Novel direct-current energy recovery system hanging basket

Abstract

The utility model discloses a novel direct-current energy recovery system hanging basket which comprises a hanging basket platform. A stator coil and a rotor are arranged in the servo motor, a permanent magnet is arranged on the rotor, and the rotor is rotatably arranged on the inner side of the stator coil; when the rotor rotates, counter electromotive force can be generated in the stator coil and output to the power supply end of the servo motor. A rotor of the servo motor is in transmission connection with an output shaft of the servo motor, and a sleeve is arranged on the output shaft and used for working a steel wire rope. An energy storage device; the control circuit is used for controlling the servo motor; the direct current end of the inverter driver is electrically connected with the energy storage device, and the alternating current end of the inverter driver is electrically connected with the power supply end of each servo motor. According to the novel direct-current energy recovery system hanging basket, the energy storage device is charged through counter electromotive force generated when the servo motor descends, and the endurance time of the novel direct-current energy recovery system hanging basket with energy supplied by the energy storage device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to but are not limited to the field of hanging basket, especially a new type of direct current energy recovery system hanging basket. BACKGROUND

[0002] A new type of direct current energy recovery system hanging basket is a device specially used for high-rise building construction, outer wall cleaning and maintenance. Among them, a new type of direct current energy recovery system hanging basket is driven by a motor to ascend or descend. At present, a new type of direct current energy recovery system hanging basket adopts conventional alternating current power supply of 220V or 380V voltage, needs to pull out a very long power line and find a suitable power supply point, which is extremely inconvenient. And in the work, the power line frequently runs up and down, which increases the probability of line damage. The workers on the hanging basket are also easily affected by the power line, leading to danger. In view of the above problems, some new type of direct current energy recovery system hanging baskets driven by batteries appear on the market. However, due to the limitation of the size of the battery capacity by the load of the hanging basket, the endurance time of such hanging baskets is short, which is difficult to work for a long time. SUMMARY

[0003] The following is a summary of the subject matter described in detail in this document. This summary is not intended to limit the scope of protection of the claims.

[0004] The utility model embodiment provides a kind of, can extend the endurance time of the energy storage device on a new type of direct current energy recovery system hanging basket.

[0005] In the first aspect, the utility model embodiment provides a new type of direct current energy recovery system hanging basket, comprising:

[0006] Hanging basket platform;

[0007] Servo motor, the stator coil and the rotor are arranged in the servo motor, the permanent magnet is arranged on the rotor, and the rotor is rotatably arranged on the inner side of the stator coil. When the rotor rotates, the back electromotive force can be generated in the stator coil and output to the power supply end of the servo motor. The rotor of the servo motor is in transmission connection with the output shaft of the servo motor, a sleeve is arranged on the output shaft, and a working steel wire rope is wound on the sleeve.

[0008] Energy storage device, arranged on the hanging basket platform. The energy storage device is used to provide electric energy for the servo motor.

[0009] Control circuit, for controlling the servo motor.

[0010] An inverter driver, a direct current end of the inverter driver is electrically connected with the energy storage device, and an alternating current end of the inverter driver is electrically connected with each power supply end of the servo motors respectively; the inverter driver is used for driving the servo motors by the electric energy provided by the energy storage device and converting the counter electromotive force into direct current.

[0011] According to the technical scheme of the utility model, in the lifting process of the basket platform, the energy storage device is used for providing electric energy for the servo motor, so that the basket platform runs and lifts; in the descending process of the basket body, the rotor in the servo motor is driven by the basket platform through the working steel wire rope, and the rotating speed is greater than the speed set by the servo motor, so that the counter electromotive force generated by the rotation of the rotor at this time can be utilized, and the counter electromotive force is converted into direct current by the inverter driver and stored in the energy storage device, thereby increasing the electric quantity of the energy storage device, and the endurance time of the novel direct current energy recovery system basket is prolonged.

[0012] According to some embodiments of the first aspect of the utility model, the novel direct current energy recovery system basket is further provided with a sampler and an electric quantity display meter; a first end of the sampler is electrically connected with the energy storage device, and a second end of the sampler is electrically connected with the driving circuit of the servo motor; the electric quantity display meter is in communication connection with the sampler, a display screen of the electric quantity display meter is arranged on the front face of the electric control box, and the electric quantity display meter is used for displaying the residual electric quantity of the energy storage device.

