CN213011485U - 20-ton super-tonnage freight elevator - Google Patents

20-ton super-tonnage freight elevator Download PDF

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Publication number
CN213011485U
CN213011485U CN202022053051.4U CN202022053051U CN213011485U CN 213011485 U CN213011485 U CN 213011485U CN 202022053051 U CN202022053051 U CN 202022053051U CN 213011485 U CN213011485 U CN 213011485U
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main
straight beam
car
elevator
ton
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唐毅
蒋章渊
沈强
潘唐玉
刘悦
朱鸿翔
桂启军
黄先刚
洪月仙
王桦
朱海平
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Zhejiang ELLY Elevator Co Ltd
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Zhejiang ELLY Elevator Co Ltd
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Abstract

The utility model discloses a 20 ton level super large tonnage cargo elevator, including car (1), car (1) outside is equipped with the sedan-chair frame, and the both sides of sedan-chair frame are equipped with two sets of car diversion rope wheelsets, and every group car diversion rope wheelset is including two car diversion rope wheels (2) that set up side by side, and the outside of car diversion rope wheel (2) is equipped with haulage wire rope (3), and haulage wire rope (3) pass two sets of diversion rope wheelsets and have connected gradually hauler (4) and counterweight (5), be equipped with four on counterweight (5) and haulage wire rope (3) complex to counterweight rope wheel (6), the ratio of hanging of elevator is 8: 1. The utility model has the characteristics of delivery stability is high, the security is good and low in production cost.

Description

20-ton super-tonnage freight elevator
Technical Field
The utility model relates to a cargo elevator, especially a 20 ton level super large tonnage cargo elevator.
Background
Along with the development of science and technology and the improvement of manufacturer's demand, the required loading capacity that possesses of cargo elevator is also higher and higher, but cargo elevator in the market is mostly within 5 tons, and the cargo elevator of 20 tons load specification is difficult to realize the volume production owing to the problem such as design difficulty, the manufacturing degree of difficulty are big at present. And at present, only a small amount of 20-ton freight elevators are manufactured by increasing the thickness of plates or increasing the specification of profiles on the basis of the existing 5-ton and 10-ton freight elevators, so that the whole anti-deformation capacity of the elevator is stronger, and the effect of improving the loading capacity is achieved. However, the stability and the safety of the elevator cannot be guaranteed, the increase of the specification of the section bar can cause the serious increase of the whole weight of the elevator, so that the whole weight of the lift car of the existing 20-ton freight elevator can reach about 25 tons, the design difficulty of the elevator is further increased, the carrying stability of the elevator is reduced, and the production cost is also improved; and how to reduce the weight of the elevator while ensuring the carrying stability of the elevator becomes a problem to be solved by the 20-ton freight elevator.
In addition, an increase in the load capacity of a freight elevator means an increase in the size of the elevator, and a 20-ton freight elevator needs to have a car area of 33m only2To accommodate the length, width and volume of the heavy card; correspondingly, the increase of the size of the elevator can cause the length of the profiles such as the guide rail bracket, the car frame and the like to be increased, and the length of the profiles can cause the reduction of the deformation resistance after being increased, so that the profiles can be more easily bent and deformed at the position far away from the connecting point, and the carrying stability and the safety of the elevator are further reduced. Therefore, a 20-ton freight elevator with high carrying stability, good safety and low production cost is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a 20 ton level super large tonnage cargo elevator. It has the characteristics of high carrying stability, good safety and low production cost.
The technical scheme of the utility model: the 20-ton super-tonnage freight elevator comprises a lift car, wherein a lift car frame is arranged outside the lift car, two groups of lift car rope reversing wheel sets are arranged on two sides of the lift car frame, each group of lift car rope reversing wheel set comprises two lift car rope reversing wheels arranged side by side, a traction steel wire rope is arranged outside each lift car rope reversing wheel, the traction steel wire rope penetrates through the two groups of rope reversing wheel sets and is sequentially connected with a traction machine and a counterweight device, four counterweight rope reversing wheels matched with the traction steel wire rope are arranged on the counterweight device, and the suspension ratio of the elevator is 8: 1.
