Energy-saving driving device of single-phase motor with two-value capacitor

Abstract

The utility model discloses an energy-saving driving device with a two-value capacitor single-phase motor, which comprises a device shell, a control operation panel is arranged at the top of the front end of the device shell, and a display screen assembly is arranged at the top of the front end of the control operation panel. When the energy-saving driving device with the two-value capacitor single-phase motor is used, after control parameters are adjusted on the control operation panel, when the motor is driven to operate, the energy-saving driving device can be arranged on the left side of the front end of the device shell; after the arranged turning cover is turned rightwards to cover the front end of the outer part of the control operation panel by utilizing the hinge joint between the connecting frame and the interior of the mounting frame, the arranged turning cover can be used for carrying out auxiliary shielding and sealing on a control operation area at the front end of the control operation panel, so that the condition that the device is touched by mistake during working is avoided; the safety when the device drives and controls the motor in use is improved, and the problem that mistaken touch prevention protection is not convenient to carry out when the energy-saving driving device works is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of single-phase motors, in particular to an energy-saving driving device of a single-phase motor with a dual-value capacitor. Background Art

[0002] Single-phase motors generally refer to small-power single-phase asynchronous motors powered by a single-phase AC 220V power supply. They are widely used. Single-phase motors generally require a large current when starting and running. In order to ensure the normal starting and operation of single-phase motors, energy-saving drive devices are required for control. The built-in starting capacitor and running capacitor in the drive device can provide a large starting current at startup, and a small running current when running after starting to maintain the normal operation of the motor.

[0003] However, when installing and using the energy-saving drive device with a dual-value capacitor single-phase motor, after adjusting and setting parameters on the device and controlling the unidirectional motor drive during use, the direct control components of the device are mostly exposed to the outside and are easily touched by external personnel and objects, which may cause abnormal parameters of the device and lead to abnormal operation of the unidirectional motor or even malfunction and damage. This is insufficient and makes it inconvenient to provide anti-accidental touch protection for the energy-saving drive device during operation.

[0004] Now, a novel energy-saving driving device of a single-phase motor with a dual-value capacitor is proposed to solve the above-mentioned shortcomings. Utility Model Content

[0005] The utility model aims to provide an energy-saving driving device with a dual-value capacitor single-phase motor to solve the problem in the above background technology that it is inconvenient to perform anti-mistouch protection when the energy-saving driving device is working.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an energy-saving driving device with a dual-value capacitor single-phase motor, comprising a device housing, a control operation panel is arranged at the top of the front end of the device housing, and a display screen assembly is arranged at the top of the front end of the control operation panel, a control circuit board is installed inside the device housing, a starting capacitor is installed at the left side of the front end of the control circuit board, and a running capacitor is installed at the right side of the front end of the control circuit board, and a closed structure for reducing and preventing accidental touches during the operation of the device is arranged at the top of the front end of the device housing;

[0007] The closed structure includes a mounting frame, a connecting frame, a convex handle and a flip cover. A flip cover is provided at the front end of the outside of the control operation panel, and a convex handle is fixed to the right side of the flip cover. The top and bottom ends of the left side of the flip cover are respectively fixed with connecting frames, and the top and bottom of the left side of the front end of the device shell are respectively provided with mounting frames.

[0008] Preferably, the rear end of the mounting frame is fixed to the front end of the device housing by gluing, and the connecting frame is hingedly connected to the inside of the mounting frame.

[0009] Preferably, the flap is made of polymethyl methacrylate.

[0010] Preferably, an outer cover is provided on the outside of the device shell, and storage grooves are preset on the top and bottom of both sides of the front end of the device shell, and a locking block is movably connected inside the storage groove, and a handle is fixed to the front end of the locking block.

[0011] Preferably, a plurality of through grooves are respectively provided at the top and inside of both sides of the outer cover.

[0012] Preferably, mounting feet are respectively provided on both sides of the rear end of the top and the rear end of the bottom of the device shell, card slots are respectively provided on both sides of the top and the bottom of the rear end of the device shell, and a reserved hole is provided on the top of the front end of the mounting feet.

