CN215579306U - Quick detachable connector - Google Patents
Quick detachable connector Download PDFInfo
- Publication number
- CN215579306U CN215579306U CN202121414570.7U CN202121414570U CN215579306U CN 215579306 U CN215579306 U CN 215579306U CN 202121414570 U CN202121414570 U CN 202121414570U CN 215579306 U CN215579306 U CN 215579306U
- Authority
- CN
- China
- Prior art keywords
- insulating sleeve
- connector
- mutual inductor
- connecting rod
- electric connecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to a quick-disconnect connector, particularly suitable for connection between an inflatable cabinet and a mutual inductor. The quick separable connector comprises an insulating sleeve, wherein an electric connecting rod is arranged inside the insulating sleeve; the insulating sleeve comprises a spindle-shaped structure. This quick detachable connector, rational in infrastructure is provided with reliable ground connection mode, has realized the most genuine separable structure, and insulating material selects various, has improved the convenience of implementing.
Description
Technical Field
The present invention relates to a quick-disconnect connector, particularly suitable for connection between an inflatable cabinet and a mutual inductor.
Background
At present, the mutual inductor for the inflatable cabinet mainly adopts the following two ways to be connected with the inflatable cabinet:
connecting with an adapter;
and ② connecting cables.
The first connection mode is as shown in fig. 1, the adapter arranged on the mutual inductor is inserted into the input terminal (connection inner cone) of the gas-filled cabinet to complete connection, and the connection mode causes the problems of more insulation interfaces and short insulation surface, and the insulation interfaces have various faults frequently; meanwhile, the connection mode is difficult to assemble and inconvenient to install; 201420280072.1 discloses a connection mode for single-phase voltage transformer, voltage transformer box and gas-filled cabinet.
The second connection method is shown in fig. 2 and 3, which adopts the method of respectively arranging an input terminal and an output terminal (connecting an inner cone or an outer cone) in the mutual inductor and the gas-filled cabinet and then adding a cable with connectors matched with the input terminal and the output terminal, and the method adopting the cable connection method can cause high cost, complex installation process and space occupation.
Disclosure of Invention
The utility model provides a quick detachable connector, which mainly solves the problems that the assembly is difficult and an insulating interface is easy to break down in the prior art.
The specific technical solution of the utility model is as follows:
this quick detachable connector, including insulation support, insulation support is inside to be provided with the electric connecting rod.
Based on above-mentioned principle structure, can provide two kinds of different structural style, one is when the mutual-inductor with aerify all to be provided with interior awl interface on the cabinet, one is when the mutual-inductor with aerify and all be provided with outer awl interface on the cabinet.
When the mutual inductor and the inflatable cabinet are both provided with the inner cone interfaces, the middle part of the insulating sleeve is provided with an inner spindle-shaped structure or an outer spindle-shaped structure, the diameter of the minimum part of the cross section of the spindle-shaped structure is 45% -95% of the diameter of the maximum part, and the length difference is the thickness of the insulating outer sleeve. The whole insulating sleeve is in a spindle-shaped structure, or the length of the spindle-shaped structure is 1/2-5/6 of the length of the insulating sleeve, and the section of the rest part is rectangular; the electric connecting rod is inserted into the insulating sleeve, and two ends of the electric connecting rod extend out.
The spindle type has the advantages that during splicing, the insulating sleeve is easier to extrude into the splicing hole/inner cone, meanwhile, on the premise of interference fit, the deformation direction of the extruded insulating sleeve is easier to meet the sealing in the splicing hole, and a boss is formed at the end part of the extruded insulating sleeve; in addition, the difference between the minimum diameter and the maximum diameter of the spindle shape is 5-55%, which effectively saves materials and reduces cost under the condition of meeting the above conditions.
The internal spindle type described in the present invention means: the cross section of the insulating sleeve is set to be circular, the outer wall of the longitudinal section is connected along the line to form a rectangle or a spindle shape, the inner wall of the longitudinal section is connected along the line to form an inner spindle shape, but the inner spindle shape described at the moment is to divide the spindle from the center, mirror images are arranged on two sides, and the opening end is in a reduced state towards the center, namely two horn shapes are symmetrically arranged.
The outer spindle shape means: the cross section of the insulating sleeve is set to be circular, the outer wall of the longitudinal section is connected along the line to form a spindle shape, and the inner wall of the section is connected along the line to form a rectangle.
