CN102583131A - Elevator shaft wall assembled by combined shaft frames - Google Patents
Elevator shaft wall assembled by combined shaft frames Download PDFInfo
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- CN102583131A CN102583131A CN2012100205661A CN201210020566A CN102583131A CN 102583131 A CN102583131 A CN 102583131A CN 2012100205661 A CN2012100205661 A CN 2012100205661A CN 201210020566 A CN201210020566 A CN 201210020566A CN 102583131 A CN102583131 A CN 102583131A
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Abstract
The invention discloses an elevator shaft wall assembled by combined shaft frames, which relates to lifting equipment. The elevator shaft wall comprises a shaft tower with a metal structure and a bottom pit body, wherein the shaft tower comprises two or more shaft frames, and the bottom of the shaft tower is fixedly mounted on the bottom pit body through high-strength bolts. Each shaft frame comprises four vertical columns and at least eight crossbeams, the vertical columns are distributed at four corners of the shaft frame, the crossbeams are connected with the vertical columns transversely, connecting seats are arranged at two ends of each vertical column and each crossbeam, each connecting seat is provided with at least one connecting hole, and the shaft frames are connected through the connecting holes by the aid of the high-strength bolts. The combined shaft frames can be produced in factories in a standardized manner and can be assembled on site, and by the aid of the elevator shaft wall, construction period can be shortened favorably, cost can be saved, manufacturing cost can be reduced, mounting efficiency and quality of elevators can be improved, and affection on ventilation and lighting for residents during mounting elevators can be reduced. In addition, the elevator shaft wall can be mainly used for old low-rise houses with storeys less than nine.
Description
Technical field
The present invention is " a kind of employing compound type derrick stack-mounted elevator " at the invention and created name of first to file, and application number is ZL201120001100.8, and the applying date is on January 4th, 2011.
The present invention relates to a kind of lifting means, particularly relate to a kind of elevator.
Background technology
The hoistway of existing elevator is to be the car space that operation is provided with counterweight, and this space is that the end, well enclosure and the hoistway with well pit push up is boundary.Around the hoistway is well enclosure, well enclosure be used for installing elevator parts such as car guide rail and counterweight guide rail and separate hoistway and other places between body of wall or works.Because old-fashioned low-rise dwelling great majority do not consider to install elevator, so need newly-built well enclosure when installing elevator additional, newly-built well enclosure is the boundary with bottom end station flooring, and the end flooring of standing can be the civil engineering works with top, also can be metallic structures; Hoistway below the flooring of bottom end station partly is called pit, and hole wall around the pit and base foundation thereof are formed pit hole body, and pit hole body is the extension of well enclosure, is the component part of well enclosure, also is the basic design of elevator load bearing.
Install additional in the elevator process at aging blocks, newly-built well enclosure generally adopts the civil engineering structure at present, and well enclosure civil engineering construction work capacity is big, long in time limit, cost is high, the civil engineering cost near in addition surpass the selling price of elevator itself; And fully enclosed well enclosure civil engineering influences the ventilation and lighting of stair, receives the opposition of many low layers resident family.
In order to solve the ventilation and lighting problem of stair, the well enclosure that aging blocks install elevator additional can adopt steel structure derrick, and the great advantage of steel structure is a short and Drawability of light in structure, duration.If but steel structure derrick process on the spot at the scene, weld, its working out is very big, and is long in time limit, tooling cost often surpasses the cost of civil engineering, the working accuracy of field operation is also restive, might influence the installation quality of elevator.As the carrying basis of steel structure derrick, its pit hole body construction generally adopts ferro-concrete cast in situs, and cast in situs pit hole body generally needs more than 20 day, if run into continuous wet weather, the duration might drag longlyer.Steel structure field operation and pit construction period, long problem was not only spun out the time that elevator is delivered for use, and brought very big inconvenience on the living conditions for place building resident family, had influenced the normal life of resident family to a certain extent.
Summary of the invention
Above-mentioned defective to existing elevator hoistways wall existence; The purpose of this invention is to provide a kind of employing compound type derrick stack-mounted elevator hoistways wall; Adopt the compound type derrick stack-mounted well enclosure can the reduction of erection time; Save cost, reduce cost, favourable solution ventilation and penetrating light problem, the installation effectiveness and the installation quality of raising elevator; Pit operating technique efficient of the present invention is high, the duration is short, and favourable minimizing pit construction is to the influence of resident family's daily life.
The objective of the invention is to realize: a kind of employing compound type derrick stack-mounted elevator hoistways wall through following technical scheme; Said metal construction headframe comprises the derrick more than 2; Each described derrick comprises 4 columns and crossbeam; Said column is distributed in four jiaos of derrick, and said crossbeam comprises at least 2 back rest, at least 2 left side beams and at least 2 right side beams, and the two ends of the said back rest, left side beam and right side beam laterally join with column respectively;
Said crossbeam comprises at least 1 front-axle beam and at least 1 door beam, is provided with doorframe between said door beam and the front-axle beam of being located at its below, and the two ends of a said front-axle beam and a beam laterally join with column respectively;
Each described derrick comprises Connection Block; Said Connection Block can be located at the outside at column or crossbeam two ends; Also can be located at the inboard at column or crossbeam two ends, said Connection Block is provided with at least 1 connecting bore, connects with high strength bolt through connecting bore between each described derrick;
Be the convenient car guide rail of installing; Each described derrick comprises at least 2 pairs of car guide rail framves; Described every pair of car guide rail frame is symmetrically set in the inboard, middle part of left side beam and right side beam, or is symmetrically set in the inboard, middle part of left side beam and right side beam through the guide rail bracket connecting element;
Be the convenient counterweight guide rail of installing, each described derrick comprises at least 2 pairs of counterweight guide rail brackets, and described every pair of counterweight guide rail bracket is symmetrically set in the posterior medial of left side beam and right side beam, or is located at the inboard of the back rest, also can be located at the inboard of left side beam or right side beam; Perhaps, described every pair of counterweight guide rail bracket is symmetrically set in the posterior medial of left side beam and right side beam through the guide rail bracket connecting element, or is located at the inboard of the back rest through the guide rail bracket connecting element, also can be located at the inboard of left side beam or right side beam through the guide rail bracket connecting element;
For making things convenient for mounting layer door guide rail and landing sill; Each described derrick comprises door track connecting element and sill frame; Described door track connecting element is located at the inboard of a beam or is located between the front-axle beam of a beam and top thereof, and described sill is set up in an inboard of the front-axle beam of beam below.
