Lifting equipment

Abstract

The present application discloses an elevator device, including a shaft, a beam, a cage, a counterweight, a traction machine, and a first guide wheel group and a second guide wheel group installed on the beam, wherein the cage and the counterweight are located in the shaft; one end of the first traction rope is connected to the first code disc after passing through a traction rope locking device, and the other end is connected to the counterweight after passing through the first guide wheel group upward; one end of the second traction rope is relatively fixed to the lower end of the counterweight, and the other end is fixed to the counterweight downward after passing through the traction machine, and then passing through the second guide wheel group upward. The traction machine can exchange positions with the second guide wheel group. The cage and the counterweight of the elevator device are located in the shaft, and the construction progress is not affected by the external environment. The cage is in the shaft and can be used all the time, can run to the basement, and can adapt to different building appearance structures.

Description

Technical Field

[0001] The invention relates to building engineering construction equipment, in particular to elevator equipment. Background Art

[0002] At present, construction elevators are generally located outside buildings, relying on standard sections to guide and support the up and down movement of the cage for people or goods. Such outdoor elevators are greatly affected by the weather and are generally driven directly by a winch wire rope or a rack and pinion. Currently, the domestically used ones are basically rack and pinion construction elevators (SC type construction elevators). Such elevators have high energy consumption and high operating noise. Since soft connections are often used between the standard sections and the building body, strong winds, rain and snow reduce the safety and reliability of the elevator. In addition, the entire equipment is outdoors, and the surface protection requirements for the equipment itself are also high. Summary of the invention

[0003] In view of the above problems, the present invention provides a lifting device.

[0004] The technical solution adopted by the present invention is as follows:

[0005] An elevator device comprises a hoistway, a sky beam, a cage, a counterweight, a traction machine and a first guide wheel group installed on the sky beam, wherein the cage and the counterweight are located in the hoistway; and the traction machine is located on one side of the counterweight;

[0006] The elevator equipment also includes a guide mechanism for the cage and the counterweight to move up and down; the cage or the counterweight is provided with an overspeed protection device that cooperates with the guide mechanism, and the overspeed protection device is fixed to the upper part or the lower part of the cage;

[0007] The elevator equipment also includes a first traction rope, a second traction rope, a first code disc and a second code disc, wherein the first code disc is fixed on the cage, and the second code disc is fixed on the counterweight, and the first code disc and the second code disc are manual code discs or automatic code discs; one end of the first traction rope is relatively fixed to the cage, and is connected to the first code disc after passing through a traction rope locking device, and the other end of the first traction rope is upwardly bypassed by the first guide wheel group and then downwardly connected to the counterweight; one end of the second traction rope is relatively fixed to the lower end of the counterweight, and is connected to the second code disc after passing through a traction rope locking device; the traction machine directly drags the counterweight to move through the second traction rope, thereby driving the cage to move up and down to realize indirect dragging;

[0008] A second guide wheel group is also installed on the sky beam, the traction machine is located at the bottom of the shaft and is fixed inside or outside the shaft, the fixed base of the traction machine is provided with a tensioning device, the other end of the second traction rope passes around the traction machine and then passes around the second guide wheel group upwards, and then is fixed downwards to the counterweight; or, the traction machine is installed on the sky beam, a second guide wheel group is installed at the bottom of the shaft, the fixed base of the second guide wheel group is provided with a tensioning device, the other end of the second traction rope passes around the second guide wheel group and then passes around the traction machine upwards, and then is fixed downwards to the counterweight;

[0009] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain;

[0010] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0011] The hoist cage and counterweight of the elevator equipment are located in the shaft, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The cage of the present application is in the shaft and can be used all the time. It can run to the basement and can adapt to different building appearance structures. The elevator equipment adopts indirect drive, that is, the traction machine directly drags the counterweight through the second traction rope, thereby driving the cage to move up and down. The present application reduces the number and number of cycles of the traction rope through the combination of two sections of traction ropes, reduces the reactive power loss caused by the quality of the traction rope system, and improves the operation efficiency.

[0012] The code disc of the present application is used to store the corresponding remaining amount of the traction rope. When the height of the building body gradually increases, the length of the traction rope and the length of the guide mechanism can be continuously adjusted by releasing the remaining amount of the traction rope stored in the code disc.

[0013] In actual use, the traction rope of the present application can be a friction transmission pair material structure such as a steel wire rope, a steel belt or a plastic-coated steel wire rope, a chain, etc.

[0014] In one embodiment of the present invention, the upper end of the counterweight has two rope end combinations, the lower end of the counterweight has one rope end combination, the first traction rope is fixed to the upper end of the counterweight through the corresponding rope end combination, and the two ends of the second traction rope are respectively fixed to the rope end combinations corresponding to the upper end and the lower end of the counterweight; the remainder of the first traction rope is fixed to the cage through the first code disc, and the remainder of the second traction rope is fixed to the counterweight through the second code disc.