When the mutual inductor and the gas-filled cabinet are respectively provided with the outer cone connectors, the beam is arranged in the insulating sleeve, the electric connecting rod is arranged in the beam in the middle of the I shape of the insulating sleeve, and the outer cones are respectively inserted into the insulating sleeve from two sides and connected with the electric connecting rod.
Furthermore, when the mutual inductor and the gas-filled cabinet are of an inner cone structure, the middle position and/or the inner surface of the outer surface of the insulating sleeve are/is provided with a shielding layer, and the resistance value of the shielding layer is less than 100k omega, preferably less than 5k omega.
Furthermore, when the mutual inductor and the gas-filled cabinet are in an outer cone structure, the middle positions of the outer surface and/or the inner surface of the insulating sleeve are provided with shielding layers, and the resistance values of the shielding layers are less than 100k omega, preferably less than 5k omega.
Furthermore, a grounding device is arranged on the shielding layer on the outer side of the insulating sleeve. The addition of the grounding device can further improve the reliability of the operation of the equipment.
Furthermore, the outer side of the middle part of the insulating sleeve is provided with at least one stage of umbrella skirt. In general, two umbrella skirts are arranged, for example, two umbrella skirts are used, and the umbrella skirt is additionally arranged to conveniently fix a ground wire between the two umbrella skirts for grounding an outer shielding layer and ensuring that the surface of the umbrella skirt is not electrified.
Furthermore, the insulating sleeve is made of silicon rubber or ethylene propylene diene monomer. The insulation sleeve is made of more selectable materials and comprises insulation materials such as rubber and epoxy resin, wherein the insulation electrical property of the silicon rubber or ethylene propylene diene monomer material is excellent, the installation is convenient, the sealing is good, and the more reliable insulation matching can be met through the elastic variable of the rubber.
The utility model has the advantages that:
the quick separable connector provided by the utility model is reasonable in structure, is provided with a reliable grounding mode, realizes a separable structure in the true sense, is various in insulating material selection, and improves the implementation convenience.
The insulating sleeve is made of rubber, the elastic mode of rubber can be utilized, the sealing of an insulating interface is easily met through the interference fit of the rubber and other materials, and the insulating property of the matching interface is improved.
The insulating sleeve is arranged into a fusiform structure and is easier to extrude into the inner cone of the plug-in connector, and the semi-conductive shielding layer is arranged inside the insulating sleeve, so that the partial discharge phenomenon can be effectively improved; the semi-conductive shielding layer is arranged at the middle position of the outside, the connection mode is effectively and reliably grounded, the outer surface is ensured to be uncharged, and a full-shielding connection scheme is realized. Compared with the direct plug-in type adapter, the plug-in type adapter has the advantages of simple structure, more guaranteed stability, more excellent performance and quick and convenient installation.
The semi-conductive shielding layer is arranged at the middle position inside the outer cone structure, so that the abnormal electric field can be effectively improved; the whole external surface is provided with the semi-conductive shielding layer, and the connection mode through setting up is effective reliably grounded, ensures that the surface is uncharged, has realized the full shield connection scheme equally. Compared with a cable connection mode, the scheme is small in size, installation space is saved, installation is convenient, and use and maintenance cost is effectively reduced.
Drawings
FIG. 1 is a schematic view of a conventional attachment adapter connection structure;
FIG. 2 is a schematic view of a cable connection structure of a conventional inner cone connector;
FIG. 3 is a schematic view of a cable connection structure of a conventional external cone interface;
FIG. 4 is a schematic structural diagram of an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 6 is a schematic diagram of a third embodiment of the present invention;
FIG. 7 is a diagram illustrating a fourth embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a fifth embodiment of the present invention;
FIG. 9 is a schematic diagram of a sixth configuration of an embodiment of the present invention;
FIG. 10 is a schematic structural diagram of a seventh embodiment of the present invention;
the attached drawings are as follows:
1-gas-filled cabinet, 2-mutual inductor, 3-connector, 311-electric connecting rod, 312-insulating sleeve, 411-insulating sleeve, 412-boss and 413-grounding lug seat.
Detailed Description
The principle of the utility model is as follows: under the premise of not increasing the connection distance and ensuring simple and reliable connection structure, the number of the insulating surfaces is reduced and the length of the insulating surfaces is increased.
