CN219591675U

CN219591675U - Special binding post of high-power heating equipment

Info

Publication number: CN219591675U
Application number: CN202320469653.9U
Authority: CN
Inventors: 孙山; 唐敏
Original assignee: Irico Hefei LCD Glass Co Ltd
Current assignee: Irico Hefei LCD Glass Co Ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-08-25
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a special wiring terminal for high-power heating equipment, which comprises: a wiring part, one side of which is connected with a connecting part; a crimping portion located at one side of the connection portion, the crimping portion including: the cable comprises a cable core fixing tube, wherein one side of the cable core fixing tube is connected with a threaded crimping tube, and a fastening nut is arranged on the outer side of the cable core fixing tube; the screw thread pressure connecting pipe is provided with external threads opposite to the internal threads of the fastening nut at the outer part, the side wall of the screw thread pressure connecting pipe is provided with a plurality of strip-shaped through grooves, and the strip-shaped through grooves are distributed on the side wall of the screw thread pressure connecting pipe in an annular array shape; the wire core is convenient to put into the threaded crimping pipe; after the wire core is placed, the fastening nut adsorbed on the magnetic attraction piece at the outer side of the wire core fixing pipe slides to the thread crimping pipe, so that the fastening nut is fixed at the outer side of the thread crimping pipe, and the fastening connection between the thread crimping pipe and the wire core is ensured.

Description

Special binding post of high-power heating equipment

Technical Field

The utility model relates to the technical field of wiring terminals, in particular to a special wiring terminal for high-power heating equipment.

Background

In the use process of the high-power heating equipment, the power is high, the current is high, the power line is close to the heating equipment, and the high-power heating equipment is in a high-temperature environment for a long time. The aging speed of the power line is accelerated by the high-temperature environment, particularly the power line with the length of about 100mm near the heating end of the heating equipment, the temperature is about 200 ℃, the power line is seriously aged after long-time use, the line is hardened and becomes brittle, and the insulating skin is aged and falls off. The power line resistance after ageing becomes great, leads to the loss increase, causes the energy waste, and if still continue long-time use when the power line is seriously ageing, the power line has very big burn out fusing risk, brings huge potential safety hazard for normal production. For this purpose, the terminal connection needs to be re-pressed after the severely aged power supply line has been cut off.

The power wire of the high-power heating equipment is oxidized to different degrees in the use process, the wire diameter is increased to different degrees, and two difficulties are caused in re-pressing the terminal after the severe ageing section is cut off. Firstly, the wires are difficult to be fully plugged into the terminals; secondly, because the wiring position is higher and the wire diameter is larger, special tools are needed, and the terminal is inconvenient to press. Therefore, if the conventional wire pressing terminal is used, the operation difficulty is high, a long operation time is required, and the later process recovery is greatly difficult. For example, in patent CN114883833a, a binding post is disclosed, including grafting portion, heart yearn fixed part and the insulated wire fixed part that connects gradually, grafting portion includes the diapire, sets up the lateral wall on the diapire and with the last conducting strip of diapire opposite arrangement, go up to be circular arc transitional coupling between conducting strip and the lateral wall, go up the conducting strip with circular arc transitional coupling department between the lateral wall sets up the first recess that is used for eliminating residual stress. When the wiring terminal of the patent is applied to high-power heating equipment with higher wiring positions for wiring, the wiring process is complicated, and the wire cores are difficult to be plugged into the terminal rapidly.

Disclosure of Invention

The utility model aims to provide a special wiring terminal for high-power heating equipment, which solves the following technical problems:

when the existing wiring terminal is applied to high-power heating equipment with a higher wiring position, the power wires of the high-power heating equipment are oxidized to different degrees in the using process, the wire diameter is increased, and the wire cores are difficult to be fully plugged into the terminal rapidly.

The aim of the utility model can be achieved by the following technical scheme:

a special binding post for high power heating equipment, comprising:

a wiring part, one side of which is connected with a connecting part;

a crimping portion located at one side of the connection portion, the crimping portion including:

the cable comprises a cable core fixing tube, wherein one side of the cable core fixing tube is connected with a threaded crimping tube, and a fastening nut is arranged on the outer side of the cable core fixing tube;

the screw thread pressure connecting pipe is provided with external threads opposite to the internal threads of the fastening nut at the outer part, the side wall of the screw thread pressure connecting pipe is provided with a plurality of strip-shaped through grooves, and the strip-shaped through grooves are distributed on the side wall of the screw thread pressure connecting pipe in an annular array shape;

wherein, the inside of screw thread crimping pipe is provided with a plurality of elastic teeth.