[0015] In one embodiment of the present invention, the elevator equipment also includes a third code disc and a compensation rope, wherein the third code disc is fixed on the cage or the counterweight, one end of the compensation rope is fixed on the counterweight, and the other end is fixed on the cage, and the surplus of the compensation rope is stored on the third code disc.

[0016] When the lifting height is high, the weight of the traction rope is compensated to reduce the non-consumable energy, and the length of the compensation rope is continuously adjusted according to the height of the shaft.

[0017] In one embodiment of the present invention, the control system of the traction machine includes an energy feedback device and a power outage emergency rescue device, and the fixed base of the traction machine is equipped with a tensioning device; the traction machine is a permanent magnet synchronous gearless traction machine, a three-phase asynchronous geared traction machine, a servo linear motor or a DC motor.

[0018] In one embodiment of the present invention, the first guide wheel set includes one or more first guide wheels, and the second guide wheel set includes one or more second guide wheels.

[0019] In one embodiment of the present invention, the elevator equipment further includes a water accumulation monitoring device disposed at the bottom of the hoistway;

[0020] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which cooperates with the cage and the other cooperates with the counterweight, and both buffers are provided with traction rope extension break protection;

[0021] The cage is equipped with a camera of the Internet of Things module, and the door of the cage is equipped with a locking mechanism, which is manual or automatic. After the door is closed, there is an electrical switch verification, and the door of the cage is equipped with an anti-pinch protection device;

[0022] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0023] The present application also discloses another elevator device, comprising a hoistway, a sky beam, a cage, a counterweight, a traction machine, and a first guide wheel group installed on the sky beam, wherein the cage and the counterweight are located in the hoistway, the traction machine is fixed to the bottom, the wall or the outside of the hoistway, the fixed base of the traction machine is provided with a tensioning device, the lower end of the cage is provided with a first lower wheel group, the lower end of the counterweight is provided with a second lower wheel group, and the traction machine drives the cage and the counterweight to alternately move up and down by dragging the second traction rope;

[0024] The elevator device further includes a first traction rope, a second traction rope, a first code disc and a second code disc, wherein the first code disc is fixed on the cage, and the second code disc is located on one side of the cage or the counterweight and fixed inside or outside the hoistway; the first code disc and the second code disc are manual code discs or automatic code discs;

[0025] One end of the first traction rope is relatively fixed to the cage, and is connected to the first code disc after passing through the traction rope locking device, and the other end of the first traction rope is passed around the first guide wheel group upwards and then connected to the counterweight downwards; the first end of the second traction rope is relatively fixed to the bottom of the hoistway, and is connected to the second code disc after passing through the traction rope locking device, and the second end of the second traction rope is firstly wound around the first lower wheel group of the cage, then passed around the traction machine and then passed around the second lower wheel group of the counterweight upwards, and finally fixed to the traction rope tensioning device of the bottom pit of the hoistway through the rope head assembly;

[0026] The rope head assembly has a traction rope tension adjustment device;

[0027] The elevator equipment also includes a guide mechanism for the cage and the counterweight to move up and down; the cage or the counterweight is provided with an overspeed protection device that cooperates with the guide mechanism, and the overspeed protection device is fixed to the upper part or the lower part of the cage;

[0028] The first guide wheel group includes one or more first guide wheels, the first lower wheel group includes one or more first lower wheels, and the second lower wheel group includes one or more second lower wheels;

[0029] The elevator equipment also includes a water accumulation monitoring device arranged at the bottom of the hoistway;

[0030] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0031] The cage is equipped with a camera of the Internet of Things module, and the door of the cage is equipped with a locking mechanism, which is manual or automatic. After the door is closed, there is an electrical switch verification, and the door of the cage is equipped with an anti-pinch protection device;

[0032] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed;

[0033] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain.

[0034] The hoist cage and counterweight of the elevator equipment are located in the shaft, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The hoist cage of the present application is in the shaft and can be used all the time. It can run to the basement and can adapt to different building appearance structures. The elevator equipment uses a hoist cage and a counterweight on both sides of the traction machine. The hoist cage, counterweight and traction machine are connected by a second traction rope. The gravity of the two is used to generate friction between the traction rope and the traction machine to realize traction transmission; compared with outdoor elevators, energy consumption is reduced.

[0035] In one embodiment of the present invention, the elevator equipment also includes a third guide wheel group installed at the lower part of the shaft, and the third guide wheel group is below the counterweight. The third guide wheel group includes at least two third guide wheels. The second end of the second traction rope is firstly wound around the first lower wheel group of the cage, and then bypasses the third guide wheel group and the traction machine and then bypasses the second lower wheel group of the counterweight upward, and is finally fixed to the traction rope tensioning device of the shaft pit through the rope head combination. The third guide wheel group is used to adjust the wrap angle of the second traction rope on the traction machine.

