Bus box with built-in reinforcing structure

Abstract

The utility model relates to the technical field of bus boxes, and discloses a bus box with a built-in reinforcing structure, which comprises a wire box bottom cover, a fixing plate and a connecting plate, the fixing plate and the connecting plate are fixedly mounted on the outer surface of the wire box bottom cover, a fixing frame is fixedly mounted on the outer surface of the wire box bottom cover, and a limiting frame is fixedly mounted at one end, far away from the wire box bottom cover, of the fixing frame. The wire box bottom cover is provided with a top box, and the inner surface of the top box is fixedly provided with a reinforcing box. According to the bus box with the built-in reinforcing structure, the strength and rigidity of each part of the bus box are enhanced through the design of a cross-shaped reinforcing rib I on the bottom cover of the bus box, reinforcing ribs II distributed on the side plates and the fixing plates in a staggered manner, a splayed supporting plate and a reinforcing block in the top box, and the like; the stability of the overall structure of the bus box is effectively improved when the overall structure bears external force such as vibration, impact and extrusion and internal acting force such as bus weight and thermal stress, looseness, deformation and damage are reduced, and safety and reliability of a bus operation environment are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to bus box technical field, concretely is a bus box with built -in reinforcing structure. BACKGROUND

[0002] With the development of modern power system towards high capacity, high voltage, as the key component of power transmission, the safety and stability of bus are very important, and the bus box as the device containing and protecting the bus needs to bear various complex working conditions, for example, in the long-term operation process, the bus will generate heat due to current passing, which will cause the temperature inside the bus box to rise, and the thermal expansion and contraction effect may cause stress to the bus box structure, and the vibration that may exist during the operation of the power system, whether it is electromagnetic vibration from the bus itself or mechanical vibration from the external environment, will affect the structural integrity of the bus box.

[0003] Chinese utility model patent publication No. CN216121714U discloses a novel ultrathin bus box, which is equipped with a hot plug circuit breaker module, replacing the existing outlet mode of processing connectors through circuit breakers, and can be modularly connected and installed along the length direction of the bus box through slot, hot plug socket module and multifunctional meter head, achieving the effect of hot plug replacement and improving the replacement efficiency, but the novel ultrathin bus box, although realizing the arbitrary installation of various meter heads, does not have a reinforcing structure design in the use process, and is prone to looseness, deformation and damage when the overall structure of the bus box bears external forces such as vibration, impact and extrusion and internal acting forces such as bus weight and thermal stress, thereby affecting the normal use of the bus box. SUMMARY

[0004] The utility model solves the technical problem that although the arbitrary installation of various meter heads is realized in the prior art, the reinforcing structure design is not carried out in the use process, and the overall structure of the bus box is prone to looseness, deformation and damage when bearing external forces such as vibration, impact and extrusion and internal acting forces such as bus weight and thermal stress, thereby affecting the normal use of the bus box.

[0005] The utility model adopts the technical scheme that a bus box with built-in reinforcing structure, including the line box bottom cover and the fixed plate and the connecting plate that the line box bottom cover outer surface fixed installation, the fixed frame is fixedly installed to the line box bottom cover outer surface, the limit frame is fixedly installed to the fixed frame far from the line box bottom cover one end, be provided with the top box on the line box bottom cover, the inner surface fixed installation has the reinforcing box to the top box, the inner surface fixed installation has the support plate and the reinforcing block to the reinforcing box, the other end of the top box far from the fixed plate is provided with the side plate, the limit slot is seted up to the one end of the side plate close to the top box.

[0006] Preferably, the top box outer surface is fixedly installed with a connecting plate, the connecting plate is matched with the limiting frame, and expansion screw buckles are arranged on the outer surface of the connecting plate.

[0007] Through the above technical scheme, when installing, the connecting plate of the top box is placed in alignment with the limiting frame, and then the expansion screw buckles are used to pass through the connecting plate and the limiting frame and are fixed, so that the top box and the line box bottom cover are relatively convenient and firmly connected during installation, the stability of the busbar box overall structure is ensured, the top box is prevented from loosening or displacement during use, and the internal busbar is better protected.

[0008] Preferably, the expansion screw buckles are arranged in a plurality of the same, and the plurality of expansion screw buckles pass through the connecting plate and the limiting frame and extend to the outer surface thereof.

[0009] Through the above technical scheme, the use of the plurality of expansion screw buckles increases the connection points and disperses the stress, and the firmness of the connection between the top box and the line box bottom cover is further enhanced, and a greater external force can be borne, so that the structural integrity can still be maintained when subjected to complex working conditions such as vibration and impact, and the risk of failure caused by loose connection is reduced.