As a further scheme of the utility model: the outside of sinle silk fixed pipe is embedded with the magnetism and is inhaled the piece, the outside of magnetism is inhaled the piece and is provided with the anti-skidding glue film.

As a further scheme of the utility model: and the wiring part is provided with a wiring hole.

As a further scheme of the utility model: concave table tops are arranged on two sides of the connecting portion.

As a further scheme of the utility model: the strip-shaped through grooves are parallel to the central axis of the threaded pressure connection pipe, and the number of the strip-shaped through grooves is 2-6.

As a further scheme of the utility model: the tip of elastic tooth is towards being close to the slope of the one side of sinle silk fixed pipe, elastic tooth is provided with a plurality of, and a plurality of elastic tooth is annular array form and distributes on the inner wall of screw thread crimping pipe.

The utility model has the beneficial effects that:

according to the utility model, the strip-shaped through groove parallel to the central axis of the thread crimping pipe is formed in the thread crimping pipe, and when the thread crimping pipe is used, the thread core is inserted into the thread crimping pipe, so that the thread crimping pipe has outward expansion elasticity, and the thread core is conveniently put into the thread crimping pipe; after the wire core is placed, a fastening nut adsorbed at the magnetic attraction piece at the outer side of the wire core fixing pipe is slid to the thread crimping pipe, and the fastening nut is rotated, so that the fastening nut is fixed at the outer side of the thread crimping pipe, and the fastening connection between the thread crimping pipe and the wire core is ensured; the oxidation of the power wire of the high-power heating equipment with different degrees in the use process is avoided, the wire diameter is increased, and the wire core is difficult to be fully plugged into the terminal.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of the structure of the core mounting tube and threaded crimp tube of the present utility model;

FIG. 3 is a schematic view of the structure of the spring tooth of the present utility model;

FIG. 4 is a side view of a nipple of the present utility model;

fig. 5 is a state of use diagram of the present utility model.

In the figure: 1. a connection part; 2. a fastening nut; 3. a wire core fixing tube; 4. a threaded crimp tube; 5. a strip-shaped through groove; 6. a wiring section; 7. a wiring hole; 8. elastic teeth; 9. a magnetic attraction piece; 10. a concave table top.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model is a special wiring terminal for a high-power heating device, comprising:

a connection part 6, one side of the connection part 6 is connected with a connection part 1;

a crimping part located at one side of the connection part 1, the crimping part including:

the wire core fixing tube 3, one side of the wire core fixing tube 3 is connected with a threaded press-fit tube 4, and the outer side of the wire core fixing tube 3 is provided with a fastening nut 2;

the screw thread press connection pipe 4, the outside of the screw thread press connection pipe 4 is provided with external threads opposite to the internal threads of the fastening nut 2, the side wall of the screw thread press connection pipe 4 is provided with a plurality of strip-shaped through grooves 5, and the strip-shaped through grooves 5 are distributed on the side wall of the screw thread press connection pipe 4 in an annular array shape;

wherein the inside of the nipple 4 is provided with a number of elastic teeth 8.

Specifically, the wire core is inserted into the threaded press connection pipe 4, and the threaded press connection pipe 4 is provided with the strip-shaped through groove 5 parallel to the central axis of the threaded press connection pipe 4, so that the threaded press connection pipe 4 has outward expansion elasticity, and the wire core is conveniently placed into the threaded press connection pipe 4;

after the wire core is placed, the fastening nut 2 adsorbed on the magnetic attraction piece 9 outside the wire core fixing pipe 3 slides to the screw-thread pressure joint pipe 4 and rotates the fastening nut 2, so that the fastening nut 2 is fixed outside the screw-thread pressure joint pipe 4, and the fastening connection between the screw-thread pressure joint pipe 4 and the wire core is ensured.

In one embodiment of the utility model, the magnetic attraction piece 9 is embedded at the outer side of the wire core fixing tube 3, and an anti-slip adhesive layer is arranged at the outer side of the magnetic attraction piece 9.

