High-strength bus duct structure based on phase change material heat dissipation

Abstract

The invention relates to the technical field of bus ducts, discloses a high-strength bus duct structure based on phase change material heat dissipation, and solves the problem that an operator cannot continue to adjust and electrically connect a copper bar between two bus ducts due to the fact that the butt joint of the two bus ducts is completely shielded during butt joint of the existing bus ducts. The bus duct comprises a bus duct shell, the surface of one end of the bus duct shell is sleeved with an adjusting frame, clamping blocks are fixedly installed at the ends of the two sides of the bus duct shell, limiting grooves are formed in one sides of the two clamping blocks, a hand wheel is arranged at one end of the upper portion of the bus duct shell, and transmission assemblies are arranged at the two ends of the hand wheel; a protective cover covering the transmission assembly is fixedly installed on the upper portion of the bus duct shell. Openings are formed in the two sides of the adjusting frame. When the bus ducts are in butt joint, the butt joint position of the two bus ducts cannot be shielded, so that an operator can adjust and electrically connect the copper bars between the two bus ducts, and power transmission between the two bus ducts is ensured.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of bus ducts, and particularly relates to a high-strength bus duct structure based on phase change material heat dissipation. BACKGROUND

[0002] The high-strength bus duct structure based on phase change material heat dissipation is provided with a high-strength aluminum alloy or composite material shell, filled with phase change material (such as paraffin or metal-based PCM) and embedded with a heat conduction enhancement structure (such as a graphite sheet or a copper skeleton) to accelerate heat transfer; the heat generated by the bus bar during power transmission is absorbed by the PCM through the heat conduction structure, and the latent heat during melting of the PCM is used to achieve efficient heat dissipation; meanwhile, the optimized design of the shell (such as a ribbed plate or a honeycomb structure) ensures mechanical strength and light weight; the structure is suitable for high-power power distribution scenarios such as data centers, industrial plants and rail transit, and can significantly reduce temperature rise and prolong service life; in the new energy field (photovoltaic, wind power energy storage), it can meet the heat dissipation requirements of high fluctuation current; in addition, its sealing property is also suitable for high-temperature, high-humidity or corrosive environments, ensuring the stability and safety of power transmission.

[0003] The existing patent (publication number: CN218242941U) discloses a bus duct convenient for butt joint, which facilitates butt joint installation of two bus ducts; however, when the bus ducts are butt jointed, the butt joint part of the two bus ducts is completely blocked, so that the operator cannot continue to adjust and electrically connect the copper bars between the two bus ducts, and the power transmission between the two bus ducts is unstable, which is not good in use. SUMMARY

[0004] In view of the above problems, the high-strength bus duct structure based on phase change material heat dissipation is provided to overcome the defects of the prior art, and effectively solves the problem that the butt joint part of the two bus ducts is completely blocked when the existing bus duct is butt jointed, so that the operator cannot continue to adjust and electrically connect the copper bars between the two bus ducts.

[0005] To achieve the above-mentioned purpose, the application provides the following technical scheme: a high-strength bus duct structure based on phase change material heat dissipation, comprising a bus duct shell, one end surface of the bus duct shell is sleeved with an adjusting frame, the end portions on both sides of the bus duct shell are fixedly installed with clamping blocks, limit grooves are formed in one side of the two clamping blocks, one end above the bus duct shell is provided with a hand wheel, both ends of the hand wheel are provided with transmission assemblies, a protective cover covering the transmission assemblies is fixedly installed on the upper portion of the bus duct shell, openings are formed in both sides of the adjusting frame, limit plates are installed in the interiors of the two openings through elastic assemblies, clamping grooves are formed in the middle portions of the limit plates, handles are fixedly installed on the sides of the two limit plates away from each other, a heat conduction skeleton is fixedly installed in the interior of the bus duct shell, and material grooves for placing phase change materials are formed in the heat conduction skeleton.

[0006] One end of the bus duct shell is provided with a jack at each corner, and the other end of the bus duct shell is fixedly provided with a plug rod at each corner.

[0007] Preferably, the elastic assembly comprises a sliding sleeve arranged inside the two openings, a sliding rod is arranged inside the sliding sleeve, one end of the two sliding rods is fixedly connected with the inside of the opening, springs are arranged on the surfaces of the sliding rods, and the two ends of the springs are fixedly connected with the sliding sleeve and the sliding rod respectively.