[0010] Preferably, the line box bottom cover is fixedly installed with a reinforcing rib one at one end close to the top box, and the reinforcing rib one is in a cross-shaped structure.

[0011] Through the above technical scheme, the reinforcing rib one in the cross-shaped structure can effectively enhance the strength of the line box bottom cover, prevent the bottom cover from deforming under the conditions of bearing the weight of the busbar and thermal stress, provide more stable support for the busbar, and also help to improve the carrying capacity of the entire busbar box.

[0012] Preferably, the limiting groove is fixedly installed with a reinforcing rib two inside, the reinforcing rib two is in a staggered distribution in cross section, and the fixed plate and the side plate are both fixedly installed with the reinforcing rib two at one end close to the top box and have the same structure.

[0013] Through the above technical scheme, the reinforcing rib two in the staggered distribution can increase the strength and rigidity of the side plate and the fixed plate, better resist deformation when the busbar box is subjected to external force in use, enhance the stability of the connection part of the side plate, the fixed plate and the top box, ensure the reliability of the overall structure of the busbar box, and reduce the possibility of damage caused by external force.

[0014] Preferably, the support plates are arranged in a plurality of the same, the two support plates are in an eight-shaped structure in cross section, and the reinforcing blocks are located at both ends of the plurality of support plates away from the reinforcing box center line.

[0015] By the technical scheme, when the reinforcing box is installed inside the top box, the support plate and the reinforcing block are installed at the same time, after installation, the support plate with the "8" shape structure can support the top box, disperse the pressure received by the top box, the reinforcing block is located at both ends of the support plate, and the support effect is further enhanced. The advantage is that the compression resistance of the top box is effectively improved, when the busbar box is extruded from outside or is subjected to the force of the internal busbar, the top box can maintain stable shape, and the internal busbar is protected from being damaged.

[0016] Preferably, one end of the reinforcing block close to the top box is designed with a chamfer, and the connecting plate and the limiting frame are matched.

[0017] By the technical scheme, when the busbar box is assembled, the reinforcing block with the chamfer design is convenient to install in the top box, interference with other components is avoided, the two corners of the top box can be protected, the anti-deformation ability of the whole busbar box is improved, and the matching of the connecting plate and the limiting frame ensures the accuracy and tightness of the connection.

[0018] Compared with the prior art, the busbar box with the built-in reinforcing structure has the following beneficial effects:

[0019] 1. The busbar box with the built-in reinforcing structure enhances the strength and rigidity of each component of the busbar box through the "cross" shaped reinforcing rib one of the line box bottom cover, the reinforcing rib two staggered distributed on the side plate and the fixed plate, the "8" shaped support plate in the top box and the reinforcing block, effectively improves the stability of the whole structure of the busbar box when subjected to external forces such as vibration, impact, extrusion and internal forces such as busbar weight and thermal stress, reduces looseness, deformation and damage, and ensures the safety and reliability of the busbar operating environment.

[0020] 2. The busbar box with the built-in reinforcing structure is convenient and firm in connection of the top box connecting plate and the limiting frame and the design of the expansion screw buckle, the chamfer design of the reinforcing block is convenient for installation and avoids interference, improves the assembly efficiency and quality, ensures the accuracy and tightness of the connection, and is beneficial to improve the assembly effect and use performance of the busbar box, and better protects the internal busbar. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The utility model of the three-dimensional structure diagram Figure 1 ;

[0022] Figure 2 The utility model of the three-dimensional structure diagram Figure 2 ;

[0023] Figure 3 The top box and the side plate of the utility model are split structure diagram Figure 1 ;

[0024] Figure 4 This is a schematic diagram of the disassembled structure of the top box and side panel of this utility model. Figure 2 ;

[0025] Figure 5 This is a schematic diagram showing the disassembled structure of the bottom cover and top cover of the cable box of this utility model;

[0026] Figure 6 This is a schematic diagram of the disassembled structure of the top box and the reinforcing box of this utility model.

[0027] The components are: 1. bottom cover of junction box; 2. fixing plate; 3. top box; 4. connecting plate; 5. limiting frame; 6. fixing frame; 7. side plate; 8. expansion screw clip; 9. reinforcing box; 10. support plate; 11. reinforcing block; 12. reinforcing rib one; 13. limiting groove; 14. reinforcing rib two. Detailed Implementation

[0028] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. 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.