In the aforementioned 20-ton-grade super-tonnage freight elevator, the car frame comprises a main straight beam assembly and an auxiliary straight beam assembly which are respectively arranged outside the car, the auxiliary straight beam assemblies are symmetrically arranged on two sides of the main straight beam assembly, the two sets of car diversion sheave assemblies are respectively arranged on the auxiliary straight beam assemblies on two sides, the upper ends of the main straight beam assembly and the auxiliary straight beam assembly are respectively connected with each other through a main connecting piece and an auxiliary connecting piece, and the main connecting piece and the auxiliary connecting piece are connected with each other through a plurality of inclined struts.
In the 20-ton super-tonnage freight elevator, the lower ends of the main straight beam assembly and the auxiliary straight beam assembly are connected with each other through the fixing frame, the fixing frame is provided with a plurality of pull rods, and the end parts of the pull rods are connected with the upper ends of the main straight beam assembly or the auxiliary straight beam assembly.
In the aforementioned 20-ton-grade super-tonnage freight elevator, the fixed frame comprises a rectangular frame body, one side of the rectangular frame body is connected with the lift car, the other side of the rectangular frame body is connected with the main straight beam assembly and the auxiliary straight beam assembly respectively, and a plurality of connecting ribs are arranged in the rectangular frame body side by side.
In the 20-ton-grade super-large-tonnage freight elevator, the pull rods comprise a first pull rod group connected with the main straight beam assembly and a second pull rod group connected with the auxiliary straight beam assembly, the first pull rod group comprises first pull rods arranged on two sides of the main straight beam assembly side by side, the second pull rod group comprises second pull rods arranged on two sides of the auxiliary straight beam assembly side by side, and the first pull rods on two sides are respectively arranged with the adjacent second pull rods in a cross mode.
In the 20-ton super-tonnage freight elevator, the main straight beam assembly and the auxiliary straight beam assembly are formed by processing No. 25 channel steel, the main connecting piece is No. 25 channel steel, and the auxiliary connecting piece is No. 18 channel steel.
In the 20-ton super-tonnage freight elevator, symmetrical instantaneous safety tongs are arranged on two sides of the main straight beam assembly, wedges and rollers are respectively arranged in the instantaneous safety tongs and located on two sides, the width of a jaw between each wedge and each roller is 28.6mm, and the length of each wedge is 125 mm.
In the 20-ton super-tonnage freight elevator, the counterweight device is externally connected with a counterweight guide rail, and the counterweight guide rail is fixed in an elevator shaft through a guide rail bracket; the guide rail support comprises a main frame body, a guide rail mounting frame is arranged on the main frame body, the main frame body is a No. 16 channel steel, the guide rail mounting frame is a No. 10 channel steel, and the end part of the guide rail mounting frame extends into the notch of the main frame body and is detachably connected with the main frame body.
In the 20-ton super-tonnage freight elevator, the end part of the guide rail mounting frame is provided with the mounting plate for connecting the main frame body, and one side of the mounting plate is completely attached to the bottom of the notch of the main frame body.
In the 20-ton super-tonnage freight elevator, the main frame body is provided with a plurality of mounting holes, and the mounting holes and the guide rail mounting frame are distributed in a staggered manner.
In the aforementioned 20 ton level super large tonnage cargo lift, be equipped with a plurality of strengthening ribs side by side in the body frame, mutual staggered distribution between strengthening rib, mounting hole and the guide rail mounting bracket, the interval between the adjacent strengthening rib is 400 ~ 1000 mm.
In the 20-ton super-tonnage freight elevator, the distance between the mounting hole and the adjacent reinforcing rib is 100-300 mm.
In the 20-ton super-tonnage freight elevator, the length of the main frame body is 5000-6000 mm.
