CN210692774U - Locking type wiring device - Google Patents
Locking type wiring device Download PDFInfo
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- CN210692774U CN210692774U CN201922019488.3U CN201922019488U CN210692774U CN 210692774 U CN210692774 U CN 210692774U CN 201922019488 U CN201922019488 U CN 201922019488U CN 210692774 U CN210692774 U CN 210692774U
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- connecting body
- conical surface
- connection
- cone
- sleeve
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Abstract
The utility model discloses a locking type wiring device, which comprises a connecting body and a connecting sleeve, wherein the connecting body is a conductor; one end of the connecting body is provided with a wiring hole, the other end of the connecting body is provided with a cone, and the middle part of the outer wall of the connecting body is also provided with an external thread; the middle part of the connecting sleeve is penetrated to form an inner hole, one end of the inner hole is provided with an inner thread and matched with the outer thread on the connecting body so as to realize the connection between the connecting body and the connecting sleeve, the other end of the inner hole is provided with a conical surface and matched with the surface of the cone, and the end can be used for inserting a lead and tightly pressing the lead on the conical surface by the cone. The utility model discloses well connector and adapter sleeve pass through threaded connection and can make the wire press from both sides tightly between cone and conical surface, and convenient to use, connection are swift reliable, produce the difficult problem of electrocorrosion when having solved line connection basically.
Description
Technical Field
The utility model belongs to the technical field of the application that power supply line and power are connected, a connecting device between power line and power is related to, especially a locking formula termination.
Background
The connecting wires of the leading-in end and the output end of the transformer are mostly aluminum metal stranded wires, seven stranded wires are adopted below 50 square millimeters, and nineteen stranded wires are adopted above 50 square millimeters. When the transformer is connected, the front end of a lead is made into a wire buckle, then the wire buckle is sleeved on a binding post of the transformer and is finally fastened by a nut, high-voltage current is input into the transformer, and low-voltage current after transformation is transmitted to a low-voltage power grid through the binding post at the output end of the transformer and is used by power dragging equipment. The disadvantages of the connection mode are: 1. the binding post of the transformer is made of copper, the conducting wire is made of aluminum, and the copper-aluminum combination is easy to cause electric corrosion and damage the binding post of the transformer. 2. In the process of contacting the two materials, the resistance is large and easy to generate heat, the temperature of the contact surface is higher, the resistance is larger, bad circulation is formed, and the wire and the wiring terminal are damaged. 3. The wire buckle needs a certain technology, and the quality of the wire buckle and the installation technology play a decisive role in the connection performance of the lead. Therefore, a quick connecting device for a transformer wiring terminal is urgently needed to be developed, and the defects and shortcomings existing in the existing operation are overcome.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned technical problem and provide one kind can effectively avoid the galvanic corrosion and connect convenient, reliable locking formula termination.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a locking type wiring device comprises a connecting body and a connecting sleeve, wherein the connecting body and the connecting sleeve are both conductors; one end of the connecting body is provided with a wiring hole, the other end of the connecting body is provided with a cone, and the middle part of the outer wall of the connecting body is also provided with an external thread; the middle part of the connecting sleeve is penetrated to form an inner hole, one end of the inner hole is provided with an inner thread and matched with the outer thread on the connecting body so as to realize the connection between the connecting body and the connecting sleeve, the other end of the inner hole is provided with a conical surface and matched with the surface of the cone, and the end can be used for inserting a lead and tightly pressing the lead on the conical surface by the cone.
Furthermore, the outer wall of the connecting sleeve is a hexagonal surface.
Furthermore, one end of the connecting body is provided with a connecting plate, and the connecting plate is provided with a wiring hole.
Furthermore, the material of the connecting plate is consistent with that of the transformer binding post.
Furthermore, the connecting plate and the transformer wiring terminal are both made of copper materials.
Furthermore, the material of the conical surface and the material of the conical surface are consistent with the material of the wire inner core.
Furthermore, the conical surface and the inner core of the lead are all made of copper materials or aluminum materials.
Furthermore, the external thread part on the outer wall of the connecting body and the internal thread part of the inner hole of the connecting sleeve are both made of steel.
