Underground water level observation device for hydrogeological exploration

Abstract

The invention discloses an underground water level observation device for hydrogeological exploration. The underground water level observation device comprises a movable cart, a displacement mechanism, a retractable assembly, a water level probe, an observation shell and a monitoring assembly, a workbench is installed on the top face of the movable trolley, and a control system is installed on the movable trolley. The displacement mechanism comprises an X-axis translation assembly, a Y-axis translation assembly and a Z-axis translation assembly, the X-axis translation assembly is installed on the workbench, the Z-axis translation assembly is installed at the moving end of the X-axis translation assembly, and the Y-axis translation assembly is installed at the moving end of the Z-axis translation assembly; the folding and unfolding assembly is mounted at the moving end of the Z-axis translation assembly; the winding and unwinding assembly is used for winding and unwinding the measuring rope; the water level probe is mounted at the bottom of the measuring rope; the observation shell is installed at the bottom of the measuring rope. According to the invention, the water level probe can be quickly positioned, the authenticity of water quality monitoring data is ensured, and the observation efficiency and flexibility are improved.

Description

Technical Field

[0001] The invention relates to the technical field of water level observation, and in particular to a groundwater level observation device for hydrogeological exploration. Background Art

[0002] In the field of hydrogeological exploration, accurate observation of groundwater level and its related water quality parameters is of great significance for assessing groundwater resources, predicting geological disasters and protecting the environment. Traditional groundwater level observation methods mostly rely on manual handheld water level meters for fixed-point measurement, which is not only labor-intensive, but also limited by operator experience and environmental conditions in terms of measurement accuracy and efficiency.

[0003] With the development of automation and intelligent technology, some automated groundwater level observation equipment has appeared on the market, but the existing equipment is still insufficient in the design of the displacement mechanism, and cannot achieve rapid and accurate positioning of the water level probe, resulting in low observation efficiency. At the same time, the water level probe in the existing equipment is easily disturbed and damaged by the external environment, which further affects the accuracy of the observation results.

[0004] Therefore, a groundwater level observation device for hydrogeological exploration is proposed. Summary of the invention

[0005] The object of the present invention is to provide a groundwater level observation device for hydrogeological exploration, aiming to solve or improve at least one of the above-mentioned technical problems.

[0006] To achieve the above object, the present invention provides the following solution: The present invention provides a groundwater level observation device for hydrogeological exploration, comprising:

[0007] A mobile cart, a workbench is installed on the top surface of the mobile cart, and a control system is installed on the mobile cart;

[0008] A displacement mechanism, wherein the displacement mechanism comprises an X-axis translation assembly, a Y-axis translation assembly and a Z-axis translation assembly, wherein the X-axis translation assembly is mounted on the workbench, the Z-axis translation assembly is mounted on the moving end of the X-axis translation assembly, and the Y-axis translation assembly is mounted on the moving end of the Z-axis translation assembly;

[0009] A retractable assembly, which is mounted on the moving end of the Z-axis translation assembly; the retractable assembly is used to retract the measuring rope;

[0010] A water level probe, which is installed at the bottom of the measuring rope;

[0011] An observation housing, which is installed at the bottom of the measuring rope and is covered outside the water level probe. A plurality of drainage holes are provided on the observation housing;

[0012] A monitoring component, which is installed in the observation housing and is used to monitor the temperature, pH value, dissolved oxygen and turbidity of the water body;

[0013] Wherein, the X-axis translation assembly, the Y-axis translation assembly, the Z-axis translation assembly, the retractable assembly, the water level probe and the monitoring assembly are all electrically connected to the control system.

[0014] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the X-axis translation assembly comprises:

[0015] A bottom plate, the bottom plate being mounted on the workbench;

[0016] A first screw motor, the first screw motor is mounted on the bottom surface of the workbench, and the first screw motor is electrically connected to the control system;

[0017] A first screw rod, both ends of which are mounted on the bottom plate through bearings, the first screw rod is transmission-connected to the first screw motor, and the first screw rod is arranged transversely;

[0018] A first sliding sleeve, wherein the first sliding sleeve is arranged on the first screw rod;

[0019] A base is mounted on the first sliding sleeve, and the Z-axis translation assembly is mounted on the base.

