Compact villa traction machine

Abstract

The utility model discloses a compact villa traction machine which is small in occupied space and reduces installation difficulty of a villa elevator. The traction device comprises a machine base, the machine base comprises a motor stator installation cavity and a traction wheel installation cavity, the traction wheel installation cavity is a hollow installation cavity, the traction wheel installation cavity is composed of supporting plates on the two sides, an upper transverse plate and a lower transverse plate, and lower protruding supporting feet are arranged behind the front ends of the bottoms of the supporting plates on the two sides; the motor comprises a stator core and a rotor; a main shaft; a traction wheel set; and a disc brake; a stator iron core is fixedly sleeved with the motor stator installation cavity, a rotor is arranged in an inner cavity of the stator iron core, the input end of a main shaft is fixedly inserted in an inner cavity of the rotor, and the main shaft penetrates through the traction wheel installation cavity in the length direction and then protrudes outwards. The positions, corresponding to the two supporting plates of the traction wheel installation cavity, of the main shaft are fixedly sleeved with supporting bearings respectively, and traction wheel sets are arranged in the length direction, corresponding to the traction wheel installation cavity, of the main shaft at intervals.

Description

Technical Field

[0001] The utility model relates to the technical field of traction machine structures, in particular to a compact villa traction machine. Background Art

[0002] With the improvement of residents' living standards, the popularity of villas is getting higher and higher, and the installation and use of elevators in villas is gradually becoming popular; however, in the existing villas, many villas have relatively small space for placing elevators, which leads to the need to develop villa traction machines with small enough size when installing villa elevators.

[0003] Existing villa traction machines are generally cantilever structures, and their junction boxes are generally placed above the machine base, which makes the assembly height space requirement of the traction machine relatively large. In order to better and more reasonably arrange the installation of the entire elevator, it is urgent to adjust the position of the junction box and develop a compact villa traction machine. Summary of the invention

[0004] In view of the above problems, the utility model provides a compact villa traction machine, which occupies a small space and reduces the difficulty of installing the villa elevator.

[0005] The compact villa traction machine is characterized in that it comprises:

[0006] The machine base includes a motor stator mounting cavity and a traction wheel mounting cavity. The traction wheel mounting cavity is a hollow mounting cavity. The traction wheel mounting cavity is composed of two side support plates, an upper horizontal plate, and a lower horizontal plate. The front ends of the bottoms of the two side support plates are both provided with lower convex supporting feet.

[0007] A motor, comprising a stator core and a rotor;

[0008] Spindle;

[0009] Traction sheave;

[0010] and disc brakes;

[0011] A stator core is fixedly sleeved in the stator mounting cavity of the motor, a rotor is arranged in the inner cavity of the stator core, an input end of a main shaft is fixedly inserted in the inner cavity of the rotor, the main shaft passes through the traction wheel mounting cavity along the length direction and then protrudes outward, supporting bearings are fixedly sleeved at the positions of the two supporting plates of the traction wheel mounting cavity corresponding to the main shaft, a traction wheel group is arranged at intervals in the length direction of the main shaft corresponding to the traction wheel mounting cavity, and the traction wheel group is provided with three groups of installation intervals of steel wire ropes along the axial length direction; the steel wire ropes are arranged in any one or more of the three groups of installation intervals according to requirements, so that the positions of the steel wire ropes can be reliably adjusted according to the installation requirements and quantity;

[0012] The brake is arranged at the outer convex end of the main shaft;

[0013] A vertical plate is welded to one end of the upper horizontal plate, and the upper surface of the vertical plate does not protrude above the upper surface of the upper horizontal plate. A junction box is fixedly mounted on the vertical plate, and a gap is left between the lower end of the junction box and the outer periphery of the assembled traction wheel group. Lead holes are provided on both sides of the length direction of the junction box to ensure that subsequent wiring is reliable and convenient, and the exposed end cover of the junction box is located in the end face area of ​​the traction wheel mounting cavity.

