Safety protection device for micro-grid

Abstract

The utility model relates to the technical field of safety protection for micro-grids, in particular to a safety protection device for micro-grids, which comprises two mounting plates and a plurality of mounting frames, protective nets are fixedly mounted in the mounting frames, positioning clamping grooves are arranged on one side of the mounting plate and one side of the mounting frames, and the positioning clamping grooves are arranged on the other side of the mounting plate and one side of the mounting frames. And a plurality of positioning clamping blocks are fixedly connected to one side of one mounting plate and one side of the plurality of mounting frames. The device has the advantages that the mounting plate, the mounting frame, the protective nets, the positioning clamping grooves, the positioning clamping blocks, the fixing blocks, the fixing insertion holes, the handles and the fixing structures are arranged in a matched manner, so that a proper number of protective nets can be selected according to the size of a reagent of the micro-grid box, and the protective nets are connected; therefore, the safety protection device can meet the use requirements of micro-grid boxes with multiple sizes, the application range of the safety protection device is expanded, and the operation of installing the protection net is simple and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of safety protection for microgrid, especially a safety protection device for microgrid. BACKGROUND

[0002] Microgrid is also translated as micro network, which refers to a small power distribution system composed of distributed power supply, energy storage device, energy conversion device, load, monitoring and protection device, etc. The purpose of microgrid is to realize flexible and efficient application of distributed power supply and solve the problem of large number of and various forms of distributed power supply grid connection. The most important component in microgrid is microgrid box. In order to protect the microgrid box, protective devices are usually added to the surface of the microgrid box.

[0003] Most of the protective devices now are protective nets, which are installed on the microgrid box for protection operation. However, the size of the protective net is generally determined according to the size of the microgrid box. Different sizes of protective nets are needed for different sizes of microgrid boxes, so that the application range of the protective net is small. Therefore, a safety protection device for microgrid is needed to solve the above problems. SUMMARY

[0004] The purpose of the utility model is to solve at least one of the technical defects.

[0005] Therefore, one purpose of the utility model is to provide a safety protection device for microgrid to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above purpose, the embodiment of the utility model provides a safety protection device for microgrid, which comprises two installation plates and a plurality of installation frames. The inside of each of the plurality of installation frames is fixedly installed with a protective net. One of the installation plates and one side of the plurality of installation frames are both provided with a positioning slot. One of the installation plates and one side of the plurality of installation frames are both fixedly connected with a plurality of positioning blocks. The top side of one of the installation plates and the top side of the plurality of installation frames are both fixedly connected with a fixing block. One side of the plurality of fixing blocks is provided with a fixing hole. The top side of one of the installation plates and the top side of the plurality of installation frames are both fixedly connected with a handle in the shape of U. A fixing structure is arranged on each of the plurality of handles. One side of the two installation plates is fixedly connected with a connecting block. One side of the two installation plates adjacent to the connecting block is provided with a connecting slot.

[0007] Preferably, the fixing structure comprises a guide sliding groove, a guide rod, a fixing spring, a connecting threaded hole, a connecting threaded rod, a knob, a moving plate, a fixing plug rod and a mounting groove, the top side of each of the handles is provided with a guide sliding groove, the inside of each of the guide sliding grooves is provided with a guide rod, the outer surface of each of the guide rods is sleeved with a fixing spring, the two ends of each of the guide rods are provided with a connecting threaded hole, the two opposite sides of each of the handles are threadedly connected with a connecting threaded rod matched in size with the connecting threaded hole, the end of each of the connecting threaded rods is fixedly connected with a knob, the outer surface of each of the guide rods is slidably connected with a moving plate, one side of each of the moving plates is fixedly connected with a fixing plug rod, and one side of each of the moving plates is provided with a mounting groove.

[0008] Preferably, the shapes of the positioning clamping grooves and the positioning clamping blocks are dovetail shapes, and the sizes of the positioning clamping blocks and the positioning clamping grooves are matched.

[0009] Preferably, the shapes of the connecting clamping blocks and the connecting clamping grooves are dovetail shapes, and the sizes of the connecting clamping blocks and the connecting clamping grooves are matched.

[0010] Preferably, one end of the fixing spring is in contact with the moving plate, and the other end of the fixing spring is in contact with the inner wall of the guide sliding groove.

[0011] Preferably, the moving plate is located in the inside of the guide sliding groove, the moving plate is slidably connected with the guide sliding groove, the fixing plug rod penetrates through the handle, the fixing plug rod is slidably connected with the handle, and the fixing plug rod is matched in size with the fixing plug hole.