The present invention can further improve, and on the basis of technique scheme, said column comprises stand, and the two ends of said front-axle beam and door beam laterally join through stand and column; The two ends of the said back rest laterally join through stand and column;
Perhaps, said column comprises stand, and the two ends of said left side beam laterally join through stand and column, and the two ends of said right side beam laterally join through stand and column.
Elevator hoistways wall described in above-mentioned two technical schemes also comprises basis or pit hole body, and described metal construction headframe is selected one and is installed on basis or the pit hole body;
Described basis is a reinforced concrete structure; Four jiaos of said basic upper surface are provided with holding-down bolt; The setting of said holding-down bolt cooperates with connecting bore on the derrick Connection Block, and described metal construction headframe bottom is installed on the basis through the holding-down bolt on even keel;
Described pit hole body comprises the hole wall of horizontally disposed basis and square shape structure; Wall perpendicular being located on the basis and with basic sealed type in said hole is connected; Four jiaos of said hole wall upper surface are provided with holding-down bolt; The setting of said holding-down bolt cooperates with connecting bore on the derrick Connection Block, and described metal construction headframe bottom is installed on the body of pit hole through the holding-down bolt on even keel;
Described pit hole body adopts the ferro-concrete primary concreting to form in constructing at the scene; Perhaps, the basis in the body of said pit hole adopts ferro-concrete to build in constructing at the scene, and the hole wall in the body of said pit hole adopts reinforced concrete precast member, is preset with to the and arranged on left and right sides of said hole wall or forward and backward bilateral symmetry the suspension hook more than 4;
In order to improve the intensity of derrick, make it be not easy to produce deformation, be provided with tie rod or brace panel in the technique scheme between the crossbeam of each said derrick and the column; Perhaps, be provided with tie rod or brace panel between the crossbeam of each said derrick;
For heat-insulating sound-insulating, the waterproof of keeping off the rain, prevent that foreign material from getting into hoistway; Each said derrick comprises that hoistway encloses shielding apparatus in the technique scheme; Described hoistway encloses shielding apparatus and comprises enclosing to cover plate and enclose and cover board mounting stand; Described enclosing covered the outside that board mounting stand is located at derrick, and described enclosing covered plate and be installed in to enclose through check screw and cover on the board mounting stand;
Upper and lower column can accurately dock and location and installation when making things convenient for derrick installation; Said column comprises the column joint; It is inboard that the bottom of said column joint is fixedly arranged on top or the bottom of column, and the head of said column joint is trapezium structure and cooperates with the bottom or the top of another column;
Perhaps, said column comprises taper pin and pin-and-hole, and said taper pin is located at the top or the bottom of column, and said pin-and-hole is located at bottom or the top of column and is cooperated with taper pin.
Advantage of the present invention is:
1, employing metal construction compound type derrick can the reduction of erection time.The great advantage of metal construction derrick is that the duration is short; Because the metal construction derrick can be in factory normalization production; Production process has continuity, according to the assembling flexibly at the scene of the floor number of plies, can save the trouble of well enclosure civil engineering during installation; Adopt the metal construction derrick can also improve the installation effectiveness of elevator, therefore reduction of erection time greatly.
2, adopt metal construction compound type derrick can save cost, reduce cost.The metal construction derrick reduces the elevator overall cost through following three aspects:
The one, can reduce the productive costs of well enclosure.By aging blocks is 8 layers, ten thousand yuan of the well enclosure of present civil engineering structure or the about 24--25 of the every terraced cost of metal construction headframe of field machining.The metal construction derrick is in factory normalization production; The about 8000--9000 of the productive costs of every joint derrick unit; Processing, the transportation of 8 joint derricks and machine room framves, install, spray paint, enclose ten thousand yuan of the about 16-18 of the total expenses of covering, than adopting ten thousand yuan of the about 7-8 of civil engineering well enclosure saving;
The 2nd, can save the cost of installation of elevator.Because the assembling point of metal construction derrick is prefabricated in factory process, so derrick has good assembling, guide rail and other elevator components can directly be installed on derrick, therefore can improve the installation effectiveness of elevator greatly, save cost of installation;
The 3rd, can reduce the pit construction cost.According to calculating; The about 13-15 ton of every layer of quality of the well enclosure of civil engineering structure, the about 110-130 ton of the well enclosure that 8 floors are high is because the pit foundation load is big; The civil engineering well enclosure requires high to the basis, and the construction of most of pit all relates to a high pipeline moving costs (ten thousand yuan of about 5-10); And heavily about 1 ton of the every joint of steel structure derrick, its quality is merely 1/13 of civil engineering well enclosure, if adopt the aluminum alloy derrick, its structure is lighter, and quality has only 1/40 of civil engineering well enclosure.Because the metal construction derrick geometry is light, the pit given tensile load is little, adopts the metal construction derrick can reduce the pit construction cost, even can save the pipeline moving costs.
3, adopt the favourable solution ventilation and penetrating light of metal construction compound type derrick problem.The metal construction derrick does not have fully enclosed well enclosure civil engineering, and around the derrick enclose to cover can be taked flexible way, makes hoistway keep certain ventilation and penetrating light function.Derrick encloses and covers materials such as can adopting case hardened glass, cleading, louver and enclose to cover or adopt multiple material mixing to enclose and cover; Case hardened glass encloses and covers and can carry out heat insulation processing through coating; Make its both can heat-insulating sound-insulating, the waterproof of keeping off the rain; Prevent that foreign material from getting into, have certain printing opacity function again, thereby the influence of low layer resident family ventilation and lighting is reduced to minimum to the installation elevator.
4, adopt metal construction compound type derrick can improve the installation quality of elevator.Because the metal construction derrick is in factory normalization production, the working accuracy of derrick can be controlled, and therefore can improve the setting accuracy and the installation quality of elevator, thus the safety of favourable raising elevator operation and the service life that prolongs elevator.
5, adopt pit prefabricating technique efficient height, duration weak point, little to resident family's influence.Because pit of the present invention hole body can adopt reinforced concrete precast member, so favourable raising operating efficiency shortens the construction period, can reduce the influence of pit construction to the daily life of place building resident family.