The utility model has the advantages that: the middle connector and the connecting sleeve of the utility model are connected through screw thread and can clamp the lead between the cone and the conical surface, thereby having convenient use and quick and reliable connection; in the current transmission process, the connection between the leads made of different materials is changed into the connection made of the same material, so that the problem of electric corrosion generated in the process of line connection is basically solved.
Drawings
Fig. 1 is a schematic structural view of the locking type wiring device of the present invention;
FIG. 2 is a schematic structural view of the connecting body of the present invention;
fig. 3 is a schematic structural view of the middle connecting sleeve of the present invention.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 3, a locking type wiring device mainly includes two parts, namely a connector and a connecting sleeve, both of which are conductors, and the locking type wiring device is used for connecting a lead at an output (input) end of a transformer with a wiring terminal of the transformer so as to realize current conduction between the transformer and a power transmission line.
As shown in fig. 1 and 2, the connector comprises a cylinder 11 at the middle, and a connecting plate 12 and a cone 13 at the two ends; the upper end of the connector is provided with a connecting plate 12, the connecting plate 12 is a conductor, a wiring hole 14 is formed in the connecting plate 12, and the wiring hole 14 is used for being connected with a transformer wiring terminal; the lower end of the connecting body is a cone 13; the middle part of the connecting body is a cylinder 11, and the outer wall of the cylinder 11 is also provided with an external thread 15.
As shown in fig. 1 and 3, an inner hole is formed in the middle of the connecting sleeve in a penetrating manner, an internal thread 21 is formed at one end of the inner hole, and a conical surface 22 is formed at the other end of the inner hole; the internal thread 21 is formed on the upper half part of the inner hole, and the internal thread 21 is matched with the external thread 15 on the connecting body so as to realize the connection of the connecting body and the connecting sleeve; the conical surface 22 is formed at the lower half part of the inner hole, the conical surface 22 is matched with the surface of the cone 13, when the connecting body and the connecting sleeve are fixedly connected through the inner thread and the outer thread, the surface of the cone 13 can be tightly attached to the conical surface 22 in a matching mode, and the lead 30 can be inserted into the opening at the end part of the conical surface 22 and is tightly pressed between the cone 13 and the conical surface 22. In addition, the outer wall of the connecting sleeve is a hexagonal surface 23, so that the tightness of the connecting sleeve can be conveniently adjusted.
The utility model discloses well connector and adapter sleeve pass through threaded connection and can make wire 30 tightly be pressed from both sides tightly between cone 13 and conical surface 22, easy operation, convenient to use, connection are swift reliable.
In order to further solve the problem of the electric corrosion, the utility model adopts the following scheme:
the material of the connecting plate 12 is consistent with that of the transformer binding post, and preferably, the connecting plate 12 and the transformer binding post are both made of copper materials. Wherein, the connecting plate 12 and the cylinder 11 can be welded or integrally formed or integrally pressed together.
The material of the conical surface 22 and the material of the surface of the cone 13 are consistent with the material of the inner core of the lead 30; preferably, the conical surface 22, the surface of the cone 13 and the inner core of the lead 30 are made of copper materials or aluminum materials; can prevent the occurrence of the electric corrosion phenomenon when different conductive materials are contacted.
The external thread part on the outer wall of the connecting body and the internal thread part of the inner hole of the connecting sleeve are both made of steel; the fastening force can be increased.
The connecting sleeve can be divided into an upper part and a lower part which are respectively a conical surface part and an internal thread part, and the two parts can be connected together in a welding or integrated manufacturing or integrated pressing mode; the connecting sleeve can also be formed by integrally manufacturing the internal thread part into a steel ring body and the rest parts, internal threads are formed on the inner wall of the steel ring body, and the steel ring body is embedded into the upper part of an inner hole of the connecting sleeve and connected together in a welding or integrally pressing mode. The connector can be that cylinder and cone are integrative to be made, the external screw thread part is the ring body of steel material, and the ring body outer wall of steel material is formed with the external screw thread, and the ring body suit of steel material is in the same place on the cylinder and adopts the mode of welding or integrative suppression.