[0013] According to some embodiments of the first aspect of the utility model, the novel direct current energy recovery system basket further comprises a motor socket, the motor socket is electrically connected with the inverter driver; the motor socket is used for assembling an extension wire, and the extension wire is used for realizing the connection between the motor socket and the servo motor.

[0014] According to some embodiments of the first aspect of the utility model, the basket platform is further provided with an electric control box, and the control circuit, the inverter driver, the sampler and the electric quantity display meter are all arranged inside the electric control box.

[0015] According to some embodiments of the first aspect of the utility model, the basket platform comprises a platform bottom plate, and a platform fence is arranged around the platform bottom plate; the back face of the electric control box is provided with two first hooks, the back face of the energy storage device is provided with two second hooks, the electric control box is hung on the platform fence through the first hooks, and the energy storage device is hung on the platform fence through the second hooks.

[0016] According to some embodiments of the first aspect of the present application, a plurality of first rollers are further arranged on the platform fence, and the first rollers are used to assist the hanging basket platform to ascend or descend on the surface of the building; each first roller is installed on the side close to the building when the novel direct current energy recovery system hanging basket is used for high-altitude operation; a plurality of second rollers are arranged below the platform bottom plate, and each second roller is arranged at a corner of the platform bottom plate; the second rollers are used to assist the hanging basket platform to move on the ground.

[0017] According to some embodiments of the first aspect of the present application, the novel direct current energy recovery system hanging basket further comprises two safety steel wires, and the two safety steel wires are arranged on the two sides of the hanging basket platform; a safety lock is further arranged on the platform fence beside the safety steel wire, and the safety steel wire is arranged in the safety lock; the safety lock is used to lock the safety steel wire.

[0018] According to some embodiments of the first aspect of the present application, the hanging basket platform further comprises an upper limit switch, and the upper limit switch is arranged at the upper end of the safety lock; a limit sensor is arranged at the top end of the upper limit switch, and the limit sensor is electrically connected to the control circuit.

[0019] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following or can be learned by practice of the application. The objects and other advantages of the application can be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0020] The accompanying drawings are included to provide a further understanding of the present application and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and serve to explain the principles of the present application, and do not limit the present application.

[0021] Figure 1 is a circuit schematic block diagram of a novel direct current energy recovery system hanging basket provided by an embodiment of the present application;

[0022] Figure 2 is a partial circuit schematic diagram of a novel direct current energy recovery system hanging basket provided by an embodiment of the present application;

[0023] Figure 3 is a whole schematic diagram of a novel direct current energy recovery system hanging basket provided by an embodiment of the present application;

[0024] Figure 4 is a front view of a novel direct current energy recovery system hanging basket provided by an embodiment of the present application;

[0025] Figure 5 is a side view of a novel DC energy recovery system hanging basket provided by an embodiment of the utility model;

[0026] Figure 6 is a rear view of a novel DC energy recovery system hanging basket provided by an embodiment of the utility model;

[0027] Mark explanation: working steel wire rope 1, safety steel wire rope 2, safety lock 3, servo motor 4, hanging basket platform 5, platform bottom plate 51, platform fence 52, first roller 53, second roller 54, electric control box 6, first hook 61, electric quantity display meter 62, energy storage device 7, second hook 71, upper limit switch 8. DETAILED DESCRIPTION

[0028] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0029] In the description of the utility model, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0030] In the description of the utility model, if the first and the second are described, they are only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0031] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing and connecting should be understood in a broad sense, and the skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0032] It should be noted that the embodiments of the present application do not limit the improvement of any method, and the functions that the device or apparatus can achieve are only based on the hardware architecture of the device or apparatus itself.

[0033] The embodiments of the utility model are further described below with reference to the drawings.

