Outdoor cabinet for energy storage system with high protection level

Abstract

The utility model discloses a high protection level energy storage system user outer cabinet body, which comprises an energy storage cabinet and a base arranged at the bottom of the energy storage cabinet, a buffer mechanism is arranged between the energy storage cabinet and the base, the buffer mechanism comprises a circular groove arranged at the top of the base, the middle part of the inner side of the groove is movably connected with a buffer seat, and the buffer seat is movably connected with the energy storage cabinet. A connecting seat fixedly connected with the bottom of the energy storage cabinet is arranged at the top of the buffer seat, corresponding barrels are movably arranged on the circumferential side wall of the buffer seat and the inner wall of the groove, and an inner rod is arranged between every two corresponding barrels. According to the high-protection-level energy storage system user outer cabinet body, buffering protection of the energy storage cabinet can be effectively achieved through the buffering mechanism arranged at the bottom of the energy storage cabinet, damage to the energy storage cabinet caused by external force impact in any direction in the circumferential direction can be reduced, the structure is simple, and practicability and safety are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of energy storage cabinet, especially a high protection level energy storage system user outdoor cabinet body. BACKGROUND

[0002] With the wide application of renewable energy and the continuous growth of energy storage demand, energy storage systems play an increasingly important role in the field of electric power. Energy storage systems usually need to be installed in outdoor environments to realize the connection with distributed energy systems and provide stable power supply for specific areas. Outdoor cabinet as an important part of energy storage system provides protection for internal battery packs, inverters and other key equipment, so that they are not affected by external environmental factors.

[0003] At present, the existing energy storage system user outdoor cabinet has some problems in actual use. The cabinet has poor compression resistance and impact resistance, and is easily damaged when subjected to external impact such as strong wind and external impact. This is because the existing cabinet usually adopts rigid connection design, which cannot effectively disperse and absorb external impact energy, so the cabinet has poor buffering performance. After being impacted, the internal equipment is easily affected by large vibration, which may cause equipment failure, performance degradation or even damage, seriously affecting the reliability and service life of the energy storage system. In addition, due to the insufficient compression resistance and impact resistance, the safety of the cabinet is difficult to guarantee in some harsh outdoor environments, which may cause potential danger to surrounding personnel and facilities.

[0004] Therefore, it is necessary to provide a high protection level energy storage system user outdoor cabinet to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The main purpose of the utility model is to provide a high protection level energy storage system user outdoor cabinet, which can effectively solve the problems in the background art.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0007] The utility model provides a high protection level energy storage system user outdoor cabinet, including energy storage cabinet and the base that sets up in energy storage cabinet bottom, be provided with buffer mechanism between energy storage cabinet and base, buffer mechanism includes the round recess that sets up in the top of base, the inside middle part of recess is movably connected with buffer seat, the top of buffer seat is provided with the fixed connection of the bottom of energy storage cabinet's connecting seat, the peripheral wall of buffer seat is movably provided with the corresponding cylinder with the inner wall of recess, is provided with inner rod between the corresponding two cylinders, the both ends of inner rod are movably connected in the inside of the corresponding two cylinders, and the both ends of inner rod are symmetrically provided with the piston that slides with the inner wall of cylinder sealedly, is provided with elastic piece between the corresponding two cylinders, the inside of cylinder is provided with hydraulic oil, the outside of cylinder is provided with the oil pipe that is in the shape of'U', and the both ends of oil pipe are communicated with the both ends of cylinder respectively.

[0008] Preferably, the elastic piece is a spring, and the both ends of the elastic piece are fixedly connected with the opposite sides of the corresponding two cylinders.

[0009] Preferably, the peripheral wall of the cylinder, the inner wall of the recess and the buffer seat are movably connected through the movable connecting piece, the movable connecting piece comprises a connecting plate arranged at the end of the cylinder away from the inner rod, the inner wall of the recess and the peripheral wall of the buffer seat are provided with corresponding supports, the supports are provided with pins, and the end of the connecting plate away from the cylinder is movably connected with the pins.

[0010] Preferably, the telescopic buffer seat and the connecting seat are both cylindrical.

[0011] Preferably, the inner side of the recess is provided with a limiting disc at the upper end, the middle part of the limiting disc is provided with a circular through hole corresponding to the connecting seat, and the inner diameter of the through hole is greater than the diameter of the connecting seat.