Description of drawings
Fig. 1 embodiment one compound type derrick transparent view
The double-combined derrick of Fig. 2 embodiment left side frame right elevation
The right frame right elevation of the double-combined derrick of Fig. 3 embodiment
The double-combined derrick side arm of Fig. 4 embodiment back view
The double-combined derrick after-frame of Fig. 5 embodiment front elevation
Fig. 6 embodiment two left framves, right frame, side arm, after-frame assembly drawing
Fig. 7 car guide rail frame or counterweight guide rail bracket mount scheme 1 scheme drawing
Fig. 8 car guide rail frame or counterweight guide rail bracket mount scheme 2 scheme drawings
Fig. 9 car guide rail frame or counterweight guide rail bracket mount scheme 3 scheme drawings
Figure 10 column taper pin cooperates scheme drawing with pin-and-hole
Figure 11 angle steel column connects scheme drawing
Figure 12 square tube crossbeam connects scheme drawing
Figure 13 angle steel crossbeam connects scheme drawing
Figure 14 column joint cooperates scheme drawing with the square tube column
The direct wall-attaching equipment scheme drawing of Figure 15
The indirect wall-attaching equipment scheme drawing of Figure 16
Figure 17 pit hole body transparent view
Figure 18 cheats wall reinforced concrete precast member transparent view
Figure 19 reinforcement foundation precast concrete transparent view
Figure 20 basis and hole wall construction cutaway view
Figure 21 multi-layer combined type derrick and the equipped scheme drawing of pit hole body
Figure 22 hoistway encloses the shielding apparatus scheme drawing
In the drawings: derrick 1 Cab 2 Wall 6 Bottomless pit pits 13 Uprights 101 Stud connectors 101A Taper pins 101B Pin Hole 101C Front spar 102 Door beams 103 104 left rear spar beam 105A right side of the beam 105B brace or reinforcing plate 106A strengthened frame 106B Connection Block 107 connection hole 108 bolt 108A Stand 109? ? Stand plate 109A cage guide rails 110 car guide rail frame 111 platen 112 rail rack mount 113 adjusting screw or washer 114 counterweight guide rails 115 for heavy rail frame 116 With wall bracket 117 bridge connecting rod 118 bar 119 into the wall bolt 120 base 130 Kengbi 132 bolt 134 steel mesh 135 hook 138 door rail fasteners 22 doorframe 25 sill frame 29 enclosed plate 31 enclosed plate mounting bracket 32 fixing screws 33
The specific embodiment
Embodiment one: like Fig. 1, shown in Figure 21; A kind of employing compound type derrick stack-mounted elevator hoistways wall; Comprise steel structure headframe and pit hole body 13; Described steel structure headframe is the number of plies that floor is installed according to elevator, is assembled by 1 lamination of the derrick more than 2 to form, and said steel structure headframe bottom is installed on the holding-down bolt 134 of pit hole body 13 upper surfaces through high strength bolt 108A on even keel.
As shown in Figure 1; Each described derrick 1 comprises 4 columns 101; Described column 101 is distributed in four jiaos of derrick 1; The top of column 101 and bottom on even keel are installed with Connection Block 107, and Connection Block 107 is provided with 4 connecting bores 108, connect through connecting bore 108 usefulness high strength bolt 108A between described each derrick 1.
Each described derrick 1 comprises 104,3 left side beam 105A of 3 back rest and 3 right side beam 105B, and the two ends of the said back rest 104 laterally join with column 101 respectively, and the two ends of said left side beam 105A and right side beam 105B also laterally join with column 101 respectively; For increasing the intensity of derrick 1, be provided with brace panel 106A between the described back rest 104 and the column 101; Between described left side beam 105A and the column 101, also be provided with brace panel 106A between described right side beam 105B and the column 101.
Each described derrick 1 comprises 2 front- axle beams 102 and 1 door beam 103; Described door beam 103 is located between 2 front-axle beams 102; Be provided with doorframe 25 between described door beam 103 and the front-axle beam of being located at below it 102; Height >=the 2000mm of said doorframe 25, the two ends of said front-axle beam 102 and door beam 103 laterally join with column 101 respectively; Be to increase the intensity of derrick 1, be provided with brace panel 106A between said front-axle beam 102, door beam 103 and the column 101;
See Fig. 1, Fig. 7, shown in Figure 8, each described derrick 1 comprises 2 car guide rails 110 (Fig. 1 is not shown), 3 pairs of car guide rail framves 111, pressing plate 112 and 3 pairs of guide rail bracket connecting elements 113; Described car guide rail 110 is fixedly arranged on the car guide rail frame 111 through pressing plate 112, and described car guide rail frame 111 is inboard through the middle part that guide rail bracket connecting element 113 symmetries are fixedly arranged on left side beam 105A and right side beam 105B.As shown in Figure 7, in order to guarantee the setting accuracy of car guide rail 110, be provided with governing screw or packing ring 114 between car guide rail frame 111 and the guide rail bracket connecting element 113, make car guide rail frame 111 and car guide rail 110 can realize left and right adjusting; Perhaps as shown in Figure 8; Described guide rail bracket connecting element 113 symmetries are fixedly arranged on the inboard, middle part of left side beam 105A and right side beam 105B; Described car guide rail frame 111 is provided with slide opening, and car guide rail frame 111 and car guide rail 110 are realized left and right adjusting through governing screw 114 and cooperating of slide opening.
See Fig. 1, shown in Figure 9, each described derrick 1 comprises 2 counterweight guide rails 115 (Fig. 1 is not shown), 3 pairs of counterweight guide rail brackets 116, pressing plate 112 and 3 pairs of guide rail bracket connecting elements 113; Described counterweight guide rail 115 is installed on the counterweight guide rail bracket 116 through pressing plate 112; Described every pair of counterweight guide rail bracket 116 is fixedly arranged on the inboard of the back rest 104 through guide rail bracket connecting element 113 symmetries, and (the guide rail bracket connecting element 113 of in other embodiments, counterweight guide rail bracket 116 being installed also can be symmetrically set in the posterior medial of left side beam 105A and right side beam 105B; If counterweight is located at the left side or the right side of car 2,113 of the guide rail bracket connecting elements that counterweight is installed correspondingly are symmetrically set in the inboard of left side beam 105A or right side beam 105B).In order to guarantee the setting accuracy of counterweight guide rail 115, counterweight guide rail bracket 116 is provided with slide opening, slide opening with can realize left and right adjusting with making counterweight guide rail bracket 116 and counterweight guide rail 115 cooperating of guide rail bracket connecting element 113.
The both sides of the top of car 2 and two bottom sides, counterweight frame respectively are provided with leads boots (Fig. 1 is not shown); Lead boots and car guide rail 110, car 2 and counterweight are realized directional tagging, car 2 and counterweight can only be moved up and down along guide rail separately with cooperating of counterweight guide rail 115.