[0013] Preferably, a mounting hole is provided at the front end of the slot, an inner groove is provided at the bottom of the rear end of the mounting foot, and a flat head screw is provided inside the inner groove, and the front end of the flat head screw passes through the front end of the mounting foot.

[0014] Preferably, a wiring terminal is arranged at the bottom end of the device housing, a bottom groove is opened inside the bottom end of the device housing, and a bottom cover is installed at the bottom of the front end of the device housing.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the energy-saving driving device with a dual-value capacitor single-phase motor not only realizes the convenience of anti-mistaken touch protection when the energy-saving driving device is working, realizes the convenience of anti-collision safety protection for the outside of the driving device, but also realizes the convenience of installation and use of the device;

[0016] (1) By providing a device housing, a mounting frame, a connecting frame, a convex handle and a flip cover, when the driving device is used, after adjusting the control parameters on the control operation panel, when the driving motor is running, the flap provided on the left side of the front end of the device housing can be flipped to the right to cover the front end of the control operation panel by using the hinge between the connecting frame and the inside of the mounting frame. The control operation area at the front end of the control operation panel can be covered by the provided flip cover to avoid accidental touch when the device is working, thereby improving the safety of the device when driving the control motor. At the same time, a starting capacitor and a running capacitor are respectively installed in the device, which can provide a larger starting current when the single-phase motor is started and a smaller running current when it is running, so that the motor can be more energy-efficient when it is running;

[0017] (2) By providing a device housing, a locking block, a storage groove, an outer cover, a handle and a through groove, when the driving device is installed and used, the outer cover can be inserted backwards at the front end of the device housing to the outside of the device housing, and then the locking blocks provided on both sides of the front end of the device housing are respectively rotated outwards from the inside of the storage groove, so that the outer cover can be locked and installed on the outside of the device housing. The provided outer cover can be used to provide auxiliary shielding protection for the outside of the driving device, thereby reducing direct damage to the device caused by external impact force;

[0018] (3) By providing a device shell, a mounting foot, a reserved hole, a mounting hole, a slot, a flat-head screw and an inner slot, when the drive device is installed, after the mounting foot on the device is aligned with the hole position of the mounting position, a bolt member can be used to penetrate the inside of the reserved hole and tighten it. At the same time, if the mounting foot and the reserved hole are broken, deformed or damaged during the installation process, the flat-head screw provided in the inner slot at the rear end of the corresponding mounting foot can be screwed out from the inside of the mounting hole, and the damaged mounting foot can be removed from the inside of the slot, and replaced with a good mounting foot for installation and use. After the mounting foot is fixed with the flat-head screw, the flat-head screw can be hidden and stored in the inside of the inner slot. By using the disassembly and replacement installation component, there is no need to replace the entire device, which is convenient for installation and use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the front view structure of the control circuit board of the utility model;

[0021] Figure 3 This is a front view structural diagram of the bottom cover of the utility model;

[0022] Figure 4 This is a schematic diagram of the enlarged structure of the outer cover of the utility model from top view;

[0023] Figure 5 It is a rear enlarged structural schematic diagram of the card slot of the present utility model.

[0024] In the figure: 1. bottom groove; 2. device housing; 3. control circuit board; 4. locking block; 5. storage groove; 6. mounting bracket; 7. connecting bracket; 8. mounting foot; 9. reserved hole; 10. outer cover; 11. display screen assembly; 12. dial handle; 13. control operation panel; 14. convex handle; 15. flip cover; 16. wiring terminal; 17. starting capacitor; 18. running capacitor; 19. bottom cover; 20. through groove; 21. mounting hole; 22. card slot; 23. flat head screw; 24. inner groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figure 1-4 , an energy-saving driving device with a dual-value capacitor single-phase motor, comprising a device housing 2, a control operation panel 13 is arranged at the top of the front end of the device housing 2, and a display screen assembly 11 is arranged at the top of the front end of the control operation panel 13, a control circuit board 3 is installed inside the device housing 2, and a starting capacitor 17 is installed on the left side of the front end of the control circuit board 3, and a running capacitor 18 is installed on the right side of the front end of the control circuit board 3, a wiring terminal 16 is arranged at the bottom end of the device housing 2, a bottom groove 1 is opened inside the bottom end of the device housing 2, a bottom cover 19 is installed at the bottom of the front end of the device housing 2, and a closed structure for reducing and preventing accidental touch during the operation of the device is arranged at the top of the front end of the device housing 2;