[0036] The present application also discloses another elevator device, comprising a hoistway, a sky beam, a cage, a counterweight, a traction machine, and a first guide wheel group installed on the sky beam, wherein the cage and the counterweight are located in the hoistway, the traction machine is fixed to the bottom, the wall or the outside of the hoistway, the fixed base of the traction machine is provided with a tensioning device, and the lower end of the cage is provided with a first lower wheel group;

[0037] The elevator device further includes a first traction rope, a second traction rope, a first code disc and a second code disc, wherein the first code disc is fixed on the cage, and the second code disc is located on one side of the cage or the counterweight and fixed inside or outside the hoistway; the first code disc and the second code disc are manual code discs or automatic code discs;

[0038] One end of the first traction rope is relatively fixed to the cage, and is connected to the first code disc after passing through the traction rope locking device, and the other end of the first traction rope is passed around the first guide wheel group upwards and then connected to the upper end of the counterweight through the rope head combination downwards; the first end of the second traction rope is relatively fixed to the lower part of the hoistway, and is connected to the second code disc after passing through the traction rope locking device, the second end of the second traction rope is firstly wound around the first lower wheel group of the cage, and then passed around the traction machine and was fixed to the lower end of the counterweight upwards through the rope head combination, and the traction machine drives the cage and the counterweight to move up and down alternately by dragging the second traction rope;

[0039] The rope head assembly has a traction rope tension adjustment device;

[0040] The elevator equipment also includes a guide mechanism for the cage and the counterweight to move up and down; the cage or the counterweight is provided with an overspeed protection device that cooperates with the guide mechanism, and the overspeed protection device is fixed to the upper part or the lower part of the cage;

[0041] The first guide wheel group includes one or more first guide wheels, and the first lower wheel group includes one or more first lower wheels;

[0042] The elevator equipment also includes a water accumulation monitoring device arranged at the bottom of the hoistway;

[0043] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0044] The cage is equipped with a camera of the Internet of Things module, and the door of the cage is equipped with a locking mechanism, which is manual or automatic. After the door is closed, there is an electrical switch verification, and the door of the cage is equipped with an anti-pinch protection device;

[0045] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain;

[0046] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0047] The hoist cage and counterweight of the elevator equipment are located in the shaft, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The hoist cage of the present application is in the shaft and can be used all the time. It can run to the basement and can adapt to different building appearance structures. The elevator equipment uses a hoist cage and a counterweight on both sides of the traction machine. The hoist cage, counterweight and traction machine are connected by a traction rope. The gravity of the two is used to generate friction between the traction rope and the traction machine to realize traction transmission; compared with outdoor elevators, energy consumption is reduced.

[0048] The present application also discloses another elevator device, comprising a hoistway, a sky beam, a cage, a counterweight, a traction machine, and a first guide wheel group installed on the sky beam, wherein the cage and the counterweight are located in the hoistway, the traction machine is fixed to the bottom, the wall or the outside of the hoistway, the fixed base of the traction machine is provided with a tensioning device, and a fourth guide wheel group is installed at the bottom of the hoistway;

[0049] The elevator equipment further includes a first traction rope, a second traction rope, a first code disc and a second code disc, wherein the first code disc is fixed on the cage, the second code disc is also fixed on the cage, and the first code disc and the second code disc are manual code discs or automatic code discs;

[0050] One end of the first traction rope is relatively fixed to the cage, and is connected to the first code disc after passing through the traction rope locking device, and the other end of the first traction rope is passed around the first guide wheel group upwards and then connected to the upper end of the counterweight through the rope head combination downwards; the first end of the second traction rope is relatively fixed to the lower end of the cage, and is passed through the traction rope locking device and connected to the second code disc, and the second end of the second traction rope is passed around the fourth guide wheel and the traction machine downwards and then fixed to the lower end of the counterweight through the rope head combination upwards, or the second end of the second traction rope is passed around the fourth guide wheel and the traction machine downwards and then fixed to the lower end of the counterweight through the rope head combination upwards;

[0051] The traction machine drives the cage and the counterweight to move up and down alternately by dragging the second traction rope, and the rope head assembly has a traction rope tension adjustment device;

[0052] The elevator equipment also includes a guide mechanism for the cage and the counterweight to move up and down; the cage or the counterweight is provided with an overspeed protection device that cooperates with the guide mechanism, and the overspeed protection device is fixed to the upper part or the lower part of the cage;

