Special equipment hoisting equipment

Abstract

The utility model relates to the field of hoisting of special equipment, and discloses hoisting equipment for special equipment, which is mounted between a hoistway and a lift car, and the hoistway is fixedly arranged between a ceiling and a bottom plate; two first limiting assemblies located on the two sides of the lift car correspondingly and two lifting assemblies located on the two sides of the lift car correspondingly are arranged in the shaft, two first pulleys are rotationally arranged on the two sides of the lift car correspondingly, and the first pulleys are located in the middle of the lift car; the two first pulleys are arranged on the two sides of the lift car correspondingly, and the lifting assembly corresponds to the first pulley on one side of the lift car. The two lifting assemblies drive the two first pulleys corresponding to the lifting assemblies to ascend and descend so as to drive the lift car to ascend and descend. The first pulley is located in the middle of the lift car. The lifting assemblies are located on the two sides of the lift car. When the lift car moves to the uppermost end of the hoistway, the top of the lift car is close to the ceiling; and the elevator can also be used for houses with high and low top floors.

Description

Technical Field

[0001] The invention relates to the field of special equipment hoisting, and in particular to special equipment hoisting equipment. Background Art

[0002] Special equipment refers to equipment that involves life safety and is relatively dangerous; among them, helicopter elevators are a type of special equipment that is frequently used.

[0003] Chinese patent CN202320181983.8 discloses a hoisting device for an elevator car, including an elevator shaft, a winding mechanism, and an elevator car. The elevator car is arranged in the elevator shaft by fixing the winding mechanism at the top of the elevator shaft; the top surface of the car is connected to the lower end of the winding mechanism.

[0004] However, nowadays there are many houses with high floor heights, for example, LOFT; the floor height of LOFT is generally around 4.2-6 meters. Usually, in order to improve the space utilization rate of the house, the residents will divide the entire space into two or three floors. If stairs are set between the floors, since the stairs are inclined upward, the stairs occupy a large area and the space under the stairs is very small, which makes it difficult to use effectively; it is also inconvenient to go up and down the stairs; if an elevator is installed, due to the limitation of the overall height of the house, the top floor of the house is usually low, just enough for one person to stand; therefore, after the winding mechanism is installed, the car cannot fully reach the top floor. Summary of the invention

[0005] The purpose of the present invention is to provide a special equipment lifting device to solve the following technical problems:

[0006] How to install an elevator in a home with low ceiling heights.

[0007] The purpose of the present invention can be achieved through the following technical solutions:

[0008] A special equipment hoisting device is installed between a hoistway and a car, and the hoistway is fixedly arranged between a ceiling and a bottom plate;

[0009] The well is provided with:

[0010] Two No. 1 limit assemblies are located on both sides of the car, respectively, and are used to limit the car from both sides;

[0011] Two lifting assemblies are located on both sides of the car, and are used to drive the car to rise and fall from both sides of the car;

[0012] Two number one pulleys are rotatably arranged on both sides of the car, and the number one pulley is located in the middle of the car.

[0013] As a further solution of the present invention: the lifting assembly comprises:

[0014] The motor is fixedly arranged below the ceiling and located on one side of the car;

[0015] Two fixed mounting plates, fixed under the ceiling,

[0016] A rotating shaft, rotatably arranged on two fixed mounting plates, with two ends of the rotating shaft respectively passing through one fixed mounting plate;

[0017] A transmission assembly, disposed between the motor and the rotating shaft, for driving the rotating shaft to rotate;

[0018] A first winding wheel is arranged at one end of the rotating shaft;

[0019] The rope head mounting plate is fixedly arranged below the ceiling;

[0020] A No. 1 cable, one end of which is fixedly connected to the rope head mounting plate, and the other end of which passes through the bottom of the two corresponding No. 1 pulleys in sequence and is fixedly connected to the No. 1 winding wheel;

[0021] Two isolation mounting plates are fixedly arranged at both ends of the hoistway, located on both sides of the car; and located below the motor.