In the 20-ton-grade super-large-tonnage freight elevator, symmetrical elevator guide shoes are arranged on the main straight beam assembly and the auxiliary straight beam assemblies on the two sides, each elevator guide shoe comprises a guide shoe frame, a main plate is arranged on each guide shoe frame, symmetrical mounting plates are arranged on one sides of the main plates, shoe linings are arranged between the mounting plates and the main plates, a plurality of auxiliary rib plates are arranged on the side, away from the shoe linings, of each mounting plate, and a main rib plate is arranged on the side, away from the shoe linings, of each main plate; the shoe guide has dimensions of 220mm by 50 mm.
In the 20-ton-grade super-large-tonnage freight elevator, the two ends of the main plate extend to the outer side of the mounting plate, and the auxiliary rib plates are arranged at the connecting positions of the mounting plate and the main plate.
In the 20-ton super-tonnage freight elevator, the thicknesses of the main plate, the mounting plate and the main rib plate are all 18 mm.
In the 20-ton super-tonnage freight elevator, the main rib plate and the mounting plate are partially overlapped in the transverse position.
Compared with the prior art, the utility model has the characteristics of it is following:
(1) the utility model adopts an elevator suspension ratio of 8:1, which can effectively reduce the power required by the traction machine, and the traction force borne by the cage can be distributed at the positions of two sides by arranging the cage diversion sheaves on the auxiliary straight beam components at the two sides of the cage side by side, thereby avoiding the phenomenon of inclination or left-right swing when the cage shifts or vibrates in the center of gravity and improving the carrying stability and safety of the elevator; on the basis, the elevator guide shoes are arranged on the main straight beam assembly and the auxiliary straight beam assembly on the two sides of the car in a matched manner, so that the problem of shaking of the elevator can be further avoided, and the carrying stability of the elevator is improved;
(2) the utility model resets the number and the distribution position of the instantaneous safety tongs aiming at the working condition of the 20-ton freight elevator on the basis of the existing instantaneous safety tongs, and simultaneously adjusts the jaw width between the wedge block and the roller and the length parameter of the wedge block in the safety tongs, so that the working stability and the speed limiting effect of the safety tongs can be effectively improved after the width of the guide rail corresponding to the safety tongs is increased and the contact length between the wedge block and the guide rail is increased;
(3) the utility model optimizes the main frame body of the guide rail bracket from the original No. 10 channel steel into No. 16 channel steel, so that the end part of the guide rail mounting bracket can completely and directly extend into the notch of the main frame body, thereby effectively improving the connection strength between the main frame body and the guide rail mounting bracket; meanwhile, the guide rail mounting frame can play a role in reinforcing the main frame body after being stretched into the main frame body, so that the possibility of stress deformation of the main frame body is reduced; the reinforcing ribs which are arranged in a staggered way with the mounting holes and the guide rail mounting rack can further improve the structural strength of the main frame body at the mounting position and the deformation resistance of the main frame body in the length direction, thereby reducing the deformation of the main frame body after being stressed; under the effect, when the main frame body is lengthened to 5000-6000 mm, and when 16 # channel steel and 10 # channel steel are selected for the main frame body and the guide rail mounting frame respectively, the main frame body and the guide rail mounting frame can still keep good working stability and stress strength, so that the main frame body and the guide rail mounting frame can be suitable for a counterweight device of a 20-ton freight elevator, and the whole weight of the guide rail support is reduced compared with the existing 20-ton freight elevator;
