High-temperature-resistant flame-retardant bus duct

Abstract

The utility model relates to the technical field of bus ducts, and discloses a high-temperature-resistant flame-retardant bus duct, which solves the problems that when the interior of the existing high-temperature-resistant flame-retardant bus duct is damaged, a shell is very troublesome to disassemble, and the existing high-temperature-resistant flame-retardant bus duct is inconvenient for operators to quickly repair the bus duct, and comprises a bus duct main body, the bus duct comprises a bus duct body, a copper bar is fixedly installed in the bus duct body, a polyester film is arranged on the surface of the copper bar to achieve insulation and flame retardance, side plates are arranged on the two sides of the bus duct body, the bus duct body and the two side plates are made of aluminum alloy, the bus duct has the advantages of being resistant to high temperature and high in strength, and supporting arms are fixedly installed on the two sides of the bottoms of the two side plates. A first rotating rod is fixedly mounted between the two supporting arms at the bottom of the same side plate; when the interior of the high-temperature-resistant flame-retardant bus duct is damaged, the shell is very convenient to disassemble, so that an operator can quickly repair the bus duct, the repair time is shortened, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bus ducts, and particularly relates to a high-temperature resistant and flame-retardant bus duct. Background Art

[0002] The high-temperature resistant and flame-retardant bus duct is a component specially designed for power distribution systems. Its main features are high temperature resistance and flame retardancy; it can maintain structural stability in high-temperature environments, is not easily deformed or melted; flame retardant: made of flame-retardant materials, it can slow down the spread of fire in case of a fire, buying time for personnel evacuation and fire fighting; the high-temperature resistant and flame-retardant bus ducts are widely used in buildings, factories and other places where power distribution systems are required; they are usually installed on walls, ceilings or under the floor, and are connected to power sources and load devices to provide stable and reliable power supply for various devices and systems; however, when the interior of the existing high-temperature resistant and flame-retardant bus duct is damaged, it is very troublesome to disassemble the outer shell, which is not convenient for operators to quickly repair it, thus delaying the repair time and reducing work efficiency. Content of the Utility Model

[0003] In view of the above situation, to overcome the defects of the prior art, the utility model provides a high-temperature resistant and flame-retardant bus duct, effectively solving the problem that it is very troublesome to disassemble the outer shell when the interior of the existing high-temperature resistant and flame-retardant bus duct is damaged, and it is not convenient for operators to quickly repair it.

[0004] To achieve the above object, the utility model provides the following technical solution: A high-temperature resistant and flame-retardant bus duct, including a bus duct main body. A copper bar is fixedly installed inside the bus duct main body, and a polyester film is arranged on the surface of the copper bar to achieve insulation and flame retardancy. Side plates are arranged on both sides of the bus duct main body. The bus duct main body and the two side plates are both made of aluminum alloy, making it have the characteristics of high temperature resistance and high strength. Support arms are fixedly installed on both sides of the bottom of the two side plates. A first rotating rod is fixedly installed between the two support arms at the bottom of the same side plate. First positioning strips are rotatably installed at both ends of the two first rotating rods. The tops of the two first positioning strips are fixedly connected to the bottom of the bus duct main body. Card slots are opened at the upper parts of both sides of the bus duct main body. Card strips are fixedly installed on the upper parts of the two sides of the two side plates close to each other. The two card strips are installed inside the two card slots. A quick disassembly component is arranged at the lower part of the bus duct main body.

[0005] Preferably, the quick disassembly component includes a bushing. The bushing is fixedly installed in the middle of the bottom of the bus duct main body. A shaft rod is rotatably installed inside the bushing. A hand wheel is fixedly installed at one end of the shaft rod. A worm is fixedly installed at the other end of the shaft rod. A second positioning strip is rotatably installed at one end of the worm. The top of the second positioning strip is fixedly connected to the bus duct main body.

[0006] Preferably, a worm gear is meshed and connected to the upper part of the surface of the worm. A second rotating rod is fixedly installed in the middle of the worm gear. Threaded rods are fixedly installed at both ends of the second rotating rod. Third positioning strips are rotatably installed at the ends of the two threaded rods away from each other. The tops of the two third positioning strips are fixedly connected to the bottom of the busbar trunk. The thread directions of the two threaded rods are opposite, and threaded sleeves are threadedly connected to the surfaces of the two threaded rods.

[0007] Preferably, sliding sleeves are fixedly installed at the tops of the threaded sleeves. A sliding rod is inserted between the interiors of the two sliding sleeves. The two ends of the sliding rod are fixedly connected to the two third positioning strips. Connecting arms are fixedly installed at the bottoms of the threaded sleeves. Rack bars are fixedly installed at the ends of the two connecting arms away from each other. Gear wheels are meshed and connected to the upper sides of the two rack bars. The two gear wheels are respectively fixedly installed in the middle of the surfaces of the two first rotating rods.