[0053] The first guide wheel group includes one or more first guide wheels, and the fourth guide wheel group includes one or more fourth guide wheels;

[0054] The elevator equipment also includes a water accumulation monitoring device arranged at the bottom of the hoistway;

[0055] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0056] The cage is equipped with a camera of the Internet of Things module, and the door of the cage is equipped with a locking mechanism, which is manual or automatic. After the door is closed, there is an electrical switch verification, and the door of the cage is equipped with an anti-pinch protection device;

[0057] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain;

[0058] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0059] The hoist cage and counterweight of the elevator equipment are located in the shaft, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The hoist cage of the present application is in the shaft and can be used all the time. It can run to the basement and can adapt to different building appearance structures. The elevator equipment uses a hoist cage and a counterweight on both sides of the traction machine. The hoist cage, counterweight and traction machine are connected by a traction rope. The gravity of the two is used to generate friction between the traction rope and the traction machine to realize traction transmission; compared with outdoor elevators, energy consumption is reduced.

[0060] The beneficial effects of the present invention are as follows: the cage and counterweight of the elevator equipment are located in the shaft, and the construction progress is not affected by the external environment. The existing outdoor elevators cannot run to the basement and are difficult to adapt to the working conditions of buildings with strange appearances. Outdoor elevators generally need to be dismantled when the building is decorated with its facade, while the cage of the present application is in the shaft and can be used all the time, can run to the basement, and can adapt to different building appearance structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0061] Figure 1 is a schematic diagram of a first type of lift equipment in Example 1;

[0062] Figure 2 is a schematic diagram of a second type of lift equipment in Example 1;

[0063] Figure 3 is a schematic diagram of a third type of lift equipment in Example 1;

[0064] Figure 4 is a schematic diagram of a fourth type of lift equipment in Example 1;

[0065] Figure 5 is a schematic diagram of a first type of lift equipment in Example 2;

[0066] Figure 6 is a schematic diagram of a second type of lift equipment in Example 2;

[0067] Figure 7 is a schematic diagram of the elevator device of Example 3;

[0068] Figure 8 It is a schematic diagram of the elevator equipment of Example 4.

[0069] The reference numerals in the figures are:

[0070] 1. Hoistway; 2. Beam; 3. Cage; 4. Counterweight; 5. Traction machine; 6. First guide wheel group; 7. First traction rope; 8. Second traction rope; 9. First encoder; 10. Second encoder; 11. Second guide wheel group; 12. Third encoder; 13. Compensation rope; 14. Guide mechanism; 15. Overspeed protection device; 16. Water accumulation monitoring device; 17. First lower wheel group; 18. Second lower wheel group; 19. Third guide wheel group; 20. Fourth guide wheel group; 21. Rope head assembly; 22. Traction rope tensioning device, 23. Traction machine base tensioning device. DETAILED DESCRIPTION

[0071] The present invention is described in detail below in conjunction with the accompanying drawings.

[0072] Example 1

[0073] like Figure 1 As shown, a lifting device comprises a hoistway 1, a sky beam 2, a cage 3, a counterweight 4, a traction machine 5 and a first guide wheel group 6 installed on the sky beam 2, the cage 3 and the counterweight 4 are located in the hoistway 1; the traction machine 5 is located on one side of the counterweight 4;

[0074] The elevator device also includes a guide mechanism 14 for the cage 3 and the counterweight 4 to move up and down; the cage 3 or the counterweight 4 is provided with an overspeed protection device 15 that cooperates with the guide mechanism 14, and the overspeed protection device 15 is fixed to the upper part or the lower part of the cage 3;

[0075] The elevator equipment also includes a first traction rope 7, a second traction rope 8, a first code disc 9 and a second code disc 10. The first code disc 9 is fixed on the cage 3, and the second code disc 10 is fixed on the counterweight 4. The first code disc 9 and the second code disc 10 are manual code discs or automatic code discs. The remainder of the first traction rope is fixed to the cage through the first code disc, and the remainder of the second traction rope is fixed to the counterweight through the second code disc; one end of the first traction rope 7 is relatively fixed to the cage 3, and is connected to the first code disc 9 after passing through the traction rope locking device, and the other end of the first traction rope 7 is upwardly bypassed by the first guide wheel group 6 and then downwardly connected to the counterweight 4; one end of the second traction rope 8 is relatively fixed to the lower end of the counterweight 4, and is connected to the second code disc 10 after passing through the traction rope locking device; the traction machine 5 directly drags the counterweight 4 to move through the second traction rope, thereby driving the cage 3 to move up and down to achieve indirect dragging.

[0076] A second guide wheel set 11 is also installed on the top beam 2. The traction machine 5 is located at the bottom of the shaft 1 and is fixed inside or outside the shaft 1. The fixed base of the traction machine 5 is equipped with a tensioning device. The other end of the second traction rope 8 passes around the traction machine 5 and then passes around the second guide wheel set 11 upwards, and then is fixed downwards to the counterweight 4.

