CN213753078U

CN213753078U - Conductive copper bar

Info

Publication number: CN213753078U
Application number: CN202023039359.XU
Authority: CN
Inventors: 陈琪; 张玉芳
Original assignee: WUXI ZHONGTIAN SOLID WASTE DISPOSAL CO Ltd
Current assignee: WUXI ZHONGTIAN SOLID WASTE DISPOSAL CO Ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-07-20
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a conductive copper bar, including first copper bar, first recess has been seted up on first copper bar right side, the inside internal thread that is equipped with of first recess, first through-hole has been seted up at first copper bar top, first through-hole is linked together with first recess, first copper bar one side is equipped with the second copper bar, second copper bar left side fixedly connected with fixed column. The utility model discloses a be equipped with the conducting resin, make first copper bar and second copper bar junction sealed, pass through screw thread fixed connection with fixed column and first recess, put the double-screw bolt in the first through-hole, then pass through screw thread fixed connection to nut and double-screw bolt, then first copper bar is connected with the second copper bar, be equipped with first pyrocondensation pipe, second pyrocondensation pipe and third pyrocondensation pipe, be favorable to improving first copper bar and the anticorrosive effect of second copper bar, this device structure simple to operate, occupation space is little, it is corrosion-resistant to have, the stable advantage of electric conductive property, be favorable to improving copper bar life.

Description

Conductive copper bar

Technical Field

The utility model relates to an electric conductor technical field, concretely relates to conductive copper bar.

Background

The conductive copper bar is a high-current conductive product, and is suitable for high and low voltage electrical apparatus, switch contact, distribution equipment, electrical apparatus engineering such as bus duct, also extensively be used for metal smelting, electrochemical plating, super large current electrolysis smelting engineering such as chemical caustic soda, direct exposure is in the plating bath when the conductive copper bar of electroplating usefulness uses, conductive copper bar is connected with the positive pole, in electroplating process, acidic steam in the plating bath is direct to contact with conductive copper bar, thereby lead to conductive copper bar to corrode, lead to resistance increase after the conductive copper bar corrodes, electric conductive property descends, influence electroplating efficiency, the copper that is corroded simultaneously gets into can pollute the plating solution in the plating solution, need be equipped with heat shrinkage bush at conductive copper bar outer surface and protect.

However, the existing conductive copper bars are connected in a superposition mode, and the conductive copper bars can have large fracture surfaces in the connection process in such a connection mode, so that the conductivity is reduced, and the occupied space is large when the conductive copper bars are used integrally.

Therefore, it is necessary to invent a copper bar for solving the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a conductive copper bar, through being equipped with the conducting resin, make first copper bar and second copper bar junction sealed, improve electric conductivity, pass through screw thread fixed connection with fixed column and first recess, put the double-screw bolt in the first through-hole, then pass through screw thread fixed connection to nut and double-screw bolt, then first copper bar is connected with the second copper bar, be equipped with first pyrocondensation pipe, second pyrocondensation pipe and third pyrocondensation pipe, be favorable to improving the anticorrosive effect of first copper bar and second copper bar, this device structure simple to operate, occupation space is little, it is corrosion-resistant to have, electric conductivity is stable, the efficient advantage of electric conduction, be favorable to improving copper bar life, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: an electrically conductive copper bar comprises a first copper bar, wherein a first groove is formed in the right side of the first copper bar, an internal thread is arranged inside the first groove, a first through hole is formed in the top of the first copper bar and communicated with the first groove, a second copper bar is arranged on one side of the first copper bar, a fixed column is fixedly connected to the left side of the second copper bar, an external thread is arranged on the outer surface of the fixed column, the internal thread is matched with the external thread, the fixed column is detachably connected with the first groove through a thread, an electrically conductive adhesive is arranged between the fixed column and the first groove, a second through hole is formed in the top of the fixed column and matched with the first through hole, a stud is arranged inside the first through hole, nuts are arranged at the top and the bottom of the outer surface of the stud, a first heat-shrinkable sleeve is arranged on the outer surface of the first copper bar, a second heat-shrinkable sleeve is arranged on the outer surface of the second copper bar, and a third heat-shrinkable sleeve is arranged on the outer surface of the nut.

