Power distribution cabinet for photovoltaic power station

Abstract

According to the power distribution cabinet for the photovoltaic power station, a driving wheel is fixedly arranged at the lower end of a positioning shaft, a limiting shaft is rotatably arranged at the lower end of a cabinet body, a driven wheel is fixedly arranged at the lower end of a rotating shaft, the driving wheel is meshed with the driven wheel, and an L-shaped positioning seat is fixedly arranged at the lower end of the cabinet body; a through hole and a limiting rod penetrating through the through hole are arranged at the lower end of the L-shaped positioning seat, when the cabinet door is opened to a specified degree, an upward force is provided for the limiting rod, so that the top end of the limiting rod is in contact with the driven wheel, the clamping block enters the clamping groove at the moment, and the position of the limiting rod can be fixed through cooperation of the clamping block and the clamping groove; and the position of the driven wheel can be fixed through the friction force between the limiting rod and the driven wheel, so that the position of the cabinet door can be fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to power distribution cabinet technical field, specifically is a power distribution cabinet for photovoltaic power station. BACKGROUND

[0002] The photovoltaic power station is a kind of power generation system using solar energy, using special materials such as crystalline silicon plate, inverter and other electronic components, and the power distribution cabinet is the general term of motor control center, and is widely used in photovoltaic power station;

[0003] The existing power distribution cabinet lacks a limiting mechanism when the cabinet door is opened, and it is easy to accidentally close after being subjected to external force, which is very inconvenient for workers to maintain the parts inside the power distribution cabinet. UTILITY MODEL CONTENT

[0004] (1) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a power distribution cabinet for photovoltaic power station.

[0006] (2) technical scheme

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a power distribution cabinet for photovoltaic power station, comprising a cabinet body, a cabinet door is arranged on the cabinet body, a positioning shaft is arranged on the cabinet door, both ends of the positioning shaft are rotatably arranged with positioning seats, the positioning seats are fixed on the upper end and the lower end of the cabinet body, a drive wheel is fixedly arranged at the lower end of the positioning shaft, a limiting shaft is rotatably arranged at the lower end of the cabinet body, a driven wheel is fixedly arranged at the lower end of the limiting shaft, the drive wheel is engaged with the driven wheel, an L-shaped positioning seat is fixedly arranged at the lower end of the cabinet body, a through hole and a limiting rod penetrating through the through hole are arranged at the lower end of the L-shaped positioning seat, the top end of the limiting rod can contact the driven wheel, and a clamping groove is arranged on the inner wall of the through hole, a side of the limiting rod is provided with a hollow slot, a first spring is arranged in the hollow slot, one end of the first spring is provided with a clamping block matched with the clamping groove, and a push rod capable of penetrating through the clamping groove is arranged on one side of the L-shaped positioning seat.

[0008] Further, the top end of the limiting rod is provided with an anti-skid pad contacting the driven wheel.

[0009] In order to reset the limiting rod, the lower end of the L-shaped positioning seat is provided with a first cavity located on both sides of the through hole, a second spring is arranged in the first cavity, a first pressing plate is arranged at the lower end of the limiting rod, and first supporting rods connected with the second spring are arranged at both sides of the first pressing plate and inserted into the first cavity.

[0010] In order to make the push rod reset conveniently, the outer end of the push rod is provided with a second pressing plate, one side of the L-shaped positioning seat is provided with a second cavity, and the two ends of the second pressing plate are provided with second supporting rods which are inserted into the second cavity and are connected with third springs.

[0011] Further, the improvement of the utility model has, the card block is trapezoidal.