[0020] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the Z-axis translation assembly comprises:

[0021] A side plate, the side plate being mounted on one side of the top surface of the base;

[0022] A Z-axis frame, the Z-axis frame being mounted on the base;

[0023] a second lead screw motor, the second lead screw motor being mounted on the Z-axis frame, and the second lead screw motor being electrically connected to the control system;

[0024] A second screw rod, one end of which is mounted on the output shaft of the second screw motor through a coupling, and the second screw rod is rotatably connected to the Z-axis frame through a bearing;

[0025] A second sliding sleeve is arranged on the second screw rod; and the Y-axis translation assembly is installed on the second sliding sleeve.

[0026] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the Y-axis translation assembly comprises:

[0027] A Y-axis frame, wherein the Y-axis frame is mounted on the second sliding sleeve;

[0028] A slide rail, which is installed on the side wall of the Y-axis frame;

[0029] An electric push rod, which is installed on the Y-axis frame and electrically connected to the control system;

[0030] A slider, which is slidably connected to the slide rail. The top of the slider is fixedly connected to the telescopic end of the electric push rod, and the winding and unwinding assembly is installed on the slider.

[0031] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the winding and unwinding assembly includes:

[0032] A U-shaped bracket, which is installed on the slider;

[0033] A winding motor, which is installed on the side wall of the U-shaped bracket and electrically connected to the control system;

[0034] A winding shaft, the two ends of which are installed on the side wall of the U-shaped bracket through bearings, and the winding shaft is axially connected to the output shaft of the winding motor; the top of the measuring rope is fixedly connected to the winding shaft, and the measuring rope is wound around the winding shaft.

[0035] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, a plurality of anti-collision bumps are installed on the outer wall of the observation housing.

[0036] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the monitoring assembly includes a temperature sensor, a pH value sensor, a dissolved oxygen sensor and a turbidity sensor. The temperature sensor, the pH value sensor, the dissolved oxygen sensor and the turbidity sensor are all installed in the observation housing, and the temperature sensor, the pH value sensor, the dissolved oxygen sensor and the turbidity sensor are all electrically connected to the control system.

[0037] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, the mobile trolley includes a base, a plurality of universal wheels are installed at the bottom of the base, a push rod is installed on one side of the base, the control system is installed on the base, and the bottom of the workbench is installed on the top surface of the base through a plurality of connecting rods.

[0038] According to a groundwater level observation device for hydrogeological exploration provided by the present invention, a photovoltaic power generation device and a storage battery are installed on the workbench, and the control system and the photovoltaic power generation device are both electrically connected to the storage battery.

[0039] The present invention discloses the following technical effects:

[0040] The present invention forms a three-dimensional translation structure through the X-axis translation component, Y-axis translation component, and Z-axis translation component, which can precisely control the spatial position of the water level probe, achieve rapid positioning and observation, and greatly improve the observation efficiency and flexibility. The retracting and releasing component controls the retracting and releasing of the measuring rope, enabling the water level probe to penetrate into the groundwater for measurement. By combining the water level probe with the monitoring component, the synchronous and accurate measurement of the water level height and various parameters of the water body is ensured, comprehensively reflecting the water quality status of the groundwater and improving the observation efficiency.

[0041] The observation housing of the present invention not only protects the water level probe and the monitoring component from external interference, but also the drain holes ensure the rapid balance of the water inside and outside the observation housing, thus ensuring the authenticity of the water quality monitoring data and improving the quality and reliability of the water level monitoring data. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0043] Figure 1 is a schematic structural diagram of the present invention;

[0044] Figure 2 is Figure 1 a partial enlarged view of A in

[0045] Figure 3 is a schematic structural diagram of the displacement mechanism in the present invention;

[0046] Figure 4 is an installation schematic diagram of the displacement mechanism and the mobile cart in the present invention.