Preferably, the top of the first copper bar and the top of the second copper bar are both provided with fixing holes, and the outer surfaces of the first copper bar and the second copper bar are both provided with epoxy resin coatings.

Preferably, the number of the fixing holes is two, and the number of the fixing holes in each group is two.

Preferably, the first heat-shrinkable tube, the second heat-shrinkable tube and the third heat-shrinkable tube are sequentially composed of a thermoplastic layer, a first anticorrosive layer, a heat dissipation layer, a second anticorrosive layer, a flame-retardant layer, a drying layer and a waterproof layer from inside to outside.

Preferably, the flame-retardant layer is made of a glass fiber material, and the waterproof layer is a PE coating.

Preferably, the bottom of the thermoplastic layer is provided with a second groove, and the cross section of the second groove is triangular.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the conductive adhesive is arranged, so that the joint of the first copper bar and the second copper bar is sealed, the conductivity is improved, the fixed column is fixedly connected with the first groove through threads, the stud is placed in the first through hole, then the nut is fixedly connected with the stud through the threads, the first copper bar is connected with the second copper bar, and the first heat shrink tube, the second heat shrink sleeve and the third heat shrink sleeve are arranged, so that the anti-corrosion effect of the first copper bar and the second copper bar is improved;

2. through being equipped with the thermoplastic layer, the thermoplastic layer meets thermal contraction, it is inseparabler to be equipped with the second recess and is favorable to making the thermoplastic layer shrink, the difficult slippage on layer is moulded to messenger's heat, first anticorrosive coating and second anticorrosive coating are favorable to anticorrosive, the heat dissipation layer is favorable to first copper bar and second copper bar heat dissipation, fire-retardant layer is favorable to the fire prevention, drying layer and waterproof layer are favorable to waterproof, and then rust-resistant, be favorable to improving first copper bar and second copper bar life.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a top view of the first copper bar of the present invention;

fig. 4 is a right side view of the first copper bar of the present invention;

fig. 5 is a top view of a second copper bar of the present invention;

fig. 6 is a cross-sectional view of the first heat shrinkable tube of the present invention.

Description of reference numerals:

1. a first copper bar; 2. a first groove; 3. an internal thread; 4. a first through hole; 5. a second copper bar; 6. fixing a column; 7. an external thread; 8. a conductive adhesive; 9. a second through hole; 10. a stud; 11. a nut; 12. a first heat shrink sleeve; 13. a second heat shrink sleeve; 14. a third heat shrink tubing; 15. a fixing hole; 16. a thermoplastic layer; 17. a first anticorrosive layer; 18. a heat dissipation layer; 19. a second anticorrosive layer; 20. a flame retardant layer; 21. drying the layer; 22. a waterproof layer; 23. a second groove.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides an electrically conductive copper bar as shown in figures 1-5, which comprises a first copper bar 1, a first groove 2 is arranged at the right side of the first copper bar 1, an internal thread 3 is arranged inside the first groove 2, a first through hole 4 is arranged at the top of the first copper bar 1, the first through hole 4 is communicated with the first groove 2, a second copper bar 5 is arranged at one side of the first copper bar 1, a fixed column 6 is fixedly connected at the left side of the second copper bar 5, an external thread 7 is arranged on the outer surface of the fixed column 6, the internal thread 3 is matched with the external thread 7, the fixed column 6 is detachably connected with the first groove 2 through a thread, an electrically conductive adhesive 8 is arranged between the fixed column 6 and the first groove 2, a second through hole 9 is arranged at the top of the fixed column 6, the second through hole 9 is matched with the first through hole 4, a stud 10 is arranged inside the first through hole 4, the top and the bottom of the outer surface of the stud 10 are respectively provided with a nut 11, the outer surface of the first copper bar 1 is provided with a first heat-shrinkable tube 12, the outer surface of the second copper bar 5 is provided with a second heat-shrinkable tube 13, the outer surface of the nut 11 is provided with a third heat-shrinkable tube 14, when the copper bar is used, the left side of the fixed column 6 is coated with a layer of conductive adhesive 8, then the fixed column 6 is fixedly connected with the first groove 2 through threads, the stud 10 is placed in the first through hole 4, then the nut 11 is fixedly connected with the stud 10 through threads, the first copper bar 1 is connected with the second copper bar 5, the first copper bar 1 is completely sleeved with the first heat-shrinkable tube, the second copper bar 5 is completely sleeved with the second heat-shrinkable tube, then the first heat-shrinkable tube and the second heat-shrinkable tube are heated through a gas flame gun, the first heat-shrinkable tube and the second heat-shrinkable tube are immediately shrunk, and the heating is stopped after the first heat-shrinkable tube and the first copper bar 1 are tightly adhered, the second heat shrinkable tube is tightly attached to the second copper bar 5 and then stops heating, the right end of the first heat shrinkable tube and the left end of the second heat shrinkable tube are completely sleeved by the third heat shrinkable tube 14, and the third heat shrinkable tube 14 is shrunk and fixed by the same method.

Further, in above-mentioned technical scheme, fixed orifices 15 have all been seted up at

first copper bar

1 and 5 tops of second copper bar,

first copper bar

1 and 5 surfaces of second copper bar all are equipped with the epoxy coating, install through fixed orifices 15, and it is fixed to facilitate the installation, and the epoxy coating improves the anticorrosive effect of

first copper bar

1 and 5 second copper bars, is favorable to improving

first copper bar

1 and 5 security and the life of second copper bar.

Further, in the above technical scheme, the number of the fixing holes 15 is set to two groups, and the number of the fixing holes 15 in each group is set to two, so that the fixing holes 15 are installed and fixed conveniently.

As shown in fig. 1-6: first heat-shrinkable tube 12, second heat-shrinkable tube 13 and third heat-shrinkable tube 14 are from inside to outside in proper order by thermoplastic layer 16, first anticorrosive coating 17, heat dissipation layer 18, second anticorrosive coating 19, fire-retardant layer 20, dry layer 21 and waterproof layer 22 are constituteed, when using, thermoplastic layer 16 meets the thermal contraction, first anticorrosive coating 17 and second anticorrosive coating 19 are favorable to anticorrosive, heat dissipation layer 18 is favorable to the heat dissipation of first copper bar 1 and second copper bar 5, fire-retardant layer 20 is favorable to the fire prevention, dry layer 21 and waterproof layer 22 are favorable to waterproofly, and then rust-proofly, be favorable to improving

first copper bar

1 and 5 security and life of second copper bar.

Further, in the above technical solution, the flame retardant layer 20 is made of a glass fiber material, the waterproof layer 22 is a PE coating, the flame retardant layer 20 is beneficial to fire prevention, and the waterproof layer 22 is beneficial to water prevention, so as to prevent rust, improve safety and prolong service life.

Further, in the above technical solution, the bottom of the thermoplastic layer 16 is provided with a second groove 23, the cross-sectional shape of the second groove 23 is triangular, when in use, the thermoplastic layer 16 contracts when heated, and the second groove 23 is provided to facilitate the thermoplastic layer 16 to contract more tightly, so that the thermoplastic layer 16 is not easy to slip.