[0022] As a further solution of the present invention: the transmission assembly comprises:

[0023] A worm gear is fixedly mounted on the rotating shaft; the worm gear is located between two fixed mounting plates;

[0024] The worm is fixedly connected to the output end of the motor and meshes with the worm wheel.

[0025] As a further solution of the present invention: the first limit assembly includes:

[0026] A plurality of No. 1 limit rods are respectively arranged on both sides of the car in a vertical direction; the two ends of the No. 1 limit rods are respectively connected to the ceiling and the isolation mounting plate;

[0027] A plurality of No. 1 rolling wheels are respectively arranged on both sides of the car; the No. 1 rolling wheels are rollingly matched with the No. 1 limiting rods.

[0028] As a further solution of the present invention: a counterweight is provided on one side of the car; a No. 2 winding wheel is fixedly connected to the two rotating shafts respectively; a No. 2 pulley is provided on one side of the two No. 2 winding wheels close to the counterweight; the No. 2 pulley is rotatably connected to the hoistway; the two No. 2 pulleys are respectively located above the two sides of the counterweight; a No. 2 cable is provided on the No. 2 winding wheel; one end of the No. 2 cable is fixedly connected to the No. 2 winding wheel, and the other end of the No. 2 cable passes through the top of the No. 2 pulley and is fixedly connected to one end of the counterweight.

[0029] As a further solution of the present invention: a second limiting assembly is provided on both sides of the counterweight block to limit the lifting and lowering trajectory of the counterweight block.

[0030] As a further solution of the present invention: the second limit assembly includes:

[0031] A plurality of No. 2 limit rods are respectively arranged on both sides of the counterweight in a vertical direction; the two ends of the No. 2 limit rods are respectively connected to the ceiling and the isolation mounting plate;

[0032] A plurality of No. 2 rolling wheels are respectively arranged on both sides of the counterweight block; the No. 2 rolling wheels are in rolling cooperation with the No. 2 limiting rod.

[0033] Beneficial effects of the present invention:

[0034] (1) By setting two No. 1 pulleys on both sides of the car, the lifting assembly corresponds to the No. 1 pulley on one side of the car; the two lifting assemblies drive the two corresponding No. 1 pulleys to rise and fall, thereby driving the car to rise and fall; since the No. 1 pulley is located in the middle of the car; and the lifting assemblies are located on both sides of the car; when the car moves to the top of the shaft, the top of the car is close to the ceiling; so that the elevator can be used in houses with low top floors. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] The present invention will be further described below in conjunction with the accompanying drawings.

[0036] Figure 1 A schematic diagram of the main structure of an embodiment of the present invention;

[0037] Figure 2 A schematic diagram of the internal structure of a hoistway according to an embodiment of the present invention;

[0038] Figure 3 A schematic diagram of the lifting assembly structure of an embodiment of the present invention Figure 1 ;

[0039] Figure 4 A schematic diagram of the lifting assembly structure of an embodiment of the present invention Figure 2 .

[0040] Description of the drawings: 1. Hoistway; 2. Car; 3. Ceiling; 4. Bottom plate; 5. Limiting assembly No. 1; 51. Limiting rod No. 1; 52. Rolling wheel No. 1; 6. Lifting assembly; 61. Motor; 62. Fixed mounting plate; 63. Rotating shaft; 64. Transmission assembly; 641. Worm gear; 642. Worm; 65. Winding wheel No. 1; 66. Rope head mounting plate; 67. Cable No. 1; 7. Pulley No. 1; 8. Counterweight; 9. Winding wheel No. 2; 10. Pulley No. 2; 11. Cable No. 2; 12. Limiting assembly No. 2; 121. Limiting rod No. 2; 122. Rolling wheel No. 2. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-Figure 2 As shown, in one embodiment, a special equipment hoisting device is provided, which is installed between a hoistway 1 and a car 2; the hoistway 1 is fixedly arranged between a ceiling 3 and a bottom plate 4;

[0043] The shaft 1 is provided with:

[0044] Two No. 1 limiting components 5 are respectively located on both sides of the car 2 and are used to limit the car 2 from both sides of the car 2;