[0047] Wherein, 1, workbench; 2, control system; 3, displacement mechanism; 4, water level probe; 5, observation housing; 6, measuring rope; 7, drain hole; 8, anti-collision bump; 9, temperature sensor; 10, pH value sensor; 11, dissolved oxygen sensor; 12, turbidity sensor; 13, bottom plate; 14, through hole; 15, first lead screw motor; 16, first lead screw; 17, base; 18, side plate; 19, Z-axis frame; 20, second lead screw motor; 21, second lead screw; 22, Y-axis frame; 23, slide rail; 24, electric push rod; 25, slider; 26, C-shaped bracket; 27, winding motor; 28, winding shaft; 29, base; 30, universal wheel; 31, push rod; 32, connecting rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0048] 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.

[0049] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0050] Reference Figure 1-Figure 4 The present invention provides a groundwater level observation device for hydrogeological exploration, comprising:

[0051] A mobile cart, a workbench 1 is installed on the top surface of the mobile cart, and a control system 2 is installed on the mobile cart;

[0052] The displacement mechanism 3 includes an X-axis translation assembly, a Y-axis translation assembly and a Z-axis translation assembly. The X-axis translation assembly is mounted on the workbench 1, the Z-axis translation assembly is mounted on the moving end of the X-axis translation assembly, and the Y-axis translation assembly is mounted on the moving end of the Z-axis translation assembly.

[0053] A retractable assembly, which is mounted on the moving end of the Z-axis translation assembly; the retractable assembly is used to retract the measuring rope 6;

[0054] A water level probe 4, which is installed at the bottom of the measuring rope 6;

[0055] An observation housing 5 is installed at the bottom of the measuring rope 6, and the observation housing 5 is covered outside the water level probe 4. A plurality of drainage holes 7 are opened on the observation housing 5;

[0056] A monitoring component, which is installed in the observation housing 5 and is used to monitor the temperature, pH value, dissolved oxygen and turbidity of the water body;

[0057] Among them, the X-axis translation assembly, the Y-axis translation assembly, the Z-axis translation assembly, the retractable assembly, the water level probe 4 and the monitoring assembly are all electrically connected to the control system 2;

[0058] With such arrangement, the present invention forms a three-dimensional translation structure through the X-axis translation component, the Y-axis translation component, and the Z-axis translation component, which can accurately control the spatial position of the water level probe, realize rapid positioning and observation, and greatly improve the observation efficiency and flexibility; the retractable component controls the retractable and retractable measuring rope, so that the water level probe 4 can be measured deep in the groundwater. The combined use of the water level probe 4 and the monitoring component ensures the synchronous and accurate measurement of the water level height and various parameters of the water body, comprehensively reflects the water quality of the groundwater, and improves the observation efficiency;

[0059] The present invention not only protects the water level probe 4 and the monitoring component from external interference through the observation shell 5, but the drain hole 7 also ensures the rapid balance of the water body inside and outside the observation shell 5, thereby ensuring the authenticity of the water quality monitoring data and improving the quality and reliability of the water level monitoring data.

[0060] To further optimize the solution, the X-axis translation component includes:

[0061] A bottom plate 13 is mounted on the workbench 1; a through hole 14 is provided on the workbench 1, and the through hole 14 is used to install a transmission structure to achieve a transmission connection between the first screw motor 15 and the first screw rod 16;

[0062] A first screw motor 15, which is mounted on the bottom surface of the workbench 1 and is electrically connected to the control system 2;

[0063] A first screw rod 16, both ends of which are mounted on the bottom plate 13 through bearings, the first screw rod 16 is transmission-connected to the first screw motor 15, and the first screw rod 16 is arranged transversely;

[0064] A first sliding sleeve, the first sliding sleeve is slidingly sleeved on the first screw rod 16;

[0065] A base 17, the base 17 is mounted on the first sliding sleeve, and the Z-axis translation assembly is mounted on the base 17;

[0066] The first screw motor 15 drives the first screw rod 16 to rotate through the control system 2, and the first sleeve is slidably mounted on the first screw rod 16, and can achieve smooth lateral movement under the drive. The base 17 is mounted on the first sleeve, which further ensures the stability and accuracy of the overall structure and can achieve high-precision translation operation.