[0012] Preferably, a part of the guide rod is located in the inside of the mounting groove, and the diameter of the guide rod is matched in size with the width of the mounting groove.

[0013] Compared with the prior art, the utility model has the advantages and beneficial effects that:

[0014] 1. Through the cooperation of the mounting plate, the mounting frame, the protective net, the positioning clamping groove, the positioning clamping block, the fixing block, the fixing plug hole, the handle and the fixing structure, a proper number of protective nets can be selected and connected according to the size of the reagent of the micro-grid box, so that the safety protection device can meet the use requirements of micro-grid boxes of more sizes, expand the application range of the safety protection device, and make the operation of installing the protective net more convenient, improve the practicality and structural flexibility of the safety protection device.

[0015] 2、Through the cooperation of the guide rod, the fixing spring, the connecting threaded hole, the connecting threaded rod, the knob, the moving plate and the mounting slot, the operation of mounting and dismounting the guide rod is relatively simple, and then when the fixing spring is damaged, the fixing spring can be conveniently replaced, so that the connection operation between the subsequent several mounting frames and between the mounting frame and the mounting plate can be firmly performed. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a first perspective structural schematic view of the utility model;

[0017] Figure 2 It is a second perspective structural schematic view of the utility model;

[0018] Figure 3 It is a structural schematic view of the mounting plate and the connecting member thereof of the utility model;

[0019] Figure 4 It is a structural schematic view of the positioning clamping block and the connecting member thereof of the utility model;

[0020] Figure 5 It is a structural schematic view of the mounting frame and the connecting member thereof of the utility model;

[0021] Figure 6 It is an exploded structural schematic view of the fixing structure of the utility model.

[0022] In the figure: 1-mounting plate, 2-mounting frame, 3-protection net, 4-positioning clamping groove, 5-positioning clamping block, 6-fixing block, 7-fixing socket, 8-handle, 9-fixing structure, 901-guide sliding groove, 902-guide rod, 903-fixing spring, 904-connecting threaded hole, 905-connecting threaded rod, 906-knob, 907-moving plate, 908-fixing plug rod, 909-mounting slot, 10-connecting clamping block, 11-connecting clamping groove. DETAILED DESCRIPTION

[0023] The utility model will be further described below in combination with the drawings, but the protection scope of the utility model is not limited to the following.

[0024] As Figures 1 to 6As shown, a kind of safety protection device for micro-grid, it includes two installation plates 1 and several installation frames 2, the size of several installation frames 2 is same, the inside of several installation frames 2 is fixedly installed with protective net 3, one installation plate 1 and the side of several installation frames 2 are all provided with positioning clamping groove 4, one installation plate 1 and the side of several installation frames 2 are all fixedly connected with several positioning clamping blocks 5, the top side of one installation plate 1 and the top side of several installation frames 2 are all fixedly connected with fixed block 6, the side of several fixed blocks 6 is all provided with fixed jack 7, the top side of one installation plate 1 and the top side of several installation frames 2 are all fixedly connected with handle 8 of shape U, fixed structure 9 is all set on several handle 8, the side of two installation plates 1 is all fixedly connected with connecting clamping block 10, the side of two installation plates 1 and connecting clamping block 10 is all provided with connecting clamping groove 11, two installation plates 1 can be connected by connecting clamping block 10 and connecting clamping groove 11, by the connection of multiple installation plates 1 and its connecting component, it can be assembled into rectangular protection area, to protect micro-grid box in the area formed by installation plate 1 and installation frame 2 inside, by positioning clamping block 5 connected with installation frame 2 is clamped into the inside of positioning clamping groove 4 set in installation plate 1, by positioning clamping block 5 connected with one installation plate 1 is clamped into the inside of positioning clamping groove 4 set in installation frame 2, installation plate 1 and installation frame 2 can be positioned and connected quickly, by positioning clamping block 5 connected with one installation frame 2 is clamped into the inside of positioning clamping groove 4 set in another installation frame 2, two installation frames 2 can be positioned and connected quickly, to quickly assemble the safety protection device.

