CN211348339U - Test terminal for separable connector - Google Patents
Test terminal for separable connector Download PDFInfo
- Publication number
- CN211348339U CN211348339U CN201921949300.9U CN201921949300U CN211348339U CN 211348339 U CN211348339 U CN 211348339U CN 201921949300 U CN201921949300 U CN 201921949300U CN 211348339 U CN211348339 U CN 211348339U
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- insulating body
- terminal
- test
- conducting rod
- shielding layer
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- 238000012360 testing method Methods 0.000 title claims abstract description 56
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 abstract description 4
- 238000011900 installation process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 239000012212 insulator Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005253 cladding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a test terminal for a separable connector, which comprises a conducting rod, an insulating body and a terminal main body; one end of the conducting rod is fixedly provided with a threaded joint butted with a threaded hole in the double-through head, the insulating body is coated outside the conducting rod, one end close to the threaded joint is provided with an inner tapered hole matched with an outer conical surface of the double-through head, and the other end exposes a metal conducting tube of the conducting rod; the outer side of one end, close to the threaded connector, of the insulating body is connected with a grounding wire; and the outer side of the other end of the insulating body is sleeved with the terminal main body. The utility model discloses replaced traditional experimental cable structure (front-end connection, cable and indoor terminal), simple structure, simple to operate, the operating space who occupies is little, has saved loaded down with trivial details procedures such as cable stripping and installation, has reduced intensity of labour, has practiced thrift the cost, has shortened test cycle for traditional loaded down with trivial details experimental installation process is greatly simplified, has promoted field test's work efficiency.
Description
Technical Field
The utility model belongs to cable accessories is with test terminal, concretely relates to separable connector is with test terminal.
Background
With the continuous expansion of national electric power construction scale, especially in recent years, the investment of cabling in urban distribution networks and rural power grid transformation is increased at a high speed, and the demand of cable accessory products in engineering is increased continuously. Meanwhile, related products of the cable accessories can be put into use only through a field handover test. The assembly process is shown in fig. 1 and 2, a connecting screw rod 5 is firstly screwed on the double-pass head 1, a connecting hardware of the indoor terminal 3 is inserted on the front joint 4, then the front joint 4 is screwed on the connecting screw rod 5 through a nut and fixed on the double-pass head 1 on a switch base to be in butt joint, a plug 6 is fixed on the front joint 4 through the connecting screw rod 5, and an end cover 7 is covered. The high voltage is added on the wiring terminal at the top of the indoor terminal, and the grounding lug is arranged outside the outer shielding layer of the plug head for grounding so as to carry out the test, so that the installation process of the test loop is obviously complicated, the field test of the front and rear connectors is particularly complicated, the labor intensity is increased, the waste of consumable materials is caused, and the time required by the test is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be: aiming at the defect that the test installation process is complicated in the existing field handover test, the test terminal for the separable connector is provided.
The utility model discloses a following technical scheme realizes:
a test terminal for a separable connector includes a ground wire 21, an insulating body 22, a conductive rod 25, and a terminal main body 28;
a threaded joint butted with a threaded hole in the double-through head is fixedly arranged at one end of the conducting rod 25, the insulating body 22 is coated outside the conducting rod 25, one end close to the threaded joint is provided with an inner tapered hole matched with the outer tapered surface of the double-through head, and the other end exposes the metal conducting tube of the conducting rod 25;
the outer side of one end, close to the threaded joint, of the insulating body 22 is connected with a grounding wire 21;
the other end of the insulating body 22 is sleeved with a terminal main body 28.
Further, an inner shielding sleeve 26 is arranged between the inner taper hole of the insulating body 22 and the threaded joint, and a semi-conductive shielding layer 23 is arranged outside the insulating body 22.
Further, a semi-conductive shielding layer 23 is arranged on the outer side of one end, close to the threaded joint, of the insulating body 22, a metal shielding layer 24 is arranged on the semi-conductive shielding layer 23, and the grounding wire 21 is led out through the metal shielding layer 24.
Further, the insulating body 22 is covered with an insulating tube 27, one end of the insulating tube 27 covers the metal shielding layer 24, and the other end is pressed by the terminal main body 28.
Further, a cap 29 is sleeved between the end of the terminal main body 28 and the insulating body 22.
The utility model discloses with indoor terminal, electric structure and function collection in an organic whole that cable and front connector constitute, set to one be convenient for with bi-pass first quick separation's connector test terminal, utilize the conducting rod can realize mechanical connection and electric intercommunication with bi-pass head, and connect earth connection and shielding structure on its insulator, once connect all connection operations that can accomplish experimental return circuit equipment, need not add the high pressure to indoor terminal alone again, plug first outer shielding layer outside ground connection and carry out cable stripping to experimental return circuit one end, operations such as installation front connector and indoor terminal, not only can realize the independent experiment of plug head (front connector, back connector or bi-pass head), also can pass through before, the back connector combination is experimental simultaneously.