[0067] To further optimize the solution, the Z-axis translation component includes:

[0068] A side plate 18, the side plate 18 is mounted on one side of the top surface of the base 17;

[0069] A Z-axis frame 19, the Z-axis frame 19 is mounted on the base 17;

[0070] A second screw motor 20, which is mounted on the Z-axis frame 19 and is electrically connected to the control system 2;

[0071] A second screw rod 21, one end of which is mounted on the output shaft of the second screw motor 20 through a coupling, and the second screw rod 21 is rotatably connected to the Z-axis frame 19 through a bearing;

[0072] A second sliding sleeve, the second sliding sleeve is arranged on the second screw rod 21; the Y-axis translation assembly is installed on the second sliding sleeve;

[0073] The second lead screw motor 20 drives the second lead screw 21 to rotate, driving the second sliding sleeve and the Y-axis translation assembly to move up and down.

[0074] For a further optimized solution, the Y-axis translation assembly includes:

[0075] A Y-axis frame 22, and the Y-axis frame 22 is installed on the second sliding sleeve;

[0076] A slide rail 23, and the slide rail 23 is installed on the side wall of the Y-axis frame 22;

[0077] An electric push rod 24, and the electric push rod 24 is installed on the Y-axis frame 22. The electric push rod 24 is electrically connected to the control system 2;

[0078] A slider 25, and the slider 25 is slidably connected to the slide rail 23. The top of the slider 25 is fixedly connected to the telescopic end of the electric push rod 24, and the winding and unwinding assembly is installed on the slider 25;

[0079] The control system 2 activates the electric push rod 24 to drive the slider 25 to slide on the slide rail 23, realizing the displacement in the Y-axis direction.

[0080] For a further optimized solution, the winding and unwinding assembly includes:

[0081] A U-shaped bracket 26, and the U-shaped bracket 26 is installed on the slider 25;

[0082] A winding motor 27, and the winding motor 27 is installed on the side wall of the U-shaped bracket 26. The winding motor 27 is electrically connected to the control system 2;

[0083] A winding shaft 28, and both ends of the winding shaft 28 are installed on the side wall of the U-shaped bracket 26 through bearings. The winding shaft 28 is axially connected to the output shaft of the winding motor 27; the top of the measuring rope 6 is fixedly connected to the winding shaft 28, and the measuring rope 6 is wound around the winding shaft 28; the winding motor 27 drives the winding shaft 28 to rotate to realize the winding and unwinding of the measuring rope 6. As the winding shaft rotates, the measuring rope 6 is released or retracted.

[0084] For a further optimized solution, a number of anti-collision bumps 8 are installed on the outer wall of the observation housing 5. When the device moves or operates in a complex geological environment, the anti-collision bumps 8 can absorb the impact force, protecting the observation housing 5 and the water level probe 4, solving the problem that the water level probe is easily damaged due to collision in hydrogeological exploration, and ensuring the normal operation of the observation device in a complex geological environment and the accuracy of the data;

[0085] The anti-collision bump 8 can be made of wear-resistant and corrosion-resistant materials, such as rubber, polyurethane or other polymer materials; the shape and distribution of the anti-collision bump 8 can be designed according to the actual use environment, for example, it can be circular, strip or other shapes, distributed in key positions of the observation shell to effectively absorb and disperse external impact force; the installation method of the anti-collision bump 8 can be direct gluing, bolt fixing or other suitable methods.