See Fig. 1; Each described derrick 1 comprises door track connecting element 22 and sill frame 29; Described door track connecting element 22 is located between the front-axle beam 102 of a beam 103 and top thereof (also can be located at the inboard of a beam 103), and door track connecting element 22 is provided with screw or bolt is used for mounting layer door guide rail; Described sill frame 29 is located at the inboard of the front-axle beam 102 of a beam 103 belows, and described sill frame 29 is used for the mounting layer gate sill.
The height of derrick described in the present embodiment 1 adapts with the story height of adorning terraced building, and the story height that this example is adorned terraced building is 3000mm, so the height of each derrick 1 also is 3000mm.Be convenient processing, transportation and install that derrick 1 can carry out standardized production in factory, plant produced does not receive weather effect, and production process has continuity, can the reduction of erection time, improve derrick work efficiency and working accuracy.The derrick 1 of present embodiment is taked whole processing method when producing; Whole processing method is with front-axle beam 102, door beam 103, the back rest 104 and left side beam 105A, right side beam 105B and all adopts affixed (promptly welding) being connected of column 101, and the derrick after affixed is the integral type derrick.The integral type derrick geometry is firm, and working accuracy is high, but oad is big, and it is higher to transport and install inconvenience a little and cost.
The installation of integral type derrick can be adopted lift-on/lift-off system or load on top system.Lift-on/lift-off system is as piling up wood, through crane derrick 1 is sling, stack installation successively from low to high; Load on top system be adopt dedicated hydraulic equipment with the first segment derrick from the bottom jack-up; Put into the second joint derrick in its underpart, both through high strength bolt affixed after, again with the second joint derrick from the bottom jack-up; Put into the 3rd joint derrick again in its underpart ... So analogize, until having adorned the final section derrick.
See Fig. 1, shown in Figure 10; Because the quality of integral type derrick is big; The location butt joint of upper and lower derrick connecting bore 108 during for convenient the installation; The Connection Block 107 on said column 101 tops is provided with protruding taper pin 101B, and the Connection Block 107 of said column 101 bottoms is provided with the pin-and-hole 101C that cooperates with taper pin 101B, and the installation effectiveness that taper pin 101B and pin-and-hole 101C can improve the integral type derrick is set on Connection Block 107.
Hoistway is the space of elevator cage operation, is the place that the various mechanical electric equipment of elevator are installed.In order to guarantee the normal operation of various device in the hoistway, guarantee the safe in operation of car, the derrick outside is necessary to be provided with hoistway and encloses shielding apparatus.The purpose that hoistway encloses shielding apparatus is set is for sunshading and heat-insulating, the waterproof of keeping off the rain, sound insulation and noise reduction and prevents that foreign material from getting into car, make hoistway keep good working environment and security context.
Shown in figure 22, described hoistway encloses shielding apparatus and comprises enclosing to cover plate 31 and enclose and cover board mounting stand 32, and described enclosing covered the outside that board mounting stand 32 is located at derrick 1, and described enclosing covered plate 31 and be installed in to enclose through check screw 33 and cover on the board mounting stand 32.Described enclosing covered plate 31 and can be adopted cleading, case hardened glass or louver etc.The advantage of cleading is that cost is lower, heat insulation performance good, but light transmission is poor, facing is attractive in appearance inadequately, and the cleading of band metal surface also gets rusty easily; The advantage of case hardened glass is that light transmission is good, facing is attractive in appearance; Can not get rusty, but thermal insulation is poor, causes hoistway high temperature easily; And then influence service life of elevator; The way that solves is that the outside face at case hardened glass sprays premium-quality insulating moulding coating, and to form heat insulating coat one, the case hardened glass behind the spraying heat insulating coat still has certain light transmission.
As previously mentioned, described well enclosure also comprises pit hole body 13.Like Figure 17--shown in 19; Described pit hole body 13 comprises horizontally disposed basic 130 and the hole wall 132 of square opening shape structure; Four jiaos of said hole wall 132 upper surfaces are embedded with the high strength holding-down bolt 134 that is used for the installing bottom layer derrick; (not shown)s are welded with hole wall 132 interior mattresss 135 in the lower end of holding-down bolt 134; The setting of holding-down bolt 134 cooperates with connecting bore 108 on the bottom derrick Connection Block, and said hole wall 132 is erected on the basis 130 and is affixed with basic 130 sealed types, and the oad around said basic 130 is corresponding more than the oad 200mm greater than hole wall 132.
In order to guarantee that pit hole body 13 has enough bearing capacities and intensity, pit hole body 13 adopts reinforced concrete structure.The construction of pit hole body 13 can be adopted casting method, prefabrication or build prefabrication, and present embodiment adopts builds prefabrication.The hole wall 132 of building prefabrication adopts reinforced concrete precast member, and ferro-concrete cast in situs is used on 130 on basis, and the working procedure of building prefabrication is;
1, dig and cheat the hole, the compacting soil layer, it is floating to cheat the end with cement mortar;
2, put into the used double steel bar net 135 in basis 130 end in the hole;
3, prefabricated pit wall 132 reinforced concrete members.Like Figure 18, shown in Figure 20; Can adopt punching block when prefabricated; In punching block, insert the used mattress 135 of hole wall 132, in the preset hole of punching block pre-embedded anchoring bolts 134 and suspension hook 138 and with mattress 135 welding, cement injection mortar, tamping are until its dry forming then;
4, will cheat wall 132 preformed parts and hang in the desired location in the hole, hole, the mattress 135 of wall 132 lower ends, hole and mattress 135 weld togethers on basis 130;
5, the pre-buried Power Ground line in basic 130 bottoms, cement injection mortar and tamping in the hole are until the design thickness that reaches basis 130;
6, measure through level indicator, make the upper surface of hole wall 132 keep horizontality;
7, remove unnecessary cement mortar in the pit, make the upper surface on basis 130 keep formation state, buffer base is installed, cheating wall 132 outside backfill earthwork and tamping soil layer.
Build prefabrication water underpin 130 back just can the backfill earthwork, just steel structure derrick can be installed after 10 days, operating efficiency, the reduction of erection time that therefore can improve pit greatly, the minimizing pit is constructed to the influence of resident family's daily life.
