Bus capable of effectively improving salt mist resistance and ultraviolet resistance

Abstract

The utility model discloses a bus capable of effectively improving salt fog resistance and ultraviolet resistance, which comprises a bus body and a connecting device, and is characterized in that the bus body comprises a copper bar conductor, an insulating layer, a wrapping tape, a metal armor layer, an ultraviolet-proof sheath layer, a waterproof layer and a salt fog-proof coating, the insulating layer is wrapped on the peripheral wall of the copper bar conductor, and the wrapping tape is wrapped on the peripheral wall of the copper bar conductor; gaps between the copper bar conductors and the insulating layer are filled with asbestos fillers, the wrapping tape is wound on the outer circumferential wall of the insulating layer, the metal armor layer wraps the outer circumferential wall of the wrapping tape, the ultraviolet-proof sheath layer wraps the outer circumferential wall of the metal armor layer, the water-blocking layer is arranged on the inner circumferential wall of the ultraviolet-proof sheath layer, and the outer circumferential wall of the water-blocking layer wraps the outer circumferential wall of the metal armor layer. The salt mist prevention coating is uniformly coated on the peripheral wall of the ultraviolet-proof sheath layer, and the connecting device comprises an insulating shell, a connecting plate, an elastic clamping arm and a spring. According to the technical scheme of the utility model, the salt mist resistance and ultraviolet resistance of the bus can be effectively improved, and the rapid connection and disassembly of the bus can be realized through the connecting device.

Description

Technical Field

[0001] The utility model relates to the technical field of busbars, in particular to a busbar capable of effectively improving salt spray resistance and ultraviolet resistance. Background Art

[0002] In power systems, busbars connect the various current-carrying branch circuits within distribution equipment, collecting, distributing, and transmitting electrical energy. High-current power supply and distribution is a crucial component of the power supply and distribution sector, widely used in a wide range of fields, including construction, industry, electricity, transportation, and new energy. As global environmental issues become increasingly prominent, environmental awareness is also increasing. The use of environmentally friendly materials is gaining increasing attention and importance across various fields. As a key electrical material, busbars play a vital role in power systems.

[0003] However, due to the influence of outdoor environments, busbars are often subject to corrosion from factors such as salt spray and ultraviolet rays, which affects their stability and service life. To improve the corrosion resistance of busbars, especially to ensure long-term stable operation in marine environments and high ultraviolet radiation, we have proposed a busbar with effectively improved salt spray and UV resistance. Utility Model Content

[0004] The main purpose of the utility model is to propose a busbar that can effectively improve the salt spray resistance and UV resistance, aiming to solve the technical problem that the existing busbar is often corroded by corrosion factors such as salt spray and ultraviolet rays, which affects its stability and service life.

[0005] To achieve the above-mentioned objectives, the utility model proposes a busbar that can effectively improve the salt spray resistance and UV resistance, including a busbar body and a connecting device. The busbar body includes a copper bus conductor, an insulating layer, a wrapping tape, a metal armor layer, an anti-UV sheath layer, a water-blocking layer and an anti-salt spray coating. The insulating layer is wrapped around the outer peripheral wall of the copper bus conductor, and the gap between the copper bus conductor and the insulating layer is filled with asbestos filler. The wrapping tape is wrapped around the outer peripheral wall of the insulating layer, the metal armor layer is wrapped around the outer peripheral wall of the wrapping tape, the anti-UV sheath layer is wrapped around the outer peripheral wall of the metal armor layer, the water-blocking layer is arranged on the inner peripheral wall of the anti-UV sheath layer, and the anti-salt spray coating is evenly coated on the outer peripheral wall of the anti-UV sheath layer. The connecting device includes An insulating shell, a connecting plate, an elastic clamping arm and a spring, the rear end wall and the front end wall of the insulating shell are respectively recessed with a first opening and a second opening, the front end portion of the connecting plate is inserted into the first opening, and the connecting plate is detachably fixedly connected to the rear end wall of the insulating shell by screws, the elastic clamping arms are respectively movably arranged at the front end portion of the connecting plate, a copper bus conductor clamping opening is formed between the elastic clamping arms, the front end portions of the elastic clamping arms are all arranged in an outwardly curved arc structure, and the front end portions of the elastic clamping arms are all extended out of the second opening, the springs are respectively arranged on the outside of the elastic clamping arms, and the springs are respectively abutted against the inner walls of the upper and lower ends of the elastic clamping arms and the insulating shell, and a screw hole is provided at the rear end portion of the connecting plate.

[0006] Optionally, the outer peripheral wall of the copper busbar conductor is provided with a tin plating layer.

[0007] Optionally, the insulating layer is formed of flame-retardant cross-linked polyethylene.

