and material is 45# steel, with linking axes 7 Rotate together；Described light modulation crank base 6-1 and crank 6-2 two ends is provided with drive rod 6-3；Described light modulation crank base 6-1 By bonded in linking axes 7；Described crank 6-2 is connected with light modulation crank axle 10；If so that adjust stretching device 6 driving Together downward 0 ~ -90 degree of synchronous flip angle is closed completely dry individual grille blades 5, accomplishes summer shaded effects, is accordingly turned over upwards Turn maximum 0 ~+90 degree to fully open, accomplish winter light lead effect.

In Fig. 6, Fig. 7, the described two ends of transmission steel pipe 8 are symmetrically arranged with the second groove 8-1；The second described groove 8- 1 connects with third through-hole 8-2；The described external diameter 42mm pipes of transmission steel pipe 8, wall thickness 4mm, two ends respectively with the end of linking axes 7 Portion's the first kidney-shaped projection 7-2 connections, and fixed with pin, it is hollow pipe due to being driven steel pipe 8, the weight of itself is not only alleviated, Enough inertia force and moment of torsion can also be provided to meet the transmission of rotatory force, than solid shafting cost has been saved, reduce energy consumption, Ensure that the synchronicity and stability of the open and close of grille blades 5.

In Fig. 4, Fig. 5, Fig. 8, Fig. 9, Tu13Zhong, described aluminum termination 9 includes special-shaped body 9-1；Described special-shaped body Projection 9-2 is provided with 9-1；The 3rd groove 9-3 and fourth hole 9-4 is provided with described projection 9-2；Described the 3rd is recessed Groove 9-3 and fourth hole 9-4 are communicated；Described light modulation crank axle 10 includes straight section 10-1；Described straight section 10-1 one end is arranged There is big boss 10-2, the other end is provided with the second kidney-shaped projection 10-3；Small boss is provided with described big boss 10-2 end faces 10-4；Fifth hole 10-5 is provided with the second described kidney-shaped projection 10-3；Described light modulation crank axle 10 and aluminum termination 9 it Between the 3rd groove 9-3 is inserted by the second kidney-shaped projection 10-3, it is then fixed by fifth hole 10-5 and fourth hole 9-4 insertion pins Position；The material of aluminum termination 9 is aluminium alloy, and center thickness is 60mm, and total length is 250mm；The light modulation external diameter 15mm of crank axle 10, length 52mm, material is SUS304 rustless steels；The rotatory force that light modulation crank axle 10 comes crank 6-2 transmission, conducts to aluminum termination 9, from And drive aluminum termination 9 to rotate, movable axis 102 and the common supportive grid blade 5 of light modulation crank axle 10 are dimmed, then drive grille blades 5 rotate；Transmission is smooth, installs more convenient and attractive in appearance.

In Figure 10, Tu13Zhong, described nylon adds fine seat 11 to include centre substantially 11-1；Described centre substantially 11-1 two End is symmetrically arranged with corpusculum 11-2；Described centre substantially 11-1 is provided centrally with clematis stem hole 11-3；Described corpusculum 11-2 On be provided with the 7th through hole 11-4；Nylon adds fine seat 11 to be set on light modulation crank axle 10, and nylon adds the side of fine seat 11 to pass through spiral shell Tether and be connected on the side wall of vertical supporting 3, opposite side is close on big boss 10-2, outside external grid blade 5 is by typhoon etc. When portion's power has horizontal displacement, necessarily pulled crank axle 10 is dimmed laterally by aluminum termination 9, but now because nylon adds fine seat 11 obstruct, just plays and prevents outside pulling, so as to also prevent moving horizontally for grille blades 5（Including transverse horizontal and Vertical levels）, the effect for drawing tighter and tighter is served, security reliability is high.

Above-described embodiment is only intended to clearly illustrate this utility model description, and not to the limit of embodiment It is fixed, to those of ordinary skill in the art, the change of other multi-forms can also be made on the basis of the above description Or change, there is no need to be exhaustive to all of embodiment, and the obvious change thus amplified out Or among changing still in protection domain of the present utility model.