[0077] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain;

[0078] The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0079] The cage 3 and counterweight 4 of the elevator equipment are located in the shaft 1, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The cage 3 of the present application is in the shaft 1 and can be used all the time. It can run to the basement and can adapt to different building appearance structures. The elevator equipment adopts indirect drive, that is, the traction machine 5 directly drags the counterweight 4 through the second traction rope 8 to move, thereby driving the cage 3 to move up and down. The present application reduces the number and number of cycles of the traction rope through the combination of two sections of traction ropes, reduces the reactive power loss caused by the quality of the traction rope system, and improves the operation efficiency.

[0080] The code disc of the present application is used to store the corresponding remaining amount of the traction rope. When the height of the building body gradually increases, the length of the traction rope and the length of the guide mechanism 14 can be continuously adjusted by releasing the remaining amount of the traction rope stored in the code disc.

[0081] In actual use, the traction rope of the present application can be a friction transmission pair material structure such as a steel wire rope, a steel belt or a plastic-coated steel wire rope, a chain, etc.

[0082] In actual use, the positions of the traction machine 5 and the second guide wheel set 11 can be interchanged, such as Figure 2 As shown, the traction machine 5 is installed on the skylight 2, and a second guide wheel group 11 is installed at the bottom of the shaft 1. The other end of the second traction rope 8 passes around the second guide wheel group 11 and then passes around the traction machine 5 upward, and then is fixed to the counterweight 4 downward.

[0083] In actual use, the fixed base of the second guide wheel group is provided with a tensioning device 23, and specifically, the wheel seat of the second guide wheel is provided with a tensioning device.

[0084] In actual use, the elevator equipment may further include a third code disc 12 and a compensation rope 13, such as Figure 3 and 4 As shown, the third code disc 12 is fixed on the cage 3 or the counterweight 4, one end of the compensation rope 13 is fixed on the counterweight 4, and the other end is fixed on the cage 3, and the surplus of the compensation rope 13 is stored on the third code disc 12. When the lifting height is high, the weight of the traction rope can be compensated by the compensation rope, and the length of the traction rope can be continuously adjusted according to the height of the hoistway 1 by the third code disc 12.

[0085] like Figures 1 to 4As shown, in this embodiment, the upper end of the counterweight 4 has two rope end combinations 21, the lower end of the counterweight 4 has one rope end combination 21, the first traction rope 7 is fixed to the upper end of the counterweight 4 through the corresponding rope end combination 21, and the two ends of the second traction rope 8 are respectively fixed to the rope end combinations 21 corresponding to the upper end and the lower end of the counterweight 4.

[0086] In actual use, the control system of the traction machine 5 includes an energy feedback device and a power failure emergency rescue device; the traction machine 5 is a permanent magnet synchronous gearless traction machine 5, a three-phase asynchronous geared traction machine 5, a servo linear motor or a DC motor.

[0087] In actual use, the first guide wheel group 6 includes one or more first guide wheels, and the second guide wheel group 11 includes one or more second guide wheels.

[0088] In actual use, the elevator equipment also includes a water accumulation monitoring device 16 arranged at the bottom of the shaft 1;

[0089] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which cooperates with the cage and the other cooperates with the counterweight, and both buffers are provided with traction rope extension break protection;

[0090] The cage 3 is equipped with a camera of the Internet of Things module. The door of the cage 3 is equipped with a locking mechanism. The locking mechanism is manual or automatic. After the door is closed, there is an electrical switch verification. The door of the cage 3 is equipped with an anti-pinch protection device;

[0091] A protective guardrail and a lifting limit device are arranged on the top beam 2. The protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0092] Example 2

[0093] like Figure 5 As shown, this embodiment discloses a lifting device, including a hoistway 1, a sky beam 2, a cage 3, a counterweight 4, a traction machine 5, and a first guide wheel group 6 installed on the sky beam 2, the cage 3 and the counterweight 4 are located in the hoistway 1, the traction machine 5 is fixed to the bottom, wall or outside of the hoistway 1, the fixed base of the traction machine 5 is provided with a tensioning device, the lower end of the cage 3 is installed with a first lower wheel group 17, the lower end of the counterweight 4 is installed with a second lower wheel group 18, and the traction machine drives the cage 3 and the counterweight 4 to alternately move up and down by dragging the second traction rope;

[0094] The elevator equipment further includes a first traction rope 7, a second traction rope 8, a first code disc 9 and a second code disc 10. The first code disc 9 is fixed on the cage 3, and the second code disc 10 is located on one side of the cage 3 or the counterweight 4 and is fixed inside or outside the shaft 1. The first code disc 9 and the second code disc 10 are manual code discs or automatic code discs.