[0045] Two lifting assemblies 6 are respectively located on both sides of the car 2 and are used to drive the car 2 to rise and fall from both sides of the car 2;

[0046] Two first pulleys 7 are rotatably arranged on both sides of the car 2, and the first pulley 7 is located in the middle of the car 2;

[0047] Through the above technical scheme, in this embodiment, two No. 1 pulleys 7 are respectively arranged on both sides of the car 2, and the lifting assembly 6 corresponds to the No. 1 pulley 7 on one side of the car 2; the two lifting assemblies 6 respectively drive the two corresponding No. 1 pulleys 7 to rise and fall, thereby driving the car 2 to rise and fall; since the No. 1 pulley 7 is located in the middle of the car 2; and the lifting assemblies 6 are located on both sides of the car 2; when the car 2 moves to the uppermost end of the shaft 1, the top of the car 2 is close to the ceiling 3; so that the elevator can also be used in houses with low top floors; the No. 1 limit assembly 5 limits the moving range of the car 2, so that the car 2 can only rise and fall in the vertical direction along the No. 1 limit assembly 5;

[0048] As an embodiment of the present invention, please refer to Figure 3-Figure 4 As shown, the lifting assembly 6 includes:

[0049] The motor 61 is fixedly disposed below the ceiling 3 and arranged vertically with respect to the ceiling 3 and is located on one side of the car 2;

[0050] Two fixed mounting plates 62, fixedly disposed below the ceiling 3 and arranged vertically with the ceiling 3;

[0051] A rotating shaft 63 is rotatably disposed on the two fixed mounting plates 62, and two ends of the rotating shaft 63 respectively penetrate one of the fixed mounting plates 62;

[0052] The transmission assembly 64 is disposed between the motor 61 and the rotating shaft 63, and is used to drive the rotating shaft 63 to rotate;

[0053] A first winding wheel 65 is disposed at one end of the rotating shaft 63;

[0054] A rope end mounting plate 66 is fixedly arranged below the ceiling 3;

[0055] A No. 1 cable 67, one end of which is fixedly connected to the rope end mounting plate 66, and the other end of which passes through the corresponding two No. 1 pulleys 7 in sequence and is fixedly connected to the No. 1 winding wheel 65;

[0056] Two isolation mounting plates 68 are fixedly arranged at both ends of the hoistway 1, located on both sides of the car 2, and located below the motor 61;

[0057] Through the above technical scheme, this embodiment starts the motor 61 on both sides of the car 2, and the motor 61 drives the rotating shaft 63 to rotate through the transmission assembly 64, and the rotating shaft 63 drives the No. 1 winding wheel 65 to rotate to reel in the wire, so that the No. 1 cable 67 becomes shorter. Since the No. 1 cable 67 passes through the bottom of the corresponding two No. 1 pulleys 7 in sequence, the No. 1 cable 67 is U-shaped. When the No. 1 cable 67 is reeled in, it drives one side of the car 2 to rise; the No. 1 cable 67 on both sides of the car 2 is reeled in at the same time, so that the car 2 rises smoothly; the No. 1 cable 67 on both sides of the car 2 is released at the same time, so that the car 2 descends smoothly; when the top of the car 2 is close to the ceiling 3, the two motors 61 are respectively located on both sides of the car 2, which does not affect the lifting and lowering of the car 2, so that the elevator can also be used in houses with different top floors;

[0058] As an embodiment of the present invention, please refer to Figure 4 As shown, the transmission assembly 64 includes:

[0059] The worm gear 641 is fixedly mounted on the rotating shaft 63; the worm gear 641 is located between the two fixed mounting plates 62;

[0060] The worm 642 is fixedly connected to the output end of the motor 61 and meshes with the worm wheel 641;

