Portable electric valve opener

Abstract

The utility model provides a portable electric valve opener which comprises a speed reducer shell, a connecting flange, a handle and a driver. A worm gear and a worm which are meshed with each other are rotationally arranged in the speed reducer shell, a mounting hole is formed in the middle of the worm gear, and a valve connecting sleeve is arranged in the mounting hole; the adapter flange is connected to the speed reducer shell, the other end of the adapter flange is connected with the servo motor, and a main shaft of the servo motor is connected with the worm. The handle is connected to the speed reducer shell; the driver is electrically connected with the servo motor and provided with a forward and reverse rotation switch and an emergency stop button, and the driver is provided with an electric wire. According to the portable electric valve opener, the connecting sleeve is driven by the servo motor and the worm and gear mechanism to rotate so as to open or close a valve, the structure is simple, carrying and transportation are convenient, fatigue of workers in valve opening and closing can be relieved, and working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of electric tools, concretely relates to a portable electric valve opener. BACKGROUND

[0002] Large-diameter valves are often installed in heat pipe networks or open-air places, and are generally manual valves due to no power supply, and need to be manually opened and closed by workers, the speed ratio of the worm wheel box is large, so the number of rotations is large, the torque is large, the opening and closing time is long, the workers need to exert force for a long time during the manual opening and closing, are prone to fatigue, the work efficiency is low, and safety accidents are prone to occur. SUMMARY

[0003] In view of this, the utility model aims to provide a portable electric valve opener, which is used for overcoming the above problems or at least partially solving or alleviating the above problems.

[0004] The utility model provides a portable electric valve opener, which comprises:

[0005] A reducer shell is provided with a worm wheel and a worm that are engaged and rotate in the reducer shell, a mounting hole is arranged in the middle of the worm wheel, and a valve connecting sleeve is arranged in the mounting hole;

[0006] An adapter flange is connected to the reducer shell, a servo motor is connected to the other end of the adapter flange, and the main shaft of the servo motor is connected to the worm;

[0007] A handle is connected to the reducer shell;

[0008] A driver is electrically connected to the servo motor, a forward-reverse switch and an emergency stop button are arranged on the driver, and an electric wire is arranged on the driver.

[0009] The utility model also has the following optional features.

[0010] Optionally, a storage battery is also arranged, an inverter is connected to the storage battery, and the inverter can be connected to the electric wire through an electric plug.

[0011] Optionally, an operation panel is arranged on the driver.

[0012] Optionally, the driver is arranged on the handle.

[0013] Optionally, an elastic coupling is arranged between the main shaft of the servo motor and the worm.

[0014] The portable electric valve opener can be used for sleeving the valve connecting sleeve on the valve switch rotating shaft, then gripping the handle, and then rotating the invention connecting sleeve through the servo motor and the worm and gear mechanism, so as to open or close the valve, and the portable electric valve opener has the advantages of simple structure, convenient carrying and transportation, alleviated fatigue of workers in opening and closing the valve, improved work efficiency, and avoided safety accidents. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a whole structure schematic view of the portable electric valve opener of the utility model.

[0016] Figure 2 is Figure 1 the reducer housing and the worm and gear mechanism in the utility model.

[0017] In the above figure: 1, reducer housing; 2, worm wheel; 3, worm; 4, valve connecting sleeve; 5, adapter flange; 6, servo motor; 7, handle; 8, driver; 9, forward and reverse switch; 10, emergency stop button; 11, power line; 12, battery; 13, inverter; 14, operation panel; 15, elastic coupling.