[0095] One end of the first traction rope 7 is relatively fixed to the cage 3, and is connected to the first code disc 9 after passing through the traction rope locking device. The other end of the first traction rope 7 is passed around the first guide wheel group 6 upwards and is connected to the counterweight 4 downwards. The first end of the second traction rope 8 is relatively fixed to the bottom of the hoistway 1, and is connected to the second code disc 10 after passing through the traction rope locking device. The second end of the second traction rope 8 is firstly wound around the first lower wheel group 17 of the cage 3, and then passed around the traction machine 5 and then passed around the second lower wheel group 18 of the counterweight 4 upwards, and finally fixed to the traction rope tensioning device 22 of the bottom pit of the hoistway 1 through the rope head assembly 21.

[0096] The rope head assembly 21 has a traction rope tension adjustment device;

[0097] The elevator device also includes a guide mechanism 14 for the cage 3 and the counterweight 4 to move up and down; the cage 3 or the counterweight 4 is provided with an overspeed protection device 15 that cooperates with the guide mechanism 14, and the overspeed protection device 15 is fixed to the upper part or the lower part of the cage 3;

[0098] The first guide wheel group 6 includes one or more first guide wheels, the first lower wheel group 17 includes one or more first lower wheels, and the second lower wheel group 18 includes one or more second lower wheels;

[0099] The elevator device also includes a water accumulation monitoring device 16 arranged at the bottom of the hoistway 1;

[0100] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0101] The cage 3 is equipped with a camera of the Internet of Things module. The door of the cage 3 is equipped with a locking mechanism. The locking mechanism is manual or automatic. After the door is closed, there is an electrical switch verification. The door of the cage 3 is equipped with an anti-pinch protection device;

[0102] A protective guardrail and a lifting limit device are provided on the top beam 2. The protective guardrail is fixed or assembled, and the lifting limit device is elastically retractable or fixed;

[0103] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain.

[0104] The cage 3 and counterweight 4 of the elevator equipment are located in the shaft 1, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The cage 3 of the present application is in the shaft 1, which can be used all the time, can run to the basement, and can adapt to different building appearance structures. The elevator equipment uses the cage 3 and the counterweight 4 on both sides of the traction machine 5, and connects the cage 3, the counterweight 4 and the traction machine through the traction rope. The gravity of the two makes the traction rope and the traction machine generate friction to realize traction transmission; compared with the outdoor elevator, the energy consumption is reduced.

[0105] like Figure 6 As shown, in actual use, the elevator equipment can also install a third guide wheel group 19 at the lower part of the shaft 1, and the third guide wheel group 19 is below the counterweight 4. The third guide wheel group 19 includes at least two third guide wheels. The second end of the second traction rope 8 is firstly wound around the first lower wheel group 17 of the cage 3, and then bypasses the third guide wheel group 19 and the traction machine 5 and then bypasses the second lower wheel group 18 of the counterweight 4 upward, and finally is fixed to the traction rope tensioning device 22 of the bottom pit of the shaft 1 through the rope head combination 21. The third guide wheel group 19 is used to adjust the wrap angle of the second traction rope 8 on the traction machine 5.

[0106] Example 3

[0107] like Figure 7 As shown, this embodiment discloses a lifting device, including a hoistway 1, a sky beam 2, a cage 3, a counterweight 4, a traction machine 5, and a first guide wheel group 6 installed on the sky beam 2, the cage 3 and the counterweight 4 are located in the hoistway 1, the traction machine 5 is fixed to the bottom, wall or outside of the hoistway 1, the fixed base of the traction machine 5 is provided with a tensioning device, and the lower end of the cage 3 is installed with a first lower wheel group 17;

[0108] The elevator equipment further includes a first traction rope 7, a second traction rope 8, a first code disc 9 and a second code disc 10. The first code disc 9 is fixed on the cage 3, and the second code disc 10 is located on one side of the cage 3 or the counterweight 4 and is fixed inside or outside the shaft 1. The first code disc 9 and the second code disc 10 are manual code discs or automatic code discs.