To sum up, the utility model discloses a separable connector is with test terminal simple structure, simple to operate, the operating space who occupies is little, directly add the high pressure on test terminal and test, broken through the conventional way that traditional test must constitute the return circuit by the cable, replaced traditional test cable structure (front end, cable and indoor terminal), saved loaded down with trivial details procedures such as cable stripping and installation, reduced intensity of labour, practiced thrift the cost, shortened test cycle for traditional loaded down with trivial details experimental installation process is greatly simplified, field test's work efficiency has been promoted.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
FIG. 1 is a field test assembly process diagram of a dual-head electrical performance test in the background art.
Fig. 2 is a field test assembly effect diagram of a dual-head electrical performance test in the background art.
Fig. 3 is a schematic view of the internal structure of the test terminal for a separable connector in the embodiment.
Fig. 4 is a partially enlarged schematic view of an end portion of a conductive rod of the test terminal for a separable connector in the embodiment.
FIG. 5 is a diagram illustrating the assembling effect of the two-head field test according to the embodiment.
FIG. 6 is a diagram illustrating the assembling effect of the embodiment on the field test of the front joint.
FIG. 7 is a diagram illustrating the assembling effect of the embodiment on the field test of the rear joint.
Reference numbers in the figures: 1-double-through head, 2-test terminal, 21-grounding wire, 22-insulating body, 23-semi-conductive shielding layer, 24-metal shielding layer, 25-conductive rod, 26-inner shielding sleeve, 27-insulating tube, 28-terminal main body, 29-hood, 3-indoor terminal, 4-front joint, 5-connecting screw rod, 6-stop head, 7-end cover, 8-rear joint and 9-hollow screw rod.
Detailed Description
Examples
Referring to fig. 3 and 4, the test terminal 2 for separable connector in the drawings is a preferred embodiment of the present invention, which specifically includes a ground wire 21, an insulating body 22, a semiconductive shielding layer 23, a metallic shielding layer 24, a conductive rod 25, an inner shielding sheath 26, an insulating tube 27, a terminal main body 28, and a cap 29, and can be rapidly docked with the dual-way connector 1 to complete the connection of the entire test electrical circuit at one time.
Specifically, the conducting rod 25 is located at the axis of the whole test terminal, and a metal conducting tube with good conductivity, such as an aluminum tube or a copper tube, is adopted as a conducting structure of the test terminal, one end of the metal conducting tube of the conducting rod 25 is a threaded joint, external threads of the threaded joint are matched with threaded holes in the two-way head 1, and the quick connection and separation between the test terminal and the two-way head 1 are realized through the threaded joint. Insulator 22 adopts integrated into one piece to pour the outside at conducting rod 25, forms a sleeve pipe including with the conducting rod 25 cladding, wherein insulator 22 is close to screwed joint's one end and sets to the interior taper hole that has certain draft angle, when experimental terminal is connected with bi-pass head 1, can form conical surface cooperation with the outer conical surface on bi-pass head 1 through this interior taper hole to experimental terminal cup joints with bi-pass head 1 smoothly. In the inner conical hole, the threaded joint of the conducting rod 25 should be exposed to ensure that the threaded connection is realized while the two-way joint 1 is sleeved, and the other end of the insulating body 22 is to ensure that the metal conducting tube of the conducting rod 25 is exposed, and a test high voltage is directly applied to the exposed metal conducting tube.
An inner shielding sleeve 26 is disposed between the interior of the internal taper of the insulator body 22 and the threaded connection, and a semi-conductive shielding layer is disposed on the exterior of the insulator body 22 to shield the conductive contacts inside the test terminal.
The one end outside that insulator 22 is close to threaded joint sets up semiconduction shielding layer 23, be provided with metallic shield layer 24 on the semiconduction shielding layer 23 to draw forth earth connection 21 through metallic shield layer 24, it has insulating tube 27 to cover the insulator 22 outside of this position simultaneously, can adopt shrinkage insulating tube or pyrocondensation insulating tube, with the whole connection structure cladding of earth connection 21 inside insulating tube 27, only expose the ground connection ear of earth connection 21 tip can, constitute experimental return circuit with earth connection 21 ground connection through the ground connection ear.
