Alternating current connecting copper bar

Abstract

The utility model provides an alternating current connecting copper bar, which belongs to the technical field of connecting copper bars, and comprises a first copper bar, the upper end of the first copper bar is fixedly connected with a mounting rod, when the first copper bar and a second copper bar need to be connected, the first copper bar and the second copper bar are sleeved on the outer surface of the mounting rod through a connecting groove, and the mounting rod is connected with the mounting rod during sleeving. The inserting grooves slide on the outer surfaces of the inserting rods, when the inserting grooves slide to the maximum distance, the clamping blocks are pulled to the outer sides of the inserting grooves, then the clamping blocks and the telescopic rods are rotated by 90 degrees, then the clamping blocks and the telescopic rods are loosened, the clamping blocks are pulled back and clamped into the clamping grooves through elastic pull-back of the telescopic rods, and the clamping blocks are clamped into the clamping grooves through inserting of the inserting rods and the inserting grooves. The first copper bar and the second copper bar are fixed to the outer surface of the mounting rod through the telescopic rod and clamping of the clamping block and the clamping groove, through the design, connection of the first copper bar and the second copper bar is simpler, pulling force can be continuously provided through the telescopic rod, and the connection tightness of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of connecting copper bars, and in particular relates to an AC connecting copper bar. Background Art

[0002] Copper busbar is an indispensable conductive material for manufacturing motor windings, high and low voltage electrical appliances, switch contacts, and wires for power distribution installation. Copper busbar is a major variety of copper processing materials. Copper busbar has high mechanical properties, good electrical conductivity, thermal conductivity, excellent corrosion resistance, electroplating, brazing, beautiful metallic luster and good forming and processing performance, so various power transmission and transformation, electrical equipment, etc. made of it have been widely used in the power field.

[0003] Copper busbar connections require the use of special equipment and tools, and the construction process has high technical requirements. In the copper busbar connection process, bolt connections are mostly used. However, as the use time increases, the copper busbar at the threaded connection may experience problems such as wear and fatigue. These problems will cause the mechanical strength of the copper busbar to decrease, and even cause breakage in extreme cases, resulting in power system failure. Utility Model Content

[0004] The utility model aims to provide an AC connection copper busbar, aiming to solve the problem that in the prior art, most copper busbar connections are made by bolt connection, but as the use time increases, the copper busbar at the threaded connection may suffer from wear and fatigue.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An AC connection copper busbar, comprising:

[0007] A first copper bar, wherein the upper end of the first copper bar is fixedly connected to a mounting rod;

[0008] a second copper bar, the second copper bar being detachably connected to the outer surface of the mounting rod;

[0009] A connecting groove, the connecting groove is opened at the upper end of the second copper bar, and the second copper bar is slidably arranged on the outer surface of the mounting rod through the connecting groove;

[0010] A plug-in slot, the plug-in slot is provided at one end of the mounting rod, and a clamping slot is provided at one end of the mounting rod;

[0011] A plug-in rod, the plug-in rod is fixedly connected to one end of the second copper bar;

[0012] A mounting groove, the mounting groove being formed at one end of the plug-in rod, and a telescopic rod being rotatably connected in the mounting groove via a bearing; and

[0013] The clamping block is fixedly connected to one end of the telescopic rod, and the clamping block is movably clamped in the clamping groove.

[0014] As a preferred solution of the utility model, one end of the clamping block is fixedly connected to two pulling blocks, and the upper ends of the two pulling blocks are both provided with toggle grooves.

[0015] As a preferred solution of the utility model, both ends of the first copper bar and the second copper bar are fixedly connected with external plates, and the upper ends of the plurality of external plates are threadedly connected with connecting bolts.

[0016] As a preferred solution of the utility model, one end of the first copper bar is rotatably connected to a lock hook via a rotating shaft, one end of the second copper bar is fixedly connected to a lock rod, and the lock hook and the lock rod are interference fit.

[0017] As a preferred solution of the utility model, one end of the locking hook is fixedly connected to a rubber belt, and both ends of the first copper bar and the second copper bar are fixedly connected to two picking blocks.

