Micro-grid voltage protection device

Abstract

The utility model discloses a micro-grid voltage protection device, which relates to the technical field of micro-grid voltage protection and comprises a connecting seat, a mounting groove is arranged at the top of the connecting seat, a micro-grid main body is arranged in the mounting groove, four corners of the top of the connecting seat are fixedly connected with supporting columns, and the tops of the supporting columns are fixedly connected with a protective cover. Protective grooves are formed in the two sides and the rear side of the connecting base and the bottom of the protective cover, a plurality of rotating bases are fixedly connected into the protective grooves, rotating shafts are rotationally connected into the rotating bases, and protective rollers are fixedly connected to the surfaces of the rotating shafts. The technical problem that the main body is damaged due to collision of objects in the using process in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to microgrid voltage protection technical field, concretely is a kind of microgrid voltage protection device. BACKGROUND

[0002] Microgrid refers to the small type power supply system that is composed of distributed power supply, energy storage device, energy conversion device, load, monitoring and protection device, and microgrid can realize self-control, protection and management autonomous system, it can be grid-connected operation with external power grid, and can be isolated operation, the purpose of microgrid is to realize the flexible and efficient application of distributed power supply, solve the grid-connected problem of huge number, various form distributed power supply, realize the high reliable supply of load to various energy forms, and it is an effective way to realize active distribution network, make the transition of traditional power grid to smart grid.

[0003] A microgrid voltage protection device is disclosed in Chinese patent application No. 202022500804.1. The patent includes a base, a filter screen fixedly installed at the bottom of the base, a second clamping groove provided inside the base, a heat dissipation fan fixedly installed at the bottom of the second clamping groove, a wind direction adjusting device fixedly installed inside the second clamping groove, the wind direction adjusting device including a motor, a hollow bar rotatably connected to one end of the motor output shaft, a first connecting rod fixedly installed at the top left side of the hollow bar, a second connecting rod fixedly installed at the top of the first connecting rod, a third connecting rod fixedly installed at the top of the second connecting rod, and a guide plate rotatably connected to the top of the third connecting rod. Although the above-mentioned patent has the advantages of more effectively and quickly dissipating the temperature inside the main body, reducing the high maintenance cost caused by excessive heat, and reducing economic losses, in actual use, the upper part of the patent is in an exposed state and lacks a protective structure, so it cannot provide good protection for the main body. During use, other objects can directly collide with the surface of the main body, causing damage to the main body and affecting the use of the main body. In addition, the filter screen in the patent cannot be detached, making it difficult to clean after being clogged with dust, thereby affecting the heat dissipation effect of the main body. SUMMARY

[0004] The purpose of the utility model is to provide a microgrid voltage protection device to solve at least one of the above technical problems.

[0005] The utility model discloses an embodiment provides a kind of micro-grid voltage protection device, comprising: connecting seat, the top of the connecting seat is equipped with mounting groove, the inside of the mounting groove is provided with micro-grid main body, the four corners of the top of the connecting seat are uniformly connected with support column, the top of the support column is fixedly connected with protective cover, the both sides and rear side of the connecting seat and the bottom of protective cover are equipped with protection groove, the inside of the protection groove is fixedly connected with multiple rotating seats, the inside of the rotating seat is rotatably connected with rotating shaft, the surface of the rotating shaft is fixedly connected with protection roller.

[0006] Further, the connecting seat bottom is connected with universal wheel.

[0007] Further, the multiple rotating seats are evenly arranged.

[0008] Further, the surface of the protection roller is provided with a shock pad.

[0009] Further, the both sides of the mounting groove groove wall are symmetrically equipped with receiving groove, the inside of the receiving groove is fixedly connected with spring group, the other end of the spring group is fixedly connected with ejector bar, the ejector bar is used with the micro-grid main body.

[0010] Further, the bottom of the connecting seat is equipped with heat dissipation port, the inside of the heat dissipation port is fixedly connected with heat dissipation fan.

[0011] Further, the front of the connecting seat is equipped with moving groove, the moving groove is communicated with the heat dissipation port;The inside of the moving groove is slidably connected with moving plate, the surface of the moving plate is equipped with dustproof port, the inside of the dustproof port is fixedly connected with dust screen, and the cross-sectional area of the dust screen covers the cross-sectional area of the heat dissipation port.

[0012] Further, the surface of the connecting seat is symmetrically equipped with sliding groove, the inside of the sliding groove is slidably connected with brake bar, and the brake bar is used with the moving plate.

[0013] Further, the inside of the mounting groove is fixedly connected with multiple groups of positioning strips, the positioning strips are connected with the micro-grid main body, the groove bottom of the mounting groove is fixedly connected with limiting strip, and the limiting strip is used with the micro-grid main body.

[0014] Further, the multiple groups of positioning strips are evenly arranged.