[0027] The closed structure includes a mounting frame 6, a connecting frame 7, a convex handle 14 and a flip cover 15. The front end of the control operation panel 13 is provided with a flip cover 15, and the convex handle 14 is fixed to the right side of the flip cover 15. The top and bottom ends of the left side of the flip cover 15 are respectively fixed with the connecting frame 7. The top and bottom ends of the left side of the front end of the device housing 2 are respectively provided with the mounting frame 6. The rear end of the mounting frame 6 is fixed to the front end of the device housing 2 by gluing. The connecting frame 7 is hingedly connected to the inside of the mounting frame 6. The flip cover 15 is made of polymethyl methacrylate.

[0028] Specifically, Figure 1 and Figure 2 As shown, after adjusting the control parameters on the control operation panel 13, when the motor is driven to operate, the flap 15 provided on the left side of the front end of the device housing 2 can be flipped to the right to cover the front end outside the control operation panel 13 by using the hinge between the connecting frame 7 and the mounting frame 6. The control operation area at the front end of the control operation panel 13 can be auxiliaryly shielded and closed by the provided flap 15 to avoid accidental touching when the device is working. At the same time, a starting capacitor 17 and a running capacitor 18 are respectively installed in the device, which can provide a larger starting current when the single-phase motor is started and a smaller running current when it is running, so that energy can be saved and consumption can be reduced when the motor is running.

[0029] Embodiment 2: An outer cover 10 is provided on the outside of the device housing 2, and storage grooves 5 are respectively preset at the top and bottom of both sides of the front end of the device housing 2, and a locking block 4 is movably connected inside the storage groove 5, and a handle 12 is fixed at the front end of the locking block 4, and a plurality of through grooves 20 are respectively provided inside the top and both sides of the outer cover 10;

[0030] Specifically, Figure 1 and Figure 4 As shown, the outer cover 10 can be inserted backwards into the outside of the device shell 2 at the front end of the device shell 2, and then the provided locking blocks 4 can be rotated outwards from the inside of the storage groove 5 on both sides of the front end of the device shell 2, so that the outer cover 10 can be locked and installed on the outside of the device shell 2. The provided outer cover 10 can be used to provide auxiliary shielding and anti-collision protection for the outside of the driving device.

[0031] Embodiment 3: The two sides of the rear end of the top and the two sides of the rear end of the device housing 2 are respectively provided with mounting feet 8, the two sides of the top and the bottom of the rear end of the device housing 2 are respectively provided with card slots 22, the top of the front end of the mounting foot 8 is provided with a reserved hole 9, the front end of the card slot 22 is provided with a mounting hole 21, the bottom of the rear end of the mounting foot 8 is provided with an inner groove 24, and the inner groove 24 is provided with a flat head screw 23, and the front end of the flat head screw 23 passes through the front end of the mounting foot 8;

[0032] Specifically, Figure 1 and Figure 5 As shown, if the mounting foot 8 and the reserved hole 9 are broken, deformed or damaged during the installation process, the flat head screw 23 set in the inner groove 24 at the rear end of the corresponding mounting foot 8 can be screwed outward from the inside of the mounting hole 21, and the damaged mounting foot 8 can be removed from the inside of the slot 22 and replaced with a good mounting foot 8 for installation and use. After the mounting foot 8 is fixed with the flat head screw 23, the set flat head screw 23 can be hidden and stored in the inner groove 24. By disassembling and replacing the installation component, there is no need to replace the entire component.