[0061] Through the above technical solution, in this embodiment, by starting the motor 61, the motor 61 drives the worm 642 to rotate, the worm 642 drives the worm wheel 641 to rotate, and the worm wheel 641 drives the rotating shaft 63 to rotate, so that the motor 61 drives the No. 1 winding wheel 65 to reel in and release the line through the rotating shaft 63; and through the self-locking function of the worm wheel 641 and the worm 642, when the motor 61 is not working, the tension of the rope on the worm wheel 641 and the force of the worm 642 on the worm wheel 641 are offset, and the worm wheel 641 will not rotate, so that the No. 1 winding wheel 65 will not rotate, so that the car 2 remains stationary, ensuring the safety of the people in the car 2;

[0062] As an embodiment of the present invention, please refer to Figure 2-Figure 3 As shown, the first limiting component 5 includes:

[0063] A plurality of first limiting rods 51 are respectively arranged on both sides of the car 2 in a vertical direction; the two ends of the first limiting rod 51 are respectively connected to the ceiling 3 and the isolation mounting plate 68;

[0064] A plurality of first rolling wheels 52 are respectively arranged on both sides of the car 2; the first rolling wheels 52 are in rolling cooperation with the first limiting rod 51;

[0065] Through the above technical scheme, in this embodiment, a No. 1 rolling groove cooperating with the No. 1 rolling wheel 52 is opened on the No. 1 limiting rod 51; a plurality of No. 1 rolling wheels 52 arranged on both sides of the car 2 roll in the No. 1 rolling groove of the No. 1 limiting rod 51, so that the car 2 cannot move in the horizontal direction and can only move in the vertical direction, thereby ensuring the stable operation of the car 2 and preventing shaking during lifting; the No. 1 rolling wheel 52 reduces the friction between the car 2 and the No. 1 limiting rod 51, avoiding damage to the outer wall of the car 2 caused by friction;

[0066] As an embodiment of the present invention, please refer to Figure 3-Figure 4 As shown, a counterweight 8 is provided on one side of the car 2; a No. 2 winding wheel 9 is fixedly connected to the two rotating shafts 63 respectively; a No. 2 pulley 10 is provided on the side of the two No. 2 winding wheels 9 close to the counterweight 8 respectively; the No. 2 pulley 10 is rotatably connected to the hoistway 1; the two No. 2 pulleys 10 are respectively located above the two sides of the counterweight 8; a No. 2 cable 11 is provided on the No. 2 winding wheel 9; one end of the No. 2 cable 11 is fixedly connected to the No. 2 winding wheel 9, and the other end of the No. 2 cable 11 passes through the top of the No. 2 pulley 10 and is fixedly connected to one end of the counterweight 8; No. 2 limit assemblies 12 are provided on both sides of the counterweight 8; they are used to limit the lifting trajectory of the counterweight 8;

[0067] Through the above technical solution, in this embodiment, by starting two motors 61, the output ends of the two motors 61 drive the No. 1 winding wheel 65 and the No. 2 winding wheel 9 to rotate. When the two No. 1 winding wheels 65 release the wire, the car 2 descends; at this time, the two No. 2 winding wheels 9 reel in the wire, so that the counterweight block 8 rises upward, and the counterweight block 8 balances a part of the gravity of the car 2, so that the rotating shaft 63 drives the car 2 to rise and fall more labor-saving;

[0068] As an embodiment of the present invention, please refer to Figure 2-Figure 3 As shown, the second limiting assembly 12 includes:

[0069] A plurality of second limiting rods 121 are respectively arranged on both sides of the counterweight block 8 in a vertical direction; the two ends of the second limiting rod 121 are respectively connected to the ceiling 3 and the isolation mounting plate 68;

[0070] A plurality of second rolling wheels 122 are respectively arranged on both sides of the counterweight block 8; the second rolling wheels 122 are in rolling cooperation with the second limiting rod 121;

[0071] Through the above technical scheme, this embodiment provides a No. 2 rolling groove on the No. 2 limiting rod 121 to cooperate with the rolling of the No. 2 rolling wheel 122; a plurality of No. 2 rolling wheels 122 arranged on both sides of the counterweight block 8 roll in the No. 2 rolling groove of the No. 2 limiting rod 121 to limit the counterweight block 8, so that the counterweight block 8 cannot move in the horizontal direction and can only move in the vertical direction, thereby ensuring the stable operation of the counterweight block 8 and preventing it from hitting the car 2 during lifting and lowering to cause an accident.