[0034] Reference Figures 1-6 , Figure 1The utility model discloses a novel DC energy recovery system hanging basket's whole schematic view, Figure 5 It is a novel DC energy recovery system hanging basket's circuit block diagram of the utility model embodiment, the utility model discloses a novel DC energy recovery system hanging basket, comprising:

[0035] Hanging basket platform 5,

[0036] Servo motor 4 is provided with stator coil and rotor in servo motor 4, is provided with permanent magnet on the rotor, and the rotor is rotatably arranged on the inner side of stator coil, when the rotor rotates, the counter electromotive force can be generated in the stator coil and is output to the power supply end of servo motor 4, the rotor of servo motor 4 is transmission connection with the output shaft of servo motor 4, is provided with sleeve on the output shaft, and the working steel wire rope 1 is wound on the sleeve,

[0037] Energy storage device 7 is arranged on the hanging basket platform 5, and the energy storage device 7 is used for providing electric energy for servo motor 4,

[0038] Control circuit is used for controlling servo motor 4,

[0039] Inverter driver, the direct current end of inverter driver is electrically connected with energy storage device, and the alternating current end of inverter driver is electrically connected with the power supply end of each servo motor 4 respectively, and inverter driver is used for driving servo motor 4 through the electric energy provided by energy storage device 7 and converting counter electromotive force into direct current.

[0040] Specifically, the high-altitude hanging basket of the utility model embodiment can adopt any type of hanging basket platform 5 according to requirements, one end of working steel wire rope 1 is connected on the fixed point of a novel DC energy recovery system hanging basket arranged at the top of building, and the other end is wound on the reel installed on the output shaft of servo motor 4, so that servo motor 4 can control the lifting of hanging basket platform 5 by winding or releasing working steel wire rope 1 in the operation process, servo motor 4 is provided with stator coil and rotor, and the permanent magnet on the rotor will change constantly in the magnetic field direction of the rotor rotation, and then the counter electromotive force is generated in the stator coil, and the generated counter electromotive force is transmitted to the power supply end of servo motor 4 in the form of alternating current, and the utility model embodiment sets two servo motors 4 on the hanging basket platform 5, control circuit (not shown in the drawing) is used for controlling the start and stop of servo motor 4, and the circuit schematic diagram of inverter is as shown in Figure 1 , Figure 1 In U2, U3 are respectively the inverter driver of left and right two servo motors 4, and the inverter driver is used for converting the counter electromotive force in the stator coil into direct current, and charging energy storage device 7 based on the direct current, energy storage device 7 is arranged on the hanging basket platform 5, and is used for providing electric energy for servo motor 4 and recovering the counter electromotive force generated by servo motor 4, in an embodiment of the utility model, energy storage device 7 adopts lithium battery.

[0041] It can be understood that the rotor in the servo motor 4 rotates forward to lift the basket platform 5, and rotates reversely to lower the basket platform 5. When the basket platform 5 is lifted, the energy storage device 7 provides electric energy for the servo motor 4 to lift the basket platform 5, at this time, the lifting speed of the basket platform 5 corresponds to the rotor speed of the servo motor 4, that is, the angular speed of the output shaft of the servo motor 4 matches the lifting speed of the basket platform 5, and the back electromotive force generated by the rotation of the rotor can also be partially recovered to the energy storage device 7; when the basket platform 5 is lowered, at this time, the lowering speed of the basket platform 5 is affected by its own gravity in addition to the control of the servo motor 4, so the lowering speed of the basket platform 5 at this time is greater than the speed defined by the servo motor 4, thereby causing the angular speed of the rotor to be greater than the actual set speed, at this time, the back electromotive force generated by the servo motor 4 is also higher, which is converted into direct current by the inverter driver and stored in the energy storage device 7, thereby improving the endurance time of the basket platform 5.

[0042] Referring to Figure 2 , according to some embodiments of the utility model, a novel direct current energy recovery system basket is further provided with a sampler and an electric quantity display meter 62; the first end of the sampler is electrically connected with the energy storage device 7, and the second end of the sampler is electrically connected with the drive circuit of the servo motor 4; the electric quantity display meter 62 is in communication connection with the sampler, and the display screen of the electric quantity display meter 62 is arranged on the front face of the electric control box 6, and the electric quantity display meter 62 is used for displaying the residual electric quantity of the energy storage device 7.

[0043] Specifically, Figure 1 C1 in the figure is the power supply end of the energy storage device 7, the sampler U1 is arranged between the energy storage device 7 and the inverter driver U2, U3, can acquire the current condition when the energy storage device 7 supplies power and when the inverter charges the energy storage device 7 through the back electromotive force, further, the electric quantity display meter 62 is in communication connection with the sampler U1, displays the residual electric quantity of the energy storage device 7 through the display screen, and facilitates the work personnel on the basket platform 5 to acquire the specific electric power residual condition of the energy storage device 7.