[0008] Optionally, the wrapping tape is a mica tape, a glass fiber cloth tape or a ceramic composite tape.

[0009] Optionally, the metal armor layer adopts hard copper tape armor.

[0010] Optionally, the UV protection sheath layer is made of polyethylene, polyvinyl chloride or polypropylene.

[0011] Optionally, the connecting device also includes a first limiting plate, which is respectively arranged on the left and right inner walls of the insulating shell. A supporting portion is protruded from the middle inner wall of the first limiting plate, and the supporting portion is located between the copper bus conductor clamping openings. The supporting portion is respectively in contact with the inner wall of the elastic clamping arm.

[0012] Optionally, the connecting device also includes a second limiting plate, which is respectively arranged on the upper end wall and the lower end wall of the support part. The left and right side walls of the elastic clamping arm are respectively recessed with a limiting groove, and the second limiting plate is respectively embedded in the limiting groove.

[0013] Optionally, the spring is a cylindrical coil spring, and a plurality of spring mounting posts are protruding from the outer side wall of the elastic clamping arm, and the springs are respectively sleeved on the spring mounting posts.

[0014] Optionally, a mounting plate is protruded from both side walls of the rear end portion of the insulating shell, and a plurality of mounting holes are recessed on the mounting plates.

[0015] The technical solution of the present invention has the following beneficial effects: the technical solution of the present invention adopts polyethylene, polyvinyl chloride or polypropylene as the anti-ultraviolet sheath layer, and carbon element is added to the anti-ultraviolet sheath layer, which has a strong inhibitory effect on ultraviolet rays, has good weather resistance and anti-ultraviolet performance, can play a good anti-ultraviolet function, and at the same time provides anti-corrosion and anti-ultraviolet protection, performs stably in outdoor environments, and can effectively provide anti-ultraviolet performance of the busbar; by providing a water-blocking layer on the inner side of the anti-ultraviolet sheath layer, the water-blocking layer improves the waterproof and anti-seepage performance of the cable, and can prevent the penetration of corrosive moisture such as acid and alkali; the surface of the anti-ultraviolet sheath layer is provided with an anti-salt spray coating, which is anti-salt spray The coating can precipitate paraffin and oily substances, forming an isolation layer on the surface of the UV-resistant sheath layer, making it difficult for moisture and crystallized salt to adhere to the surface of the UV-resistant sheath layer, preventing salt spray adhesion, and effectively improving the salt spray resistance of the busbar; a tin-plated layer (not shown) is provided on the outer peripheral wall of the copper busbar conductor to effectively protect the copper busbar conductor from corrosion by salt spray, so that the busbar can not only operate stably for a long time in harsh environments, but also significantly improve the overall efficiency and safety of the power transmission system; and the busbar can be quickly connected and disassembled through the connection device to realize current transmission without the need for tools to tighten screws. It can be used to connect distribution products with busbars in compact spaces, with convenient and fast connection and simple operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0017] Figure 1 This is a schematic diagram of the overall structure of a busbar body of an embodiment of the utility model, which can effectively improve the salt spray resistance and UV resistance of the busbar;

[0018] Figure 2 This is a schematic cross-sectional structure diagram of a busbar body of an embodiment of the utility model, which can effectively improve salt spray resistance and UV resistance;

[0019] Figure 3This is a schematic diagram of the overall structure of a busbar connection device that can effectively improve salt spray resistance and UV resistance according to an embodiment of the present utility model;

[0020] Figure 4 This is a schematic structural diagram from another perspective of a busbar connection device that can effectively improve salt spray resistance and UV resistance according to an embodiment of the present invention;

[0021] Figure 5 This is a schematic diagram of the exploded structure of a busbar connection device that can effectively improve salt spray resistance and UV resistance according to an embodiment of the present invention;

[0022] Figure 6 This is another exploded structural diagram of a busbar connection device that can effectively improve salt spray resistance and UV resistance according to an embodiment of the present invention;

[0023] Figure 7 This is a structural schematic diagram of the connection state of a busbar connecting device and a busbar body in one embodiment of the utility model, which can effectively improve the salt spray resistance and UV resistance.

[0024] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0027] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that ordinary technicians in this field can implement them. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

[0028] The utility model provides a busbar which can effectively improve the salt spray resistance and ultraviolet resistance performance.