The insulating body 22 is sleeved with a terminal main body 28 corresponding to the position of the metal conductive tube of the conductive rod 25, one end of the terminal main body 28 covers the insulating tube 27, and a cap 29 is sleeved between the other end and the insulating body 22.
As shown in fig. 5, if the dual-through head 1 fixed inside the electric control cabinet needs to be subjected to the field test by the present embodiment, the dual-through head test loop can be completed only by sleeving the inner conical hole of the insulating body of the test terminal 2 for the separable connector of the present embodiment on the dual-through head 1.
As shown in fig. 6, if a field test needs to be performed on the front connector 4 by this embodiment, the connection hardware of the indoor terminal 3 is inserted into the front connector 4, then the transverse conical hole of the front connector 4 is sleeved on a conical connector at one end of the two-way head 1, the inner conical hole of the insulation body of the separable connector of this embodiment, which is the test terminal 2, is sleeved on the conical connector at the other end of the two-way head 1, the mechanical connection and the electrical communication with the two-way head are completed through the conductive rod 25, a field test loop of the front connector 4 can be completed, and finally, the test terminal 2 is applied with high voltage and the grounding lug arranged on the outer side of the outer shielding layer is grounded.
As shown in fig. 7, if a field test needs to be performed on the rear joint 8 on the basis of the front joint 4 in fig. 6, the connecting hardware of the indoor terminal 3 is simply inserted into the rear joint 8, and the transverse installation cone at one end of the rear joint 8 is inserted into the transverse conical hole of the front joint 4 in this embodiment. Mechanical connection and electrical communication between the rear connector 8 and the front connector 4 and between the rear connector 8 and the test terminal 2 are completed through the connecting screw rod 5 and the hollow screw rod 9 (the rear connector 8 and the front connector 4 are of an existing connecting structure), so that an on-site test loop of the front connector 4 and the rear connector 8 can be completed, and finally, a test is performed through the test terminal 2 which is applied with high voltage and the grounding lug arranged outside the outer shielding layer.
The above embodiments describe the basic principles and main features of the present invention and the advantages of the present invention, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only for the description of the specific working principle of the present invention, and without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the present invention, and the protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. A separable connector test terminal, comprising: comprises a grounding wire (21), an insulating body (22), a conductive rod (25) and a terminal main body (28);
one end of the conducting rod (25) is fixedly provided with a threaded connector butted with a threaded hole in the double-through head, the insulating body (22) is coated outside the conducting rod (25), one end close to the threaded connector is provided with an inner taper hole matched with an outer conical surface of the double-through head, and the other end exposes a metal conducting tube of the conducting rod (25);
the outer side of one end, close to the threaded joint, of the insulating body (22) is connected with a grounding wire (21);
the other end of the insulating body (22) is sleeved with a terminal main body (28).
2. The test terminal for a separable connector according to claim 1, wherein: an inner shielding sleeve (26) is arranged between the inner taper hole of the insulating body (22) and the screwed joint, and a semi-conductive shielding layer (23) is arranged on the outer side of the insulating body (22).
3. The test terminal for a separable connector according to claim 2, wherein: and a semi-conductive shielding layer (23) is arranged on the outer side of one end, close to the threaded joint, of the insulating body (22), a metal shielding layer (24) is arranged on the semi-conductive shielding layer (23), and a grounding wire (21) is led out through the metal shielding layer (24).
4. A test terminal for a separable connector according to claim 3, wherein: an insulating tube (27) covers the outer side of the insulating body (22), one end of the insulating tube (27) covers the metal shielding layer (24), and the other end of the insulating tube is covered by the terminal main body (28).
5. The test terminal for a separable connector according to claim 4, wherein: a cover cap (29) is sleeved between the end part of the terminal main body (28) and the insulating body (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921949300.9U CN211348339U (en) | 2019-11-12 | 2019-11-12 | Test terminal for separable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921949300.9U CN211348339U (en) | 2019-11-12 | 2019-11-12 | Test terminal for separable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211348339U true CN211348339U (en) | 2020-08-25 |
Family
ID=72103131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921949300.9U Active CN211348339U (en) | 2019-11-12 | 2019-11-12 | Test terminal for separable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211348339U (en) |
-
2019
- 2019-11-12 CN CN201921949300.9U patent/CN211348339U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 410000 No. 223, tongzipo West Road, Lugu Industrial Park, high tech Development Zone, Changsha, Hunan Patentee after: Long Cable Technology Group Co.,Ltd. Country or region after: China Address before: No. 223 Tongzipo West Road, Lugu Industrial Park, High tech Zone, Changsha City, Hunan Province, 410205 Patentee before: CHANGLAN CABLE ACCESSORIES Co.,Ltd. Country or region before: China |