Specifically, the magnetic attraction piece 9 enables the fastening nut 2 to be fixed on the outer side of the wire core fixing tube 3, and the fastening nut 2 is prevented from falling off when the wiring terminal is not used.

Further, the wiring portion 6 is provided with a wiring hole 7.

In one embodiment of the utility model, the two sides of the connection part 1 are provided with concave abutment surfaces 10.

Specifically, when the wiring terminal needs to rotate, the wrench clamps the concave table top 10 to rotate, and the installation is completed in a fastening mode.

In one embodiment of the present utility model, the strip-shaped through grooves 5 are parallel to the central axis of the screw press pipe 4, and the number of the strip-shaped through grooves 5 is 2-6.

Specifically, the strip through groove 5 is provided with a plurality of firm degrees which affect the fixation of the screw thread crimping pipe 4 to the wire core; too little strip-shaped through grooves 5 can reduce the expansibility of the threaded crimping pipe 4; in one embodiment of the present embodiment, the number of the strip-shaped through grooves 5 is 4.

In one embodiment of the present utility model, the end of the elastic teeth 8 is inclined toward the side close to the core fixing tube 3, the elastic teeth 8 are provided in a plurality, and the plurality of elastic teeth 8 are distributed on the inner wall of the nipple 4 in a ring array.

Specifically, the ends of the elastic teeth 8 are inclined toward the side close to the wire core fixing tube 3, so that the wire core is easy to penetrate into the threaded crimping tube 4, and the wire core is prevented from falling out of the threaded crimping tube 4.

The working principle of the utility model is as follows: when the cable is used, the cable crust is stripped, the cable core is inserted into the screw press pipe 4, and the screw press pipe 4 has elasticity of outward expansion due to the strip-shaped through groove 5 parallel to the central axis of the screw press pipe 4, so that the cable core is conveniently put into the screw press pipe 4; after the wire core is placed, the fastening nut 2 adsorbed at the magnetic adsorption sheet 9 at the outer side of the wire core fixing pipe 3 is slid to the screw thread press pipe 4, and the fastening nut 2 is rotated, so that the fastening nut 2 is fixed at the outer side of the screw thread press pipe 4, and the fastening connection between the screw thread press pipe 4 and the wire core is ensured; the wiring portion 6 is connected to the wiring terminal through the wiring hole 7.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. A special binding post of high-power heating equipment, characterized by comprising:

a connection part (6), wherein one side of the connection part (6) is connected with a connecting part (1);

a crimping portion located at one side of the connection portion (1), the crimping portion comprising:

the wire core fixing tube (3), one side of the wire core fixing tube (3) is connected with a threaded press-fit tube (4), and a fastening nut (2) is arranged on the outer side of the wire core fixing tube (3);

the screw thread press connection pipe (4), the outside of the screw thread press connection pipe (4) is provided with external threads which are opposite to the internal threads of the fastening nut (2), the side wall of the screw thread press connection pipe (4) is provided with a plurality of strip-shaped through grooves (5), and the strip-shaped through grooves (5) are distributed on the side wall of the screw thread press connection pipe (4) in an annular array shape;

wherein, the inside of screw thread crimping pipe (4) is provided with a plurality of elastic teeth (8).

2. The special wiring terminal for high-power heating equipment according to claim 1, wherein the magnetic attraction piece (9) is embedded in the outer side of the wire core fixing tube (3), and an anti-slip adhesive layer is arranged on the outer side of the magnetic attraction piece (9).

3. The special wiring terminal for high-power heating equipment according to claim 1, wherein the wiring part (6) is provided with a wiring hole (7).

4. The special wiring terminal for high-power heating equipment according to claim 1, wherein concave table tops (10) are arranged on two sides of the connecting part (1).

5. The special wiring terminal for high-power heating equipment according to claim 1, wherein the strip-shaped through grooves (5) are parallel to the central axis of the screw thread pressing pipe (4), and the number of the strip-shaped through grooves (5) is 2-6.

6. The special wiring terminal for high-power heating equipment according to claim 1, wherein the end parts of the elastic teeth (8) incline towards one side close to the wire core fixing pipe (3), the elastic teeth (8) are provided with a plurality of elastic teeth (8) which are distributed on the inner wall of the screw thread pressing pipe (4) in a ring array shape.