[0012] Preferably, the bottom wall of the buffer seat, the peripheral wall of the top of the buffer seat and the peripheral wall of the top of the base are movably provided with rolling balls, the rolling ball at the bottom of the buffer seat is in rolling engagement with the inner side of the bottom of the recess, the rolling ball at the peripheral wall of the top of the buffer seat is in rolling engagement with the bottom of the limiting disc, and the rolling ball at the peripheral wall of the top of the base is in rolling engagement with the bottom of the energy storage cabinet.

[0013] Compared with the prior art, the utility model provides a high protection level energy storage system user outdoor cabinet, which has the following beneficial effects:

[0014] The high protection level energy storage system user outdoor cabinet can effectively realize the buffer protection of the energy storage cabinet by the buffer mechanism arranged at the bottom of the energy storage cabinet, can reduce the damage caused by external impact in any direction of the energy storage cabinet, has a simple structure, increases the practicability and safety, the wear of the buffer seat, the limiting disc and the base can be reduced by the arrangement of the rolling balls, and the activity of the buffer seat and the energy storage cabinet during buffering is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic diagram of the utility model;

[0016] Figure 2 is a structural schematic diagram of the utility model base;

[0017] Figure 3 is a structural schematic diagram of the utility model buffer seat and base in split state;

[0018] Figure 4 is a structural schematic diagram of the utility model cylinder, inner rod whole structure;

[0019] Figure 5 is a structural schematic diagram of the utility model cylinder, inner rod disassembly structure;

[0020] Figure 6 is a sectional structure schematic diagram of the utility model cylinder;

[0021] Figure 7 is a bottom view structural schematic diagram of the utility model elastic piece.

[0022] In the figure: 1, energy storage cabinet;2, base;3, limit disc;4, connecting seat;5, through hole;6, buffer seat;7, recess;8, cylinder;9, elastic piece;10, inner rod;11, oil pipe;12, support;13, connecting plate;14, piston;15, pin shaft;16, hydraulic oil;17, ball. DETAILED DESCRIPTION

[0023] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0024] As Figures 1-7As shown, a high protection level energy storage system user cabinet, comprising an energy storage cabinet 1 and a base 2 arranged at the bottom of the energy storage cabinet 1, a buffer mechanism is arranged between the energy storage cabinet 1 and the base 2, the buffer mechanism comprises a circular groove 7 arranged at the top of the base 2, a buffer seat 6 movably connected to the inner side of the groove 7, a connecting seat 4 movably connected to the bottom of the energy storage cabinet 1 is arranged at the top of the buffer seat 6, the buffer seat 6 and the connecting seat 4 are both cylindrical, the circumferential sidewall of the buffer seat 6 and the inner wall of the groove 7 are movably provided with corresponding cylinders 8, an inner rod 10 is arranged between the corresponding two cylinders 8, the two ends of the inner rod 10 are movably connected to the inner side of the corresponding two cylinders 8, and the two ends of the inner rod 10 are symmetrically provided with pistons 14 in sliding sealing cooperation with the inner wall of the cylinder 8, an elastic member 9 is arranged between the corresponding two cylinders 8, the elastic member 9 is preferably a spring, and the two ends of the elastic member 9 are respectively fixedly connected to the opposite sides of the corresponding two cylinders 8, the elastic member 9 is sleeved outside the inner rod 10, the inner side of the cylinder 8 is provided with hydraulic oil 16, and the outer side of the cylinder 8 is provided with a "U"-shaped oil pipe 11, and the two ends of the oil pipe 11 are respectively communicated with the two ends of the cylinder 8.

[0025] Further, the sidewall of the cylinder 8 and the inner wall of the groove 7 are movably connected through the movable connecting piece, the movable connecting piece comprises a connecting plate 13 arranged at the end of the cylinder 8 away from the inner rod 10, the inner wall of the groove 7 and the sidewall of the buffer seat 6 are provided with corresponding supports 12, the supports 12 are provided with pin shafts 15, and the end of the connecting plate 13 away from the cylinder 8 is movably connected with the pin shaft 15.

[0026] In order to limit the buffer seat (6), a limiting disc 3 is arranged on the inner side of the groove 7, the middle of the limiting disc 3 is provided with a circular through hole 5 corresponding to the connecting seat 4, and the inner diameter of the through hole 5 is greater than the diameter of the connecting seat 4.