[0018] As a preferred solution of the utility model, two limit grooves are provided on an inner wall of one side of the installation groove, one end of the telescopic rod is fixedly connected to two limit rods, and the two limit rods are slidably connected in the two limit grooves respectively.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. In this solution, when the first copper bar and the second copper bar need to be connected, the connecting groove is sleeved on the outer surface of the mounting rod. While sleeved, the plug-in groove slides on the outer surface of the plug-in rod. When sliding to the maximum distance, the clamping block is pulled to the outside of the plug-in groove, and then the clamping block and the telescopic rod are rotated ninety degrees, and then relaxed and pulled back by the elasticity of the telescopic rod, the clamping block is pulled back and clamped into the clamping groove, and the second copper bar is fixed on the outer surface of the mounting rod by plugging the plug-in rod and the plug-in groove, and the clamping block and the clamping groove. Through the above design, the connection between the first copper bar and the second copper bar is simpler, and the telescopic rod can continuously provide pulling force, thereby improving the connection tightness of the device.

[0021] 2. In this solution, multiple picking blocks can facilitate personnel to pick up the first copper bar and the second copper bar, and the picking blocks are made of insulating materials to improve personnel's picking safety. The external plate and connecting bolts can conveniently connect the wires and the first copper bar or the second copper bar by thread. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 It is the main stereoscopic view in the utility model;

[0024] Figure 2 It is a top-sectional stereoscopic view of the utility model;

[0025] Figure 3 For the utility model Figure 2 A partial enlarged view of the middle A;

[0026] Figure 4 It is a rear cutaway stereogram in the utility model;

[0027] Figure 5 It is a main cutaway stereogram in the utility model;

[0028] Figure 6 For the utility model Figure 5 A partial enlarged view of point B in the middle.

[0029] In the figure: 1. first copper busbar; 2. external plate; 3. connecting bolt; 4. mounting rod; 5. second copper busbar; 6. connecting groove; 7. picking block; 8. plug-in groove; 9. snap-in block; 10. pulling block; 11. plug-in rod; 12. bearing; 13. mounting groove; 14. telescopic rod; 15. locking hook; 16. locking rod; 17. rubber belt; 18. limit groove; 19. limit rod; 20. snap-in groove. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Example 1

[0032] See also Figure 1-6 , the utility model provides the following technical solutions:

[0033] An AC connection copper busbar, comprising:

[0034] A first copper bar 1, the upper end of which is fixedly connected with a mounting rod 4;

[0035] A second copper bar 5, which is detachably connected to the outer surface of the mounting rod 4;

[0036] A connecting groove 6 is provided at the upper end of the second copper bar 5, and the second copper bar 5 is slidably arranged on the outer surface of the mounting rod 4 through the connecting groove 6;

[0037] A plug-in slot 8 is provided at one end of the mounting rod 4, and a clamping slot 20 is provided at one end of the mounting rod 4;

[0038] A plug-in rod 11, the plug-in rod 11 is fixedly connected to one end of the second copper bus 5;

[0039] A mounting groove 13, which is provided at one end of the plug-in rod 11, and in which a telescopic rod 14 is rotatably connected via a bearing 12; and

[0040] The clamping block 9 is fixedly connected to one end of the telescopic rod 14 , and the clamping block 9 is movably clamped in the clamping groove 20 .

[0041] In a specific embodiment of the utility model, when it is necessary to connect the first copper bar 1 and the second copper bar 5, the connecting groove 6 is sleeved on the outer surface of the mounting rod 4, and at the same time, the plug-in rod 11 is plugged into the plug-in groove 8. When plugged to the maximum distance, the clamping block 9 and the telescopic rod 14 are pulled. When the clamping block 9 is completely out of the plug-in groove 8, the clamping block 9 is rotated ninety degrees, and then the clamping block 9 is relaxed. Through the elastic pullback of the telescopic rod 14, the clamping block 9 can be pulled back and clamped into the clamping groove 20. Through the cooperation of the clamping block 9 and the clamping groove 20, and the plugging of the plug-in rod 11 and the plug-in groove 8, the second copper bar 5 can be fixed on the outer surface of the mounting rod 4, and the first copper bar 1 and the second copper bar 5 are connected. Through the above design, the connection between the first copper bar 1 and the second copper bar 5 is more convenient.

[0042] For details, please refer to Figure 2 One end of the clamping block 9 is fixedly connected to two pulling blocks 10, and the upper ends of the two pulling blocks 10 are provided with toggle grooves. Both ends of the first copper bar 1 and the second copper bar 5 are fixedly connected to the external plates 2, and the upper ends of multiple external plates 2 are threadedly connected with connecting bolts 3. One end of the first copper bar 1 is rotatably connected to a locking hook 15 through a rotating shaft, and one end of the second copper bar 5 is fixedly connected to a locking rod 16, and the locking hook 15 and the locking rod 16 are interference fit.

