CN219267915U - Crimping type lead joint - Google Patents

Abstract

The application discloses crimping formula wire connection, a serial communication port includes: the support piece is fixed in the transfer box; the conductive piece is made of conductive materials and is arranged on the supporting piece; and the connecting piece is made of conductive materials and is fixed between the supporting piece and the conductive piece for fixing the cable connector. The support piece is fixed in the transfer box through setting up support piece, electrically conductive piece and connecting piece, play fixed support effect, fix a plurality of cable joints through a plurality of connecting pieces, because electrically conductive piece and connecting piece are made by conductive material, so two or more cable joints can form the passageway through electrically conductive piece, the welded mode of connection between the cable joints among the above-mentioned mode of connection replaces prior art, thereby avoid cable joint junction to burn out, the insulator is because of insulating impaired not enough and creepage, finally make a series of problems such as high-low speed transfer box inner lead take place short circuit or explosion accident.

Description

Crimping type lead joint

Technical Field

The application relates to the technical field of lead connectors, in particular to a crimping type lead connector.

Background

Along with the increasing requirements of energy conservation and environmental protection, most double-speed high-voltage motors can face the frequent starting condition, so that the pile heads in the high-low-speed transfer box of the double-speed high-voltage motors are required to withstand the electric stress generated when the motors are frequently started and meet the heat dissipation requirement.

At present, many high-voltage motors are dual-speed high-voltage motors, such as a circulating pump motor, a primary blower motor and the like, and high-speed operation is adopted in summer, so that part of dual-speed high-speed motors are frequently started, especially the circulating pump motor is basically started and stopped once daily, and are frequently started for a long time, so that insulators in a high-speed switching box and a low-speed switching box of the dual-speed high-voltage motors are seriously damaged, a high-voltage lead is subjected to the action of power to displace outwards during starting, and a supporting insulator and a connecting terminal are stressed, so that the supporting insulator is damaged and cracked, a lead fixing bolt and a connecting piece are loosened, meanwhile, a cable joint is generally welded, a high current can aggravate heating of the connecting terminal, the connecting position of the lead cable joint is burnt, the insulators are climbed due to insufficient insulation damage, and finally, and the leads in the high-speed switching box and the low-speed switching box are subjected to short circuit or explosion accidents.

In order to prevent the problem that the connection part of the cable connector of the high-speed and low-speed transfer box is blown, the inspection and the checking force of the circulating pump motor can only be increased at present, and after the circulating pump motor is started for five times every ten days on average, the inspection is needed to be performed in the high-speed and low-speed transfer box, so that the maintenance workload is greatly increased.

Content of the application

In view of the above, it is necessary to provide a crimp type lead tab.

The crimping type lead joint comprises:

the support piece is fixed in the transfer box;

the conductive piece is made of conductive materials and is arranged on the supporting piece;

and the connecting piece is made of conductive materials and is fixed between the supporting piece and the conductive piece for fixing the cable connector.

In some embodiments, the crimped lead connector further comprises:

the first fixing piece is fixed and penetrates through the supporting piece, the conductive piece and the connecting piece.

In some embodiments, the crimped lead connector further comprises:

the second fixing piece is arranged on the connecting piece and used for fixing the cable connector on the connecting piece.

In some embodiments, the support is made of an insulating material.

In some embodiments, the support member is provided with a plurality of connection members, and the connection members are in one-to-one correspondence with the cable joints.

In some embodiments, the surfaces of the conductive member and the connection member are provided with a silver layer.

Compared with the prior art, the beneficial effects of this application are:

through setting up support piece, electrically conductive piece and connecting piece, support piece is fixed in the transfer incasement, play fixed support effect, fix a plurality of cable joints through a plurality of connecting pieces, because electrically conductive piece and connecting piece are made by conductive material, so two or more cable joints can form the passageway through electrically conductive piece, the welded mode of connection between the cable joints among the above-mentioned mode of connection replaces prior art, thereby avoid cable joint junction to blow, the insulator creeps up because of insulating impaired inadequately, finally make a series of problems such as high-low speed transfer incasement lead wire take place short circuit or explosion accident.