This practical theory of operation:

referring to the attached figures 1-5 of the specification, when in use, a layer of conductive adhesive 8 is coated on the left side of the fixed column 6, then the fixing column 6 is fixedly connected with the first groove 2 through threads, the stud 10 is placed in the first through hole 4, then the nut 11 is fixedly connected with the stud 10 through threads, the first copper bar 1 is connected with the second copper bar 5, the first copper bar 1 is completely sleeved by the first heat-shrinkable tube, the second copper bar 5 is completely sleeved by the second heat-shrinkable tube, then heating the first heat-shrinkable tube and the second heat-shrinkable tube by a gas flame gun, immediately shrinking the first heat-shrinkable tube and the second heat-shrinkable tube, stopping heating after the first heat-shrinkable tube is tightly attached to the first copper bar 1, stopping heating after the second heat-shrinkable tube is tightly attached to the second copper bar 5, then, the right end of the first heat shrinkable tube and the left end of the second heat shrinkable tube are completely sleeved by using a third heat shrinkable tube 14, and the third heat shrinkable tube 14 is shrunk and fixed by using the same method;

referring to the attached drawings 1-6 of the specification, when the heat-shrinkable plastic layer 16 shrinks when heated, the second groove 23 is arranged to enable the heat-shrinkable plastic layer 16 to shrink more tightly, so that the heat-shrinkable plastic layer 16 is not easy to slip, the first anticorrosive layer 17 and the second anticorrosive layer 19 are beneficial to corrosion prevention, the heat dissipation layer 18 is beneficial to heat dissipation of the first copper bar 1 and the second copper bar 5, the flame-retardant layer 20 is beneficial to fire prevention, and the drying layer 21 and the waterproof layer 22 are beneficial to water prevention and further rust prevention.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a conductive copper bar, includes first copper bar (1), its characterized in that: the right side of the first copper bar (1) is provided with a first groove (2), an internal thread (3) is arranged in the first groove (2), the top of the first copper bar (1) is provided with a first through hole (4), the first through hole (4) is communicated with the first groove (2), one side of the first copper bar (1) is provided with a second copper bar (5), the left side of the second copper bar (5) is fixedly connected with a fixed column (6), the outer surface of the fixed column (6) is provided with an external thread (7), the internal thread (3) is matched with the external thread (7), the fixed column (6) is detachably connected with the first groove (2) through a thread, a conductive adhesive (8) is arranged between the fixed column (6) and the first groove (2), the top of the fixed column (6) is provided with a second through hole (9), and the second through hole (9) is matched with the first through hole (4), the copper bar heat-shrinkable tube is characterized in that a stud (10) is arranged inside the first through hole (4), nuts (11) are arranged on the top and the bottom of the outer surface of the stud (10), a first heat-shrinkable tube (12) is arranged on the outer surface of the first copper bar (1), a second heat-shrinkable tube (13) is arranged on the outer surface of the second copper bar (5), and a third heat-shrinkable tube (14) is arranged on the outer surface of the nut (11).

2. The copper busbar of claim 1, wherein: fixed orifices (15) have all been seted up at first copper bar (1) and second copper bar (5) top, first copper bar (1) and second copper bar (5) surface all are equipped with the epoxy coating.

3. The copper busbar of claim 2, wherein: the number of the fixing holes (15) is two, and the number of the fixing holes (15) in each group is two.

4. The copper busbar of claim 1, wherein: the heat-shrinkable tube is characterized in that the first heat-shrinkable tube (12), the second heat-shrinkable tube (13) and the third heat-shrinkable tube (14) are sequentially composed of a thermoplastic layer (16), a first anticorrosive layer (17), a heat dissipation layer (18), a second anticorrosive layer (19), a flame-retardant layer (20), a drying layer (21) and a waterproof layer (22) from inside to outside.

5. The copper busbar of claim 4, wherein: the flame-retardant layer (20) is made of glass fiber materials, and the waterproof layer (22) is a PE coating.

6. The copper busbar of claim 5, wherein: the bottom of the thermoplastic layer (16) is provided with a second groove (23), and the cross section of the second groove (23) is triangular.