[0027] In order to reduce wear, the bottom wall, the top periphery of the buffer seat 6 and the top periphery of the base 2 are movably provided with rolling balls 17, the rolling balls 17 located at the bottom of the buffer seat 6 are in rolling cooperation with the inner bottom of the groove 7, the rolling balls 17 located at the top periphery of the buffer seat 6 are in rolling cooperation with the bottom of the limiting disc 3, and the rolling balls 17 located at the top periphery of the base 2 are in rolling cooperation with the bottom of the energy storage cabinet 1.

[0028] When the energy storage cabinet 1 is impacted by external force during use, the energy storage cabinet 1 drives the buffer seat 6 to displace through the connecting seat 4, the buffer seat 6 drives the cylinder 8 to displace, and then the inner rod 10 and the piston 14 displace relative to the cylinder 8, the elastic member 9 deforms and generates a reverse force to offset part of the kinetic energy, the hydraulic oil 16 is pressed and flows to the other end of the cylinder 8 through the oil pipe 11, and the hydraulic oil 16 overcomes the resistance when flowing, thereby offsetting part of the kinetic energy, thereby achieving the buffering protection of the energy storage cabinet 1.

[0029] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A high protection grade energy storage system outdoor cabinet, comprising an energy storage cabinet (1) and a base (2) arranged at the bottom of the energy storage cabinet (1), characterized in that: The energy storage cabinet (1) and the base (2) are provided with a buffer mechanism, the buffer mechanism includes a circular groove (7) arranged on the top of the base (2), the inner side of the groove (7) is movably connected with a buffer seat (6), the top of the buffer seat (6) is provided with a connecting seat (4) fixedly connected with the bottom of the energy storage cabinet (1), the circumferential side wall of the buffer seat (6) and the inner wall of the groove (7) are movably provided with corresponding cylinders (8), an inner rod (10) is arranged between the corresponding two cylinders (8), the two ends of the inner rod (10) are movably connected to the inner side of the corresponding two cylinders (8), and the two ends of the inner rod (10) are symmetrically provided with pistons (14) in sliding sealing fit with the inner wall of the cylinder (8), an elastic element (9) is arranged between the corresponding two cylinders (8), the inner side of the cylinder (8) is provided with hydraulic oil (16), the outer side of the cylinder (8) is provided with a "U"-shaped oil pipe (11), and the two ends of the oil pipe (11) are respectively communicated with the two ends of the cylinder (8).

2. A high protection grade energy storage system outdoor cabinet according to claim 1, characterized in that: The elastic element (9) is a spring, and the two ends of the elastic element (9) are fixedly connected with the opposite sides of the corresponding two cylinders (8).

3. A high protection grade energy storage system outdoor cabinet according to claim 1, characterized in that: The cylinder (8), the side wall of the buffer seat (6) and the inner wall of the groove (7) are movably connected through movable connecting pieces, the movable connecting pieces include connecting plates (13) arranged on the ends of the cylinders (8) away from the inner rod (10), the inner wall of the groove (7) and the side wall of the buffer seat (6) are provided with supports (12) corresponding to the connecting plates (13), the supports (12) are provided with pin shafts (15), and the end of the connecting plate (13) away from the cylinder (8) is movably connected with the pin shaft (15).

4. The high-ignition-protection-class energy storage system outdoor cabinet of claim 1, wherein: The buffer seat (6) and the connecting seat (4) are both cylindrical.

5. A high protection grade energy storage system outdoor cabinet according to claim 4, characterized in that: The inner side of the groove (7) is provided with a limiting disc (3) at the upper end, the middle of the limiting disc (3) is provided with a circular through hole (5) corresponding to the connecting seat (4), and the inner diameter of the through hole (5) is greater than the diameter of the connecting seat (4).

6. A high-ignition-protection-class energy storage system outdoor cabinet according to claim 5, characterized in that: The bottom wall, the top periphery of the buffer seat (6) and the top periphery of the base (2) are movably provided with rolling balls (17), the rolling ball (17) located at the bottom of the buffer seat (6) is in rolling fit with the inner bottom of the groove (7), the rolling ball (17) located at the top periphery of the buffer seat (6) is in rolling fit with the bottom of the limiting disc (3), and the rolling ball (17) located at the top periphery of the base (2) is in rolling fit with the bottom of the energy storage cabinet (1).

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