Drawings

FIG. 1 is a schematic side view of a support, conductive member and connector according to an exemplary embodiment of the present application;

fig. 2 is a schematic top view of the support and conductive member according to an exemplary embodiment of the present application.

In the figure: 1. a support; 2. a conductive member; 3. a connecting piece; 31. a second fixing member; 4. a first fixing piece.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

As described in the background art, many high-voltage motors are currently dual-speed high-voltage motors, such as a circulating pump motor, a primary blower motor and the like, and are operated at high speed in summer, and for energy saving, part of the dual-speed high-speed motors are frequently required to be started frequently, especially the circulating pump motor is started and stopped once a day basically and frequently started for a long time, so that insulators in a high-speed and low-speed switching box of the dual-speed high-voltage motors are seriously damaged, high-voltage leads are subjected to outward displacement under the action of electric power during starting, and support insulators and connecting terminals are stressed, so that the support insulators are damaged and cracked, lead fixing bolts and connecting pieces are loosened, meanwhile, a welding mode is generally adopted by current cable joints, high current can aggravate heating of the connecting terminals, lead cable joints are burnt out, insulators are creepage due to insufficient insulation damage, and finally lead in the high-speed switching box is short-circuited or even explosive accidents occur. In order to prevent the problem that the connection part of the cable connector of the high-speed and low-speed transfer box is blown, the inspection and the checking force of the circulating pump motor can only be increased at present, and after the circulating pump motor is started for five times every ten days on average, the inspection is needed to be performed in the high-speed and low-speed transfer box, so that the maintenance workload is greatly increased.

To improve the above-mentioned problem, the present application proposes a crimp-type lead connector, referring to fig. 1 and 2, which mainly includes: a support 1, a conductive member 2, a connection member 3, a first fixing member 4, and a second fixing member 31. Wherein, support piece 1 is fixed in the transfer box, plays fixed support effect, fixes a plurality of cable joints through a plurality of connecting pieces 3, because electrically conductive piece 2 and connecting piece 3 are made by conductive material, so two or more cable joints can form the passageway through electrically conductive piece 2, and the welded mode of connection between the cable joints among the above-mentioned mode of connection replaces prior art, and the mode of connection of this application is more reliable and stable to avoid the problem that cable joint junction part burns out.

Specifically, in the exemplary embodiment, the supporting member 1 is formed in a long strip-shaped structure, two ends of the supporting member are fixedly arranged on the inner wall of the adaptor box, and further, the supporting member 1 is connected with the adaptor box in an adhesive or bolt connection manner. Further, the support 1 is made of an insulating material, in particular an ultra-high voltage insulating plate. Further, the supporting members 1 are provided with a plurality of supporting members 1, and the supporting members 1 are arranged in parallel in the same plane in pairs to form a stable and reliable insulation plane.

Specifically, in the exemplary embodiment, the connecting member 3 is formed in a U-shaped plate-like structure, and outer side surfaces of both side plates thereof are respectively abutted against the upper end surface of the supporting member 1 and the lower end surface of the conductive member 2. Further, the connection 3 is made of an electrically conductive material, in particular red copper. Corresponding to each supporting piece 1, a plurality of connecting pieces 3 are arranged, and the connecting pieces 3 are in one-to-one correspondence with the cable joints.

In other embodiments, the connecting member 3 is formed in a block structure, which is disposed between the supporting member 1 and the conductive member 2 and fixedly connected to the supporting member 1 and the conductive member 2, so as to improve the overall strength.

In other embodiments, the connecting member 3 is formed as a hollow tubular structure, which is disposed between the supporting member 1 and the conductive member 2 and fixedly connected to the supporting member 1 and the conductive member 2, and has higher strength and lower weight.