[0018] The utility model will be further explained in detail in combination with drawings and embodiments. DETAILED DESCRIPTION

[0019] Embodiment 1

[0020] Reference Figure 1 and Figure 2 The embodiment of the utility model provides a kind of portable electric valve opener, comprising: reducer housing 1, connecting flange 5, handle 7 and driver 8;Reducer housing 1 is rotatably provided with meshing worm wheel 2 and worm 3 in it, the middle part of worm wheel 2 is provided with mounting hole, and valve connecting sleeve 4 is arranged in mounting hole;Adapter flange 5 is connected on reducer housing 1, and the other end of adapter flange 5 is connected with servo motor 6, and the main shaft of servo motor 6 is connected with worm 3;Handle 7 is connected on reducer housing 1;Driver 8 is electrically connected with servo motor 6, and driver 8 is provided with forward and reverse switch 9 and emergency stop button 10, and driver 8 is provided with power line 11.

[0021] In use, first, the handle rotating disc of valve is unloaded, then valve connecting sleeve 4 matched with valve rotating shaft is selected and loaded in the mounting hole of worm wheel 2, then valve connecting sleeve 4 is sleeved on the rotating shaft of valve, staff holds handle 7, then the forward and reverse switch 9 on driver 8 is started, servo motor 6 is started to drive worm 3 and worm wheel 2 to rotate, so that valve connecting sleeve 4 drives the rotating shaft of valve to rotate, and drives valve to open or close, when valve is opened or closed to limit, emergency stop button 10 is pressed, and servo motor 6 stops.

[0022] Embodiment 2

[0023] Reference Figure 1 On the basis of embodiment 1, the battery 12 is further provided, and the inverter 13 is connected to the battery 12, and the inverter 13 can be connected to the power line 11 through the power plug.

[0024] The inverter 13 can convert the direct current of the battery 12 into alternating current, which is used to drive the servo motor 6.

[0025] Embodiment 3

[0026] Reference Figure 1 On the basis of embodiment 1, the operation panel 14 is arranged on the driver 8.

[0027] The operation panel 14 can display the working condition data, and the speed and torque of the servo motor can be adjusted through the operation panel 14.

[0028] Embodiment 4

[0029] Reference Figure 1 On the basis of embodiment 3, the driver 8 is arranged on the handle 7.

[0030] The driver 8 is fixed on the handle 7 through the pipe clamp, which is convenient for the operator to operate the buttons on the driver 8 and observe the torque and speed during use.

[0031] Embodiment 5

[0032] Reference Figure 1 And Figure 2 On the basis of embodiment 1, the elastic coupling 15 is connected between the main shaft of the servo motor 6 and the worm 3.

[0033] The elastic coupling 15 can buffer the rotating shaft of the valve when it is fully opened and fully closed, so as to prevent the rotating shaft of the valve from being damaged.

[0034] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of the changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be limited by the protection scope of the claims. The components and structures not described in detail in the embodiment are the known components and common structures or common means in the industry, which are not described here.

Claims

1. A portable electrically powered valve opener characterized by, Include: The reducer housing (1), the worm gear (2) and the worm (3) are arranged in the reducer housing (1) and engaged, the middle part of the worm gear (2) is provided with a mounting hole, the valve connecting sleeve (4) is arranged in the mounting hole; Adapter flange (5), the adapter flange (5) is connected to the reducer housing (1), the other end of the adapter flange (5) is connected with servo motor (6), the main shaft of the servo motor (6) is connected with the worm (3); Handle (7), the handle (7) is connected to the reducer housing (1); Driver (8), the driver (8) is electrically connected with the servo motor (6), the driver (8) is provided with forward and reverse switch (9) and emergency stop button (10), the driver (8) is provided with power line (11).

2. The portable electrically powered valve opener of claim 1, wherein, Also battery (12), the battery (12) is connected with inverter (13), the inverter (13) can be connected with the power line (11) through the power plug.

3. The portable motorized valve opener of claim 1, wherein, The driver (8) is provided with operation panel (14).

4. The portable motorized valve opener of claim 3, wherein, The driver (8) is arranged on the handle (7).

5. The portable motorized valve opener of claim 1, wherein, The main shaft of the servo motor (6) is connected with the worm (3) through the elastic coupling (15).

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