[0008] Compared with the prior art, the beneficial effects of the present utility model are as follows: When in use, since the busbar trunk and the two side plates are both made of aluminum alloy, and good high-temperature resistance and flame retardancy effects can be achieved through the polyester film on the surface of the copper bar; when disassembly and repair are required, the operator rotates the handwheel to drive the shaft rod to rotate along the interior of the shaft sleeve. When the shaft rod rotates, it drives the worm to rotate along the second positioning strip. When the worm rotates, it drives the second rotating rod to rotate through the worm gear. When the second rotating rod rotates, it drives the two threaded rods to rotate along the two third positioning strips. When the two threaded rods rotate, they drive the two threaded sleeves on their surfaces to move towards each other;

[0009] When the threaded sleeves move, they both drive the sliding sleeves to slide along the surface of the sliding rod, increasing the stability of the movement of the threaded sleeves. When the two threaded sleeves move towards each other, they both drive the two rack bars to move towards each other through the connecting arms. When the two rack bars move towards each other, they both drive the first rotating rod to rotate along the first positioning strip through the gear wheels. When the two first rotating rods rotate, they both drive the two side plates to rotate and open through the support arms, and at the same time drive the latch strips to withdraw from the interior of the card slots, thus quickly completing the disassembly; it makes it very convenient to disassemble the outer shell when the interior of this high-temperature resistant and flame retardant busbar is damaged, facilitating the operator to quickly rush to repair it, thereby accelerating the rush repair time and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The drawings are used to provide further understanding of the present utility model and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model and do not constitute a limitation to the present utility model.

[0011] In the drawings:

[0012] Figure 1 is a schematic diagram of the structure of the high-temperature resistant and flame retardant busbar of the present utility model Figure 1 ;

[0013] Figure 2 Structural schematic diagram of the high-temperature resistant and flame-retardant busbar trunking of the present utility model Figure 2 ;

[0014] Figure 3 Internal structural schematic diagram of the busbar trunking main body of the present utility model;

[0015] Figure 4 For the present utility model Figure 3 Enlarged structural schematic diagram at position A in;

[0016] In the figure: 1. Busbar trunking main body; 2. Side plate; 3. Copper bar; 4. Support arm; 5. First rotating rod; 6. First positioning strip; 7. Clamping strip; 8. Card slot; 9. Bush; 10. Shaft rod; 11. Handwheel; 12. Worm; 13. Second positioning strip; 14. Worm gear; 15. Second rotating rod; 16. Threaded rod; 17. Third positioning strip; 18. Sliding sleeve; 19. Slide bar; 20. Connecting arm; 21. Rack; 22. Gear; 23. Threaded sleeve. Specific embodiments

[0017] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments; based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0018] As shown by Figures 1 to 4 , the present utility model includes a busbar trunking main body 1. A copper bar 3 is fixedly installed inside the busbar trunking main body 1. A polyester film is arranged on the surface of the copper bar 3 to achieve insulation and flame retardancy. Side plates 2 are arranged on both sides of the busbar trunking main body 1. The busbar trunking main body 1 and the two side plates 2 are both made of aluminum alloy, making it have the characteristics of high temperature resistance and high strength. Support arms 4 are fixedly installed on both sides of the bottoms of the two side plates 2. A first rotating rod 5 is fixedly installed between the two support arms 4 at the bottom of the same side plate 2. First positioning strips 6 are rotatably installed at both ends of the two first rotating rods 5. The tops of the two first positioning strips 6 are fixedly connected to the bottom of the busbar trunking main body 1. Card slots 8 are opened at the upper parts of both sides of the busbar trunking main body 1. Clamping strips 7 are fixedly installed on the upper parts of the sides of the two side plates 2 close to each other. The two clamping strips 7 are installed inside the two card slots 8. A quick-disassembly component is arranged at the lower part of the busbar trunking main body 1.

[0019] During use, since the busbar trunk 1 and the two side plates 2 are both made of aluminum alloy, and the polyester film on the surface of the copper bar 3 can achieve good high-temperature resistance and flame retardancy effects; when disassembly and maintenance are required, the operator adjusts the quick disassembly component to drive the two first rotating rods 5 to rotate along the first positioning strip 6. When the two first rotating rods 5 rotate, they both drive the two side plates 2 to rotate and open through the support arms 4, and at the same time drive the clamping strips 7 to withdraw from the inside of the clamping grooves 8, so as to quickly complete the disassembly; making it very convenient to disassemble the outer shell when the inside of this high-temperature resistant and flame-retardant busbar is damaged, facilitating the operator to quickly rush to repair it, thereby shortening the rush repair time and improving work efficiency.