[0033] Working principle: When installing the utility model, after the mounting foot 8 on the device is aligned with the hole position of the mounting position, the bolt member can be used to penetrate the inside of the reserved hole 9 to tighten and fix it. At the same time, if the mounting foot 8 and the reserved hole 9 are broken, deformed or damaged during the installation process, the flat head screw 23 set in the inner groove 24 at the rear end of the corresponding mounting foot 8 can be screwed out from the inside of the mounting hole 21. The damaged mounting foot 8 can be removed from the inside of the card slot 22, and the intact mounting foot 8 can be replaced for installation and use. After the mounting foot 8 is fixed with the flat head screw 23, the set flat head screw 23 can be hidden and stored in the inside of the inner groove 24. Through the disassembly and replacement installation component, there is no need to replace the whole. At the same time, when the driving device is installed and used, the outer cover 10 can be inserted backwards into the outside of the device shell 2 at the front end of the device shell 2, and then the set screws 23 can be respectively inserted on both sides of the front end of the device shell 2. The lock block 4 is rotated outward from the inside of the storage groove 5, and the outer cover 10 can be locked and installed on the outside of the device shell 2. The outer cover 10 can be used to provide auxiliary shielding and anti-collision protection for the outside of the driving device. When the driving device is in use, after adjusting the control parameters on the control operation panel 13, the driving motor can be driven to operate. The flap 15 provided on the left side of the front end of the device shell 2 can be turned rightward to cover the front end of the outside of the control operation panel 13 by using the hinge between the connecting frame 7 and the mounting frame 6. The control operation area at the front end of the control operation panel 13 can be auxiliaryly shielded and closed by the flap 15 to avoid accidental touching when the device is working. A starting capacitor 17 and a running capacitor 18 are respectively installed in the device, which can provide a larger starting current when the single-phase motor is started and a smaller running current when it is running, so that the motor can save energy and reduce consumption when it is running.

[0034] 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.

Claims

1. An energy-saving driving device for a single-phase motor with a dual-value capacitor, comprising a device housing (2), characterized in that: A control operation panel (13) is arranged at the top of the front end of the device housing (2), and a display screen assembly (11) is arranged at the top of the front end of the control operation panel (13); a control circuit board (3) is installed inside the device housing (2), and a starting capacitor (17) is installed at the left side of the front end of the control circuit board (3), and a running capacitor (18) is installed at the right side of the front end of the control circuit board (3); and a closed structure for reducing and preventing accidental touch during the operation of the device is arranged at the top of the front end of the device housing (2); The closed structure comprises a mounting frame (6), a connecting frame (7), a protruding handle (14) and a flip cover (15); the front end of the control operation panel (13) is provided with a flip cover (15), and the right side of the flip cover (15) is fixed with the protruding handle (14); the top and bottom ends of the left side of the flip cover (15) are respectively fixed with the connecting frame (7); and the top and bottom ends of the left side of the front end of the device housing (2) are respectively provided with a mounting frame (6).

2. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 1, characterized in that: The rear end of the mounting frame (6) is fixed to the front end of the device housing (2) by gluing, and the connecting frame (7) is hingedly connected to the inside of the mounting frame (6).

3. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 1, characterized in that: The flip cover (15) is made of polymethyl methacrylate.

4. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 1, characterized in that: An outer cover (10) is arranged outside the device housing (2), and storage grooves (5) are respectively preset at the top and bottom of both sides of the front end of the device housing (2), and a locking block (4) is movably connected inside the storage groove (5), and a handle (12) is fixed at the front end of the locking block (4).

5. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 4, characterized in that: The top and the inside of both sides of the outer cover (10) are respectively provided with a plurality of groups of through grooves (20).

6. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 1, characterized in that: Mounting feet (8) are respectively arranged on both sides of the top rear end and the bottom rear end of the device housing (2), and slots (22) are respectively provided on both sides of the top and bottom rear end of the device housing (2), and a reserved hole (9) is provided on the top of the front end of the mounting foot (8).

7. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 6, characterized in that: A mounting hole (21) is provided at the front end of the slot (22), an inner slot (24) is provided at the bottom of the rear end of the mounting foot (8), and a flat head screw (23) is provided inside the inner slot (24), and the front end of the flat head screw (23) passes through the front end of the mounting foot (8).

8. The energy-saving driving device of a single-phase motor with a dual-value capacitor according to claim 1, characterized in that: A wiring terminal (16) is arranged at the bottom end of the device housing (2), a bottom groove (1) is opened inside the bottom end of the device housing (2), and a bottom cover (19) is installed at the bottom of the front end of the device housing (2).

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