[0014] It is further characterized by:

[0015] An end cover of the motor stator installation cavity away from the traction wheel installation cavity is provided with a closed end cover, and the closed end cover is installed after the motor is assembled in place to ensure reliable packaging of the motor;

[0016] An encoder is fixedly connected to the center of the outer convex end of the main shaft, and an avoidance cavity is arranged at the position of the brake corresponding to the encoder;

[0017] The traction wheel installation cavity also includes a front end connection reinforcement rod and a rear end connection reinforcement rod, and the front end connection reinforcement rod and the rear end connection reinforcement rod are respectively provided with bent connection ends at both ends in the length direction, and the front end and the rear end of the middle part of the height direction of the two side support plates are both provided with concave installation grooves, and the bent connection ends at both ends in the length direction of the front end connection reinforcement rod are respectively fixedly mounted in the concave installation grooves at the front ends of the two side support plates through fasteners, and the bent connection ends at both ends in the length direction of the rear end connection reinforcement rod are respectively fixedly mounted in the concave installation grooves at the rear ends of the two side support plates through fasteners, which ensures that the strength of the entire machine base is reliable and stable;

[0018] The outer periphery of the motor stator mounting cavity is provided with a plurality of outwardly protruding heat sinks, which ensure reliable heat dissipation.

[0019] After adopting the above technical scheme, the motor is integrated in the motor mounting cavity, and the two ends of the main shaft are supported by the side support plates on both sides of the traction wheel mounting cavity through bearings respectively, and the traction wheel mounting cavity is composed of the support plates on both sides, and the upper horizontal plate and the lower horizontal plate. The front ends of the bottoms of the support plates on both sides are provided with lower convex support feet, and a vertical plate is welded on the upper horizontal plate. The upper surface of the vertical plate is not convex than the upper surface of the upper horizontal plate. A junction box is fixed on the vertical plate, and a gap is left between the lower end of the junction box and the outer periphery of the assembled traction wheel. Lead holes are provided on both sides of the length direction of the junction box, so that the junction box is arranged within the overall surface area of ​​the base, which makes the occupied space small and reduces the installation difficulty of the villa elevator. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The three-dimensional Figure 1 Structural diagram;

[0021] Figure 2 The three-dimensional Figure 1 Structural diagram;

[0022] Figure 3 It is a schematic diagram of the cross-sectional structure of the main view of the utility model;

[0023] The names corresponding to the serial numbers in the figure are as follows:

[0024] Bending connecting end 1;

[0025] Machine base 10, motor 20, stator core 21, rotor 22, main shaft 30, supporting bearing 31, traction wheel group 40, installation interval position 401, disc brake 50, brake disc 51, brake pad 52, driving part 53, traction wheel installation cavity 60, supporting plate 61, lower convex supporting foot 611, inner concave installation groove 612, upper cross plate 62, lower cross plate 63, front end connecting reinforcing rod 64, rear end connecting reinforcing rod 65, motor stator installation cavity 70, closed end cover 71, convex heat sink 72, vertical plate 80, junction box 90, lead hole 91, encoder 100. DETAILED DESCRIPTION

[0026] Compact villa tractor, see Figure 1-Figure 3 , which includes: a machine base 10, a motor 20, a main shaft 30, a traction sheave 40, and a disc brake 50;

[0027] The machine base 10 includes a traction wheel installation cavity 60 and a motor stator installation cavity 70. The traction wheel installation cavity 60 is a hollow installation cavity. The traction wheel installation cavity 60 is composed of two side support plates 61, an upper horizontal plate 62, and a lower horizontal plate 63. The front end of the bottom of the two side support plates 61 is provided with a lower convex support foot 611.