[0012] Further, the improvement of the utility model has, the corner of the upper end of the card block is provided with a first inclined plane, and the corner of the lower end of the card block is provided with a second inclined plane.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a power distribution cabinet for photovoltaic power station, has the following

[0015] Beneficial effects:

[0016] The power distribution cabinet for photovoltaic power station provides an upward force for the limiting rod when the cabinet door is opened to a specified degree, so that the top end of the limiting rod contacts the driven wheel, and at this time, the card block enters the card slot, through the cooperation of the card block and the card slot, the position of the limiting rod is fixed, through the friction force between the limiting rod and the driven wheel, the position of the driven wheel is fixed, so that the position of the cabinet door is fixed, when the cabinet door is subjected to external force, it is not easy to accidentally close, so that the staff is very convenient when overhauling the parts in the cabinet body. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a top view three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is a bottom view three-dimensional structure schematic diagram of the utility model;

[0019] Figure 3 It is a bottom view three-dimensional structure schematic diagram of the utility model Figure 2 It is a partial enlarged structure schematic diagram of A in the utility model;

[0020] Figure 4 It is a cooperation structure schematic diagram of the card block and the card slot in the utility model;

[0021] In the drawing: 1, cabinet body; 2, cabinet door; 3, positioning shaft; 4, positioning seat; 5, driving wheel; 6, driven wheel; 7, L-shaped positioning seat; 8, limiting rod; 9, first cavity; 10, first supporting rod; 11, second pressing plate; 12, second cavity; 13, second supporting rod; 14, push rod; 15, empty slot; 16, card block; 17, card slot. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0023] Please refer to Figures 1-4 The utility model discloses a power distribution cabinet for photovoltaic power station, including the cabinet body 1, be equipped with the cabinet door 2 on the cabinet body 1, be equipped with the locating shaft 3 on the cabinet door 2, the both ends of locating shaft 3 are rotatably arranged locating seat 4, and locating seat 4 is fixed at the upper end and the lower end of cabinet body 1, the lower end of locating shaft 3 is fixedly arranged drive wheel 5, and the lower end of cabinet body 1 is rotatably arranged limiting shaft, the lower end of limiting shaft is fixedly arranged driven wheel 6, drive wheel 5 is engaged with driven wheel 6, the lower end of cabinet body 1 is fixedly arranged L type locating seat 7, the lower end of L type locating seat 7 is equipped with through hole and limiting rod 8 that penetrates through the through hole, the top of limiting rod 8 can contact driven wheel 6, and the inner wall of through hole is equipped with clamping groove 17, one side of limiting rod 8 is equipped with empty slot 15, the inside of empty slot 15 is equipped with first spring, one end of first spring is equipped with the clamping block 16 that cooperates with clamping groove 17, one side of L type locating seat 7 is equipped with push rod 14 that can penetrate clamping groove 17;

[0024] In the embodiment, when the cabinet door 2 is opened or closed, the locating shaft 3 is rotated, so that the drive wheel 5 drives the driven wheel 6 to rotate, when the cabinet door 2 is opened to a specified degree, an upward force is provided to the limiting rod 8, so that the top of the limiting rod 8 contacts the driven wheel 6, and at this time, the clamping block 16 enters the clamping groove 17, through the cooperation of the clamping block 16 and the clamping groove 17, the position of the limiting rod 8 is fixed, through the friction between the limiting rod 8 and the driven wheel 6, the position of the driven wheel 6 is fixed, so that the position of the cabinet door 2 is fixed, when the cabinet door 2 is subjected to an external force, it is not easy to be accidentally closed, so that the staff can conveniently maintain the parts in the cabinet body 1.

[0025] When it is needed to close the cabinet door 2, the push rod 14 is pushed, so that the push rod 14 pushes the clamping block 16 out of the clamping groove 17, the clamping block 16 compresses the first spring in the empty slot 15, at this time, the limiting rod 8 in the through hole can be pulled down, so that the top of the limiting rod 8 is separated from the driven wheel 6, at this time, the drive wheel 5 drives the driven wheel 6 to normally rotate.

[0026] Further, the top of the limiting rod 8 is provided with an antiskid pad contacting the driven wheel 6, the antiskid pad can be a rubber pad, which can increase the friction between the limiting rod 8 and the driven wheel 6.