[0029] like Figures 1 to 7As shown, in one embodiment of the present invention, the busbar that can effectively improve the salt spray resistance and UV resistance performance includes a busbar body 100 and a connecting device 200. The busbar body 100 includes a copper busbar conductor 101, an insulating layer 102, a wrapping tape 103, a metal armor layer 104, an anti-ultraviolet sheath layer 105, a water-blocking layer 106, and an anti-salt spray coating 107. The insulating layer 102 is wrapped around the outer peripheral wall of the copper busbar conductor 101, and the copper busbar conductor 101 and the insulating layer 102 are connected. The gaps between the insulating layer 102 are filled with asbestos fillers, the wrapping tape 103 is wrapped around the outer peripheral wall of the insulating layer 102, the metal armor layer 104 is wrapped around the outer peripheral wall of the wrapping tape 103, the anti-ultraviolet sheath layer 105 is wrapped around the outer peripheral wall of the metal armor layer 104, the water-blocking layer 106 is arranged on the inner peripheral wall of the anti-ultraviolet sheath layer 105, and the anti-salt spray coating 107 is evenly coated on the outer peripheral wall of the anti-ultraviolet sheath layer 105. The connecting device 200 includes an insulating shell 201, a connecting shell 202, a connecting shell 203, and a connecting shell 204. The plate 202, the elastic clamping arm 203 and the spring 204, the rear end wall and the front end wall of the insulating shell 201 are respectively recessed with a first opening 2011 and a second opening 2021, the front end portion of the connecting plate 202 is inserted into the first opening 2011, and the connecting plate 202 is detachably fixedly connected to the rear end wall of the insulating shell 201 by screws, the elastic clamping arms 203 are respectively movably arranged at the front end portion of the connecting plate 202, and a copper bus conductor clamping opening is formed between the elastic clamping arms 203, the front end portions of the elastic clamping arms 203 are all arranged in an outwardly curved arc structure, and the front end portions of the elastic clamping arms 203 are all extended out of the second opening 2012, the springs 204 are respectively arranged on the outside of the elastic clamping arms 203, and the springs 204 are respectively abutted against the inner walls of the upper and lower ends of the elastic clamping arms 203 and the insulating shell 201, and the rear end portion of the connecting plate 202 is provided with a screw hole 2021, which is convenient for the installation and fixation of the connecting plate and the power distribution product.

[0030] Specifically, the outer wall of the copper busbar conductor 101 is provided with a tinned layer (not shown), which can effectively protect the copper busbar conductor from corrosion caused by salt mist.

[0031] Specifically, the insulating layer 102 is formed of flame-retardant cross-linked polyethylene, which can effectively improve the insulation performance of the busbar.

[0032] Specifically, the wrapping tape 103 is a mica tape, a glass fiber cloth tape or a ceramic composite tape, which can effectively improve the insulation performance of the busbar.

[0033] Specifically, the metal armor layer 104 is made of hard copper tape armor, which has high strength and can effectively increase the service life of the busbar.

[0034] Specifically, the anti-ultraviolet sheath layer 105 is formed of polyethylene, polyvinyl chloride or polypropylene. These materials have good weather resistance and anti-ultraviolet performance, and are stable in outdoor environments, which can effectively improve the anti-salt spray and ultraviolet performance of the busbar.

[0035] Specifically, the connecting device 200 also includes a first limiting piece 205, which is respectively arranged on the left and right inner walls of the insulating shell 201. A supporting portion 2051 is protruded from the middle inner wall of the first limiting piece 205. The supporting portion 2051 is located between the copper bus conductor clamping openings. The supporting portion 2051 is respectively in contact with the inner wall of the elastic clamping arm 203. By pre-opening the elastic clamping arm, the insertion of the busbar body is easier, and the connection between the busbar body and the connecting device can be made more convenient and quick.

[0036] Specifically, the connecting device 200 also includes a second limiting plate 206, which is respectively arranged on the upper end wall and the lower end wall of the support part 2051. The left and right side walls of the elastic clamping arm 203 are respectively recessed with a limiting groove 2031. The second limiting plate 206 is respectively embedded in the limiting groove 2031, which plays a role in limiting the elastic clamping arm, preventing the elastic clamping arm from swinging left and right, and improving the service life of the connecting device.

[0037] Specifically, the spring 204 is a cylindrical coil spring, and a plurality of spring mounting posts 207 are protruding from the outer wall of the elastic clamping arm 203 . The springs 204 are respectively sleeved on the spring mounting posts 207 , so as to facilitate the installation and fixation of the spring.

[0038] Specifically, a mounting plate 208 is protruded from both side walls of the rear end portion of the insulating housing 201 , and a plurality of mounting holes 2081 are recessed on the mounting plates to facilitate installation and fixation of the insulating housing.