[0020] The quick disassembly component includes a bushing 9, which is fixedly installed in the middle of the bottom of the busbar trunk 1. A shaft rod 10 is rotatably installed inside the bushing 9. One end of the shaft rod 10 is fixedly installed with a handwheel 11, and the other end of the shaft rod 10 is fixedly installed with a worm 12. One end of the worm 12 is rotatably installed with a second positioning strip 13, and the top of the second positioning strip 13 is fixedly connected to the busbar trunk 1; the upper part of the surface of the worm 12 is meshed with a worm gear 14, and the middle of the worm gear 14 is fixedly installed with a second rotating rod 15. Both ends of the second rotating rod 15 are fixedly installed with threaded rods 16. The two threaded rods 16 are rotatably installed at the mutually remote ends with third positioning strips 17. The tops of the two third positioning strips 17 are both fixedly connected to the bottom of the busbar trunk 1. The thread directions of the two threaded rods 16 are opposite, and threaded sleeves 23 are both threadedly connected to the surfaces of the two threaded rods 16; the tops of the threaded sleeves 23 are both fixedly installed with sliding sleeves 18, and a sliding rod 19 is inserted between the interiors of the two sliding sleeves 18. The two ends of the sliding rod 19 are fixedly connected to the two third positioning strips 17. The bottoms of the threaded sleeves 23 are both fixedly installed with connecting arms 20. The mutually remote ends of the two connecting arms 20 are both fixedly installed with racks 21. The upper sides of the two racks 21 are both meshed with gears 22, and the two gears 22 are respectively fixedly installed in the middle of the surfaces of the two first rotating rods 5.

[0021] When disassembly and maintenance are required, the operator rotates the handwheel 11 to drive the shaft rod 10 to rotate along the inside of the bushing 9. When the shaft rod 10 rotates, it drives the worm 12 to rotate along the second positioning strip 13. When the worm 12 rotates, it drives the second rotating rod 15 to rotate through the worm gear 14. When the second rotating rod 15 rotates, it drives the two threaded rods 16 to rotate along the two third positioning strips 17. When the two threaded rods 16 rotate, they drive the two threaded sleeves 23 on their surfaces to move towards each other. When the threaded sleeves 23 move, they both drive the sliding sleeves 18 to slide along the surface of the sliding rod 19, increasing the stability of the movement of the threaded sleeves 23. When the two threaded sleeves 23 move towards each other, they both drive the two racks 21 to move towards each other through the connecting arms 20. When the two racks 21 move towards each other, they both drive the first rotating rod 5 to rotate through the gears 22.

Claims

1. A high-temperature resistant flame-retardant busway, comprising a busway main body (1), characterized in that: Inside the busbar trunking body (1), a copper bar (3) is fixedly installed. A polyester film is arranged on the surface of the copper bar (3) to achieve insulation and flame retardance. Side plates (2) are arranged on both sides of the busbar trunking body (1). The busbar trunking body (1) and the two side plates (2) are both made of aluminum alloy, making it have the characteristics of high temperature resistance and high strength. On both sides of the bottom of the two side plates (2), support arms (4) are fixedly installed. Between the two support arms (4) at the bottom of the same side plate (2), a first rotating rod (5) is fixedly installed. At both ends of the two first rotating rods (5), first positioning strips (6) are rotatably installed. The tops of the two first positioning strips (6) are fixedly connected to the bottom of the busbar trunking body (1). On the upper parts of both sides of the busbar trunking body (1), clamping grooves (8) are formed. On the upper parts of the sides where the two side plates (2) face each other, clamping strips (7) are fixedly installed. The two clamping strips (7) are installed inside the two clamping grooves (8). A quick-disassembly component is arranged at the lower part of the busbar trunking body (1).

2. The high-temperature resistant and flame-retardant busbar trunking according to claim 1, characterized in that: The quick-disassembly component includes a bushing (9). The bushing (9) is fixedly installed in the middle of the bottom of the busbar trunking body (1). A shaft rod (10) is rotatably installed inside the bushing (9). One end of the shaft rod (10) is fixedly installed with a handwheel (11). The other end of the shaft rod (10) is fixedly installed with a worm (12). One end of the worm (12) is rotatably installed with a second positioning strip (13). The top of the second positioning strip (13) is fixedly connected to the busbar trunking body (1).

3. The high-temperature resistant and flame-retardant busbar trunking according to claim 2, characterized in that: On the upper part of the surface of the worm (12), a worm gear (14) is meshed. In the middle of the worm gear (14), a second rotating rod (15) is fixedly installed. At both ends of the second rotating rod (15), threaded rods (16) are fixedly installed. At the ends of the two threaded rods (16) away from each other, third positioning strips (17) are rotatably installed. The tops of the two third positioning strips (17) are fixedly connected to the bottom of the busbar trunking body (1). The thread directions of the two threaded rods (16) are opposite. Threaded sleeves (23) are threadedly connected to the surfaces of the two threaded rods (16).

4. A high-temperature resistant flame-retardant busway according to claim 3, characterized in that: On the tops of the threaded sleeves (23), sliding sleeves (18) are fixedly installed. A sliding rod (19) is inserted between the interiors of the two sliding sleeves (18). The two ends of the sliding rod (19) are fixedly connected to the two third positioning strips (17). On the bottoms of the threaded sleeves (23), connecting arms (20) are fixedly installed. At the ends of the two connecting arms (20) away from each other, racks (21) are fixedly installed. On the upper sides of the two racks (21), gears (22) are meshed. The two gears (22) are respectively fixedly installed in the middle of the surfaces of the two first rotating rods (5).

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