[0015] The utility model provides a kind of micro-grid voltage protection device, by being provided with protection roller outside micro-grid main body, when extraneous article collides protection device, make that support column and protection roller are prior to contact with extraneous article, and utilize the rotatable and arc surface characteristics of protection roller, reach the effect of unloading, further capable of effectively protecting micro-grid main body, simultaneously capable of dust screen quick disassembly, it is convenient for subsequent dust screen replacement or cleaning, the utility model alleviates the technical problem that the main body will be damaged due to object collision in the process of using in prior art, and the technical problem that filter screen cannot be disassembled and lead to dust blockage. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the specific embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0017] Figure 1 A perspective view of a micro-grid voltage protection device provided by the utility model embodiment is shown in the figure.

[0018] Figure 2 A perspective view of a micro-grid protection device after the micro-grid main body is disassembled is provided by the utility model embodiment.

[0019] Figure 3 A bottom perspective view of a micro-grid voltage protection device provided by the utility model embodiment is shown in the figure.

[0020] Figure 4 A perspective view of a moving plate provided by the utility model embodiment is shown in the figure.

[0021] In the figure: 1, connecting seat, 2, installation slot, 3, micro-grid main body, 4, support column, 5, protective cover, 6, protection slot, 7, rotating seat, 8, rotating shaft, 9, protection roller, 10, storage slot, 11, spring group, 12, ejector bar, 13, cooling fan, 14, moving plate, 15, dust screen, 16, sliding slot, 17, brake bar, 18, positioning bar, 19, limiting bar. DETAILED DESCRIPTION

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Figure 1 This is a perspective view of a microgrid voltage protection device according to an embodiment of the present utility model. Figure 1 As shown, the device includes: a connecting seat 1, a mounting groove 2 on the top of the connecting seat 1, a microgrid body 3 inside the mounting groove 2, support columns 4 fixedly connected to the four corners of the top of the connecting seat 1, a protective cover 5 fixedly connected to the top of the support columns 4, protective grooves 6 on the sides and rear of the connecting seat 1 and the bottom of the protective cover 5, multiple rotating seats 7 fixedly connected inside the protective grooves 6, a rotating shaft 8 rotatably connected inside the rotating seats 7, and a protective roller 9 fixedly connected to the surface of the rotating shaft 8.

[0024] like Figure 1 As shown, a caster wheel is connected to the bottom of the connecting seat 1. Preferably, the caster wheel is located at the four corners of the bottom of the connecting seat 1, and the caster wheel is a brakeable caster wheel.

[0025] Preferably, such as Figure 1 As shown, multiple rotating seats 7 are evenly arranged.

[0026] Preferably, the surface of the protective roller 9 is fitted with a shock-absorbing pad to buffer and deflect force when external objects impact or come into contact with it.

[0027] The device provided in this embodiment of the utility model, through the cooperation of the connecting seat 1, the mounting groove 2, the microgrid body 3, the support column 4, the protective cover 5, the protective groove 6, the rotating seat 7, the rotating shaft 8, and the protective roller 9, can protect the top of the microgrid body 3, reduce its exposed area to the outside world, and when foreign objects hit the sides of the protective device, the support column 4 and the protective roller 9 can block them. By utilizing the characteristics of rotation and arc-shaped surface, the force can be dissipated, thereby effectively protecting the surface of the microgrid body 3.

[0028] Figure 2 This is a three-dimensional structural diagram of a microgrid protection device after the main body of a microgrid has been disassembled, according to an embodiment of the present utility model. Figure 2 As shown, the mounting groove 2 has symmetrically opened storage grooves 10 on both sides of the groove wall. A spring assembly 11 is fixedly connected inside the storage groove 10. The other end of the spring assembly 11 is fixedly connected to the ejector bar 12. The ejector bar 12 is used in conjunction with the microgrid body 3.

[0029] Specifically, when installing and disassembling the microgrid body 3, the ejector bar 12 can be pressed down from the side, and then the microgrid body 3 can be placed into or removed from the mounting slot 2. Then, the ejector bar 12 is released, and it springs up under the action of the spring assembly 11, locking the microgrid body 3 inside the mounting slot 2, thus completing the disassembly of the microgrid body 3. This invention, through the above structure, achieves rapid disassembly of the microgrid body 3 inside the mounting slot 2.

[0030] Figure 3 This is a bottom-view perspective view of a microgrid voltage protection device according to an embodiment of the present utility model. Figure 3 As shown, the bottom of the connector 1 has a heat dissipation vent, and a cooling fan 13 is fixedly connected inside the heat dissipation vent.

[0031] In this embodiment of the invention, the heat dissipation vent and the cooling fan 13 can dissipate heat from the microgrid body 3, thereby reducing the problem of excessive maintenance costs due to excessive heat and reducing economic losses.

[0032] Figure 4 This is a perspective view of a movable plate according to an embodiment of the present utility model. Specifically, as shown... Figures 2-4 As shown, a movable groove is provided on the front of the connecting seat 1, and the movable groove is connected to the heat dissipation port; a movable plate 14 is slidably connected inside the movable groove, a dustproof port is provided on the surface of the movable plate 14, and a dustproof net 15 is fixedly connected inside the dustproof port, and the cross-sectional area of ​​the dustproof net 15 covers the cross-sectional area of ​​the heat dissipation port.