[0086] Further optimizing the scheme, the monitoring component includes a temperature sensor 9, a pH sensor 10, a dissolved oxygen sensor 11 and a turbidity sensor 12, the temperature sensor 9, the pH sensor 10, the dissolved oxygen sensor 11 and the turbidity sensor 12 are all installed in the observation housing 5, and the temperature sensor 9, the pH sensor 10, the dissolved oxygen sensor 11 and the turbidity sensor 12 are all electrically connected to the control system 2;

[0087] The temperature sensor 9, the pH sensor 10, the dissolved oxygen sensor 11 and the turbidity sensor 12 are in direct contact with the water body to collect water quality parameter data in real time, and the collected data are transmitted to the control system 2 for processing, recording and storage.

[0088] A further optimized solution is that the mobile cart includes a base 29, a plurality of universal wheels 30 are installed at the bottom of the base 29, a push rod 31 is installed on one side of the base 29, the control system 2 is installed on the base 29, and the bottom of the workbench 1 is installed on the top surface of the base 29 through a plurality of connecting rods 32.

[0089] Further optimizing the scheme, a photovoltaic power generation device and a battery are installed on the workbench 1, and the control system 2 and the photovoltaic power generation device are electrically connected to the battery;

[0090] The photovoltaic power generation equipment (not shown in the figure) generates electricity through solar energy, and the storage battery (not shown in the figure) stores electric energy, providing a stable power supply for the control system 2; the photovoltaic power generation equipment and the storage battery cooperate with each other to ensure that the device can operate normally without an external power supply, thus solving the power supply problem;

[0091] Photovoltaic power generation equipment can use conventional solar panels to convert solar energy into electrical energy, which is then connected to batteries through wires;

[0092] The battery can be a common lead-acid battery or a lithium battery, which has a high energy density and a long life;

[0093] The control system is connected to the battery through wires to obtain the required electricity; in addition, in order to improve the reliability of the system, an energy management module can be added between the photovoltaic power generation equipment and the battery to adjust the output and storage of electric energy to ensure the stable operation of the system under different lighting conditions;

[0094] The present application realizes the power supply for the groundwater level observation device by installing photovoltaic power generation equipment and batteries on the workbench 1, without relying on an external power supply, and can work normally in an environment without power supply such as the wild.

[0095] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0096] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technical users in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A groundwater level observation device for hydrogeological exploration, characterized in that: include: A mobile cart, a workbench (1) is installed on the top surface of the mobile cart, and a control system (2) is installed on the mobile cart; A displacement mechanism (3), the displacement mechanism (3) comprising an X-axis translation assembly, a Y-axis translation assembly and a Z-axis translation assembly, the X-axis translation assembly being mounted on the workbench (1), the Z-axis translation assembly being mounted on the moving end of the X-axis translation assembly, and the Y-axis translation assembly being mounted on the moving end of the Z-axis translation assembly; A retractable assembly, the retractable assembly being mounted on the moving end of the Z-axis translation assembly; the retractable assembly being used for retracting and releasing the measuring rope (6); A water level probe (4), the water level probe (4) being installed at the bottom of the measuring rope (6); An observation housing (5), the observation housing (5) being installed at the bottom of the measuring rope (6), and the observation housing (5) being covered outside the water level probe (4), and the observation housing (5) being provided with a plurality of drainage holes (7); A monitoring component, which is installed in the observation housing (5) and is used to monitor the temperature, pH value, dissolved oxygen and turbidity of the water body; Wherein, the X-axis translation assembly, the Y-axis translation assembly, the Z-axis translation assembly, the retractable assembly, the water level probe (4) and the monitoring assembly are all electrically connected to the control system (2).

