阅读说明：本技术 一种新型免压接智能端子 (Novel exempt from crimping intelligence terminal ) 是由 秦伦华 邓东林 陈俊岐 蒋德亮 徐驰 刘旭 易克松 于 2020-04-15 设计创作，主要内容包括：本发明公开了一种新型免压接智能端子,包括,连接单元,包括连接套、位于所述连接套内的连接件；压紧单元,包括与所述连接套一端可拆卸连接的对接套、位于所述对接套内的压紧芯,所述压紧芯设置有通孔；线缆,包括与所述连接件接触的导线,以及包裹于所述导线的绝缘层,所述线缆穿过所述通孔；本发明内部设计成带弹性圆锥体,当导线插入端子内部时,椎体将会均匀分散多股导线,增大接触面积,减小接触电阻,压紧单元将线缆紧固在与锥体连接的位置,不易脱落；并且设计配套的绝缘防护套,连接美观、防水耐腐蚀,增加绝缘层寿命。(The invention discloses a novel crimping-free intelligent terminal which comprises a connecting unit, a connecting unit and a connecting piece, wherein the connecting unit comprises a connecting sleeve and a connecting piece positioned in the connecting sleeve; the pressing unit comprises a butting sleeve detachably connected with one end of the connecting sleeve and a pressing core positioned in the butting sleeve, and the pressing core is provided with a through hole; the cable comprises a conducting wire which is in contact with the connecting piece and an insulating layer which wraps the conducting wire, and the cable penetrates through the through hole; the inner part of the terminal is designed to be provided with the elastic cone, when the lead is inserted into the terminal, the cone can uniformly disperse a plurality of strands of leads, the contact area is increased, the contact resistance is reduced, and the cable is fastened at the position connected with the cone by the pressing unit and is not easy to fall off; and the insulating protective sleeve matched with the insulating protective sleeve is designed, so that the connection is attractive, waterproof and corrosion-resistant, and the service life of the insulating layer is prolonged.)

1. The utility model provides a novel exempt from crimping intelligent terminal which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the connecting unit (100) comprises a connecting sleeve (101) and a connecting piece (102) positioned in the connecting sleeve (101);

the pressing unit (200) comprises a butt joint sleeve (201) detachably connected with one end of the connecting sleeve (101) and a pressing core (202) positioned in the butt joint sleeve (201), and the pressing core (202) is provided with a through hole (202 a);

a cable (300) including a conductive wire (301) contacting the connector (102), and an insulating layer (302) wrapping the conductive wire (301), the cable (300) passing through the through hole (202 a).

2. The novel crimp-free intelligent terminal as claimed in claim 1, wherein: the connecting sleeve (101) is internally provided with two connecting pieces (102) which are symmetrically arranged, the connecting sleeve (101) is provided with a placing groove (101a), each connecting piece (102) comprises a cone (102a) and a sliding circular table (102b), the cone (102a) is in contact with the lead (301), and the sliding circular table (102b) is arranged in the placing groove (101 a);

the two connecting pieces (102) are connected through a connecting spring (103), and two ends of the connecting spring (103) are respectively connected with the corresponding sliding round tables (102 b).

3. The novel crimp-free intelligent terminal as claimed in claim 2, wherein: one end of the connecting sleeve (101) is provided with a first thread (101b), one end of the butting sleeve (201) is provided with a second thread (201a), and the first thread (101b) is matched and connected with the second thread (201 a).

4. The novel crimp-free intelligent terminal as claimed in any one of claims 1 to 3, wherein: the other end of the butt joint sleeve (201) is connected with a first reducing pipe (203), one end of the pressing core (202) is connected with a second reducing pipe (204), and the second reducing pipe (204) is located on the inner side of the first reducing pipe (203); the inner surface of the first reducing pipe (203) is a conical surface, and the outer surface of the second reducing pipe (204) is a conical surface;

the end part of the second reducing pipe (204) extends to form a pressing end (204a), and the diameter of the pressing end (204a) is smaller than the inner diameter of the smaller end of the first reducing pipe (203).