[0008] Preferably, one end of each of the limiting plates is fixedly provided with a fixed sleeve, a rotating shaft is fixedly arranged inside the fixed sleeve, the two ends of the two rotating shafts are rotatably connected with the adjusting frame through the positioning seat, and the two ends of the two rotating shafts are rotatably provided with torsion springs, and the two ends of the four torsion springs are fixedly connected with the positioning seat and the fixed sleeve respectively.

[0009] Preferably, the transmission assembly comprises a shaft arranged coaxially and fixedly in the middle of the hand wheel, the shaft is rotatably connected with the top of the bus duct shell through the four shaft sleeves arranged on the surface of the shaft, the two ends of the shaft are fixedly provided with driving bevel gears, and the surfaces of the two driving bevel gears are rotatably provided with driven bevel gears on one side.

[0010] Preferably, one side of each of the driven bevel gears is fixedly provided with an upper chain wheel, and one side of each of the two upper chain wheels is rotatably connected with the two sides of the bus duct shell through the positioning frame.

[0011] Preferably, a lower chain wheel is arranged below each of the upper chain wheels, a chain is rotatably arranged between the two lower chain wheels and the two upper chain wheels, a rotating seat is rotatably arranged on one side of each of the two lower chain wheels, and one end of each of the two rotating seats is fixedly connected with the bus duct shell.

[0012] Preferably, an upper gear is fixedly arranged on the other side of each of the lower chain wheels, a lower gear is rotatably arranged on the lower part of each of the upper gears, a threaded sleeve is fixedly arranged on the middle part of each of the lower gears, an axle seat is rotatably arranged on the surface of each of the two threaded sleeves, and one side of each of the two axle seats is fixedly connected with the bus duct shell.

[0013] Preferably, a threaded rod is threadedly arranged in each of the threaded sleeves, and one end of each of the two threaded rods is fixedly connected with the adjusting frame.

[0014] Compared with the prior art, the present application has the following advantages:

[0015] (1), when docking, the operator inserts the four insertion rods on the other bus duct shell into the four insertion holes on the bus duct shell, and simultaneously pushes the two limiting plates along the two rotating shafts to the outside by the two clamping blocks, when the two limiting plates rotate to the outside, they are all twisted by the fixed sleeve to tighten the torsional spring, and when the two limiting plates rotate to the outside, they will also drive the sliding sleeve to slide along the surface of the sliding rod through the transmission rod, and all simultaneously extrude the spring; when the two clamping blocks move to the position of the two clamping grooves, the two limiting plates are driven to rotate to the inside and reset under the elastic force of the torsional spring and the spring, so that the two limiting plates are clamped to the two clamping blocks through the two clamping grooves, thereby preliminarily fixing the two bus duct shells; then, the operator can electrically connect and adjust the copper bars on the two bus ducts;

[0016] (2), then, the operator rotates the hand wheel to drive the shaft rod to rotate inside the four shaft sleeves, the shaft rod rotates to drive the two driven bevel gears to rotate through the two driving bevel gears, the two driven bevel gears rotate to drive the upper sprocket to rotate along the positioning frame, the upper sprocket rotates to drive the lower sprocket to rotate along the rotating seat through the chain, and the lower sprocket rotates to drive the lower gear to rotate through the upper gear;

[0017] The lower gear rotates to drive the threaded sleeve to rotate inside the shaft seat, the threaded sleeve rotates to drive the threaded rod to move, the two threaded rods move to pull the adjusting frame to move, the adjusting frame moves to pull the limiting plate to move and clamp into the limiting groove on the clamping block, and when the limiting plate continues to move, the two bus ducts are tightly pulled together through the clamping block, thereby quickly completing the docking of the two bus ducts.

[0018] (3), so that the bus duct does not form an obstruction to the docking of the two bus ducts when docking, so that the operator can adjust and electrically connect the copper bars between the two bus ducts to ensure power transmission between the two bus ducts. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, together with the embodiments of the present application, to explain the present application, and do not constitute a limitation of the present application.

[0020] In the drawings:

[0021] Figure 1 High-strength bus duct structure based on phase change material heat dissipation of the present application Figure One ;

[0022] Figure 2 High-strength bus duct structure based on phase change material heat dissipation of the present application Figure Two ;

[0023] Figure 3High-strength bus duct structure based on phase change material heat dissipation of the present application Figure Three ;

[0024] Figure 4 The internal structure of the bus duct shell of the present application is shown in the figure.

[0025] Figure 5 The internal structure of the protective cover of the present application is shown in the figure.