[0029] Example 1: As Figures 1-6 As shown, the present invention provides a busbar box with a built-in reinforcing structure, including a bottom cover 1, a fixing plate 2 and a connecting plate 4 fixedly installed on the outer surface of the bottom cover 1, a fixing frame 6 fixedly installed on the outer surface of the bottom cover 1, a limiting frame 5 fixedly installed at the end of the fixing frame 6 away from the bottom cover 1, a top box 3 provided on the bottom cover 1, a reinforcing box 9 fixedly installed on the inner surface of the top box 3, a support plate 10 and a reinforcing block 11 fixedly installed on the inner surface of the reinforcing box 9, a side plate 7 provided at the other end of the top box 3 away from the fixing plate 2, and a limiting groove 13 provided at the end of the side plate 7 near the top box 3.

[0030] Specifically, a connecting plate 4 is fixedly installed on the outer surface of the top box 3. The connecting plate 4 is adapted to the limiting frame 5. An expansion screw clip 8 is provided through the outer surface of the connecting plate 4. The advantage is that during installation, the connecting plate 4 of the top box 3 is aligned with the limiting frame 5, and then the expansion screw clip 8 is used to pass through the connecting plate 4 and the limiting frame 5 and fix it. This makes the installation of the top box 3 and the bottom cover 1 of the busbar box more convenient and the connection more secure. It ensures the stability of the overall structure of the busbar box and prevents the top box 3 from loosening or shifting during use, thereby better protecting the internal busbar.

[0031] Specifically, the expansion screw buckle 8 is provided with a plurality of same expansion screw buckles 8 penetrating the connecting plate 4 and the limiting frame 5 and extending to the outer surface thereof, and the plurality of expansion screw buckles 8 increase the connection points and disperse the stress, thereby further enhancing the firmness of the connection between the top box 3 and the line box bottom cover 1 and being able to withstand greater external force, such as in complex working conditions of vibration, impact, etc., and still maintaining the structural integrity and reducing the risk of failure caused by loose connection.

[0032] Specifically, the line box bottom cover 1 is fixedly installed with the reinforcing rib one 12 near one end of the top box 3, and the reinforcing rib one 12 has a cross-shaped structure in section, and the cross-shaped structure of the reinforcing rib one 12 can effectively enhance the strength of the line box bottom cover 1, prevent the deformation of the bottom cover under the conditions of the busbar weight, thermal stress, etc., provide more stable support for the busbar, and also help to improve the carrying capacity of the entire busbar box.

[0033] Embodiment two: as shown in the following table, which is an improvement on the previous embodiment. Figures 2-6

[0034] Specifically, the reinforcing rib two 14 is fixedly installed inside the limiting groove 13, and the reinforcing rib two 14 has a staggered distribution in section, and the reinforcing rib two 14 is fixedly installed on one end of the fixed plate 2 and the side plate 7 close to the top box 3 and has the same structure, and the staggered distribution of the reinforcing rib two 14 can increase the strength and rigidity of the side plate 7 and the fixed plate 2, and when the busbar box is subjected to external force in use, it can better resist deformation, enhance the stability of the connection part of the side plate 7, the fixed plate 2 and the top box 3, ensure the reliability of the overall structure of the busbar box, and reduce the possibility of damage due to external force.

[0035] Specifically, the support plate 10 is provided with a plurality of same support plates 10, and the two support plates 10 have an "eight" shaped structure in section, and the reinforcing block 11 is located at both ends of the plurality of support plates 10 away from the center line of the reinforcing box 9, and the "eight" shaped structure of the support plate 10 can play a supporting role on the top box 3 after the installation of the reinforcing box 9 and the reinforcing block 11, and the reinforcing block 11 is located at both ends of the support plate 10, which further enhances the supporting effect, and the "eight" shaped structure of the support plate 10 can effectively improve the compression resistance of the top box 3, and when the busbar box is subjected to external pressure or internal busbar force, the top box 3 can maintain stable shape and protect the internal busbar from damage.

[0036] ​Specifically, the reinforcing block 11 is designed with a chamfer at one end close to the top box 3, and the connecting plate 4 and the limiting frame 5 are matched, which has the advantages that when the busbar box is assembled, the reinforcing block 11 designed with a chamfer is convenient to install in the top box 3, avoids interference with other components, and can also protect the two corners of the top box 3, improves the anti-deformation ability of the overall busbar box, and the matching of the connecting plate 4 and the limiting frame 5 ensures the accuracy and tightness of the connection.