5. The novel crimp-free intelligent terminal as claimed in claim 4, wherein: the second reducing diameter (204) is provided with a compaction hole (204b), the compaction hole (204b) is formed by a through hole (202a) penetrating to the outer side of the second reducing diameter (204), and the axis of the compaction hole (204b) is vertical to a generatrix of the conical surface at the outer side of the second reducing diameter (204);

the compaction unit (200) further comprises a roller (205), the roller (205) is arranged in the compaction hole (204b), the roller (205) is in clearance fit with the compaction hole (204b), two ends of the roller (205) are hemispherical, one end of the roller (205) is abutted against the first reducing pipe (203), and the other end of the roller is abutted against the insulating layer (302).

6. The novel crimp-free intelligent terminal as claimed in claim 5, wherein: the pressing unit (200) further comprises a pressing cover (206), the pressing cover (206) is connected with one end, provided with a second thread (201a), of the butting sleeve (201), a third thread (206a) is arranged on the side face of the pressing cover (206), a fourth thread (201b) is further arranged at one end, provided with the second thread (201a), of the butting sleeve (201), and the third thread (206a) is in fit connection with the fourth thread (201 b).

7. The novel crimp-free intelligent terminal as claimed in claim 6, wherein: the pressing unit (200) further comprises a second spring (207), the second spring (207) is located in the butt-joint sleeve (201), one end of the second spring is connected with the pressing cover (206), and the other end of the second spring is connected with the pressing core (202).

8. The novel crimp-free intelligent terminal as claimed in claim 7, wherein: the gland (206) is further provided with a guide hole (206b) which is coaxial with the through hole (202a), the diameter of the guide hole (206b) is larger than that of the cable (300), one end, close to the pressing core (202), of the guide hole (206b) is a conical surface (206b-1), and the other end of the guide hole (206b) is provided with a dismounting groove (206 b-2).

9. The novel crimp-free intelligent terminal as claimed in claim 8, wherein: a limiting groove (202b) is formed in the outer surface of the pressing core (202), a limiting boss (201c) is arranged on the inner side of the butting sleeve (201), and the limiting groove (202b) is embedded in the limiting boss (201 c);

the outer surface of the compression core (202) is further provided with a dismounting hole (202c), an adjusting groove (201d) is formed in the position, corresponding to the dismounting hole (202c), of the butt joint sleeve (201), and the adjusting groove (201d) is axially arranged along the butt joint sleeve (201).

10. The novel crimp-free intelligent terminal as claimed in claim 9, wherein: the pressing unit (200) further comprises a protecting sleeve (208), and the protecting sleeve (208) is sleeved on the butt-joint sleeve (201).

Technical Field

The invention relates to the field of power distribution maintenance, in particular to a novel pressure-connection-free intelligent terminal.

Background

The connecting terminal is used for conveniently connecting the wires, and is actually a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting the wires, and screws are used for fastening or loosening, for example, two wires are connected at times and disconnected at times, and then the two wires can be connected by using the terminal and disconnected at any time without welding or winding the two wires together, so that convenience and rapidness are realized. The novel power cable is suitable for interconnection of a large number of wires, and has special terminal blocks and terminal boxes in the power industry, wherein the terminal blocks are all single-layer, double-layer, current, voltage, common and breakable.

Most of the existing wiring terminals are connected with wires in a crimping mode, the wiring terminals with the same or similar types as the corresponding wires need to be adopted before connection, and matched dies are selected through hydraulic tongs to crimp the wiring terminals during crimping. At present, the traditional lead connection mode has the defects of high process line consumption, labor and time waste, and the quality is influenced by climate cold and hot loosening and operation skills, so that the reliability is difficult to guarantee. Traditional wire stripping connected mode, it is longer to strip wire insulating layer distance, and the kinking transposition process cost plenty of time and need professional training, and the ageing potential safety hazard that exists of the insulating tape of winding simultaneously. The insulating tape is easy to fall off after aging, and line equipment faults and even fire disasters can be caused frequently, so that a great amount of personal injury and property loss are caused.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.

Therefore, the technical problems to be solved by the invention are that the traditional wiring mode has various working procedures, the wiring is not firm, and the insulating adhesive tape is easy to age.