[0028] The motor 20 includes a stator core 21 and a rotor 22;

[0029] The disc brake 50 includes a brake disc 51, a brake pad 52 and a driving portion 53 of the brake pad;

[0030] A stator core 21 is fixedly sleeved in the stator mounting cavity 70 of the motor, a rotor 22 is arranged in the inner cavity of the stator core 21, an input end of the main shaft 30 is fixedly inserted in the inner cavity of the rotor 22, the main shaft 30 penetrates the traction wheel mounting cavity 60 along the length direction and then protrudes outward, the main shaft 30 is respectively fixedly sleeved with supporting bearings 31 at the positions of the two supporting plates 61 corresponding to the traction wheel mounting cavity 60, the main shaft 30 is provided with traction wheel groups 40 at intervals in the length direction corresponding to the traction wheel mounting cavity 30, and the traction wheel group 40 is provided with three groups of installation interval positions 401 of steel wire ropes along the axial length direction; the steel wire ropes are arranged in any one or more of the three groups of installation interval positions 401 according to requirements, so that the positions of the steel wire ropes can be reliably adjusted according to the installation requirements and quantity;

[0031] The disc brake 50 is disposed on the outer convex end of the main shaft 30;

[0032] A vertical plate 80 is welded to one end of the upper horizontal plate 62, and the upper surface of the vertical plate 80 does not protrude above the upper surface of the upper horizontal plate 62. A junction box 90 is fixedly mounted on the vertical plate 80, and a gap is left between the lower end of the junction box 90 and the outer periphery of the assembled traction sheave group 40. Lead holes 91 are provided on both sides of the length direction of the junction box 90, which ensure that subsequent wiring is reliable and convenient. The exposed end cover of the junction box 90 is located in the end face area of ​​the traction sheave mounting cavity 60.

[0033] In specific implementation: an end cover of the motor stator installation cavity 70 away from the traction sheave installation cavity 60 is provided with a closed end cover 71, and the closed end cover 71 is installed after the motor 20 is assembled in place to ensure reliable packaging of the motor 20;

[0034] An encoder 100 is fixedly connected to the center of the outer convex end of the main shaft 30, and a relief cavity is provided at the position of the disc brake 50 corresponding to the encoder 100;

[0035] The traction wheel installation cavity 60 also includes a front end connection reinforcement rod 64 and a rear end connection reinforcement rod 65. The front end connection reinforcement rod 64 and the rear end connection reinforcement rod 65 are respectively provided with bent connection ends 1 at both ends in the length direction. The front end and the rear end of the middle part of the height direction of the two side support plates 61 are both provided with concave installation grooves 612. The bent connection ends 1 at both ends in the length direction of the front end connection reinforcement rod 64 are respectively fixedly mounted in the concave installation grooves 612 at the front ends of the two side support plates 61 by bolts, and the bent connection ends 1 at both ends in the length direction of the rear end connection reinforcement rod 65 are respectively fixedly mounted in the concave installation grooves 612 at the rear ends of the two side support plates 61 by bolts, which ensures that the strength of the entire machine base 10 is reliable and stable.

[0036] A plurality of outwardly protruding heat sinks 72 are arranged on the outer periphery of the motor stator mounting cavity 70 , and the outwardly protruding heat sinks 72 ensure reliable heat dissipation.

[0037] In a specific embodiment, the brake disc 51 of the disc brake 50 is fixedly mounted on the outer protruding end of the main shaft 30, the brake pad 52 is arranged toward the brake disc 51, and the driving part 53 drives the brake pad 52 to be arranged close to or away from the brake disc 51. Since the traction sheave group 40 is arranged in the area between the disc brake 50 and the motor 20, the area with the highest rigidity of the entire main shaft 30 is used to support the traction sheave group 40. The two sides of the traction sheave group 40 are reliably supported by support plates 61 with good rigidity, respectively, which ensures the stable and reliable operation of the elevator, and the base 20 in the mechanism is cast in one piece by cast iron, which further ensures the strength of the base.