[0039] Specifically, the working principle of the present invention is:

[0040] The anti-ultraviolet sheath layer is made of polyethylene, polyvinyl chloride or polypropylene, and carbon is added to the anti-ultraviolet sheath layer, which has a strong inhibitory effect on ultraviolet rays, has good weather resistance and anti-ultraviolet performance, can play a good anti-ultraviolet function, and at the same time provides anti-corrosion and anti-ultraviolet protection, performs stably in outdoor environments, and can effectively provide anti-ultraviolet performance of the busbar; there is a water-blocking layer on the inner side of the anti-ultraviolet sheath layer, which improves the waterproof and anti-seepage performance of the cable, and can prevent the penetration of corrosive moisture such as acid and alkali; the surface of the anti-ultraviolet sheath layer is provided with an anti-salt spray coating, which can precipitate paraffin and oily substances, and in the anti-ultraviolet An isolation layer is formed on the surface of the wire sheath layer, making it difficult for moisture and crystallized salt to adhere to the surface of the UV-resistant sheath layer, preventing salt spray adhesion and effectively improving the salt spray resistance of the busbar. A tin-plated layer (not shown) is provided on the outer peripheral wall of the copper busbar conductor to effectively protect the copper busbar conductor from corrosion by salt spray, allowing the busbar to not only operate stably for a long time in harsh environments, but also significantly improve the overall efficiency and safety of the power transmission system. The busbar can also be quickly connected and disassembled through the connection device to realize current transmission without the need for tools to tighten screws. It can be used to connect power distribution products with busbars in compact spaces, with convenient and fast connection and simple operation.

[0041] The above description is only a preferred embodiment of the present invention and does not limit the patent scope of the present invention. All equivalent structural transformations made by using the contents of the present invention specification and drawings under the utility model concept, or direct / indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A busbar that can effectively improve salt spray resistance and UV resistance, characterized in that: The busbar body comprises a busbar body and a connecting device, wherein the busbar body comprises a copper busbar conductor, an insulating layer, a wrapping tape, a metal armor layer, an anti-ultraviolet jacket layer, a water-blocking layer, and an anti-salt spray coating. The insulating layer is wrapped around the outer peripheral wall of the copper busbar conductor, and the gap between the copper busbar conductor and the insulating layer is filled with asbestos filler. The wrapping tape is wound around the outer peripheral wall of the insulating layer, the metal armor layer is wrapped around the outer peripheral wall of the wrapping tape, the anti-ultraviolet jacket layer is wrapped around the outer peripheral wall of the metal armor layer, the water-blocking layer is arranged on the inner peripheral wall of the anti-ultraviolet jacket layer, and the anti-salt spray coating is evenly coated on the outer peripheral wall of the anti-ultraviolet jacket layer. The connecting device comprises an insulating shell, a connecting plate, an elastic clamping arm, and a spring. The rear end wall and the front end wall of the insulating shell are respectively recessed with a first opening and a second opening, the front end portion of the connecting plate is inserted into the first opening, and the connecting plate is detachably fixed to the rear end wall of the insulating shell by screws, the elastic clamping arms are respectively movably arranged at the front end portion of the connecting plate, a copper bus conductor clamping opening is formed between the elastic clamping arms, the front end portions of the elastic clamping arms are each arranged in an outwardly bent arc structure, and the front end portions of the elastic clamping arms are each extended out of the second opening, the springs are respectively arranged on the outside of the elastic clamping arms, and the springs are respectively abutted against the inner walls of the upper and lower ends of the elastic clamping arms and the insulating shell, and a screw hole is provided at the rear end portion of the connecting plate.

2. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The outer peripheral wall of the copper bus conductor is provided with a tinned layer.

3. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The insulating layer is formed of flame-retardant cross-linked polyethylene.

4. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The wrapping tape is a mica tape, a glass fiber cloth tape or a ceramic composite tape.

5. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The metal armor layer is armored with hard copper tape.

6. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The anti-ultraviolet sheath layer is made of polyethylene, polyvinyl chloride or polypropylene.

7. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The connecting device also includes a first limiting plate, which is respectively arranged on the left and right inner walls of the insulating shell. A supporting portion is protruded from the middle inner wall of the first limiting plate. The supporting portion is located between the copper busbar conductor clamping openings, and the supporting portion abuts against the inner wall of the elastic clamping arm.

8. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 7, characterized in that: The connecting device also includes a second limiting plate, which is respectively arranged on the upper end wall and the lower end wall of the support part. The left and right side walls of the elastic clamping arm are respectively recessed with a limiting groove, and the second limiting plate is respectively embedded in the limiting groove.

9. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: The spring is a cylindrical coil spring, and a plurality of spring mounting posts are protruding from the outer side wall of the elastic clamping arm, and the springs are respectively sleeved on the spring mounting posts.

10. The busbar capable of effectively improving salt spray resistance and UV resistance according to claim 1, characterized in that: A mounting plate is protruded from both side walls of the rear end portion of the insulating shell, and a plurality of mounting holes are recessed on the mounting plates.

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