[0025] As an optional technical scheme of the utility model, the fixed structure 9 includes guide sliding groove 901, guide rod 902, fixed spring 903, connecting threaded hole 904, connecting threaded rod 905, knob 906, moving plate 907, fixed insertion rod 908 and mounting groove 909, the top side of the plurality of handles 8 is provided with guide sliding groove 901, the inside of the plurality of guide sliding grooves 901 is provided with guide rod 902, the outer surface of the plurality of guide rods 902 is sleeved with fixed spring 903, the both ends of the plurality of guide rods 902 are provided with connecting threaded hole 904, the two sides of the symmetry of the plurality of handles 8 are all threadedly connected with the connecting threaded rod 905 of the size adaptation of connecting threaded hole 904, the end of the plurality of connecting threaded rods 905 is all fixedly connected with knob 906, the outer surface of the plurality of guide rods 902 is all slidably connected with moving plate 907, one side of the plurality of moving plates 907 is all fixedly connected with fixed insertion rod 908, one side of the plurality of moving plates 907 is all provided with mounting groove 909, when the elasticity of fixed spring 903 reduces or is damaged, rotating knob 906 makes connecting threaded rod 905 separate from connecting threaded hole 904, at this time, the guide rod 902 is no longer fixed, then the guide rod 902 can be moved downwards along the direction of mounting groove 909 and separate from moving plate 907, then the damaged fixed spring 903 can be separated from guide rod 902 and the new fixed spring 903 is sleeved on the outer surface of guide rod 902, then the guide rod 902 is made to enter the inside of mounting groove 909 again and the guide rod 902 is made to be closely attached to the inner wall of mounting groove 909, at this time, the position of connecting threaded rod 905 corresponds to connecting threaded hole 904, then rotating knob 906 makes connecting threaded rod 905 connect with connecting threaded hole 904, the guide rod 902 is fixed, thereby the operation of replacing fixed spring 903 is completed.

[0026] As an optional technical scheme of the utility model, the shape of positioning clamping groove 4 and positioning clamping block 5 is dovetail shape, the size of positioning clamping block 5 and positioning clamping groove 4 is adapted, the connection between mounting plate 1 and mounting frame 2 and between two mounting frames 2 is more firm through positioning clamping block 5 and positioning clamping groove 4.

[0027] As an optional technical scheme of the utility model, the shape of connecting clamping block 10 and connecting clamping groove 11 is dovetail shape, the size of connecting clamping block 10 and connecting clamping groove 11 is adapted, the connection between two mounting plates 1 is more firm through connecting clamping block 10 and connecting clamping groove 11.

[0028] As an optional technical scheme of the utility model, one end of fixed spring 903 is in contact with moving plate 907, the other end of fixed spring 903 is in contact with the inner wall of guide sliding groove 901, so that fixed spring 903 can be elastically deformed with the movement of moving plate 907.

[0029] As an optional technical scheme of the utility model, the mobile plate 907 is located inside the guide chute 901, the mobile plate 907 is slidably connected with the guide chute 901, the fixed insertion rod 908 penetrates the handle 8, the fixed insertion rod 908 is slidably connected with the handle 8, the fixed insertion rod 908 is matched with the size of the fixed insertion hole 7, so that the fixed insertion rod 908 can be moved and inserted into the inside of the fixed insertion hole 7 smoothly.

[0030] As an optional technical scheme of the utility model, a part of the guide rod 902 is located inside the mounting groove 909, the diameter of the guide rod 902 is matched with the width of the mounting groove 909.

[0031] A kind of safe protection device for micro-grid, working principle is as follows:

[0032] 1) pull mobile plate 907 to make it drive fixed insertion rod 908 move to the direction of fixed spring 903 and make fixed spring 903 be in compressed state;

[0033] 2) the positioning block 5 connected with mounting frame 2 is clamped into the inside of the positioning slot 4 opened in mounting plate 1, at this time, the position of fixed insertion hole 7 corresponds with fixed insertion rod 908;

[0034] 3) slowly loosen mobile plate 907, under the reaction force of fixed spring 903, make fixed insertion rod 908 insert into the inside of fixed insertion hole 7, so that one mounting plate 1 is connected with mounting frame 2;

[0035] 4) repeat step 1 and the positioning block 5 connected with one mounting frame 2 is clamped into the inside of the positioning slot 4 opened in another mounting frame 2, at this time, the position of fixed insertion hole 7 corresponds with fixed insertion rod 908;

[0036] 5) slowly loosen mobile plate 907, under the reaction force of fixed spring 903, make fixed insertion rod 908 insert into the inside of fixed insertion hole 7, so that two mounting frames 2 are connected;

[0037] 6) according to the size of micro-grid box, select appropriate number of mounting frame 2 and repeat step 4 and 5, complete the connection operation of remaining mounting frame 2;

[0038] 7) repeat step 1 and the positioning block 5 connected with one mounting plate 1 is clamped into the inside of the positioning slot 4 opened in mounting frame 2, at this time, the position of fixed insertion hole 7 corresponds with fixed insertion rod 908;

[0039] 8) slowly loosen mobile plate 907, under the reaction force of fixed spring 903, make fixed insertion rod 908 insert into the inside of fixed insertion hole 7, so that one mounting plate 1 is connected with mounting frame 2, and then complete the operation of assembling the safe protection device.