[0038] Its working principle is as follows: the motor is integrated in the motor mounting cavity, and the two ends of the main shaft are supported by bearings on the side support plates on both sides of the traction wheel mounting cavity, and the traction wheel mounting cavity is composed of two side support plates, an upper horizontal plate and a lower horizontal plate. The front ends of the bottoms of the support plates on both sides are provided with lower convex support feet, and a vertical plate is welded on the upper horizontal plate. The upper surface of the vertical plate is not convex than the upper surface of the upper horizontal plate. A junction box is fixed on the vertical plate, and a gap is left between the lower end of the junction box and the outer periphery of the assembled traction wheel. Lead holes are provided on both sides of the length direction of the junction box, so that the junction box is arranged within the overall surface area of ​​the base, which makes the occupied space small.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0040] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. Compact villa traction machine, characterized by: It includes: The machine base includes a motor stator mounting cavity and a traction wheel mounting cavity. The traction wheel mounting cavity is a hollow mounting cavity. The traction wheel mounting cavity is composed of two side support plates, an upper horizontal plate, and a lower horizontal plate. The front ends of the bottoms of the two side support plates are both provided with lower convex supporting feet. A motor, comprising a stator core and a rotor; Spindle; Traction sheave; and disc brakes; A stator core is fixedly sleeved in the stator mounting cavity of the motor, a rotor is arranged in the inner cavity of the stator core, an input end of a main shaft is fixedly inserted in the inner cavity of the rotor, the main shaft passes through the traction wheel mounting cavity along the length direction and then protrudes outward, supporting bearings are fixedly sleeved at the positions of the two supporting plates of the traction wheel mounting cavity of the main shaft, a traction wheel group is arranged at intervals along the length direction of the main shaft corresponding to the traction wheel mounting cavity, and the traction wheel group is provided with three sets of installation intervals of steel wire ropes along the axial length direction; The wire rope is arranged in any one or more of the three groups of installation interval positions as required, so that the position of the wire rope can be reliably adjusted according to the installation requirements and quantity; The brake is arranged at the outer convex end of the main shaft; A vertical plate is welded to one end of the upper horizontal plate, and the upper surface of the vertical plate does not protrude above the upper surface of the upper horizontal plate. A junction box is fixedly mounted on the vertical plate, and a gap is left between the lower end of the junction box and the outer periphery of the assembled traction wheel group. Lead holes are provided on both sides of the length direction of the junction box to ensure that subsequent wiring is reliable and convenient, and the exposed end cover of the junction box is located in the end face area of ​​the traction wheel mounting cavity.

2. The compact villa traction machine according to claim 1, characterized in that: An end cover of the motor stator installation cavity away from the traction wheel installation cavity is provided with a closed end cover, and the closed end cover is installed after the motor is assembled in place.

3. The compact villa traction machine according to claim 1, characterized in that: An encoder is fixedly connected to the center position of the outer convex end of the main shaft, and an avoidance cavity is arranged at the position of the brake corresponding to the encoder.

4. The compact villa traction machine according to claim 1, characterized in that: The traction wheel installation cavity also includes a front end connecting reinforcement rod and a rear end connecting reinforcement rod, and the front end connecting reinforcement rod and the rear end connecting reinforcement rod are respectively provided with bent connection ends at both ends in the length direction, and the front end and rear end of the middle part of the height direction of the two side support plates are both provided with concave installation grooves, and the bent connection ends at both ends in the length direction of the front end connecting reinforcement rod are respectively fixed in the concave installation grooves at the front ends of the two side support plates through fasteners, and the bent connection ends at both ends in the length direction of the rear end connecting reinforcement rod are respectively fixed in the concave installation grooves at the rear ends of the two side support plates through fasteners.

5. The compact villa traction machine according to claim 1, characterized in that: A plurality of outwardly protruding heat sinks are arranged on the outer periphery of the motor stator installation cavity.

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