[0026] Figure 6 The partial enlarged structure of the present application Figure 2 is shown in the figure.

[0027] Figure 7 The enlarged structure of A in the present application Figure 3 is shown in the figure.

[0028] Figure 8 The enlarged structure of B in the present application Figure 5 is shown in the figure.

[0029] In the figure: 1, bus duct shell; 2, adjusting frame; 3, plug rod; 4, clamping block; 5, protective cover; 6, hand wheel; 7, limiting plate; 8, limiting groove; 9, clamping groove; 10, handle; 11, plug hole; 12, opening; 13, heat-conducting framework; 14, material groove; 15, fixing sleeve; 16, rotating shaft; 17, torsional spring; 18, positioning seat; 19, transmission rod; 20, sliding sleeve; 21, sliding rod; 22, shaft rod; 23, shaft sleeve; 24, driving bevel gear; 25, driven bevel gear; 26, upper sprocket; 27, positioning frame; 28, lower sprocket; 29, rotating seat; 30, chain; 31, upper gear; 32, lower gear; 33, threaded sleeve; 34, shaft seat; 35, threaded rod; 36, spring. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0031] Embodiment one, by Figures 1 to 8The utility model provides a bus duct shell 1 is made of aluminium alloy to reach the effect of high strength, the one end surface of bus duct shell 1 is sleeved with the adjusting frame 2, the both sides of bus duct shell 1 are fixedly installed with the clamping block 4, the both sides of two clamping blocks 4 are all opened in the limiting slot 8, the one end of bus duct shell 1 top is equipped with hand wheel 6, the both ends of hand wheel 6 are equipped with transmission assembly, the upper portion of bus duct shell 1 is fixedly installed with the protective cover 5 of covering transmission assembly, the both sides of adjusting frame 2 are all opened in the opening 12, the inside of two openings 12 are all installed with the limiting plate 7 through elastic component, the middle part of limiting plate 7 is all opened in the clamping groove 9 of adapting with two clamping blocks 4, the both sides of two limiting plates 7 are away from each other and are all fixedly installed with the handle 10, the inside of bus duct shell 1 is fixedly installed with the heat conduction framework 13, the heat conduction framework 13 is all opened in a plurality of material grooves 14 of placing phase change material, the heat conduction framework 13 is made of copper with good heat conduction effect, the phase change material in material groove 14 is all paraffin wax, and the paraffin wax absorbs heat through melting-solidification cycle and exports heat quickly by heat conduction framework 13;

[0032] The both sides of bus duct shell 1 are all fixedly installed with the insertion rod 3 of adapting with four insertion holes 11, transmission assembly is in transmission with adjusting frame 2, and when hand wheel 6 rotates, power is output to adjusting frame 2 through transmission assembly, so that adjusting frame 2 moves.

[0033] When docking, the operator inserts the four insertion rods 3 on the other bus duct shell 1 into the four insertion holes 11 on the bus duct shell 1, and at the same time, the two limiting plates 7 are rotated outward and the elastic components are compressed by the two clamping blocks 4, when the two clamping blocks 4 move to the positions of the two clamping grooves 9, the two limiting plates 7 are rotated inward and reset under the elastic force of the elastic components, so that the two limiting plates 7 are clamped on the two clamping blocks 4 through the two clamping grooves 9, and the two bus duct shells 1 are preliminarily fixed; then, the operator can electrically connect and adjust the copper bars on the two bus ducts.

[0034] Subsequently, the operator rotates the hand wheel 6, so that the hand wheel 6 drives the transmission assembly to operate, the transmission assembly pulls the adjusting frame 2 to move when operating, the adjusting frame 2 pulls the limiting plate 7 to move and clamp into the limiting slot 8 on the clamping block 4 when moving, and the two bus ducts are tightly pulled together through the clamping block 4 when the limiting plate 7 continuously moves, so that the docking of the two bus ducts is quickly completed; so that the bus duct does not form an obstruction at the docking position of the two bus ducts when docking, so that the operator can adjust and electrically connect the copper bars between the two bus ducts, to ensure the power transmission between the two bus ducts.