(4) the utility model readjusts the connection structure of the car frame according to the distribution position of the car load and the car diversion sheave, effectively improves the stress intensity of the car frame at the auxiliary straight beam components at the two sides; through the matching of the first pull rod and the second pull rod, the overall connection strength of the car frame can be further improved, the gravity of the car can be uniformly dispersed to the main straight beam assembly and the auxiliary straight beam assembly, and the vibration and swing problem of the utility model is further reduced; through the matching of the structures, the utility model can ensure the carrying stability of the lift car under the condition that the main straight beam component, the auxiliary straight beam component and the main connecting piece are 25 channel steel and the auxiliary connecting piece is 18 channel steel; through the cooperation, the whole weight of the elevator car can be controlled within 17.5 tons, the production cost of the elevator is effectively saved, and the elevator suspension ratio of 8:1 is matched to ensure that the traction machine can realize the traction lifting of the car only with the rated power of 45kw, so that the production cost of the elevator car is further reduced;
(5) the utility model readjusts the size specification of the shoe guide and the installation structure of the shoe guide frame aiming at the overall weight of the optimized cage and the distribution position of the guide shoes of the elevator, and can effectively improve the stress intensity of the shoe guide frame and reduce the deformation of the shoe guide frame after stress through the matching of the main board and the installation plate; the auxiliary rib plates positioned on three sides are matched with the main rib plate, so that the main plate and the mounting plate can be supported and limited, the stress deformation of the main plate and the mounting plate is further relieved, and the stress strength and the working stability of the guide shoe are improved; on the basis, the thickness values of the main plate, the mounting plate and the main rib plate are limited, so that the main plate, the mounting plate and the main rib plate can be matched with the structural optimization of the car to ensure the carrying stability of the elevator;
(6) under above-mentioned cooperation effect, the utility model discloses can realize being 3680mm 6992mm 3100mm to the car size, the rated load capacity of elevator is 20000kg, and rated speed is 0.25 m/s's cargo elevator's stable work to make the flat bed degree of accuracy of elevator can reach 5mm, have excellent delivery stability and security performance;
therefore, the utility model has the characteristics of delivery stability is high, the security is good and low in production cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the car frame;
FIG. 3 is a side view of FIG. 2;
fig. 4 is a schematic view of the construction of the instantaneous safety gear;
FIG. 5 is a schematic view of the construction of the guide rail bracket;
FIG. 6 is a coupling structure diagram of the main frame body and the rail mount;
fig. 7 is a schematic structural view of an elevator guide shoe;
fig. 8 is a top view of fig. 7.
The labels in the figures are: 1-a car, 2-a car diversion sheave, 3-a traction steel wire rope, 4-a traction machine, 5-a counterweight device, 6-a counterweight diversion sheave, 7-a main straight beam component, 8-an auxiliary straight beam component, 9-a main connecting component, 10-an auxiliary connecting component, 11-a diagonal brace, 12-a fixed frame, 13-a first pull rod, 14-a second pull rod, 15-an instant safety tongs, 16-a wedge block, 17-a roller, 18-a counterweight guide rail, 19-a main frame body, 20-a guide rail mounting frame, 21-a mounting hole, 22-a reinforcing rib, 23-a guide shoe frame, 24-a main plate, 25-a mounting plate, 26-a shoe lining, 27-an auxiliary rib plate, 28-a main rib plate, a jaw width and b-a wedge block length.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A20-ton super-tonnage freight elevator is shown in figure 1 (two cars 1 in figure 1 are the left side and the right side of the same car 1), and comprises a car 1, a car frame is arranged outside the car 1, two sets of car diversion rope wheel sets are arranged on two sides of the car frame, each set of car diversion rope wheel set comprises two car diversion rope wheels 2 arranged side by side, a traction steel wire rope 3 is arranged outside the car diversion rope wheels 2, the traction steel wire rope 3 penetrates through the two sets of diversion rope wheel sets and is sequentially connected with a traction machine 4 and a counterweight device 5, four counterweight diversion rope wheels 6 matched with the traction steel wire rope 3 are arranged on the counterweight device 5, and the suspension ratio of the elevator is 8: 1.
The sedan-chair frame is including setting up main straight beam subassembly 7 and vice straight beam subassembly 8 in 1 outside of car respectively, and vice straight beam subassembly 8 symmetry sets up in the both sides of main straight beam subassembly 7, two sets of car diversion sheave groups set up respectively on the vice straight beam subassembly 8 in both sides, main connecting piece 9 and the auxiliary connecting piece 10 interconnect of main straight beam subassembly 7 and the vice upper end of straight beam subassembly 8 through respectively, through a plurality of bracing 11 interconnect between main connecting piece 9 and the auxiliary connecting piece 10.