[0027] In the embodiment, the lower end of the L-shaped positioning seat 7 is provided with a first cavity 9 on both sides of the through hole, the inside of the first cavity 9 is provided with a second spring, the lower end of the limiting rod 8 is provided with a first pressing plate, both sides of the first pressing plate are provided with a first supporting rod 10 inserted into the inside of the first cavity 9 and connected with the second spring, when the limiting rod 8 is limited by the driven wheel 6, the first supporting rod 10 will compress the second spring in the first cavity 9, through the provided second spring, the limiting rod 8 can be conveniently reset.

[0028] In the embodiment, the outer end of the push rod 14 is provided with a second pressing plate 11, one side of the L-shaped positioning seat 7 is provided with a second cavity 12, both ends of the second pressing plate 11 are provided with a second supporting rod 13 inserted into the inside of the second cavity 12 and connected with a third spring, when the second pressing plate 11 is pushed, the second supporting rod 13 will compress the third spring in the second cavity 12, after the second pressing plate 11 is released, the third spring can conveniently reset the push rod 14.

[0029] In the embodiment, the clamping block 16 is trapezoidal.

[0030] In the embodiment, the corner of the upper end of the clamping block 16 is provided with a first inclined surface, the corner of the lower end of the clamping block 16 is provided with a second inclined surface, through the provided first inclined surface and second inclined surface, even if the push rod 14 does not completely push out the clamping block 16 in the clamping groove 17, the clamping block 16 can also be separated from the clamping groove 17.

[0031] In the description in this document, it should be noted that the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or sequence between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model.

Claims

1. The power distribution cabinet for a photovoltaic power station includes a cabinet body (1), a cabinet door (2) is provided on the cabinet body (1), a positioning shaft (3) is provided on the cabinet door (2), both ends of the positioning shaft (3) are rotatably provided with positioning seats (4), and the positioning seats (4) are fixed at the upper end and the lower end of the cabinet body (1), and it is characterized in that: The lower end of the positioning shaft (3) is fixedly provided with a driving wheel (5), the lower end of the cabinet body (1) is rotatably provided with a limiting shaft, the lower end of the limiting shaft is fixedly provided with a driven wheel (6), the driving wheel (5) is engaged with the driven wheel (6), the lower end of the cabinet body (1) is fixedly provided with an L-shaped positioning seat (7), the lower end of the L-shaped positioning seat (7) is provided with a through hole and a limiting rod (8) penetrating through the through hole, the top end of the limiting rod (8) can contact the driven wheel (6), the inner wall of the through hole is provided with a clamping groove (17), one side of the limiting rod (8) is provided with an empty slot (15), the inside of the empty slot (15) is provided with a first spring, one end of the first spring is provided with a clamping block (16) matched with the clamping groove (17), one side of the L-shaped positioning seat (7) is provided with a push rod (14) capable of penetrating through the clamping groove (17).

2. The switchgear for photovoltaic power stations according to claim 1, characterized in that: The top end of the limiting rod (8) is provided with an anti-skid pad contacting the driven wheel (6).

3. The switchgear for photovoltaic power stations according to claim 2, characterized in that: The lower end of the L-shaped positioning seat (7) is provided with a first cavity (9) located on both sides of the through hole, the inside of the first cavity (9) is provided with a second spring, the lower end of the limiting rod (8) is provided with a first pressing plate, both sides of the first pressing plate are provided with a first supporting rod (10) inserted into the inside of the first cavity (9) and connected with the second spring.

4. The switchgear for photovoltaic power stations according to claim 3, characterized in that: The outer end of the push rod (14) is provided with a second pressing plate (11), one side of the L-shaped positioning seat (7) is provided with a second cavity (12), both ends of the second pressing plate (11) are provided with a second supporting rod (13) inserted into the inside of the second cavity (12) and connected with a third spring.

5. The switchgear for photovoltaic power stations according to claim 4, characterized in that: The clamping block (16) is trapezoidal.

6. The switchgear for photovoltaic power stations according to claim 5, characterized in that: The corner of the upper end of the clamping block (16) is provided with a first inclined surface, and the corner of the lower end of the clamping block (16) is provided with a second inclined surface.

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