[0035] In the embodiment two, on the basis of the embodiment one, the elastic assembly comprises sliding sleeves 20 arranged inside the two openings 12, sliding rods 21 arranged inside the sliding sleeves 20, one end of the two sliding rods 21 fixedly connected with the inside of the opening 12, springs 36 arranged on the surface of the sliding rods 21, and two ends of the springs 36 fixedly connected with the sliding sleeves 20 and the sliding rods 21 respectively, and the two sliding sleeves 20 rotatably connected with the two limiting plates 7 through the transmission rods 19 at the ends away from each other;

[0036] One end of the limiting plate 7 is fixedly installed with a fixed sleeve 15, the inside of the fixed sleeve 15 is fixedly installed with a rotating shaft 16, both ends of the two rotating shafts 16 are rotatably connected with the adjusting frame 2 through the positioning seats 18, the surface of both ends of the two rotating shafts 16 is sleeved with a torsion spring 17, and both ends of the four torsion springs 17 are fixedly connected with the positioning seats 18 and the fixed sleeves 15 respectively.

[0037] When the two limiting plates 7 are pushed outward and rotated by the two clamping blocks 4, the torsion springs 17 are twisted through the fixed sleeves 15, the two limiting plates 7 are rotated outward at the same time, the sliding sleeves 20 are driven to slide along the surface of the sliding rods 21 through the transmission rods 19, and the springs 36 are pressed at the same time;

[0038] When the two clamping blocks 4 move to the positions of the two clamping grooves 9, the two limiting plates 7 are driven to rotate inward and reset under the elastic force of the torsion springs 17 and the springs 36, so that the two limiting plates 7 are clamped to the two clamping blocks 4 through the two clamping grooves 9, and the two bus duct shells 1 are preliminarily fixed.

[0039] In the embodiment three, on the basis of the embodiment two, the transmission assembly comprises a shaft rod 22 coaxially and fixedly installed in the middle of the hand wheel 6, the surface of the shaft rod 22 rotatably connected with the top of the bus duct shell 1 through four shaft sleeves 23, both ends of the shaft rod 22 fixedly installed with driving bevel gears 24, and one side of the surface of the two driving bevel gears 24 rotatably connected with driven bevel gears 25; one side of the driven bevel gears 25 is fixedly installed with upper chain wheels 26, and one side of the two upper chain wheels 26 is rotatably connected with the two sides of the bus duct shell 1 through positioning frames 27;

[0040] The lower side of the upper chain wheel 26 is provided with a lower chain wheel 28, the two lower chain wheels 28 and the two upper chain wheels 26 are rotatably connected with a chain 30 therebetween, and one side of the two lower chain wheels 28 is rotatably installed with a rotating seat 29, and one end of the two rotating seats 29 is fixedly connected with the bus duct shell 1;

[0041] The operator rotates the hand wheel 6, so that the hand wheel 6 drives the shaft rod 22 to rotate in the interiors of the four shaft sleeves 23. When the shaft rod 22 rotates, the two driving bevel gears 24 drive the two driven bevel gears 25 to rotate, and the two driven bevel gears 25 drive the upper chain wheels 26 to rotate along the positioning frames 27. When the upper chain wheels 26 rotate, they drive the lower chain wheels 28 to rotate along the rotating bases 29 through the chains 30.

[0042] The other sides of the lower chain wheels 28 are fixedly installed with upper gears 31. The lower parts of the upper gears 31 are meshedly connected with lower gears 32. The middle parts of the lower gears 32 are fixedly installed with threaded sleeves 33. The surfaces of the two threaded sleeves 33 are rotatably installed with shaft seats 34. The sides, away from the lower chain wheels 28, of the two upper gears 31 are rotatably connected with the shaft seats 34. The sides of the two shaft seats 34 are fixedly connected with the bus duct shell 1. The interiors of the threaded sleeves 33 are threadedly connected with threaded rods 35. The ends of the two threaded rods 35 are fixedly connected with the adjusting frame 2.

[0043] When the lower chain wheels 28 rotate, they drive the lower gears 32 to rotate through the upper gears 31. When the lower gears 32 rotate, they drive the threaded sleeves 33 to rotate in the interiors of the shaft seats 34. When the threaded sleeves 33 rotate, they drive the threaded rods 35 to move. When the two threaded rods 35 move, they pull the adjusting frame 2 to move. When the adjusting frame 2 moves, it pulls the limiting plate 7 to move and be clamped into the limiting grooves 8 on the clamping blocks 4. When the limiting plate 7 continuously moves, the two bus ducts are tightly pulled together through the clamping blocks 4, so that the butt joint of the two bus ducts is quickly completed.