The working principle is as follows: according to the wires with different diameters and different materials of the input end or the output end of the access transformer, the locking type wiring devices with different specifications are selected. When the connecting device is used, a required lead is firstly stripped to a proper length, the connecting sleeve is sleeved on a stripped lead bare wire, the bottom of the connecting sleeve is close to an insulating layer of the lead 30, the lead 30 is uniformly distributed on a conical surface 22 of the connecting sleeve, the position of the lead 30 in the connecting sleeve is lower than that of an internal thread 21, the connecting body is screwed into the connecting sleeve, the cone 13 is inserted into the center of the lead 30, the connecting body is rotated, the fastening force of the external thread 15 and the internal thread 21 reaches a certain strength, the cone 13 expands the lead 30, the lead 30 is tightly contacted with the surface of the cone 13 and the conical surface 22 of the connecting sleeve to form a whole, a wiring hole 14 of the connecting body is connected to a wiring terminal of a transformer, the purpose of connecting the lead 30 with an input (output) wiring terminal of the transformer.
In summary, the present invention is not limited to the above embodiments, and those skilled in the art can provide other embodiments within the technical teaching of the present invention, but these embodiments are included in the scope of the present invention.
Claims (10)
1. A locking type wiring device comprises a connecting body and a connecting sleeve, wherein the connecting body and the connecting sleeve are both conductors, and the locking type wiring device is characterized in that a wiring hole is formed at one end of the connecting body, a cone is formed at the other end of the connecting body, and external threads are further formed in the middle of the outer wall of the connecting body; the middle part of the connecting sleeve is penetrated to form an inner hole, one end of the inner hole is provided with an inner thread and matched with the outer thread on the connecting body so as to realize the connection between the connecting body and the connecting sleeve, the other end of the inner hole is provided with a conical surface and matched with the surface of the cone, and the end can be used for inserting a lead and tightly pressing the lead on the conical surface by the cone.
2. The locking lug connection of claim 1, wherein the outer wall of the connector sleeve is hexagonal.
3. The locking lug connection of claim 1 wherein the connector body has a connector plate at one end thereof, the connector plate having a connection opening therein.
4. The locking lug of claim 3, wherein the connecting plate is made of a material consistent with that of the transformer terminal.
5. The locking lug of claim 4, wherein the connecting plate and the transformer lug are made of copper.
6. The locking type wiring device according to any one of claims 1 to 5, wherein the material of the conical surface and the material of the conical surface are the same as the material of the inner core of the wire.
7. The locking type wiring device of claim 6, wherein the conical surface, the conical surface and the inner core of the wire are made of copper or aluminum.
8. The locking type connection device as claimed in any one of claims 1 to 5, wherein the external thread portion of the outer wall of the connection body and the internal thread portion of the inner hole of the connection sleeve are made of steel.
9. The locking lug connection of claim 6, wherein the male threaded portion of the outer wall of the connector body and the female threaded portion of the inner bore of the connector housing are made of steel.
10. The locking lug connection of claim 7, wherein the male threaded portion of the outer wall of the connector body and the female threaded portion of the inner bore of the connector housing are made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019488.3U CN210692774U (en) | 2019-11-21 | 2019-11-21 | Locking type wiring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019488.3U CN210692774U (en) | 2019-11-21 | 2019-11-21 | Locking type wiring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210692774U true CN210692774U (en) | 2020-06-05 |
Family
ID=70887664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922019488.3U Active CN210692774U (en) | 2019-11-21 | 2019-11-21 | Locking type wiring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210692774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023092628A1 (en) * | 2021-11-25 | 2023-06-01 | 吴江变压器有限公司 | 35 kv dry-type single-phase combined test transformer |
-
2019
- 2019-11-21 CN CN201922019488.3U patent/CN210692774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023092628A1 (en) * | 2021-11-25 | 2023-06-01 | 吴江变压器有限公司 | 35 kv dry-type single-phase combined test transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210415 Address after: 300457 Tianjin Binhai New Area Development Zone Second Avenue 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 300457 Tianjin Binhai New Area Development Zone Second Avenue 83, China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd. Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
| TR01 | Transfer of patent right |