For inclination that prevents derrick and the squareness that keeps derrick, between derrick and body of wall, should add wall-attaching equipment.Wall-attaching equipment can adopt direct wall-attaching equipment or indirect wall-attaching equipment according to the actual conditions of building.Shown in figure 15, directly wall-attaching equipment comprises attached wall frame 117 and goes into wall screw 120, goes into wall screw 120 and imbeds in the body of wall 6, and attached wall frame 117 is installed in derrick 1 and with to go into wall screw 120 affixed; Shown in figure 16, wall-attaching equipment comprises attached wall frame 117, gap bridge connecting rod 118, cross bar 119 and goes into wall screw 120 indirectly.Attached wall frame 117 1 ends and derrick 1 join; The other end joins with the wall screw 120 of going into of imbedding body of wall 6; Both sides are gone into to be provided with cross bar 119 between the wall screw 120; The effect of cross bar 119 is to hold out against into wall screw 120, makes its unlikely getting loose, and simultaneously between derrick 1 and cross bar 119, is used to be connected gap bridge connecting rod 118 with the installation vestibule.Because elevator is installed pit basis, back sedimentation might take place, so generally adopt indirect wall-attaching equipment to connect derrick 1.When adopting indirect wall-attaching equipment, being connected between attached wall frame 117 and body of wall 6, the derrick 1 should adopt vertical hinged.
Embodiment two: present embodiment and last example are basic identical, and different is that described derrick adopts branch frame processing method.Dividing the frame processing method is to resolve into left frame, right frame, side arm and after-frame to compound type derrick 1, and processing respectively is assembled into the integral type derrick with it more at the scene then.
Shown in Figure 2 is left frame right elevation.Described left frame comprises 2 columns 101 and 3 left side beam 105A in left side, and the two ends of said left side beam 105A laterally join with described 2 columns 101 respectively; For gaining in strength, be provided with brace panel 106A between said left side beam 105A and the column 101, be provided with hog frame 106B between the said left side beam 105A; Described left frame also comprises car guide rail 110 and 3 car guide rail framves 111; The middle part that described car guide rail frame 111 is located at 3 left side beam 105A through guide rail bracket connecting element 113 is inboard, and described car guide rail 110 is located on the car guide rail frame 111 through pressing plate 112 and (is seen Fig. 7, shown in Figure 8); The inboard of said column 101 is provided with stand connecting panel 109A, and described stand connecting panel 109A is used to connect side arm and after-frame.
Shown in Figure 3 is right frame right elevation, and left frame and right frame are left and right being symmetrical set, and the structure of right frame is identical with left frame with method of attachment.
Shown in Figure 4 is the side arm back view.Described side arm comprises 109,2 front-axle beams 102 of 2 stands and 1 door beam 103 of front side; Described door beam 103 is located between 2 front-axle beams 102; Be provided with doorframe 25 between door beam 103 and the front-axle beam of being located at below it 102; Height >=the 2000mm of said doorframe 25, the two ends of said front-axle beam 102 and door beam 103 laterally join with described 2 stands 109 respectively, and stand 109 can be adopted angle steel or channel-section steel processing; Described side arm comprises door track connecting element 22 and sill frame 29, and described door track connecting element 22 is located between the front-axle beam 102 of a beam 103 and top thereof (also can be located at the inboard of a beam 103), and door track connecting element 22 is provided with screw or bolt is used for mounting layer door guide rail; Described sill frame 29 is located at the inboard of the front-axle beam 102 of a beam 103 belows, and sill frame 29 is used for the mounting layer gate sill; For increasing the intensity of side arm, be provided with brace panel 106A between said front-axle beam 102 and door beam 103 and the column 101.
Shown in Figure 5 is the after-frame front elevation.Described after-frame comprises 2 stands 109 and 3 back rest 104 of rear side, and the two ends of said 3 back rest 104 laterally join with stand 109 respectively, and stand 109 can be adopted angle steel or channel-section steel processing, for gaining in strength, is provided with hog frame 106B between the said back rest 104; Be provided with brace panel 106A between the back rest 104 and the column 101; Described after-frame also comprises 2 counterweight guide rails 115 and 3 pairs of counterweight guide rail brackets 116; Described counterweight guide rail bracket 116 is located at the inboard of the back rest 104 through guide rail bracket connecting element 113, and described counterweight guide rail 115 is located on the counterweight guide rail bracket 116 through pressing plate 112 and (is seen shown in Figure 9).
The another kind of technical scheme of present embodiment is: the two ends of said 3 left side beam 105A are laterally joined with the stand 109 in left side respectively and form new left frame; The two ends of described 3 right side beam 105B are laterally joined with the stand 109 on right side respectively and form new right frame; The two ends of said front-axle beam 102 and door beam 103 are laterally joined with the column 101 of front side respectively and form new side arm; The two ends of said 3 back rest 104 are laterally joined with the column 101 of rear side respectively and form new after-frame.Except that above-mentioned improvement, other structure and the such scheme of left frame, right frame, side arm and after-frame are basic identical in this programme, do not repeat them here.
With embodiment one relatively, though the present embodiment job operation is different, it is basic identical to be assembled into behind the integral type derrick both structures.Shown in Figure 6 is the assembly drawing of left frame, right frame, side arm and after-frame; Visible from figure; The described column 101 of present embodiment has been set up stand 109; The two ends of said front-axle beam 102 and door beam 103 laterally join through stand 109 and column 101, and the two ends of the said back rest 104 also laterally join through stand 109 and column 101, said left side beam 105A and right side beam 105B then directly and column 101 laterally join.Another technical scheme of present embodiment is: the two ends of said left side beam 105A laterally join through stand 109 and column 101; The two ends of said right side beam 105B laterally join through stand 109 and column 101; The two ends of said front-axle beam 102 and door beam 103 then directly laterally join with column 101, and the also direct and column 101 in the two ends of the said back rest 104 laterally joins.
When installing at the scene; Can earlier left frame that is provided with Connection Block 107 and right frame be fixed in respectively on the holding-down bolt 134 of pit hole body 13 and arranged on left and right sides; Again side arm, after-frame are placed respectively between left frame, the right frame; With after the squareness of each frame of theodolite calibration again with side arm, after-frame respectively with left frame, right frame through high strength bolt 108A be located by connecting (or location welding); For increasing the structural strength of horizontal direction between each minute frame, between said front-axle beam 102 and left side beam 105A and the right side beam 105B, respectively be provided with the brace panel 106A of horizontal direction between the said back rest 104 and left side beam 105A and the right side beam 105B.After the bottom derrick installation was good, the installation method of its last layer derrick can be analogized by this.
The great advantage of dividing the frame processing method is convenient processing, and particularly transportation and cost of installation are lower, can not use large lifting equipment during installation, and the fabricating yard is unrestricted; Its shortcoming be each minute frame be assembled into precision and intensity after whole not as the integral type derrick, each minute frame when assembling preferably earlier through positioning connection again after the squareness calibration.