[0109] One end of the first traction rope 7 is relatively fixed to the cage 3, and is connected to the first code disc 9 after passing through the traction rope locking device. The other end of the first traction rope 7 is passed around the first guide wheel group 6 upwards and then connected to the upper end of the counterweight 4 downwards through the rope head assembly 21; the first end of the second traction rope 8 is relatively fixed to the lower part of the hoistway 1, and is connected to the second code disc 10 after passing through the traction rope locking device. The second end of the second traction rope 8 is firstly wound around the first lower wheel group 17 of the cage 3, and then passed through the traction machine 5 and then passed upwards through the rope head assembly 21 and fixed to the lower end of the counterweight 4. The traction machine drives the cage and the counterweight to alternately move up and down by dragging the second traction rope;

[0110] The rope head assembly 21 has a traction rope tension adjustment device;

[0111] The elevator device also includes a guide mechanism 14 for the cage 3 and the counterweight 4 to move up and down; the cage 3 or the counterweight 4 is provided with an overspeed protection device 15 that cooperates with the guide mechanism 14, and the overspeed protection device 15 is fixed to the upper part or the lower part of the cage 3;

[0112] The first guide wheel set 6 includes one or more first guide wheels, and the first lower wheel set 17 includes one or more first lower wheels;

[0113] The elevator device also includes a water accumulation monitoring device 16 arranged at the bottom of the hoistway 1;

[0114] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0115] The cage 3 is equipped with a camera of the Internet of Things module. The door of the cage 3 is equipped with a locking mechanism. The locking mechanism is manual or automatic. After the door is closed, there is an electrical switch verification. The door of the cage 3 is equipped with an anti-pinch protection device;

[0116] A protective guardrail and a lifting limit device are provided on the top beam 2. The protective guardrail is fixed or assembled, and the lifting limit device is elastically retractable or fixed;

[0117] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain.

[0118] The cage 3 and counterweight 4 of the elevator equipment are located in the shaft 1, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The cage 3 of the present application is in the shaft 1, which can be used all the time, can run to the basement, and can adapt to different building appearance structures. The elevator equipment uses the cage 3 and the counterweight 4 on both sides of the traction machine 5, and connects the cage 3, the counterweight 4 and the traction machine through the traction rope. The gravity of the two makes the traction rope and the traction machine generate friction to realize traction transmission; compared with the outdoor elevator, the energy consumption is reduced.

[0119] Example 4

[0120] like Figure 8 As shown, this embodiment discloses a lifting device, including a hoistway 1, a sky beam 2, a cage 3, a counterweight 4, a traction machine 5, and a first guide wheel group 6 installed on the sky beam 2, the cage 3 and the counterweight 4 are located in the hoistway 1, the traction machine 5 is fixed to the bottom, the wall or the outside of the hoistway 1, the fixed base of the traction machine 5 is provided with a tensioning device 23, and a fourth guide wheel group 20 is installed at the bottom of the hoistway 1;

[0121] The elevator equipment further includes a first traction rope 7, a second traction rope 8, a first code disc 9 and a second code disc 10, wherein the first code disc 9 is fixed on the cage 3, and the second code disc 10 is also fixed on the cage 3, and the first code disc 9 and the second code disc 10 are manual code discs or automatic code discs;

[0122] One end of the first traction rope 7 is relatively fixed to the cage 3, and is connected to the first code disc 9 after passing through the traction rope locking device, and the other end of the first traction rope 7 is passed around the first guide wheel group 6 upwards and then connected to the upper end of the counterweight 4 downwards through the rope head assembly 21; the first end of the second traction rope 8 is relatively fixed to the lower end of the cage 3, and is passed through the traction rope locking device and connected to the second code disc 10, and the second end of the second traction rope 8 is passed around the fourth guide wheel and the traction machine 5 downwards and then fixed to the lower end of the counterweight 4 upwards through the rope head assembly 21; or the second end of the second traction rope is passed around the fourth guide wheel and the traction machine downwards and then fixed to the lower end of the counterweight upwards through the rope head assembly;

[0123] The traction machine drives the cage and the counterweight to move up and down alternately by dragging the second traction rope, and the rope head assembly 21 has a traction rope tension adjustment device;

[0124] The elevator device also includes a guide mechanism 14 for the cage 3 and the counterweight 4 to move up and down; the cage 3 or the counterweight 4 is provided with an overspeed protection device 15 that cooperates with the guide mechanism 14, and the overspeed protection device 15 is fixed to the upper part or the lower part of the cage 3;

[0125] The first guide wheel group 6 includes one or more first guide wheels, and the fourth guide wheel group 20 includes one or more fourth guide wheels;

[0126] The elevator device also includes a water accumulation monitoring device 16 arranged at the bottom of the hoistway 1;

[0127] The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which is matched with the cage and the other is matched with the counterweight, and the buffer matched with the counterweight is provided with a traction rope extension break protection;

[0128] The cage 3 is equipped with a camera of the Internet of Things module. The door of the cage 3 is equipped with a locking mechanism. The locking mechanism is manual or automatic. After the door is closed, there is an electrical switch verification. The door of the cage 3 is equipped with an anti-pinch protection device;

[0129] The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain;

[0130] A protective guardrail and a lifting limit device are arranged on the top beam 2. The protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed.