[0044] It should be noted that the relative terms, such as first and second, and the like, are used herein only to distinguish one entity or action from another, and do not necessarily require or imply any actual such relationship or order between or among such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0045] Although the embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-strength bus duct structure based on phase change material heat dissipation, comprising a bus duct shell (1), characterized in that: One end surface of the bus duct shell (1) is sleeved with an adjusting frame (2), the end portions on both sides of the bus duct shell (1) are fixedly provided with clamping blocks (4), the side of the two clamping blocks (4) is provided with limiting grooves (8), one end of the upper portion of the bus duct shell (1) is provided with a hand wheel (6), the two ends of the hand wheel (6) are provided with transmission assemblies, the upper portion of the bus duct shell (1) is fixedly provided with a protective cover (5) covering the transmission assemblies, the two sides of the adjusting frame (2) are provided with openings (12), the interiors of the two openings (12) are fixedly provided with limiting plates (7) through elastic assemblies, the middle portions of the limiting plates (7) are provided with clamping grooves (9), the sides of the two limiting plates (7) away from each other are fixedly provided with handles (10), the interior of the bus duct shell (1) is fixedly provided with a heat-conducting framework (13), the heat-conducting framework (13) is provided with a plurality of material grooves (14) for placing phase-change materials. The four corners of one end of the bus duct shell (1) are provided with insertion holes (11), the four corners of the other end of the bus duct shell (1) are fixedly provided with insertion rods (3), the transmission assemblies are in transmission connection with the adjusting frame (2), when the hand wheel (6) rotates, power is output to the adjusting frame (2) through the transmission assemblies, so that the adjusting frame (2) moves.

2. The high strength busway structure based on phase change material heat dissipation according to claim 1, characterized in that: The elastic assembly comprises sliding sleeves (20) arranged in the interiors of the two openings (12), the interiors of the sliding sleeves (20) are inserted with sliding rods (21), the one ends of the two sliding rods (21) are fixedly connected with the interiors of the openings (12), the surfaces of the sliding rods (21) are sleeved with springs (36), the two ends of the springs (36) are fixedly connected with the sliding sleeves (20) and the sliding rods (21), the one ends of the two sliding sleeves (20) away from each other are rotatably connected with the two limiting plates (7) through transmission rods (19).

3. The high strength busway structure based on phase change material heat dissipation of claim 2, wherein: The one ends of the limiting plates (7) are fixedly provided with fixed sleeves (15), the interiors of the fixed sleeves (15) are fixedly provided with rotating shafts (16), the two ends of the two rotating shafts (16) are rotatably connected with the adjusting frame (2) through positioning seats (18), the two end surfaces of the two rotating shafts (16) are sleeved with torsional springs (17), the two ends of the four torsional springs (17) are fixedly connected with the positioning seats (18) and the fixed sleeves (15).

4. The high strength busway structure based on phase change material heat dissipation of claim 1, wherein: The transmission assembly comprises a shaft rod (22) coaxially and fixedly arranged in the middle portion of the hand wheel (6), the surface of the shaft rod (22) is rotatably connected with the top portion of the bus duct shell (1) through four shaft sleeves (23), the two ends of the shaft rod (22) are fixedly provided with driving bevel gears (24), the sides of the surfaces of the two driving bevel gears (24) are rotatably connected with driven bevel gears (25).

5. The high strength busway structure based on phase change material heat dissipation of claim 4, wherein: The sides of the two upper chain wheels (26) are rotatably connected with the two sides of the bus duct shell (1) through positioning frames (27).

6. The high strength busway structure based on phase change material heat dissipation of claim 5, wherein: The lower chain wheel (28) is arranged below the upper chain wheel (26), the two lower chain wheels (28) and the two upper chain wheels (26) are meshed and connected with the chain (30), and the two lower chain wheels (28) are rotatably installed with the rotating seat (29) on one side.

7. The high strength busway structure based on phase change material heat dissipation of claim 6, wherein: The other side of the lower chain wheel (28) is fixedly installed with the upper gear (31), the lower part of the upper gear (31) is meshed and connected with the lower gear (32), the middle part of the lower gear (32) is fixedly installed with the threaded sleeve (33), the surface of the two threaded sleeves (33) is rotatably installed with the shaft seat (34), and the two shaft seats (34) are fixedly connected with the bus duct shell (1) on one side.

8. The high strength busway structure based on phase change material heat dissipation of claim 7, wherein: The inside of the threaded sleeve (33) is threadedly connected with the threaded rod (35), and the two threaded rods (35) are fixedly connected with the adjusting frame (2) on one end.

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