The height of present embodiment each minute frame adapts with the story height of adorning terraced building, and the story height that this example is adorned terraced building is 3000mm, thus each minute frame height also be 3000mm.In other embodiments, though each minute frame height can select flexibly, each minute frame should not be too high, oversize, otherwise in processing, easy deformation in the transportation, and to adopt weight-lifting equipment when installing.
Except that embodiment, derrick of the present invention and pit hole body also have the other technologies scheme available.
One, derrick
1, individual layer derrick and multilayer derrick
Derrick of the present invention 1 is in plant produced, assembled on site, and every joint derrick can resolve into left frame, right frame, side arm and after-frame to be processed; And then it is assembled into the integral type derrick; But have the characteristics of assembleability, property capable of being combined,, be called for short derrick so be referred to as the compound type derrick; Because derrick adopts metallic material to process, so also can be described as the metal construction derrick.The width of derrick 1 and the degree of depth and lift car type selecting are adaptive, and its height can be selected within the specific limits, but receive the restriction of material, processing, transportation and mounting condition, and the height of derrick 1 generally should be above 12 meters.Because front-axle beam 102, door beam 103, the back rest 104, left side beam 105A and right side beam 105B are the beam of horizontally set; So can be referred to as crossbeam, said front-axle beam 102, door beam 103, the back rest 104, left side beam 105A and right side beam 105B are provided with the height that quantity roughly depends on derrick 1.Even highly be the derrick 1 below the 3000mm; Also comprise 104, at least 2 left side beam 105A of at least 2 back rest, at least 2 right side beam 105B; And at least 1 front-axle beam 102 and at least 1 door beam 103, promptly every side should have two crossbeams and column 101 to join at least.
Doorframe 25 is used for the mounting layer door.For doorframe 25 conveniently is set; No matter be integral type derrick or minute posture derrick, the height of derrick 1 preferably adapts with the story height of adorning terraced building, and should be the integral multiple of story height; Like story height is 3 meters, and the height of derrick 1 can be selected 3 meters, 6 meters, 9 meters or 12 meters so.Be convenient processing; Transportation and installation; The ideal height of derrick 1 is to adapt with the individual layer story height of adorning terraced building, and the derrick 1 that adapts with the individual layer story height can be described as individual layer compound type derrick, is called for short the individual layer derrick; The derrick 1 that adapts with the multi-story layer height can be described as the multi-layer combined type derrick, is called for short the multilayer derrick.Above-mentioned 2 described derricks of embodiment are the individual layer derrick.Shown in Figure 21 is that the multilayer derrick cooperates scheme of installation with pit hole body.The structure of multilayer derrick and method of attachment and individual layer derrick are basic identical, and quantity that every side crossbeam is provided with that different is is different, and the quantity that car guide rail frame 111, counterweight guide rail bracket 116, doorframe 25 are provided with is different.
2, machine room frame
Existing elevator can be divided into organic machine room-free elevator and machine-roomless lift.Embodiment is said to be machine-roomless lift, so metal construction headframe top is not provided with machine room.If organic machine room-free elevator, machine room generally is located at the top of well enclosure, so said headframe also comprises the machine room frame.The structure of machine room frame and individual layer derrick are roughly the same; The machine room frame comprises 4 columns 101; The top of column 101 and bottom are provided with Connection Block 107, and front, rear, left and right four sides of machine room frame respectively are provided with at least 2 crossbeams, and described crossbeam joins with the column 101 of homonymy respectively.Machine room sets up the machine room door that supplies maintainer's turnover, and the machine room frame is installed on the top layer derrick 1 through the Connection Block 107 usefulness high strength bolt 108A of bottom, and the top of machine room frame is provided with awning, and awning is provided with thermal insulation layer.In order to solve the heat dissipation problem in hoistway and the machine room frame, awning and bottom derrick also are provided with ventilator tube, and the air in the hoistway can be lowered the temperature through mobile realization of nature; In the machine room automatic exhaust equipment can be set further, when hoistway or machine room reach certain high temperature, start the exhaust equipment cooling automatically.
3, tie rod or brace panel
The effect of tie rod or brace panel 106A is the overall construction intensity that increases derrick 1.Tie rod is a strip, and its effect mainly is " drawing ", and brace panel is tabular, and its effect mainly is to strengthen.If the vertical size of crossbeam is bigger, also can not establish tie rod or brace panel 106A.Tie rod among the embodiment or brace panel 106A are located between crossbeam and the column 101, and in other embodiments, tie rod or brace panel 106A also can be located between the crossbeam of homonymy.As adopt branch frame processing method, be assembled between side arm and the left frame of integral type derrick, the right frame and after-frame and left frame, right frame between can be horizontally disposed with brace panel 106A, to increase the intensity of derrick, see shown in Figure 6.
4, derrick material
The derrick material both can adopt shaped steel, also can adopt aluminium alloy extrusions.For steel, though the aluminum alloy price is higher, aluminum alloy derrick mass light (relative density of aluminum alloy have only steel 0.35), the intensity that compares and the rigidity height that compares can not get rusty, and the surface processing that need not to spray paint can be non-maintaining for a long time.Because the aluminum alloy derrick geometry is light, the pit given tensile load is little, adopts the aluminum alloy derrick can reduce the pit construction cost, even can implement not have pit, exempts from the pipeline migrating technology, significantly saves the pipeline moving costs.The aluminum alloy derrick has very big promotional value and application prospect.
5, the connection between the derrick
Connect through high strength bolt 108A between the derrick 1, this connection can be located between the column 101, also can be located between the crossbeam.In order to guarantee the Joint strenght between the derrick 1, the point of connection between column 101 or the crossbeam must be provided with Connection Block 107.Said Connection Block 107 can be located at the outside at column 101 or crossbeam two ends; Also can be located at the inboard at column 101 or crossbeam two ends; Said Connection Block 107 can be schistose texture (like Fig. 1 or shown in Figure 6); Also can be block structure (like Figure 11 or shown in Figure 12), said Connection Block 107 be provided with at least 1 connecting bore 108, connects through connecting bore 108 usefulness high strength bolt 108A between each described derrick 1.