[0043] In this embodiment: through the two pulling blocks 10 and the two toggle grooves opened at one end thereof, it is convenient for personnel to pull the clamping block 9 through the pulling block 10 with their fingers, and the external plate 2 and the connecting bolt 3 can facilitate the connection between the wires and the first copper bar 1 or the second copper bar 5. After the first copper bar 1 and the second copper bar 5 are connected, the locking hook 15 is rotated to be sleeved on the circumferential surface of the locking rod 16, and the second copper bar 5 is prevented from moving backward through the interference fit of the locking hook 15 and the locking rod 16.

[0044] For details, please refer to Figure 2 One end of the lock hook 15 is fixedly connected to a rubber belt 17, both ends of the first copper bar 1 and the second copper bar 5 are fixedly connected to two picking blocks 7, one side inner wall of the installation groove 13 is provided with two limit grooves 18, one end of the telescopic rod 14 is fixedly connected to two limit rods 19, and the two limit rods 19 are respectively slidably connected in the two limit grooves 18.

[0045] In this embodiment: the friction between the lock hook 15 and the lock rod 16 is further improved by the rubber belt 17, and the first copper bar 1 and the second copper bar 5 can be easily taken through the two taking blocks 7. When the telescopic rod 14 rotates, the two limit rods 19 can be driven to rotate in the two limit grooves 18 respectively, and the rotation angle of the telescopic rod 14 can be limited to 90 degrees, which is convenient for personnel to use.

[0046] The working principle and use process of the utility model are as follows: when it is necessary to connect the first copper bar 1 and the second copper bar 5, the connecting groove 6 is sleeved on the outer surface of the mounting rod 4, and at the same time, the plug-in rod 11 is plugged into the plug-in groove 8. When plugged to the maximum distance, the clamping block 9 and the telescopic rod 14 are pulled. When the clamping block 9 is completely out of the plug-in groove 8, the clamping block 9 is rotated ninety degrees, and then the clamping block 9 is released. The clamping block 9 is pulled back and clamped into the clamping groove 20 through the telescopic rod 14. Through the cooperation of the clamping block 9 and the clamping groove 20, and the plugging of the plug-in rod 11 and the plug-in groove 8, the second copper bar 5 can be fixed on the outer surface of the mounting rod 4, and the first copper bar 1 and the second copper bar 5 are connected.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An AC connection copper busbar, characterized in that: include: A first copper bar (1), the upper end of which is fixedly connected to a mounting rod (4); A second copper bar (5), the second copper bar (5) being detachably connected to the outer surface of the mounting rod (4); A connecting groove (6), wherein the connecting groove (6) is provided at the upper end of the second copper bar (5), and the second copper bar (5) is slidably arranged on the outer surface of the mounting rod (4) through the connecting groove (6); A plug-in slot (8), wherein the plug-in slot (8) is provided at one end of the mounting rod (4), and a clamping slot (20) is provided at one end of the mounting rod (4); A plug-in rod (11), wherein the plug-in rod (11) is fixedly connected to one end of the second copper busbar (5); A mounting groove (13), wherein the mounting groove (13) is formed at one end of the plug-in rod (11), and a telescopic rod (14) is rotatably connected to the mounting groove (13) via a bearing (12); and A clamping block (9), wherein the clamping block (9) is fixedly connected to one end of the telescopic rod (14), and the clamping block (9) is movably clamped in the clamping groove (20).

2. The AC connection copper busbar according to claim 1, characterized in that: One end of the clamping block (9) is fixedly connected to two pulling blocks (10), and the upper ends of the two pulling blocks (10) are both provided with a toggle groove.

3. The AC connection copper busbar according to claim 2, characterized in that: Both ends of the first copper bar (1) and the second copper bar (5) are fixedly connected to external plates (2), and the upper ends of a plurality of the external plates (2) are threadedly connected to connecting bolts (3).

4. The AC connection copper busbar according to claim 3, characterized in that: One end of the first copper bar (1) is rotatably connected to a locking hook (15) via a rotating shaft, and one end of the second copper bar (5) is fixedly connected to a locking rod (16), and the locking hook (15) and the locking rod (16) are interference-fitted.

5. The AC connection copper busbar according to claim 4, characterized in that: One end of the locking hook (15) is fixedly connected to a rubber belt (17), and both ends of the first copper bar (1) and the second copper bar (5) are fixedly connected to two picking blocks (7).

6. The AC connection copper busbar according to claim 5, characterized in that: Two limit grooves (18) are provided on an inner wall of one side of the installation groove (13); one end of the telescopic rod (14) is fixedly connected to two limit rods (19); and the two limit rods (19) are slidably connected to the two limit grooves (18) respectively.

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