[0033] Specifically, the surface of the connecting seat 1 is symmetrically provided with sliding grooves 16, and a brake strip 17 is slidably connected inside the sliding groove 16. The brake strip 17 is used in conjunction with the movable plate 14. The movable plate 14 can slide inside the sliding groove, and when the movable plate 14 is fully inserted into the sliding groove, the sliding of the movable plate 14 is restricted by the brake strip 17 inserted in the sliding groove 16, so that the movable plate 14 can be fixed in the sliding groove and prevented from sliding out of the sliding groove on its own.

[0034] This utility model provides a detachable movable plate 14, which facilitates the cleaning of the dustproof net 15 on the movable plate 14 at any time, effectively preventing the accumulation of dust on the dustproof net 15.

[0035] In this embodiment of the utility model, the moving groove, the moving plate 14, the dustproof port and the dustproof net 15 are provided to prevent dust from entering the body 3 from the cooling fan 13; the sliding groove 16 and the brake strip 17 are provided to block the movement trajectory of the moving plate 14, thereby limiting the movement of the moving plate 14.

[0036] Specifically, such as Figure 1 and Figure 2As shown, the mounting slot 2 has multiple sets of positioning strips 18 fixedly connected inside. The positioning strips 18 are snapped into the microgrid body 3. The bottom of the mounting slot 2 is fixedly connected with a limiting strip 19, which is used in conjunction with the microgrid body 3.

[0037] Preferably, the multiple sets of positioning strips 18 are evenly arranged.

[0038] In this embodiment of the utility model, the positioning strip 18 can prevent the microgrid body 3 from swaying up and down when the rope is placed inside the mounting groove 2; the limiting strip 19 can help improve the stability of the microgrid body 3 after installation.

[0039] As described above, this utility model embodiment provides a microgrid voltage protection device, which increases the protection area of ​​the surface of the microgrid body 3. When an external object collides with the protection device, the support column 4 and the protective roller 9 can preferentially contact the external object. By utilizing the characteristics of rotation and arc-shaped surface, the force can be dissipated, thereby effectively protecting the surface of the microgrid body 3. The dustproof net 15 can also be quickly disassembled, which is convenient for subsequent replacement or cleaning of the dustproof net 15.

[0040] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0041] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A microgrid voltage protection device, characterized by, Include: The connecting seat (1), the top of the connecting seat (1) is provided with an installation slot (2), the slot of the installation slot (2) is provided with a microgrid body (3), the top of the connecting seat (1) is fixedly connected with a support column (4), the top of the support column (4) is fixedly connected with a protective cover (5), the both sides and the back of the connecting seat (1) and the bottom of the protective cover (5) are provided with a protective groove (6), a plurality of rotating seats (7) are fixedly connected in the protective groove (6), the rotating seat (7) is rotatably connected with a rotating shaft (8), and the surface of the rotating shaft (8) is fixedly connected with a protective roller (9).

2. The microgrid voltage protection apparatus of claim 1, wherein: The connecting seat (1) is connected with a universal wheel.

3. The microgrid voltage protection apparatus of claim 1, wherein: The plurality of rotating seats (7) are uniformly arranged.

4. The microgrid voltage protection apparatus of claim 1, wherein: The surface of the protective roller (9) is provided with a damping pad.

5. The microgrid voltage protection apparatus of claim 1, wherein: The both sides of the slot wall of the installation slot (2) are symmetrically provided with a receiving groove (10), the receiving groove (10) is fixedly connected with a spring group (11), the other end of the spring group (11) is fixedly connected with an ejection strip (12), and the ejection strip (12) is used in cooperation with the microgrid body (3).

6. The microgrid voltage protection apparatus of claim 1, wherein: The bottom of the connecting seat (1) is provided with a heat dissipation opening, and the heat dissipation opening is fixedly connected with a heat dissipation fan (13).

7. The microgrid voltage protection apparatus of claim 6, wherein: The front of the connecting seat (1) is provided with a moving groove, and the moving groove is communicated with the heat dissipation opening; the moving groove is slidably connected with a moving plate (14), and the surface of the moving plate (14) is provided with a dustproof opening, the dustproof opening is fixedly connected with a dustproof net (15), and the cross-sectional area of the dustproof net (15) covers the cross-sectional area of the heat dissipation opening.

8. The microgrid voltage protection device of claim 7, wherein: The surface of the connecting seat (1) is symmetrically provided with a sliding groove (16), and the sliding groove (16) is slidably connected with a brake strip (17), and the brake strip (17) is used in cooperation with the moving plate (14).

9. The microgrid voltage protection device of claim 1, wherein: The inside of the installation slot (2) is fixedly connected with a plurality of positioning strips (18), the positioning strip (18) is connected with the microgrid body (3), and the bottom of the installation slot (2) is fixedly connected with a limiting strip (19), the limiting strip (19) is used in cooperation with the microgrid body (3).

10. The microgrid voltage protection device of claim 9, wherein: The plurality of positioning strips (18) are uniformly arranged.

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