[0044] According to some embodiments of the utility model, a novel direct current energy recovery system basket further comprises a motor socket, the motor socket is electrically connected with the inverter driver; the motor socket is used for assembling an extension wire, and the extension wire is used for realizing the connection between the motor socket and the servo motor 4.

[0045] Specifically, the motor socket refers to Figure 1 C2, C3 in the figure, which is used for connecting the extension wire of the servo motor, so that the inverter driver can be arranged separately from the servo motor 4, facilitating the disassembly and assembly of the line on the basket platform 5.

[0046] According to some embodiments of the utility model, the basket platform is further provided with an electric control box 6, and the control circuit, the inverter driver, the sampler and the electric quantity display table 62 are all arranged in the electric control box.

[0047] Specifically, the basket platform 5 is further provided with an electric control box 6, and the electric control box 6 is provided with the control circuit (not shown in the figure) of the servo motor 4, the inverter driver, the sampler and the electric quantity display table 62. The purpose of arranging the electric control box is to accommodate the circuit in the novel direct current energy recovery system basket, so as to facilitate the debugging of the staff.

[0048] Referring to Figure 4 , according to some embodiments of the utility model, the basket platform 5 comprises a platform bottom plate 51, and the platform bottom plate 51 is provided with a platform fence 52 around; the back of the electric control box 6 is provided with two first hooks 61, the back of the energy storage device 7 is provided with two second hooks 71, and the electric control box 6 is hung on the platform fence 52 through the first hooks 61, and the energy storage device 7 is hung on the platform fence 52 through the second hooks 71.

[0049] Specifically, as shown in Figure 4 , the platform bottom plate 51 of the basket platform 5 is hung on the platform fence 52 through the hooks instead of being fixed on the platform fence 52, which can facilitate the disassembly and replacement of the electric control box 6 and the energy storage device 7.

[0050] Referring to Figure 1 , Figure 3 , according to some embodiments of the utility model, the platform fence 52 is further provided with a plurality of first rollers 53, and the first rollers 53 are used for assisting the basket platform 5 to ascend or descend on the surface of the building; each first roller 53 is installed on the side close to the building when the novel direct current energy recovery system basket is used for high-altitude operation. A plurality of second rollers 54 are arranged below the platform bottom plate 51, and each second roller 54 is arranged at a corner of the platform bottom plate 51; the second rollers 54 are used for assisting the basket platform 5 to move on the ground.

[0051] Specifically, the basket platform 5 is provided with a plurality of first rollers 53 on the side, and when the basket ascends or descends on the surface of the building, the first rollers 53 replace sliding with rolling, reduce the friction between the basket platform 5 and the building, and enable the basket platform 5 to move more smoothly along the building facade. At the same time, the existence of the rollers can avoid the hard contact between the basket platform 5 and the building surface, reduce the damage caused by impact, and protect the basket platform 5 and the building surface. The second rollers 54 enable the basket platform 5 to move easily on the ground without the need to lift the whole platform; during the movement, the rollers reduce the direct friction between the platform bottom plate 51 and the ground, protect the platform bottom plate 51 and prolong the service life of the basket platform 5.

[0052] Referring toFigures 1-2 According to some embodiments of the utility model, a novel direct current energy recovery system basket further includes two safety steel wires 2, and the two safety steel wires 2 are arranged on the two sides of the basket platform 5 respectively; a safety lock 3 is further arranged on the platform fence 52 beside the safety steel wire 2, and the safety steel wire 2 is arranged in the safety lock 3; and the safety lock 3 is used for locking the safety steel wire 2.

[0053] Specifically, the safety lock 3 is used for automatically and quickly locking the safety steel wire 2 when the working steel wire 1 suddenly breaks or the basket platform 5 inclines, preventing the basket platform 5 from falling or continuing to incline, thereby protecting the safety of the operating personnel; the safety lock 3 locks the basket at a safe height in the basket lifting process through a mechanical locking system, preventing the basket from being separated from the steel wire in any emergency. The safety lock 3 is locked on the safety steel wire 2, and the model of the safety steel wire 2 is the same as that of the working steel wire 1, which is used for bearing the weight of the basket platform 5 in an emergency to prevent the platform from falling.