Specifically, in the exemplary embodiment, the conductive member 2 is formed in a plate-like structure, the whole of which is disposed in parallel to the support member 1, which is disposed above the connection member 3 and fixedly connected to the connection member 3, i.e., fixed to the support member 1 through the connection member 3. Further, the thickness of the conductive elements is consistent with the thickness of the supporting element 1 (5 mm), the width of the conductive elements is consistent with the width of the supporting element 1, and the length of the conductive elements is smaller than the width of the supporting element 1, namely, a plurality of conductive elements 2 are correspondingly arranged on each supporting element 1. Further, each conductive member 2 corresponds to at least two connecting members 3 to realize a current path of at least two cable joints.

In other embodiments, the conductive member 2 is formed as an L-shaped plate-like structure, which is integrally disposed in parallel to the support member 1, and which is fixed to two or more support members 1 by the connection member 3 to achieve communication of cable connectors at different positions.

Specifically, in the exemplary embodiment, the first fixing member 4 is formed as a bolt, and through holes are formed at corresponding positions on the conductive member 2, the connecting member 3 and the supporting member 1, and the first fixing member 4 sequentially penetrates through the conductive member 2, the connecting member 3 and the supporting member 1 and fixes the three together.

Specifically, in the exemplary embodiment, the second fixing member 31 is formed as a bolt, and is disposed on the bottom plate of the U-shaped connecting member 3, so as to fix the cable connector through the bolt, and the specific fixing manner belongs to the prior art and is not described herein.

Specifically, in the exemplary embodiment, the surfaces of the conductive member 2 and the connection member 3 are coated with a silver layer to ensure a good conductive contact surface, and further, the contact of the conductive member 2 and the connection member 3, and the contact of the second fixing member 31 and the connection member 3 are coated with a conductive paste to further improve the conductive performance.

In summary, through setting up support piece 1, electrically conductive piece 2 and connecting piece 3, support piece 1 is fixed in the transfer box, play fixed support effect, fix a plurality of cable joints through a plurality of connecting pieces 3, because electrically conductive piece 2 and connecting piece 3 are made by conductive material, so two or more cable joints can form the passageway through electrically conductive piece 2, the welded mode of connection between the cable joints among the above-mentioned mode of connection replaces prior art, thereby avoid cable joint junction position to burn out, the insulator creeps up because of the insulation is impaired inadequately, finally make a series of problems such as high low-speed transfer box inner lead take place short circuit or explosion accident.

On the other hand, through the application, the stress mode of the cable pile head of the double-speed high-voltage motor is changed, and the heat dissipation space of the cable pile head is increased, so that the cable pile head is not influenced by the electric stress of the motor when the double-speed high-voltage motor is started frequently, the stable, safe and reliable operation of the high-voltage motor is ensured, and meanwhile, the maintenance workload of the double-speed high-voltage motor is greatly reduced. Along with the requirements on energy conservation in recent years, more and more double-speed high-voltage motors have the situation of frequent starting, the optimization and upgrading investment is less, the transformation is convenient, the materials are easy to purchase, the maintenance is very convenient, and the double-speed high-voltage motor high-low speed transfer box can be comprehensively popularized to double-speed high-voltage motor high-low speed transfer boxes of various units in industry.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present application, and is not intended to limit the present application, but although the present application has been described in detail with reference to the foregoing embodiment, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (6)

1. A crimped lead joint, comprising:

the support piece (1) is fixed in the transfer box;

a conductive member (2) made of a conductive material and provided on the support member (1);

and the connecting piece (3) is made of conductive materials and is fixed between the supporting piece (1) and the conductive piece (2) for fixing the cable connector.

2. The crimped lead connection according to claim 1, further comprising:

the first fixing piece (4) is fixed and penetrates through the supporting piece (1), the conductive piece (2) and the connecting piece (3).

3. The crimped lead connection according to claim 1, further comprising:

and the second fixing piece (31) is arranged on the connecting piece (3) and is used for fixing the cable connector on the connecting piece (3).

4. A crimped wire connection according to claim 1, characterized in that the support (1) is made of insulating material.

5. A crimped wire connection according to claim 1, characterized in that the support (1) is provided with a plurality of said connection elements (3), said connection elements (3) being in one-to-one correspondence with the wire connections.

6. A crimped lead connection according to claim 1, characterized in that the surfaces of the conductive element (2) and the connecting element (3) are provided with a silver layer.

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