The lower ends of the main straight beam assembly 7 and the auxiliary straight beam assembly 8 are connected with each other through a fixed frame 12, a plurality of pull rods are arranged on the fixed frame 12, and the end parts of the pull rods are connected with the upper ends of the main straight beam assembly 7 or the auxiliary straight beam assembly 8.
Fixed frame 12 includes the rectangle support body, and car 1 is connected to one side of rectangle support body, and main straight beam subassembly 7 and vice straight beam subassembly 8 are connected respectively to the opposite side of rectangle support body, are equipped with a plurality of splice bars in the rectangle support body side by side.
The pull rod is including the first pull rod 13 group of connecting main straight beam subassembly 7 and the second pull rod 14 group of connecting vice straight beam subassembly 8, and first pull rod 13 group is including setting up the first pull rod 13 in main straight beam subassembly 7 both sides side by side, and second pull rod 14 group is including setting up the second pull rod 14 in vice straight beam subassembly 8 both sides side by side, and the first pull rod 13 in both sides is crisscross the arranging with adjacent second pull rod 14 respectively.
The main straight beam assembly 7 and the auxiliary straight beam assembly 8 are formed by processing No. 25 channel steel, the main connecting piece 9 is No. 25 channel steel, and the auxiliary connecting piece 10 is No. 18 channel steel.
Instantaneous safety tongs 15 are arranged on two sides of the car 1 and are positioned at the lower end of the main straight beam assembly 7, wedges 16 and rollers 17 are respectively arranged in the instantaneous safety tongs 15 and are positioned on two sides, the jaw width a between the wedges 16 and the rollers 17 (the jaw width is the width of the top surface of a guide rail matched with the safety tongs) is 28.6mm, and the length b of the wedges 16 is 125 mm.
The counterweight device 5 is externally connected with a counterweight guide rail 18, and the counterweight guide rail 18 is fixed in an elevator shaft through a guide rail bracket; the guide rail support comprises a main frame body 19, a guide rail mounting frame 20 is arranged on the main frame body 19, the main frame body 19 is a No. 16 channel steel, the guide rail mounting frame 20 is a No. 10 channel steel, and the end part of the guide rail mounting frame 20 extends into a notch of the main frame body 19 and is detachably connected with the main frame body 19.
The end part of the guide rail mounting frame 20 is provided with a mounting plate 25 connected with the main frame body 19, and one side of the mounting plate 25 is completely attached to the bottom of the notch of the main frame body 19.
The main frame body 19 is provided with a plurality of mounting holes 21, and the mounting holes 21 and the guide rail mounting frames 20 are distributed in a staggered manner.
A plurality of reinforcing ribs 22 are arranged in the main frame body 19 side by side, the reinforcing ribs 22, the mounting holes 21 and the guide rail mounting rack 20 are distributed in a staggered mode, and the interval between every two adjacent reinforcing ribs 22 is 400-1000 mm.
The distance between the mounting hole 21 and the adjacent reinforcing ribs 22 is 100-300 mm.
The length of the main frame body 19 is 5000-6000 mm.
The main straight beam assembly 7 and the auxiliary straight beam assemblies 8 on the two sides are respectively provided with symmetrical elevator guide shoes (the number of the elevator guide shoes is 12, and the elevator guide shoes are respectively arranged on the main straight beam assembly 7 and the auxiliary straight beam assemblies 8 on the two sides), each elevator guide shoe comprises a guide shoe frame 23, a main plate 24 is arranged on each guide shoe frame 23, a symmetrical mounting plate 25 is arranged on one side of each main plate 24, a shoe lining 26 is arranged between each mounting plate 25 and the corresponding main plate 24, a plurality of auxiliary rib plates 27 are arranged on the side, far away from the shoe lining 26, of each mounting plate 25, and a main rib plate 28 is arranged on the side, far away; the shoe lining 26 has dimensions of 220mm 50 mm.