The utility model is described in detail below with reference to specific examples:
example one
The quick separable connector comprises an electric connecting rod, wherein an insulating sleeve is arranged on the outer side of the electric connecting rod, the length of the insulating sleeve is 3/4 of the length of the electric connecting rod, and two ends of the electric connecting rod are exposed; wherein, the exposed part of the electric connecting rod inserted into one side of the inflatable cabinet is larger than the exposed part of the electric connecting rod inserted into the mutual inductor.
The whole insulating sleeve is a rubber outer spindle insulating sleeve, the diameter of the minimum position of the insulating sleeve is 95% of the diameter of the maximum position of the insulating sleeve, and the middle of the insulating sleeve is provided with two-stage umbrella skirts. The inner wall of the insulating sleeve is provided with a shielding layer with a resistance of 4k omega, and the umbrella skirt and the periphery of the umbrella skirt on the outer wall of the insulating sleeve are provided with shielding layers with a resistance of 4k omega.
During installation, the connector is inserted into the mutual inductor interface, then the mutual inductor and the connector move together, the connector is inserted into a mutual inductor matching socket of the inflatable cabinet above the connector, then the mutual inductor is fixed, and installation is further completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
Example two
The quick separable connector comprises an electric connecting rod, wherein an insulating sleeve is arranged on the outer side of the electric connecting rod, the length of the insulating sleeve is 2/3 of the length of the electric connecting rod, and two ends of the electric connecting rod are exposed; wherein, the exposed part of the electric connecting rod inserted into one side of the inflatable cabinet is larger than the exposed part of the electric connecting rod inserted into the mutual inductor.
The integral 5/6 of the insulating sleeve is a rubber outer spindle, the extending sections (namely rectangular sections) at two ends of the spindle respectively occupy 1/12 of the whole length, the diameter of the minimum part of the spindle is 45% of the diameter of the maximum part, and the middle part of the insulating sleeve is provided with two-stage umbrella skirts. The inner wall of the insulating sleeve is provided with a shielding layer with 3k omega resistance, and the umbrella skirt and the periphery of the umbrella skirt on the outer wall of the insulating sleeve are provided with shielding layers with 4k omega resistance.
During installation, the connector is inserted into the mutual inductor interface, then the mutual inductor and the connector move together, the connector is inserted into a mutual inductor matching socket of the inflatable cabinet in the horizontal direction, then the mutual inductor is fixed, and installation is further completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
EXAMPLE III
The quick separable connector comprises an electric connecting rod, wherein an insulating sleeve is arranged on the outer side of the electric connecting rod, the length of the insulating sleeve is 5/6 of the length of the electric connecting rod, and two ends of the electric connecting rod are exposed; wherein, the exposed part of the electric connecting rod inserted into one side of the inflatable cabinet is larger than the exposed part of the electric connecting rod inserted into the mutual inductor.
The insulating sleeve is a rubber outer spindle type insulating sleeve, 2/3 of the whole insulating sleeve is a rubber outer spindle type insulating sleeve, extension sections at two ends of the spindle respectively account for 1/6 of the whole length, the diameter of the minimum position of the extension sections is 75% of the diameter of the maximum position of the extension sections, and two-stage umbrella skirts are arranged in the middle of the insulating sleeve. The inner wall of the insulating sleeve is provided with a shielding layer with 10k omega resistance, and the umbrella skirt and the periphery of the umbrella skirt on the outer wall of the insulating sleeve are provided with shielding layers with 8k omega resistance.
During installation, the connector is inserted into the mutual inductor interface, then the mutual inductor and the connector move together, the connector is inserted into a mutual inductor matching socket of the inflating cabinet below, then the mutual inductor is fixed, and installation is further completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
Example four
This quick detachable connector includes insulation support, and insulation support is whole to be interior spindle shape, and insulation support's cross-section is the I shape, and the center is provided with the electricity connection piece, promptly: and the middle part of the I-shaped cross beam is provided with an electric connection block which is respectively and electrically connected with the mutual inductor and the inflating cabinet. The outer side of the insulating sleeve is provided with a boss, the boss and the insulating sleeve are integrated, and the length of the boss is 1/3 the length of the insulating sleeve. And shielding layers with 3.5k omega resistance values are arranged on the I-shaped cross beam on the inner wall of the insulating sleeve and the part of the inner wall close to the I-shaped cross beam, and shielding layers with 5k omega resistance values are arranged on the outer wall of the insulating sleeve.