[0131] The cage 3 and counterweight 4 of the elevator equipment are located in the shaft 1, and the construction progress is not affected by the external environment. The existing outdoor elevator cannot run to the basement, and it is difficult to adapt to the working conditions of the building with strange appearance. The outdoor elevator generally needs to be dismantled when the building is decorated. The cage 3 of the present application is in the shaft 1, which can be used all the time, can run to the basement, and can adapt to different building appearance structures. The elevator equipment uses the cage 3 and the counterweight 4 on both sides of the traction machine 5, and connects the cage 3, the counterweight 4 and the traction machine through the traction rope. The gravity of the two makes the traction rope and the traction machine generate friction to realize traction transmission; compared with the outdoor elevator, the energy consumption is reduced.

[0132] The above are only preferred embodiments of the present invention, and the patent protection scope of the present invention is not limited thereto. Any equivalent structural transformations made using the contents of the present invention's specification and drawings, directly or indirectly used in other related technical fields, are also included in the protection scope of the present invention.

Claims

1. A lifting device, characterized in that: It includes a hoistway, a sky beam, a cage, a counterweight, a traction machine and a first guide wheel group installed on the sky beam, wherein the cage and the counterweight are located in the hoistway; the traction machine is located on one side of the counterweight; The elevator equipment also includes a guide mechanism for the up and down movement of the cage and the counterweight; the cage or the counterweight is provided with an overspeed protection device that cooperates with the guide mechanism, and the overspeed protection device is fixed to the upper or lower part of the cage; the elevator equipment also includes a first traction rope, a second traction rope, a first code disc and a second code disc, the first code disc is fixed to the cage, and the second code disc is fixed to the counterweight, and the first code disc and the second code disc are manual code discs or automatic code discs; one end of the first traction rope is relatively fixed to the cage, and is connected to the first code disc after passing through the traction rope locking device, and the other end of the first traction rope is upwardly bypassed by the first guide wheel group and then downwardly connected to the counterweight; one end of the second traction rope is relatively fixed to the lower end of the counterweight, and is connected to the second code disc after passing through the traction rope locking device; the traction machine directly drags the counterweight to move through the second traction rope, thereby driving the cage to move up and down to achieve indirect drag; A second guide wheel group is also installed on the sky beam, the traction machine is located at the bottom of the shaft and is fixed inside or outside the shaft, the fixed base of the traction machine is provided with a tensioning device, the other end of the second traction rope passes around the traction machine and then passes around the second guide wheel group upwards, and then is fixed downwards to the counterweight; or, the traction machine is installed on the sky beam, a second guide wheel group is installed at the bottom of the shaft, the fixed base of the second guide wheel group is provided with a tensioning device, the other end of the second traction rope passes around the second guide wheel group and then passes around the traction machine upwards, and then is fixed downwards to the counterweight; The traction rope is a steel wire rope, a composite steel belt, a plastic-coated steel wire rope or a chain; The roof beam is provided with a protective guardrail and a lifting limit device, the protective guardrail is fixed or assembled, and the lifting limit device is elastically telescopic or fixed; The elevator equipment also includes a water accumulation monitoring device arranged at the bottom of the hoistway; The elevator equipment also includes two buffers located at the bottom of the hoistway, one of which cooperates with the cage and the other cooperates with the counterweight, and both buffers are provided with traction rope extension break protection; The cage is equipped with a camera of the Internet of Things module, and the door of the cage is equipped with a locking mechanism, which is manual or automatic. After the door is closed, there is an electrical switch verification, and the door of the cage is equipped with an anti-pinch protection device; The upper end of the counterweight has two rope end combinations, and the lower end of the counterweight has one rope end combination. The first traction rope is fixed to the upper end of the counterweight through the corresponding rope end combination, and the two ends of the second traction rope are respectively fixed to the rope end combinations corresponding to the upper end and the lower end of the counterweight; the remainder of the first traction rope is fixed to the cage through the first code disc, and the remainder of the second traction rope is fixed to the counterweight through the second code disc.

2. The elevator device according to claim 1, characterized in that The elevator equipment also includes a third code disc and a compensation rope, wherein the third code disc is fixed to the hoist cage or the counterweight, one end of the compensation rope is fixed to the counterweight and the other end is fixed to the hoist cage, and the surplus of the compensation rope is stored on the third code disc.

3. The elevator device according to claim 1, characterized in that The control system of the traction machine contains an energy feedback device and a power failure emergency rescue device; the traction machine is a permanent magnet synchronous gearless traction machine, a three-phase asynchronous geared traction machine, a servo linear motor or a DC motor.

4. The elevator device according to claim 1, characterized in that The first guide wheel group includes one or more first guide wheels, and the second guide wheel group includes one or more second guide wheels.

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