Except that embodiment was said, the connection between the derrick 1 also can be selected following technical proposals:
Shown in Figure 11ly be that the angle steel column connects scheme drawing.Column 101 is an angle steel; Each is affixed with the outside of angle steel column 101 for said crossbeam (being respectively front-axle beam 102 and left side beam 105A shown in the figure); Connection Block 107 is fixedly arranged on the inboard of column 101 tops and bottom; Connection Block 107 is provided with connecting bore 108, and angle steel column 101 inboards are provided with horizontal brace panel 106A, connects through connecting bore 108 usefulness high strength bolt 108A between the derrick 1;
Shown in Figure 12ly be that the square tube crossbeam connects scheme drawing.Column 101 is square tube or angle steel; Said crossbeam (being respectively front-axle beam 102 and left side beam 105A shown in the figure) is a square tube; Said Connection Block 107 is located in the pipe at crossbeam (being respectively front-axle beam 102 and left side beam 105A shown in the figure) two ends; Said Connection Block 107 and crossbeam two ends are provided with the connecting bore 108 that cooperatively interacts, and connect through connecting bore 108 usefulness high strength bolt 108A between the derrick 1;
Shown in Figure 13ly be that the angle steel crossbeam connects scheme drawing.Described column 101 and crossbeam (being respectively front-axle beam 102 and left side beam 105A shown in the figure) all adopt angle steel; Described front-axle beam 102 and left side beam 105A end are 90 ° of overlapping welding in angle and inboard affixed with column 101; Front-axle beam 102 and left side beam 105A lap are provided with connecting bore 108; Angle steel column 101 inboards are provided with horizontal brace panel 106A, connect through connecting bore 108 usefulness high strength bolt 108A between the derrick 1;
Shown in Figure 14 is that the column joint cooperates scheme drawing with the square tube column.Said column 101 is a square tube; Be the connection between the convenient upper and lower column 101; Said column 101 comprises column joint 101A; The bottom of said column joint 101A is fixedly arranged in the square tube of column 101 tops or bottom, and the head of column joint 101A is ladder-shaper structure and cooperates with the mouth of pipe of column 101.When derrick lifted, the column mouth of pipe of upper strata derrick just was sheathed on the head of column joint 101A, and upper and lower column 101 can accurately be docked and location and installation.
Two, pit hole body
The bottom derrick can be installed on the wall 132 of hole, also can be installed on the basis 130.If be installed on the basis 130, the upper surface on basis is wanted pre-embedded anchoring bolts 134, and the setting of holding-down bolt 134 will cooperate with the connecting bore 108 on the bottom derrick, and must weld with the mattress in the basis.
Except that embodiment was said, the construction of pit hole body can also be adopted casting method or prefabrication.To be that the hole, hole dug at the scene is built-in go into template die or punching block carries out primary concreting to casting method, until its dry forming; The hole body of employing casting method is solid firmly, the waterproof, seepage control performance is good, but the pre-buried difficult location of holding-down bolt 134, hole body upper surface is difficult for keeping horizontal surface, thereby might influence the setting accuracy of derrick; Simultaneously, the most of operations of casting method is accomplished at the scene, and it is time-consuming to construct, if run into rainy weather, the duration often drags very longly, and resident family's daily life meeting is caused bigger influence.
Prefabrication can and carry out standardized production at factory's continuous working, does not receive weather effect, can the reduction of erection time, raise the efficiency, and cost-cutting, less to resident family's daily life influence.Adopt the prefabrication can basis 130 is integral prefabricated with hole wall 132, also can bulk-breaking prefabricated; Integral prefabricated structural strength is high, the on-site installation saving of work and time, but the hole body is heavy, transports, installation difficulty is bigger, and cannot say for sure to demonstrate,prove the horizontal surface of hole body upper surface.The bulk-breaking prefabrication transports, installation difficulty is less, but more integral prefabricated method is time-consuming, and preformed part need guarantee basis 130 and the horizontal surface of cheating wall 132 bonded assembly reliability and hole wall 132 upper surfaces when in the hole, installing, and its waterproof, seepage control performance also needs to strengthen.
Claims (9)
1. one kind is adopted compound type derrick stack-mounted elevator hoistways wall; It is characterized in that: said elevator hoistways wall comprises the metal construction headframe; Said metal construction headframe comprises the derrick (1) more than 2; Each described derrick (1) comprises 4 columns (101) and crossbeam; Said column (101) is distributed in four jiaos of derrick (1), and said crossbeam comprises at least 2 back rest (104), at least 2 left side beams (105A) and at least 2 right side beams (105B), and the two ends of the said back rest (104), left side beam (105A) and right side beam (105B) laterally join with column (101) respectively;
Said crossbeam comprises at least 1 front-axle beam (102) and at least 1 door beam (103), is provided with doorframe (25) between said door beam (103) and the front-axle beam (102) of being located at its below, and the two ends of a said front-axle beam (102) and a beam (103) laterally join with column (101) respectively;
Each described derrick (1) comprises Connection Block (107); Said Connection Block (107) can be located at the outside at column (101) or crossbeam two ends; Also can be located at the inboard at column (101) or crossbeam two ends; Said Connection Block (107) is provided with at least 1 connecting bore (108), connects with high strength bolt (108A) through connecting bore (108) between each described derrick (1);
Each described derrick (1) comprises at least 2 pairs of car guide rail framves (111), and described every pair of car guide rail frame (111) is symmetrically set in the inboard, middle part of left side beam (105A) and right side beam (105B); Or it is inboard to be symmetrically set in the middle part of left side beam (105A) and right side beam (105B) through guide rail bracket connecting element (113);
Each described derrick (1) comprises at least 2 pairs of counterweight guide rail brackets (116); Described every pair of counterweight guide rail bracket (116) is symmetrically set in the posterior medial of left side beam (105A) and right side beam (105B); Or be located at the inboard of the back rest (104), also can be located at the inboard of left side beam (105A) or right side beam (105B);
Perhaps; Described every pair of counterweight guide rail bracket (116) is symmetrically set in the posterior medial of left side beam (105A) and right side beam (105B) through guide rail bracket connecting element (113); Or be located at the inboard of the back rest (104) through guide rail bracket connecting element (113), also can be located at the inboard of left side beam (105A) or right side beam (105B) through guide rail bracket connecting element (113);
Each described derrick (1) comprises door track connecting element (22) and sill frame (29); Described door track connecting element (22) is located at the inboard of a beam (103) or is located between the front-axle beam (102) of a beam (103) and top thereof, and described sill frame (29) is located at the inboard of the front-axle beam (102) of a beam (103) below.