[0054] Referring to Figure 1 According to some embodiments of the utility model, the basket platform 5 further includes an upper limit switch 8, and the upper limit switch 8 is arranged at the upper end of the safety lock 3; a limit sensor is arranged at the top end of the upper limit switch 8, and the limit sensor is electrically connected to a control circuit.

[0055] Specifically, the upper limit switch 8 is used for monitoring the lifting process of the basket platform 5. When the basket platform 5 is lifted to a set upper limit position, the upper limit switch 8 sends a signal to stop the basket platform 5 from rising, so as to avoid the basket platform 5 from exceeding a safe working range or from an accident. In an embodiment of the utility model, the upper limit switch 8 monitors the height of the basket in real time through the limit sensor, and once the preset upper limit position is reached, the limit sensor sends a feedback signal to the control circuit, and the control circuit sends an instruction to stop the servo motor 4 from running.

[0056] The above is a specific description of the preferred embodiment of the utility model, but the utility model is not limited to the above-mentioned embodiments, and those skilled in the art can make various equivalent modifications or replacements without departing from the spirit of the utility model, and these equivalent modifications or replacements are all included in the range defined by the claims of the utility model.

Claims

1. A novel DC energy recovery system basket, characterized in that, include: Suspended platform; A servo motor, comprising a stator coil and a rotor, wherein a permanent magnet is mounted on the rotor, which is rotatably disposed inside the stator coil; when the rotor rotates, a back electromotive force is generated in the stator coil and output to the power supply terminal of the servo motor; the rotor of the servo motor is drively connected to the output shaft of the servo motor, and a sleeve is mounted on the output shaft, on which a working steel wire rope is wound; An energy storage device is installed on the suspended platform; the energy storage device is used to provide electrical energy to the servo motor. Control circuitry for controlling the servo motor; An inverter driver is provided, wherein the DC terminal of the inverter driver is electrically connected to the energy storage device, and the AC terminal of the inverter driver is electrically connected to the power supply terminal of each of the servo motors; the inverter driver is used to drive the servo motors with the electrical energy provided by the energy storage device and to convert the back electromotive force into DC power.

2. The novel DC energy recovery system basket according to claim 1, characterized in that, The novel DC energy recovery system basket is also equipped with a sampler and a power display meter; an electrical control box is also installed on the basket platform, and the control circuit, the inverter driver, the sampler, and the power display meter are all located inside the electrical control box; the first end of the sampler is electrically connected to the energy storage device, and the second end of the sampler is electrically connected to the drive circuit of the servo motor; the power display meter is communicatively connected to the sampler, and the display screen of the power display meter is located on the front of the electrical control box, and the power display meter is used to display the remaining power of the energy storage device.

3. The novel DC energy recovery system basket according to claim 1, characterized in that, The novel DC energy recovery system basket also includes a motor socket, which is electrically connected to the inverter driver; the motor socket is used to assemble an extension cable, which is used to connect the motor socket and the servo motor.

4. The novel DC energy recovery system basket according to claim 2, characterized in that, The suspended platform includes a platform base plate, and a platform fence is provided around the platform base plate; two first hooks are provided on the back of the electrical control box, and two second hooks are provided on the back of the energy storage device. The electrical control box is hung on the platform fence via the first hooks, and the energy storage device is hung on the platform fence via the second hooks.

5. A novel DC energy recovery system basket according to claim 4, characterized in that, The platform railing is also equipped with multiple first rollers, which are used to assist the suspended platform in rising or falling on the surface of the building. Each first roller is installed on the side of the suspended platform of the novel DC energy recovery system that is close to the building when performing high-altitude operations. Multiple second rollers are provided under the platform base plate, and each second roller is located at one corner of the platform base plate. The second rollers are used to assist the suspended platform in moving on the ground.

6. A novel DC energy recovery system basket according to claim 4, characterized in that, The novel DC energy recovery system suspended platform also includes two safety steel wire ropes, which are respectively installed on both sides of the suspended platform platform; a safety lock is also installed on the platform railing next to the safety steel wire ropes, and the safety steel wire ropes are threaded through the safety locks; the safety locks are used to lock the safety steel wire ropes.

7. A novel DC energy recovery system basket according to claim 6, characterized in that, The suspended platform also includes an upper limit switch, which is located at the upper end of the safety lock; a limit sensor is provided at the top of the upper limit switch, and the limit sensor is electrically connected to the control circuit.

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