During installation, an interface on one side of the insulating sleeve is sleeved on an outer cone connecting piece of the mutual inductor, the mutual inductor and the connector are moved together, the mutual inductor and the connector are inserted into the outer cone connecting piece of the inflatable cabinet above, then the mutual inductor is fixed, and installation is further completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
EXAMPLE five
This quick detachable connector includes insulation support, and insulation support's cross-section is the I shape, and the holistic 2/3 of insulation support is the outer spindle type of rubber, and spindle shape both ends extension respectively account for 1/6 of whole length, and the center is provided with the electricity connection piece, the electricity connection piece is connected with mutual-inductor and gas insulated switchgear electricity respectively. The outer side of the insulating sleeve is provided with a boss, the boss and the insulating sleeve are integrated, and the length of the boss is 1/2 the length of the insulating sleeve. And shielding layers with the resistance of 4.5k omega are arranged on the I-shaped cross beam on the inner wall of the insulating sleeve and the part of the inner wall close to the I-shaped cross beam, and shielding layers with the resistance of 8k omega are arranged on the outer wall of the insulating sleeve.
During installation, the interface on one side of the insulating sleeve is sleeved on the outer cone connecting piece of the mutual inductor, then the mutual inductor and the connector are moved together and inserted into the outer cone connecting piece of the inflatable cabinet in the horizontal direction, and then the mutual inductor is fixed, so that installation is completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
EXAMPLE six
This quick detachable connector includes insulation support, and the holistic 5/6 of insulation support is the fusiform in the rubber, and fusiform both ends extension respectively account for 1/12 of whole length, and the insulation support cross-section is the I shape, and the center is provided with the electricity connection piece, and the electricity connection piece is connected with mutual-inductor and gas insulated switchgear electricity respectively. The outer side of the insulating sleeve is provided with a boss, the boss and the insulating sleeve are integrated, and the length of the boss is 5/6 the length of the insulating sleeve. And a grounding lug is arranged on the outer side of the insulating sleeve. And shielding layers with 11k omega resistance values are arranged on the I-shaped cross beam on the inner wall of the insulating sleeve and the part of the inner wall close to the I-shaped cross beam, and shielding layers with 9k omega resistance values are arranged on the outer wall of the insulating sleeve.
During installation, the interface on one side of the insulating sleeve is sleeved on the outer cone connecting piece of the mutual inductor, then the mutual inductor and the connector are moved together, the mutual inductor is inserted into the outer cone connecting piece of the inflatable cabinet below, then the mutual inductor is fixed, and then installation is completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
EXAMPLE seven
The quick separable connector comprises an electric connecting rod, wherein an insulating sleeve is arranged on the outer side of the electric connecting rod, the length of the insulating sleeve is 1/3 of the length of the electric connecting rod, and two ends of the electric connecting rod are exposed; wherein, the exposed part of the electric connecting rod inserted into one side of the inflatable cabinet is larger than the exposed part of the electric connecting rod inserted into the mutual inductor.
The insulating sleeve is a rubber inner spindle type insulating sleeve, the diameter of the minimum position of the insulating sleeve is 75% of the diameter of the maximum position, and the middle of the insulating sleeve is provided with two stages of umbrella skirts. The inner wall of the insulating sleeve is provided with a shielding layer with a resistance of 4k omega, and the umbrella skirt and the periphery of the umbrella skirt on the outer wall of the insulating sleeve are provided with shielding layers with a resistance of 4k omega.
During installation, the connector is inserted into the mutual inductor interface, then the mutual inductor and the connector move together, the connector is inserted into a mutual inductor matching socket of the inflatable cabinet above the connector, then the mutual inductor is fixed, and installation is further completed. If the mutual inductor needs to be disassembled or replaced, the mutual inductor is only required to be firstly released from a fixed state, then the mutual inductor is pulled out, and finally the connector is pulled out from the inflating cabinet.