[0037] Working principle: in use, when installing, the connecting plate 4 of the top box 3 is placed against the limiting frame 5, then the expansion screw buckle 8 is used to pass through the connecting plate 4 and the limiting frame 5 and is fixed, which can make the top box 3 and the line box bottom cover 1 more convenient and firm when installing, ensures the stability of the overall structure of the busbar box, prevents the top box 3 from loosening or displacement during use, thereby better protecting the internal busbar, the use of multiple expansion screw buckles 8 increases the connection points and disperses the stress, which can further enhance the firmness of the connection between the top box 3 and the line box bottom cover 1, can withstand greater external force, and can still maintain the integrity of the structure when subjected to complex working conditions such as vibration and impact, reducing the risk of failure caused by loose connection, the reinforcing rib 12 of the "cross" structure can effectively enhance the strength of the line box bottom cover 1, prevent the bottom cover from deforming under the condition that the line box bottom cover 1 bears the weight of the busbar, thermal stress, etc., provide more stable support for the busbar, and also help to improve the carrying capacity of the entire busbar box, the staggered reinforcing ribs 14 can increase the strength and rigidity of the side plate 7 and the fixed plate 2, and when the busbar box is subjected to external force during use, it can better resist deformation, enhance the stability of the connection between the side plate 7, the fixed plate 2 and the top box 3, ensure the reliability of the overall structure of the busbar box, and reduce the possibility of damage caused by external force, when the reinforcing box 9 is installed in the top box 3, the supporting plate 10 and the reinforcing block 11 are installed at the same time, after installation, the supporting plate 10 of the "figure of eight" structure can support the top box 3, disperse the pressure on the top box 3, and the reinforcing block 11 is located at both ends of the supporting plate 10, which further enhances the supporting effect, which has the advantages of effectively improving the pressure resistance of the top box 3, when the busbar box is subjected to external extrusion or the action force of the internal busbar, the top box 3 can maintain stable shape and protect the internal busbar from damage, when the busbar box is assembled, the reinforcing block 11 designed with a chamfer is convenient to install in the top box 3, avoids interference with other components, and can also protect the two corners of the top box 3, improves the anti-deformation ability of the overall busbar box, and the matching of the connecting plate 4 and the limiting frame 5 ensures the accuracy and tightness of the connection.

[0038] 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, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A busbar box with a built-in reinforcing structure, comprising a bottom cover (1) and a fixing plate (2) and a connecting plate (4) fixedly mounted on the outer surface of the bottom cover (1), characterized in that: A fixing frame (6) is fixedly installed on the outer surface of the bottom cover (1) of the junction box. A limiting frame (5) is fixedly installed on one end of the fixing frame (6) away from the bottom cover (1). A top box (3) is provided on the bottom cover (1). A reinforcing box (9) is fixedly installed on the inner surface of the top box (3). A support plate (10) and a reinforcing block (11) are fixedly installed on the inner surface of the reinforcing box (9). A side plate (7) is provided on the other end of the top box (3) away from the fixing plate (2). A limiting groove (13) is opened on the side plate (7) near the top box (3).

2. A busbar box with a built-in reinforcing structure according to claim 1, characterized in that: A connecting plate (4) is fixedly installed on the outer surface of the top box (3). The connecting plate (4) is adapted to the limiting frame (5). An expansion screw buckle (8) is provided through the outer surface of the connecting plate (4).

3. A busbar box with a built-in reinforcing structure according to claim 2, characterized in that: The expansion screw clips (8) are provided in multiple identical manner, and the multiple expansion screw clips (8) pass through the connecting plate (4) and the limiting frame (5) and extend to their outer surface.

4. A busbar box with a built-in reinforcing structure according to claim 1, characterized in that: A reinforcing rib (12) is fixedly installed at one end of the bottom cover (1) of the junction box near the top box (3). The cross section of the reinforcing rib (12) is a cross shape.

5. A busbar box with a built-in reinforcing structure according to claim 1, characterized in that: The limiting groove (13) is fixedly installed with a second reinforcing rib (14). The cross section of the second reinforcing rib (14) is "staggered". The fixed plate (2) and the side plate (7) are both fixedly installed with the second reinforcing rib (14) at the end near the top box (3) and the two have the same structure.

6. A busbar box with a built-in reinforcing structure according to claim 1, characterized in that: The support plates (10) are provided in multiple identical manner, and the cross-sections of two support plates (10) are in the shape of an "eight". The reinforcing blocks (11) are located at both ends of the multiple support plates (10) away from the center line of the reinforcing box (9).

7. A busbar box with a built-in reinforcing structure according to claim 1, characterized in that: The reinforcing block (11) has a chamfered design at one end near the top box (3), and the connecting plate (4) and the limiting frame (5) are compatible.

Images