2. The groundwater level observation device for hydrogeological exploration according to claim 1, characterized in that: The X-axis translation assembly comprises: A bottom plate (13), wherein the bottom plate (13) is mounted on the workbench (1); A first screw motor (15), the first screw motor (15) being mounted on the bottom surface of the workbench (1), the first screw motor (15) being electrically connected to the control system (2); a first screw rod (16), both ends of which are mounted on the base plate (13) via bearings, the first screw rod (16) being transmission-connected to the first screw motor (15), and the first screw rod (16) being arranged transversely; A first sliding sleeve, wherein the first sliding sleeve is arranged on the first screw rod (16); A base (17), wherein the base (17) is mounted on the first sliding sleeve, and the Z-axis translation assembly is mounted on the base (17).

3. The groundwater level observation device for hydrogeological exploration according to claim 2, characterized in that: The Z-axis translation assembly comprises: A side plate (18), wherein the side plate (18) is mounted on one side of the top surface of the base (17); A Z-axis frame (19), wherein the Z-axis frame (19) is mounted on the base (17); A second screw motor (20), the second screw motor (20) being mounted on the Z-axis frame (19), the second screw motor (20) being electrically connected to the control system (2); a second screw rod (21), one end of the second screw rod (21) being mounted on the output shaft of the second screw motor (20) via a coupling, and the second screw rod (21) being rotatably connected to the Z-axis frame (19) via a bearing; A second sliding sleeve, wherein the second sliding sleeve is arranged on the second screw rod (21); and the Y-axis translation assembly is installed on the second sliding sleeve.

4. The groundwater level observation device for hydrogeological exploration according to claim 3, characterized in that: The Y-axis translation assembly comprises: A Y-axis frame (22), wherein the Y-axis frame (22) is mounted on the second sliding sleeve; A slide rail (23), the slide rail (23) is installed on the side wall of the Y-axis frame (22); An electric push rod (24), the electric push rod (24) is installed on the Y-axis frame (22), and the electric push rod (24) is electrically connected to the control system (2); A slider (25), the slider (25) is slidably connected to the slide rail (23), the top of the slider (25) is fixedly connected to the telescopic end of the electric push rod (24), and the winding and unwinding assembly is installed on the slider (25).

5. The groundwater level observation device for hydrogeological exploration according to claim 4, characterized in that: The winding and unwinding assembly includes: A U-shaped bracket (26), the U-shaped bracket (26) is installed on the slider (25); A winding motor (27), the winding motor (27) is installed on the side wall of the U-shaped bracket (26), and the winding motor (27) is electrically connected to the control system (2); A winding shaft (28), both ends of the winding shaft (28) are installed on the side wall of the U-shaped bracket (26) through bearings, and the winding shaft (28) is axially connected to the output shaft of the winding motor (27); the top of the measuring rope (6) is fixedly connected to the winding shaft (28), and the measuring rope (6) is wound around the winding shaft (28).

6. The groundwater level observation device for hydrogeological exploration according to claim 1, characterized in that: A number of anti-collision bumps (8) are installed on the outer wall of the observation housing (5).

7. The groundwater level observation device for hydrogeological exploration according to claim 6, characterized in that: The monitoring component includes a temperature sensor (9), a pH value sensor (10), a dissolved oxygen sensor (11) and a turbidity sensor (12), the temperature sensor (9), the pH value sensor (10), the dissolved oxygen sensor (11) and the turbidity sensor (12) are all installed in the observation housing (5), and the temperature sensor (9), the pH value sensor (10), the dissolved oxygen sensor (11) and the turbidity sensor (12) are all electrically connected to the control system (2).

8. The groundwater level observation device for hydrogeological exploration according to claim 1, characterized in that: The mobile trolley includes a base (29), a number of universal wheels (30) are installed at the bottom of the base (29), a push rod (31) is installed on one side of the base (29), the control system (2) is installed on the base (29), and the bottom of the workbench (1) is installed on the top surface of the base (29) through a number of connecting rods (32).

9. The groundwater level observation device for hydrogeological exploration according to claim 1, characterized in that: A photovoltaic power generation device and a storage battery are installed on the workbench (1), and the control system (2) and the photovoltaic power generation device are both electrically connected to the storage battery.

Images