Claims (9)
1. A quick disconnect-type connector which characterized in that: the cable comprises an insulating sleeve, wherein an electric connecting rod is arranged inside the insulating sleeve; the insulating sleeve is of an inner spindle-shaped structure or an outer spindle-shaped structure, and the diameter of the smallest position of the insulating sleeve is 45% -95% of the diameter of the largest position; the length of the inner spindle-shaped structure or the outer spindle-shaped structure is 1/2-5/6 of the length of the insulating sleeve.
2. The quick disconnect connector of claim 1, wherein: the electric connecting rod is inserted into the insulating sleeve, and two ends of the electric connecting rod extend out.
3. The quick disconnect connector of claim 1, wherein: a cross beam is arranged in the insulating sleeve, so that the cross section of the insulating sleeve is I-shaped, and the electric connecting rod is arranged in the I-shaped middle cross beam of the insulating sleeve.
4. The quick disconnect connector of claim 2, wherein: and the middle position and/or the inner surface of the outer surface of the insulating sleeve are/is provided with a shielding layer, and the resistance value of the shielding layer is less than 100k omega.
5. The quick disconnect connector of claim 3, wherein: and the middle positions of the outer surface and/or the inner surface of the insulating sleeve are provided with shielding layers, and the resistance values of the shielding layers are less than 100k omega.
6. The quick disconnect-type connector of claim 4 or 5, characterized in that: and the resistance values of the shielding layers on the inner surface and the outer surface of the insulating sleeve are less than 5k omega.
7. The quick disconnect connector of claim 6, wherein: and a grounding device is arranged on the shielding layer at the outer side of the insulating sleeve.
8. The quick disconnect connector of claim 7, wherein: and at least one stage of umbrella skirt is arranged on the outer side of the middle part of the insulating sleeve.
9. The quick disconnect connector of claim 8, wherein: the insulating sleeve is made of silicon rubber or ethylene propylene diene monomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121414570.7U CN215579306U (en) | 2021-06-24 | 2021-06-24 | Quick detachable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121414570.7U CN215579306U (en) | 2021-06-24 | 2021-06-24 | Quick detachable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215579306U true CN215579306U (en) | 2022-01-18 |
Family
ID=79818716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121414570.7U Active CN215579306U (en) | 2021-06-24 | 2021-06-24 | Quick detachable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215579306U (en) |
-
2021
- 2021-06-24 CN CN202121414570.7U patent/CN215579306U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202977772U (en) | Separable connector | |
| WO2017148159A1 (en) | Large-capacitance insulation core body, high-voltage electrical apparatus and multi-functional high-voltage bushing | |
| CN207542051U (en) | A kind of hollow high coupling split reactor | |
| CN201036092Y (en) | Shielding high-voltage insulating tube | |
| CN109148204A (en) | A kind of gas-insulating and fully-enclosed combined electrical apparatus and its three-station isolating grounding switch | |
| CN215579306U (en) | Quick detachable connector | |
| CN201388026Y (en) | Bus of fully isolated and shielded metal conductive tube and bus connector | |
| CN211456460U (en) | Connecting structure for large-current gas-filled cabinet | |
| CN211086495U (en) | Cable insulation test device | |
| CN101211690B (en) | +/-500kV direct current mutual inductor | |
| CN201060735Y (en) | Positive and negative 500kV DC current sensor | |
| CN205657374U (en) | Solid insulation boundary switch cabinet | |
| CN112018652B (en) | Environment-friendly inflatable switch cabinet | |
| CN210926854U (en) | Dry-type sleeve connecting device and GIS equipment | |
| CN103001167A (en) | Solid insulation bus connecting structure for connection of switchgear with client side | |
| CN209496655U (en) | A kind of 35kv and New insulated tube type bus below | |
| CN213517408U (en) | Submarine cable all-insulation all-shielding separable connector series test tool | |
| CN201674149U (en) | Inflatable ring network switch cabinet | |
| CN2836280Y (en) | Improved busbar in fully insulated switch cabinet for ring network | |
| CN219394039U (en) | GIS special-shaped bus structure | |
| CN210111457U (en) | Structure for mounting sleeve on high-voltage switch | |
| CN203014256U (en) | Insulation bus adapter | |
| CN220324248U (en) | Foreign umbrella skirt quick-plug wire sleeve | |
| CN217061742U (en) | Tubular bus bin with voltage and current transformer | |
| CN2593431Y (en) | Cable terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |