CN216471684U - Large-load knapsack type elevator - Google Patents
Large-load knapsack type elevator Download PDFInfo
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- CN216471684U CN216471684U CN202122821608.9U CN202122821608U CN216471684U CN 216471684 U CN216471684 U CN 216471684U CN 202122821608 U CN202122821608 U CN 202122821608U CN 216471684 U CN216471684 U CN 216471684U
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Abstract
The utility model discloses a large-load backpack type elevator which is suitable for being installed in a hoistway of which the left side and the right side are respectively provided with sightseeing glass. The counterweight device of the utility model adopts the first counterweight return rope pulley and the second counterweight return rope pulley to bear load together, thereby effectively increasing the bearing capacity of the lift car.
Description
Technical Field
The utility model relates to a passenger elevator, in particular to an elevator for sightseeing.
Background
An elevator is a vertical elevator powered by an electric motor and used for carrying people or goods in a multi-story building. Elevators have become important building facilities in high-rise buildings and public places as transportation vehicles in the vertical direction and are indispensable. With the improvement of the whole national economic strength, the living consumption level of people is obviously increased, and the demand for elevator individuation is increased. Some large-scale high-end hotels require that the left and right sides of the elevator are sightseeing glass and any elevator component or derrick cannot be seen due to design requirements, and the arrangement of the elevator with a common structure cannot be met, but only a knapsack type arrangement can be adopted. However, the conventional knapsack elevator can only be used for a household elevator with a small number of passengers and a low floor due to the limitation of the structure and the installation position, the rated load of the conventional knapsack elevator basically does not exceed 400kg, and the speed of the conventional knapsack elevator is 0.4 m/s; if the load and the speed are increased, the unbalance loading of the elevator is more serious, even an empty car can incline, and the unsafe conditions of inclination and unstable operation are easy to occur under the condition of full load.
Therefore, a large-load-carrying knapsack elevator with strong load-carrying capacity and stable operation is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a large-load knapsack elevator which is strong in load capacity and stable in operation; the large-load-carrying knapsack type elevator is particularly suitable for being used as a sightseeing elevator.
In order to achieve the purpose, the utility model provides a large-load-capacity knapsack elevator which is suitable for being installed in a hoistway of which the left side and the right side are made of sightseeing glass, and comprises a bearing component, a car, a counterweight device, a steel wire rope, a car guide rail and a counterweight guide rail, wherein the bearing component is installed at the top of the hoistway, the car is arranged in the hoistway, the top of the car is provided with a car return rope wheel, the bearing component is provided with a traction motor, the traction motor is provided with a traction wheel, the counterweight device is arranged in the hoistway, the counterweight device is provided with a first counterweight return rope wheel and a second counterweight return rope wheel in parallel, the first end of the steel wire rope is fixedly connected with the bearing component, the second end of the steel wire rope winds around the car return rope wheel for a plurality of turns and then winds around the traction wheel, and the second end of the steel wire rope is divided into a first steel wire rope and a second steel wire rope on the traction wheel, first wire rope walks around first counterweight is fixed in behind the rope sheave on the carrier assembly, second wire rope walks around second counterweight is fixed in behind the rope sheave on the carrier assembly, car guide reaches longitudinal center line to heavy guide rail and well is parallel arrangement, the car with car guide is the sliding connection of block, counterweight with be the sliding connection of block to heavy guide rail.
Compared with the prior art, the counterweight device is provided with the first counterweight return rope wheel and the second counterweight return rope wheel, the first counterweight return rope wheel is provided with the first steel wire rope, and the second counterweight return rope wheel is provided with the second steel wire rope. A steel wire rope which bypasses a car return rope wheel on the car is divided into a first steel wire rope and a second steel wire rope. The counterweight device of the utility model adopts the first counterweight return rope pulley and the second counterweight return rope pulley to share the load, namely the first counterweight return rope pulley and the second counterweight return rope pulley respectively share half of the number of steel wire ropes, thereby effectively improving the running stability of the lift car and increasing the weight of the counterweight device, thereby increasing the larger bearing capacity of the lift car, ensuring that the counterweight device has larger load-carrying capacity and being particularly suitable for sightseeing elevators. In addition, the technical scheme of dividing the steel wire rope into two parts effectively reduces the thickness of the first counterweight sheave and the second counterweight sheave, increases the distance between the lift car and the counterweight device, and facilitates the installation of the safety gear. Meanwhile, the utility model does not need a machine room, has compact arrangement and strong practicability and is suitable for wide popularization and use.
Preferably, the top of the car of the large load-carrying backpack type elevator is provided with two car return rope wheels in parallel, and the second end of the steel wire rope sequentially rounds the two car return rope wheels and then rounds the traction wheel. The lift car lifting device has the advantages that the steel wire rope is acted on the two parallel lift car return rope wheels at the top of the lift car to lift the lift car, the cantilever beam force is effectively decomposed into the simply supported beam force by the steel wire rope, the unbalanced load capacity of the elevator is further improved, and the stability and the load capacity of the elevator are greatly improved; meanwhile, the abrasion of the guide shoe of the car is reduced, and the running stability of the elevator is facilitated.
Preferably, the two car return sheaves of the large load-carrying rucksack elevator of the present invention are symmetrically disposed with a perpendicular line on which the center of gravity of the car is located as a symmetry line. The two car returns the perpendicular line that the focus of rope sheave of car is located with the car and is the symmetrical setting of symmetry for the car is being carried by wire rope and is being carried the in-process of drawing, moves more steadily and stably.
Preferably, the centre line of the car of the large load-carrying rucksack elevator of the utility model coincides with the centre line of the counterweight. The utility model effectively saves space by the design that the center line of the lift car is overlapped with the center line of the counterweight device, thereby facilitating the installation of other equipment.
Preferably, the load bearing assembly of the heavy-load-carrying backpack type elevator comprises a cross beam and a longitudinal beam, wherein the cross beam is transversely and horizontally arranged at the top of a hoistway, the longitudinal beam is longitudinally and horizontally arranged at the top of the hoistway, the first end of the steel wire rope is fixedly connected with the longitudinal beam, and the first steel wire rope and the second steel wire rope are fixedly connected with the cross beam. The utility model mainly bears the lift car and the counterweight device through the independent cross beam and the independent longitudinal beam respectively, thereby ensuring that the utility model can safely and stably run under the condition of large load.
Drawings
Fig. 1 is a schematic top view of a large load carrying rucksack elevator of the present invention installed in a hoistway.
Fig. 2 is a structural schematic diagram of a large load carrying backpack type elevator of the present invention.
Fig. 3 is a side view of the structure of a large load carrying rucksack elevator of the present invention installed in a hoistway.
Fig. 4 is another side view of the structure of the large load carrying rucksack elevator of the present invention installed in the hoistway.
Detailed Description
Embodiments of the present invention will now be described with reference to the drawings, wherein like element numerals represent like elements.
As shown in fig. 1 to 4, the large load-carrying backpack type elevator 100 of the present invention is installed in a hoistway 300 whose left and right sides are viewing glasses 200, the large load-carrying backpack type elevator 100 includes a load-bearing assembly, a car 1, a counterweight 2, a wire rope 3, a car guide rail 4, and a counterweight guide rail 5, the load-bearing assembly is installed at the top of the hoistway 300, the car 1 is disposed in the hoistway 300, the top of the car 1 is provided with a car return sheave 6, the load-bearing assembly is provided with a traction motor, the traction motor is provided with a traction sheave 7, the counterweight 2 is disposed in the hoistway 300, and the counterweight 2 is provided with a first counterweight return sheave 21 and a second counterweight return sheave 22 side by side; the first end 31 of the steel cable 3 is fixedly connected with the bearing component, and specifically, the first end 31 of the steel cable 3 is fixedly connected with the bearing component through a cable head component 81. The second end 32 of the steel wire rope 3 winds the car return rope wheel 6 for a plurality of circles and winds the traction wheel 7, and the number of circles on which the steel wire rope 3 winds is changed by the positive and negative rotation of the traction wheel 7, so that the car 1 ascends and descends. The second end 32 of the steel wire rope 3 is divided into a first steel wire rope 3a and a second steel wire rope 3b on the traction sheave 7, the first steel wire rope 3a is fixed on the bearing component after bypassing the first counterweight sheave 21, and specifically, the first steel wire rope 3a is fixed on the bearing component through a rope head component 82. The second wire rope 3b is fixed on the bearing component after bypassing the second counterweight sheave 22, and specifically, the second wire rope 3b is fixed on the bearing component through a rope head component 83. The car guide rails 4 and the counterweight guide rails 5 are arranged in parallel with the longitudinal center line of the hoistway 300 (the longitudinal direction of the hoistway is the height mode of the hoistway or the lifting direction of the car), so the car guide rails 4 and the counterweight guide rails 5 are also arranged in parallel inevitably, the car 1 and the car guide rails 4 are connected in a sliding manner in an engaged manner, and the counterweight device 2 and the counterweight guide rails 5 are connected in a sliding manner in an engaged manner; specifically, the car 1 is raised and lowered by being guided by the car guide rails 4, and the counterweight 2 is raised and lowered by being guided by the counterweight guide rails 5. As can be seen from the above, the counterweight device 2 of the present invention is provided with the first counterweight return sheave 21 and the second counterweight return sheave 22, and the first counterweight return sheave 21 is provided with the first wire rope 3a, and the second counterweight return sheave 22 is provided with the second wire rope 3 b. The wire rope 3 passing around the car return sheave 6 of the car 1 is divided into two parts, namely a first wire rope 3a and a second wire rope 3 b. According to the utility model, the counterweight device 2 adopts the first counterweight return rope pulley 21 and the second counterweight return rope pulley 22 to bear the load together, namely the first counterweight return rope pulley 21 and the second counterweight return rope pulley 22 bear half of the number of steel wire ropes respectively, so that the running stability of the car 1 is effectively improved, and the counterweight device 2 can be increased in weight, thereby increasing the larger bearing capacity of the car 1, enabling the counterweight device to have larger load-bearing capacity, and being particularly suitable for use of sightseeing elevators. The large load carrying backpack elevator 100 of the present invention is described in further detail below with continued reference to fig. 1-4:
as shown in fig. 1 and 2, preferably, two car return sheaves 6 are disposed in parallel on the top of the car 1 of the large load-carrying rucksack elevator 100 of the present invention, and the second end 32 of the wire rope 3 sequentially passes around the two car return sheaves 6 and then passes around the traction sheave 7. According to the utility model, the steel wire rope 3 acts on the two parallel car return rope wheels 6 at the top of the car 1 to lift the car 1, so that the lifting of the car 1 by the steel wire rope 3 is effectively decomposed into a simply supported beam force by a cantilever beam force, the unbalance loading capacity of the elevator is further improved, and the stability and the load carrying capacity of the elevator are greatly improved; meanwhile, the abrasion of the guide shoe of the car is reduced, and the running stability of the elevator is facilitated. More specifically, the two car return sheaves 6 of the large load-carrying rucksack elevator 100 according to the present invention are disposed symmetrically with respect to the perpendicular line on which the center of gravity of the car 1 is located as a symmetry line. The two car return rope wheels 6 are symmetrically arranged by taking the vertical line where the gravity center of the car 1 is located as a symmetrical line, so that the car 1 can run more stably and stably in the lifting process of the steel wire rope 3.
Preferably, the center line of the car 1 of the large load-carrying rucksack elevator 100 of the present invention coincides with the center line of the counterweight 2. The utility model effectively saves space by the design that the center line of the car 1 is overlapped with the center line of the counterweight device 2, thereby being convenient for installing other equipment.
As shown in fig. 2 to 4, preferably, the load bearing assembly of the large load-carrying backpack type elevator 100 of the present invention includes a longitudinal beam 91 and a transverse beam 92, the transverse beam 92 is horizontally disposed at the top of the hoistway 300 in a transverse direction, the longitudinal beam 91 is horizontally disposed at the top of the hoistway in a longitudinal direction, the first end 31 of the steel wire rope 3 is fixedly connected to the longitudinal beam 91 through a rope head assembly 81, the first steel wire rope 3a is fixedly connected to the transverse beam 92 through a rope head assembly 82, and the second steel wire rope 3b is fixedly connected to the transverse beam 92 through a rope head assembly 83. The utility model mainly bears the lift car and the counterweight device through the independent cross beam and the independent longitudinal beam respectively, thereby ensuring that the utility model can safely and stably run under the condition of large load.
As can be seen from fig. 1 to 4, the counterweight device 2 of the present invention is provided with a first counterweight return sheave 21 and a second counterweight return sheave 22, wherein the first counterweight return sheave 21 is provided with a first wire rope 3a, and the second counterweight return sheave is provided with a second wire rope 3 b. The steel wire rope 3 which bypasses the two cage return rope wheels 6 on the cage 1 is divided into a first steel wire rope 3a and a second steel wire rope 3 b. According to the counterweight device 2, the first counterweight return rope wheel 21 and the second counterweight return rope wheel 22 are adopted to bear loads together, namely the first counterweight return rope wheel 21 and the second counterweight return rope wheel 22 bear half of the number of steel wire ropes respectively, so that the running stability of the car is effectively improved, the counterweight device 2 can be increased in weight, the larger bearing capacity of the car 1 can be increased, the counterweight device can have larger load-bearing capacity, and the counterweight device is particularly suitable for being used in sightseeing elevators. Meanwhile, the steel wire rope 3 acts on the two parallel car return rope wheels 6 at the top of the car 1 to lift the car 1, so that the lifting of the car 1 by the steel wire rope 3 is effectively decomposed into simply supported beam force by cantilever beam force, the unbalance loading capacity of the elevator is further improved, and the stability and the load capacity of the elevator are greatly improved. Therefore, the technical scheme of the utility model that the steel wire rope is divided into two parts, the two car return rope wheels 6 and the two pairs of return rope wheels (namely the first pair of return rope wheels 21 and the second pair of return rope wheels 22) can increase the bearing capacity of the car 1, ensure the safety and the stability of the running of the car 1, effectively reduce the thicknesses of the first pair of return rope wheels 21 and the second pair of return rope wheels 22, increase the distance between the car 1 and the counterweight device 2 and facilitate the installation of safety tongs. Meanwhile, the utility model does not need a machine room, has compact arrangement and strong practicability and is suitable for wide popularization and use.
The operating principle of the elevator operation according to the utility model is known to the person skilled in the art and will not be described in detail here.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
Claims (5)
1. A large-load backpack type elevator is suitable for being installed in a hoistway of which the left side and the right side are made of sightseeing glass, and is characterized by comprising a bearing component, a car, a counterweight device, a steel wire rope, a car guide rail and a counterweight guide rail, wherein the bearing component is installed at the top of the hoistway, the car is arranged in the hoistway, the top of the car is provided with a car return rope wheel, the bearing component is provided with a traction motor, the traction motor is provided with a traction wheel, the counterweight device is arranged in the hoistway, the counterweight device is provided with a first counterweight return rope wheel and a second counterweight return rope wheel side by side, the first end of the steel wire rope is fixedly connected with the bearing component, the second end of the steel wire rope winds around the car return rope wheel in a plurality of turns and then winds the traction wheel, and the second end of the steel wire rope is divided into a first steel wire rope and a second steel wire rope on the traction wheel, first wire rope walks around first counterweight is fixed in behind the rope sheave on the carrier assembly, second wire rope walks around second counterweight is fixed in behind the rope sheave on the carrier assembly, car guide reaches longitudinal center line to heavy guide rail and well is parallel arrangement, the car with car guide is the sliding connection of block, counterweight with be the sliding connection of block to heavy guide rail.
2. The large-load-carrying rucksack type elevator as claimed in claim 1, wherein two car return sheaves are disposed in parallel on the top of the car, and the second end of the wire rope is wound around the two car return sheaves in sequence and then wound around the traction sheave.
3. The large capacity rucksack elevator as claimed in claim 2, wherein said car return sheaves are disposed symmetrically with respect to a vertical line on which a center of gravity of said car is located as a symmetric line.
4. A rucksack elevator according to claim 2, characterized in that the centre line of the car coincides with the centre line of the counterweight.
5. The large capacity rucksack elevator as recited in claim 1, wherein said load bearing assembly includes a cross member and a longitudinal member, said cross member being disposed horizontally and laterally at a top of the hoistway, said longitudinal member being disposed horizontally and longitudinally at the top of the hoistway, said first ends of said wire ropes being fixedly connected to said longitudinal member, said first and second wire ropes being fixedly connected to said cross member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122821608.9U CN216471684U (en) | 2021-11-17 | 2021-11-17 | Large-load knapsack type elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122821608.9U CN216471684U (en) | 2021-11-17 | 2021-11-17 | Large-load knapsack type elevator |
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| CN216471684U true CN216471684U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122821608.9U Active CN216471684U (en) | 2021-11-17 | 2021-11-17 | Large-load knapsack type elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113979271A (en) * | 2021-11-17 | 2022-01-28 | 快意电梯股份有限公司 | Large-load knapsack type elevator |
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2021
- 2021-11-17 CN CN202122821608.9U patent/CN216471684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113979271A (en) * | 2021-11-17 | 2022-01-28 | 快意电梯股份有限公司 | Large-load knapsack type elevator |
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