The two ends of the main plate 24 extend to the outer side of the mounting plate 25, and the auxiliary rib plate 27 is arranged at the connecting position of the mounting plate 25 and the main plate 24.
The thicknesses of the main plate 24, the mounting plate 25 and the main rib plate 28 are all 18 mm.
The main rib plate 28 and the mounting plate 25 partially overlap in the lateral position.
The utility model discloses a theory of operation: the utility model discloses to the required load specification of 20 tons of grades of super large tonnage cargo elevator and the required length and width size of car 1, readjusted the overall structure of car 1 and car diversion sheave 2, the structure and the distribution position that boots and instantaneous formula safety tongs 15 are led to the elevator, make the utility model discloses can reduce the weight of car 1 to within 17.5 tons to guarantee the stable delivery of car 1 under the cooperation of each position of elevator, avoid rocking of car 1 when the unbalance loading. After the distribution position of leading boots and rather than the complex guide rail specification is confirmed as the elevator, the utility model discloses still further optimized the mounting structure who leads boots frame 23 to car 1 dead weight, through the cooperation of mainboard 24, mounting panel 25, vice gusset 27 and major rib board 28, can effectively avoid the elevator to lead the deformation problem that boots appear because of the atress lateral force when the car unbalance loading, further improved the elevator and led the job stabilization nature of boots.
On this basis, the utility model discloses further inject the rated power that hangs of elevator than and hauler 4 for hauler 4 can reduce its required model specification under the condition of guaranteeing that the elevator is stable to go up and down, thereby reduces the manufacturing cost of elevator. And simultaneously, the utility model discloses still optimize rail brackets's structure according to counterweight 5's weight and size for good structural strength still is guaranteed to the extension of the body frame body 19 behind 5000 ~ 6000mm, avoids the bending deformation after the elevator uses for a long time.

Claims (10)

1. The utility model provides a 20 tons of grades of super large tonnage freight elevator which characterized in that: the elevator comprises a car (1), a car frame is arranged outside the car (1), two groups of car reverse rope wheel sets are arranged on two sides of the car frame, each group of car reverse rope wheel set comprises two car reverse rope wheels (2) arranged side by side, a traction steel wire rope (3) is arranged outside the car reverse rope wheels (2), the traction steel wire rope (3) penetrates through the two groups of reverse rope wheel sets and is sequentially connected with a traction machine (4) and a counterweight device (5), four counterweight reverse rope wheels (6) matched with the traction steel wire rope (3) are arranged on the counterweight device (5), and the suspension ratio of the elevator is 8: 1.
2. The 20-ton-class ultra-large-tonnage freight elevator according to claim 1, characterized in that: the sedan-chair frame is including setting up main straight beam subassembly (7) and vice straight beam subassembly (8) outside car (1) respectively, and vice straight beam subassembly (8) symmetry sets up the both sides in main straight beam subassembly (7), two sets of car diversion sheave components set up respectively on the vice straight beam subassembly (8) in both sides, main connecting piece (9) and vice connecting piece (10) interconnect through respectively in the upper end of main straight beam subassembly (7) and vice straight beam subassembly (8), through a plurality of bracing (11) interconnect between main connecting piece (9) and vice connecting piece (10).
3. The 20-ton-class ultra-large-tonnage freight elevator as set forth in claim 2, wherein: the lower ends of the main straight beam assembly (7) and the auxiliary straight beam assembly (8) are connected with each other through a fixed frame (12), a plurality of pull rods are arranged on the fixed frame (12), and the end parts of the pull rods are connected with the upper ends of the main straight beam assembly (7) or the auxiliary straight beam assembly (8).
4. The 20-ton-class ultra-large-tonnage freight elevator according to claim 3, characterized in that: the pull rod is including first pull rod (13) group of connecting main straight beam subassembly (7) and second pull rod (14) group of connecting vice straight beam subassembly (8), and first pull rod (13) group is including setting up first pull rod (13) in main straight beam subassembly (7) both sides side by side, and second pull rod (14) group is including setting up second pull rod (14) in vice straight beam subassembly (8) both sides side by side, and first pull rod (13) in both sides are the cross arrangement with adjacent second pull rod (14) respectively.