[0072] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A special equipment lifting device, installed between a hoistway (1) and a car (2), characterized in that: The hoistway (1) is fixedly arranged between the ceiling (3) and the bottom plate (4); The well (1) is provided with: Two No. 1 limiting assemblies (5), respectively located on both sides of the car (2), and used to limit the car (2) from both sides of the car (2); Two lifting assemblies (6), respectively located on both sides of the car (2), and used to drive the car (2) to be lifted or lowered from both sides of the car (2); Two number one pulleys (7) are rotatably provided on both sides of the car (2), and the number one pulleys (7) are located in the middle of the car (2); The lifting assembly (6) comprises: A motor (61) is fixedly disposed below the ceiling (3) and arranged vertically with respect to the ceiling (3); and is located on one side of the car (2); Two fixed mounting plates (62) are fixedly arranged below the ceiling (3) and are arranged vertically with respect to the ceiling (3); A rotating shaft (63) rotatably mounted on the two fixed mounting plates (62), with both ends of the rotating shaft (63) respectively passing through one of the fixed mounting plates (62); A transmission assembly (64), disposed between the motor (61) and the rotating shaft (63), and used to drive the rotating shaft (63) to rotate; A first winding wheel (65) is arranged at one end of the rotating shaft (63); A rope end mounting plate (66) is fixedly arranged below the ceiling (3); A No. 1 cable (67), one end of the No. 1 cable (67) being fixedly connected to the rope end mounting plate (66), and the other end of the No. 1 cable (67) passing through the bottom of the corresponding two No. 1 pulleys (7) in sequence and being fixedly connected to the No. 1 winding wheel (65); Two isolation mounting plates (68) are fixedly arranged at two ends of the hoistway (1), located on both sides of the car (2); and located below the motor (61); The first limiting component (5) comprises: A plurality of No. 1 limiting rods (51); each of which is arranged in a vertical direction on both sides of the car (2); two ends of each of the No. 1 limiting rods (51) are respectively connected to the ceiling (3) and the isolation mounting plate (68); A plurality of number one rolling wheels (52) are respectively arranged on both sides of the car (2); the number one rolling wheels (52) are in rolling cooperation with the number one limiting rod (51).

2. A special equipment lifting device according to claim 1, characterized in that: The transmission assembly (64) comprises: A worm wheel (641) is fixedly mounted on the rotating shaft (63); the worm wheel (641) is located between two fixed mounting plates (62); The worm (642) is fixedly connected to the output end of the motor (61) and meshes with the worm wheel (641).

3. A special equipment lifting device according to claim 2, characterized in that: A counterweight (8) is provided on one side of the car (2); a No. 2 winding wheel (9) is fixedly connected to the two rotating shafts (63); a No. 2 pulley (10) is provided on one side of the two No. 2 winding wheels (9) close to the counterweight (8); the No. 2 pulley (10) is rotationally connected to the hoistway (1); the two No. 2 pulleys (10) are respectively located above the two sides of the counterweight (8); a No. 2 cable (11) is provided on the No. 2 winding wheel (9); one end of the No. 2 cable (11) is fixedly connected to the No. 2 winding wheel (9), and the other end of the No. 2 cable (11) passes through the top of the No. 2 pulley (10) and is fixedly connected to one end of the counterweight (8).

4. A special equipment lifting device according to claim 3, characterized in that: Second limit assemblies (12) are provided on both sides of the counterweight block (8) for limiting the lifting and lowering trajectory of the counterweight block (8).

5. A special equipment lifting device according to claim 4, characterized in that: The second limiting component (12) comprises: A plurality of No. 2 limiting rods (121); each of which is arranged in a vertical direction on both sides of the counterweight block (8); and both ends of the No. 2 limiting rods (121) are respectively connected to the ceiling (3) and the isolation mounting plate (68); A plurality of second rolling wheels (122) are respectively arranged on both sides of the counterweight block (8); the second rolling wheels (122) are in rolling cooperation with the second limiting rod (121).

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