In order to solve the technical problems, the invention provides the following technical scheme: the novel crimping-free intelligent terminal comprises a connecting unit, a connecting unit and a connecting unit, wherein the connecting unit comprises a connecting sleeve and a connecting piece positioned in the connecting sleeve; the pressing unit comprises a butting sleeve detachably connected with one end of the connecting sleeve and a pressing core positioned in the butting sleeve, and the pressing core is provided with a through hole; the cable, including with the wire of connecting piece contact, and wrap up in the insulating layer of wire, the cable passes the through-hole.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the connecting sleeve is internally provided with two connecting pieces which are symmetrically arranged, the connecting sleeve is provided with a placing groove, each connecting piece comprises a cone and a sliding round table, the cone is in contact with the lead, and the sliding round tables are arranged in the placing groove; the two connecting pieces are connected through a connecting spring, and two ends of the connecting spring are respectively connected with the corresponding sliding round tables.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: one end of the connecting sleeve is provided with a first thread, one end of the butting sleeve is provided with a second thread, and the first thread is in fit connection with the second thread.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the other end of the butt joint sleeve is connected with a first reducing diameter, one end of the pressing core is connected with a second reducing diameter, and the second reducing diameter is positioned on the inner side of the first reducing diameter; the inner surface of the first reducing pipe is a conical surface, and the outer surface of the second reducing pipe is a conical surface; the end part with the second variable diameter extends to form a pressing end, and the diameter of the pressing end is smaller than the inner diameter of the smaller end with the first variable diameter.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the second reducing pipe is provided with a compaction hole, the compaction hole is formed by penetrating a through hole to the outer side of the second reducing pipe, and the axis of the compaction hole is perpendicular to a bus of the conical surface at the outer side of the second reducing pipe; the compaction unit further comprises a roller, the roller is arranged in the compaction hole, the roller is in clearance fit with the compaction hole, two ends of the roller are hemispherical, one end of the roller is abutted to the first reducing hole, and the other end of the roller is abutted to the insulating layer.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the compressing unit further comprises a gland, the gland is connected with one end, provided with a second thread, of the butting sleeve, a third thread is arranged on the side face of the gland, a fourth thread is further arranged at one end, provided with the second thread, of the butting sleeve, and the third thread is connected with the fourth thread in a matched mode.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the pressing unit further comprises a second spring, the second spring is located in the butt-joint sleeve, one end of the second spring is connected with the pressing cover, and the other end of the second spring is connected with the pressing core.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the gland still be provided with the guide hole of through-hole coaxial axle center, the guide hole diameter is greater than the diameter of cable, the guide hole is close to the one end that compresses tightly the core is the toper face, and the other end is provided with the dismantlement groove.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the outer surface of the compression core is provided with a limiting groove, a limiting boss is arranged on the inner side of the butt joint sleeve, and the limiting groove is embedded in the limiting boss; the outer surface of the compression core is further provided with a disassembly hole, a disassembly groove is formed in the position, corresponding to the disassembly hole, of the butt joint sleeve, and the disassembly groove is axially arranged along the butt joint sleeve.

As a preferred scheme of the novel crimping-free intelligent terminal, the invention comprises: the pressing unit further comprises a protecting sleeve, and the protecting sleeve is sleeved on the butt joint sleeve.

The invention has the beneficial effects that: the interior of the connecting terminal is designed to be provided with an elastic cone, when a lead is inserted into the terminal, the cone can uniformly disperse a plurality of strands of leads, the contact area is increased, the contact resistance is reduced, the pressing unit fastens the cable at the position connected with the cone, the cable is not easy to fall off, and the two leads can be easily and conveniently lapped without using tools for crimping; and the insulating protective sleeve matched with the insulating protective sleeve is designed, so that the connection is attractive, waterproof and corrosion-resistant, and the service life of the insulating layer is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:

fig. 1 is a schematic view of an appearance structure of a novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall cross-sectional structure of a novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 3 is a schematic view of a quarter section structure of a novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a pressing unit in the novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a pressing core in the novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a butt-joint sleeve in a novel crimp-free intelligent terminal according to an embodiment of the invention

Fig. 7 is a schematic structural diagram of wire butting in the novel crimp-free intelligent terminal according to an embodiment of the present invention;

fig. 8 is a schematic diagram of a wiring process in the novel crimp-free intelligent terminal according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.