[0040] In summary, the micro-grid safety protection device, through the cooperation of the mounting plate 1, the mounting frame 2, the protective net 3, the positioning clamping groove 4, the positioning clamping block 5, the fixing block 6, the fixing jack 7, the handle 8 and the fixing structure 9, can select the appropriate number of protective nets 3 according to the size of the micro-grid box and connect them, so that the safety protection device can meet the use requirements of micro-grid boxes of various sizes, expand the application range of the safety protection device, and make the operation of installing the protective net 3 more convenient, improve the practicality and structural flexibility of the safety protection device. Through the cooperation of the guide rod 902, the fixed spring 903, the connecting threaded hole 904, the connecting threaded rod 905, the knob 906, the moving plate 907 and the mounting groove 909, the operation of installing and dismounting the guide rod 902 is more convenient, and the fixed spring 903 can be replaced when it is damaged, so that the subsequent connection operation between the mounting frames 2 and between the mounting frame 2 and the mounting plate 1 can be firmly connected.

Claims

1. A safety guard for a microgrid, characterized by: The application relates to a protective fence, which comprises two mounting plates (1) and a plurality of mounting frames (2), the interiors of the plurality of mounting frames (2) are fixedly provided with protective nets (3), one side of the mounting plate (1) and the plurality of mounting frames (2) are provided with positioning clamping grooves (4), one side of the mounting plate (1) and the plurality of mounting frames (2) are fixedly connected with a plurality of positioning clamping blocks (5), the top side of the mounting plate (1) and the top side of the plurality of mounting frames (2) are fixedly connected with fixing blocks (6), one side of the plurality of fixing blocks (6) is provided with fixing insertion holes (7), the top side of the mounting plate (1) and the top side of the plurality of mounting frames (2) are fixedly connected with handles (8) in the shape of U, a fixing structure (9) is arranged on the handle (8), one side of the two mounting plates (1) is fixedly connected with a connecting clamping block (10), and one side of the two mounting plates (1) and the connecting clamping block (10) is provided with a connecting clamping groove (11).

2. The safety protection device for a microgrid according to claim 1, characterized in that: The fixing structure (9) comprises guide sliding grooves (901), guide rods (902), fixing springs (903), connecting threaded holes (904), connecting threaded rods (905), knobs (906), moving plates (907), fixed insertion rods (908) and mounting grooves (909), the top side of the handle (8) is provided with the guide sliding groove (901), the interior of the guide sliding groove (901) is provided with the guide rod (902), the outer surface of the guide rod (902) is sleeved with the fixing spring (903), the two ends of the guide rod (902) are provided with the connecting threaded hole (904), the two opposite sides of the handle (8) are threadedly connected with the connecting threaded rod (905) matched with the connecting threaded hole (904) in size, the end of the connecting threaded rod (905) is fixedly connected with the knob (906), the outer surface of the guide rod (902) is slidably connected with the moving plate (907), one side of the moving plate (907) is fixedly connected with the fixed insertion rod (908), and one side of the moving plate (907) is provided with the mounting groove (909).

3. The safety protection device for a microgrid according to claim 2, characterized in that: The positioning clamping groove (4) and the positioning clamping block (5) are dovetail-shaped, and the positioning clamping block (5) is matched with the positioning clamping groove (4) in size.

4. The safety protection device for a microgrid according to claim 3, characterized in that: The connecting clamping block (10) and the connecting clamping groove (11) are dovetail-shaped, and the connecting clamping block (10) is matched with the connecting clamping groove (11) in size.

5. The safety protection device for a microgrid according to claim 4, characterized in that: One end of the fixing spring (903) is in contact with the moving plate (907), and the other end of the fixing spring (903) is in contact with the inner wall of the guide sliding groove (901).

6. The safety protection device for a microgrid according to claim 5, characterized in that: The moving plate (907) is located in the guide sliding groove (901), the moving plate (907) is slidably connected with the guide sliding groove (901), the fixed insertion rod (908) penetrates through the handle (8), the fixed insertion rod (908) is slidably connected with the handle (8), and the fixed insertion rod (908) is matched with the fixing insertion hole (7) in size.

7. The safety protection device for a microgrid according to claim 6, characterized in that: A portion of the guide rod (902) is located inside the mounting slot (909), and the diameter of the guide rod (902) is adapted to the width of the mounting slot (909).

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