Claims

1. the electric synchronous upset light modulation grid runtime being applied to outside building curtain wall, including framework（1）；Described framework （1）Including at least two cross-braces（2）；Described cross-brace（2）Inside it is provided with least two vertical supportings（3）；It is described Cross-brace（2）And vertical supporting（3）On be provided with actuating device（4）；Described vertical supporting（3）If between be additionally provided with Dry grille blades（5）；Described actuating device（4）On be provided with regulation stretching device（6）；Described regulation stretching device（6） It is arranged on vertical supporting（3）It is internal；It is characterized in that：Described actuating device（4）Including linking axes（7）With transmission steel pipe（8）； Described linking axes（7）It is connected to transmission steel pipe（8）Two ends；Described linking axes（7）Light modulation fixed seat is provided with cylindrical （101）；Described light modulation fixed seat（101）It is connected to vertical supporting（3）On；Described grille blades（5）Both side ends all set Put aluminum termination（9）；Described aluminum termination（9）On be respectively arranged with light modulation crank axle（10）With light modulation movable axis（102）；Described Light modulation crank axle（10）With light modulation movable axis（102）One end is through vertical supporting（3）Inside, it is cylindrical on be both provided with nylon and add fibre Seat（11）；Described nylon adds fine seat（11）With vertical supporting（3）Connection.

2. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described actuating device（4）Also include motor（4-1）And reductor（4-2）；Described motor（4-1）One end is arranged There is the first fixed seat（4-3）；Described motor（4-1）And reductor（4-2）Between be provided with motor connection axle（4-4）；It is described Reductor（4-2）On be provided with the second fixed seat（4-5）With reductor adapter sleeve component（4-6）；The first described fixed seat （4-3）With cross-brace（2）Connection；The second described fixed seat（4-5）With vertical supporting（3）Connection；Described reductor connects Female connector component（4-6）Including reductor adapter sleeve（4-7）；Described reductor adapter sleeve（4-7）It is internally provided with reductor company Spindle（4-8）；Described reductor connecting shaft（4-8）End is provided with the first groove（4-9）；The first described groove（4-9） With first through hole（4-10）Connection.

3. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described regulation stretching device（6）Including light modulation crank base（6-1）And crank（6-2）；Described light modulation crank base （6-1）And crank（6-2）Between be provided with drive rod（6-3）；Described light modulation crank base（6-1）By bonded in linking axes （7）On；Described crank（6-2）With light modulation crank axle（10）Connection.

4. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described linking axes（7）Including interlude（7-1）；Described interlude（7-1）Two ends are symmetrically arranged with the first kidney-shaped Projection（7-2）；The first described kidney-shaped projection（7-2）On be provided with the second through hole（7-3）.

5. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described transmission steel pipe（8）For heavy wall tubular construction, two ends are symmetrically arranged with the second groove（8-1）；Described second is recessed Groove（8-1）With third through-hole（8-2）Connection.

6. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described aluminum termination（9）Including special-shaped body（9-1）；Described special-shaped body（9-1）On be provided with projection（9-2）； Described projection（9-2）On be provided with the 3rd groove（9-3）And fourth hole（9-4）；The 3rd described groove（9-3）With the 4th Through hole（9-4）Communicate.

7. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described light modulation crank axle（10）Including straight section（10-1）；Described straight section（10-1）One end is provided with big boss （10-2）, the other end is provided with the second kidney-shaped projection（10-3）；Described big boss（10-2）Small boss is provided with end face （10-4）；The second described kidney-shaped projection（10-3）On be provided with fifth hole（10-5）.

8. it is according to claim 7 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described light modulation crank axle（10）With aluminum termination（9）Between pass through the second kidney-shaped projection（10-3）Insert the 3rd groove （9-3）, then by fifth hole（10-5）And fourth hole（9-4）Insertion finger setting.

9. it is according to claim 1 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described nylon adds fine seat（11）Including centre substantially（11-1）；Described centre is substantially（11-1）Two ends symmetrically set It is equipped with corpusculum（11-2）；Described centre is substantially（11-1）It is provided centrally with clematis stem hole（11-3）；Described corpusculum（11-2） On be provided with the 7th through hole（11-4）.

10. it is according to claim 4 suitable for building curtain wall outside electric synchronous upset light modulation grid runtime, it is special Levy and be：Described linking axes（7）One end passes through the first kidney-shaped projection（7-2）Insert the first groove（4-9）, then it is logical by second Hole（7-3）And first through hole（4-10）Insertion finger setting, the other end passes through the first kidney-shaped projection（7-2）Insert the second groove（8- 1）, then by the second through hole（7-3）And third through-hole（8-2）Insertion finger setting.