2. elevator hoistways wall according to claim 1 is characterized in that: said column (101) comprises stand (109), and the two ends of said front-axle beam (102) and door beam (103) laterally join through stand (109) and column (101); The two ends of the said back rest (104) laterally join through stand (109) and column (101);
Perhaps, said column (101) comprises stand (109), and the two ends of said left side beam (105A) laterally join through stand (109) and column (101), and the two ends of said right side beam (105B) laterally join through stand (109) and column (101).
3. elevator hoistways wall according to claim 2 is characterized in that: said elevator hoistways wall comprises basis (130) or pit hole body (13), and said metal construction headframe bottom is selected one and is installed on basis (130) or the pit hole body (13).
4. elevator hoistways wall according to claim 3; It is characterized in that: described basis (130) are reinforced concrete structure; Four jiaos of said basis (130) upper surface are provided with holding-down bolt (134); The setting of said holding-down bolt (134) cooperates with connecting bore (108) on the derrick Connection Block (107), and described metal construction headframe bottom is installed on the basis (130) through holding-down bolt (134) on even keel.
5. elevator hoistways wall according to claim 3; It is characterized in that: described pit hole body (13) comprises the hole wall (132) of horizontally disposed basis (130) and square shape structure; Perpendicular being located on the basis (130) and with basis (130) sealed type of said hole wall (132) is connected; Four jiaos of said hole wall (132) upper surface are provided with holding-down bolt (134); The setting of said holding-down bolt (134) cooperates with connecting bore (108) on the derrick Connection Block (107), and described metal construction headframe bottom is installed in pit through holding-down bolt (134) on even keel and cheats on the body (13).
6. elevator hoistways wall according to claim 5 is characterized in that: adopt the ferro-concrete primary concreting to form during described pit hole body (13) is constructed at the scene; Perhaps; During constructing at the scene, basis (130) in the said pit hole body (13) adopt ferro-concrete to build; Hole wall (132) in the said pit hole body (13) adopts reinforced concrete precast member, is preset with to the and arranged on left and right sides of said hole wall (132) or forward and backward bilateral symmetry the suspension hook (138) more than 4.
7. according to claim 4 or 6 described elevator hoistways walls, it is characterized in that: be provided with tie rod or brace panel (106) between the crossbeam of each said derrick (1) and the column (101); Perhaps, be provided with tie rod or brace panel (106) between the crossbeam of each said derrick (1).
8. elevator hoistways wall according to claim 7; It is characterized in that: each described derrick (1) comprises that hoistway encloses shielding apparatus; Described hoistway encloses shielding apparatus and comprises enclosing to cover plate (31) and enclose and cover board mounting stand (32); Described enclosing covered the outside that board mounting stand (32) is located at derrick (1), and described enclosing covered plate (31) and be installed in to enclose through check screw (33) and cover on the board mounting stand (32).
9. elevator hoistways wall according to claim 8; It is characterized in that: said column (101) comprises column joint (101A); It is inboard that the bottom of said column joint (101A) is fixedly arranged on top or the bottom of column (101), and the head of said column joint (101A) is trapezium structure and cooperates with the bottom or the top of another column (101);
Perhaps, said column (101) comprises taper pin (101B) and pin-and-hole (101C), and said taper pin (101B) is located at the top or the bottom of column (101), and said pin-and-hole (101C) is located at bottom or the top of column (101) and is cooperated with taper pin (101B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210020566.1A CN102583131B (en) | 2011-01-04 | 2012-01-03 | A kind of elevator shaft wall adopting combined shaft frame to assemble |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120001100.8 | 2011-01-04 | ||
| CN201120001100 | 2011-01-04 | ||
| CN201210020566.1A CN102583131B (en) | 2011-01-04 | 2012-01-03 | A kind of elevator shaft wall adopting combined shaft frame to assemble |
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| Publication Number | Publication Date |
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| CN102583131A true CN102583131A (en) | 2012-07-18 |
| CN102583131B CN102583131B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203258426U Expired - Fee Related CN202245617U (en) | 2011-01-04 | 2011-09-01 | Elevator well wall assembled by adopting combined type derricks |
| CN201110401425.XA Expired - Fee Related CN102583130B (en) | 2011-01-04 | 2011-11-24 | A kind of elevator shaft wall using combined shaft frame to assemble |
| CN2011205035174U Expired - Fee Related CN202346540U (en) | 2011-01-04 | 2011-11-24 | Lift shaft wall using combined-type headframe assembly |
| CN201210020566.1A Expired - Fee Related CN102583131B (en) | 2011-01-04 | 2012-01-03 | A kind of elevator shaft wall adopting combined shaft frame to assemble |
| CN2012200288443U Expired - Fee Related CN202400710U (en) | 2011-01-04 | 2012-01-03 | Lift well wall assembled by adopting combined well frame |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203258426U Expired - Fee Related CN202245617U (en) | 2011-01-04 | 2011-09-01 | Elevator well wall assembled by adopting combined type derricks |
| CN201110401425.XA Expired - Fee Related CN102583130B (en) | 2011-01-04 | 2011-11-24 | A kind of elevator shaft wall using combined shaft frame to assemble |
| CN2011205035174U Expired - Fee Related CN202346540U (en) | 2011-01-04 | 2011-11-24 | Lift shaft wall using combined-type headframe assembly |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200288443U Expired - Fee Related CN202400710U (en) | 2011-01-04 | 2012-01-03 | Lift well wall assembled by adopting combined well frame |
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| CN (5) | CN202245617U (en) |
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| CN107954296A (en) * | 2017-10-20 | 2018-04-24 | 东南电梯股份有限公司 | A kind of fabricated construction elevator shaft and elevator |
| CN108328462A (en) * | 2017-11-03 | 2018-07-27 | 歌拉瑞电梯股份有限公司 | A kind of and integrated hall door system of hoistway |
| CN109132815A (en) * | 2018-09-30 | 2019-01-04 | 日立电梯（中国）有限公司 | A kind of embedded layer door and its setting method |
| CN114892758A (en) * | 2022-05-26 | 2022-08-12 | 中国水利水电第十四工程局有限公司 | Temporary derrick for narrow underground space and installation method thereof |
| CN115788103A (en) * | 2023-02-08 | 2023-03-14 | 集束智能装配科技有限公司 | Construction method of elevator shaft modular assembly structure system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202400710U (en) | 2012-08-29 |
| CN102583131B (en) | 2015-11-25 |
| CN102583130A (en) | 2012-07-18 |
| CN102583130B (en) | 2016-08-03 |
| CN202245617U (en) | 2012-05-30 |
| CN202346540U (en) | 2012-07-25 |
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