5. The 20-ton-class ultra-large-tonnage freight elevator as set forth in claim 2, wherein: the main straight beam assembly (7) and the auxiliary straight beam assembly (8) are formed by processing No. 25 channel steel, the main connecting piece (9) is No. 25 channel steel, and the auxiliary connecting piece (10) is No. 18 channel steel.
6. The 20-ton-class ultra-large-tonnage freight elevator as set forth in claim 2, wherein: symmetrical instantaneous safety tongs (15) are arranged on two sides of the main straight beam assembly (7), wedge blocks (16) and rollers (17) which are located on two sides are arranged in the instantaneous safety tongs (15) respectively, the width of a jaw between each wedge block (16) and each roller (17) is 28.6mm, and the length of each wedge block (16) is 125 mm.
7. The 20-ton-class ultra-large-tonnage freight elevator according to claim 1, characterized in that: the counterweight device (5) is externally connected with a counterweight guide rail (18), and the counterweight guide rail (18) is fixed in an elevator shaft through a guide rail bracket; the guide rail support comprises a main frame body (19), wherein a guide rail mounting frame (20) is arranged on the main frame body (19), the main frame body (19) is a No. 16 channel steel, the guide rail mounting frame (20) is a No. 10 channel steel, and the end part of the guide rail mounting frame (20) extends into a notch of the main frame body (19) and is detachably connected with the main frame body (19).
8. The 20-ton-class ultra-large-tonnage freight elevator according to claim 7, characterized in that: a plurality of mounting holes (21) are formed in the main frame body (19), and the mounting holes (21) and the guide rail mounting frames (20) are distributed in a staggered mode.
9. The 20-ton-class ultra-large-tonnage freight elevator according to claim 8, characterized in that: a plurality of reinforcing ribs (22) are arranged in the main frame body (19) side by side, the reinforcing ribs (22), the mounting holes (21) and the guide rail mounting rack (20) are distributed in a staggered mode, and the interval between every two adjacent reinforcing ribs (22) is 400-1000 mm.
10. The 20-ton-class ultra-large-tonnage freight elevator as set forth in claim 2, wherein: symmetrical elevator guide shoes are arranged on the main straight beam assembly (7) and the auxiliary straight beam assemblies (8) on the two sides respectively, each elevator guide shoe comprises a guide shoe frame (23), a main plate (24) is arranged on each guide shoe frame (23), symmetrical mounting plates (25) are arranged on one sides of the main plates (24), shoe linings (26) are arranged between the mounting plates (25) and the main plates (24), a plurality of auxiliary rib plates (27) are arranged on the side, far away from the shoe linings (26), of each mounting plate (25), and a main rib plate (28) is arranged on the side, far away from the shoe linings (26), of each main plate (24); the shoe lining (26) has dimensions of 220mm by 50 mm.
CN202022053051.4U 2020-09-18 2020-09-18 20-ton super-tonnage freight elevator Active CN213011485U (en)

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Application Number Priority Date Filing Date Title
CN202022053051.4U CN213011485U (en) 2020-09-18 2020-09-18 20-ton super-tonnage freight elevator

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Application Number Priority Date Filing Date Title
CN202022053051.4U CN213011485U (en) 2020-09-18 2020-09-18 20-ton super-tonnage freight elevator

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Publication Number Publication Date
CN213011485U true CN213011485U (en) 2021-04-20

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CN202022053051.4U Active CN213011485U (en) 2020-09-18 2020-09-18 20-ton super-tonnage freight elevator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112093627A (en) * 2020-09-18 2020-12-18 浙江屹立电梯有限公司 20-ton super-tonnage freight elevator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112093627A (en) * 2020-09-18 2020-12-18 浙江屹立电梯有限公司 20-ton super-tonnage freight elevator
CN112093627B (en) * 2020-09-18 2022-05-20 浙江屹立电梯有限公司 20-ton super-tonnage freight elevator

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