CN112117559A - Touch indoor terminal adapter - Google Patents
Touch indoor terminal adapter Download PDFInfo
- Publication number
- CN112117559A CN112117559A CN202010974326.XA CN202010974326A CN112117559A CN 112117559 A CN112117559 A CN 112117559A CN 202010974326 A CN202010974326 A CN 202010974326A CN 112117559 A CN112117559 A CN 112117559A
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- CN
- China
- Prior art keywords
- mounting hole
- insulating layer
- steel ball
- indoor terminal
- terminal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
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- Cable Accessories (AREA)
Abstract
The invention relates to a touch indoor terminal adapter which comprises an insulating layer, a wiring terminal, a plug, a special-shaped bolt, an outer shielding layer and a quick connector, wherein a first mounting hole and a second mounting hole are formed in the insulating layer, the first mounting hole penetrates through the insulating layer, and one end of the second mounting hole is communicated with the first mounting hole; the end cap is pegged graft with first mounting hole one end, and in the first mounting hole was located to the terminal cover, the terminal was close to the one end of end cap and can be dismantled with heterotypic bolt and be connected, and insulating layer outer wall cover is equipped with the external shield, and the pot head that the end cap was kept away from to the insulating layer is equipped with quick-operation joint. This indoor terminal crossover sub of tangible is through establishing insulating layer and outer shielding layer at the terminal overcoat, replaces current air insulation's mode for this adapter can be by people direct touch surface and can not take place the electric shock accident when using, need not special attention when using and leaves the space and carry out ground connection and alternate insulation, improves the adaptability of joint to various environmental conditions greatly.
Description
Technical Field
The invention relates to the technical field of electrical connector equipment, in particular to a touch indoor terminal adapter.
Background
Along with the rapid development of the current city construction, the requirement on power supply reliability is higher and higher, the frequency of live working is more and more, the number of operations related to a ring main unit is increased, the situation that the cable indoor terminal is arranged on the inlet wire at the bottom of the original ring main unit is also increased, when the ring main unit needs to be replaced or maintained, the inlet wire indoor terminal needs to be in butt joint with a bypass system, the bypass of the ring main unit is removed, and then the operation is carried out.
However, the adapter for the conventional connection mode has an indoor terminal, that is, enough space needs to be reserved to ensure air insulation, but due to the influence of actual conditions of field environment, the space is limited mainly because the ring main unit is generally installed indoors, so that the problem that air insulation is difficult to perform in enough space is solved, and even the problem that the construction personnel have electric shock danger during working is solved.
Disclosure of Invention
In view of this, there is a need for a touchable indoor terminal adapter to solve the technical problems that the adapter in the prior art uses air insulation, so that the required space is large, the implementation is difficult, and the limitation is large.
The invention provides a touchable indoor terminal adapter, which comprises: the insulation layer is internally provided with a first mounting hole and a second mounting hole, the first mounting hole penetrates through the insulation layer, one end of the second mounting hole is communicated with the first mounting hole, and the other end of the second mounting hole is communicated with the surface of the insulation layer and is used for being plugged into an indoor terminal; the end cap is spliced with first mounting hole one end, and in the first mounting hole was located to the terminal cover, the terminal was close to the one end of end cap and can be dismantled with heterotypic bolt and be connected, its one end of keeping away from the end cap be used for with bypass system electric connection, insulating layer outer wall cover is equipped with the outer shielding layer, the pot head that the end cap was kept away from to the insulating layer is equipped with quick-operation joint.
Furthermore, the insulating layer is T-shaped, and the first mounting hole is perpendicular to the second mounting hole.
Furthermore, quick-operation joint includes connector and adapter sleeve, and the connector cover is located outside the outer shielding layer and with outer shielding layer fixed connection, and adapter sleeve pot head is located the one end that the end cap was kept away from to the connector.
Further, quick-operation joint still includes sliding sleeve and internal spring, and the connecting sleeve inner wall is formed with first boss, and the sliding sleeve outer wall is formed with the second boss, and in the connecting sleeve was located to the coaxial cover of sliding sleeve, and first boss butt second boss, internal spring one end butt connector, other end butt sliding sleeve supported first boss and second boss tightly.
Furthermore, quick-operation joint still includes stop collar and outer spring, and the coaxial cover of stop collar is located outside the adapter sleeve and surrounds with the adapter sleeve and form outer spring chamber, and outer spring coaxial cover is located outside the adapter sleeve and places the outer spring intracavity in, and outer spring both ends butt adapter sleeve and stop collar respectively.
Furthermore, quick-operation joint still includes a plurality of steel balls, has seted up a plurality of steel ball holes on the adapter sleeve around the axis of adapter sleeve, and steel ball hole intercommunication sliding sleeve and stop collar correspond on sliding sleeve and the stop collar and have seted up a plurality of interior steel ball grooves and a plurality of outer steel ball grooves respectively and come the one-by-one intercommunication steel ball hole, and interior steel ball groove, steel ball hole and outer steel ball groove surround and form the steel ball chamber, place in the steel ball intracavity in the steel ball one-to-one correspondence of steel ball.
Furthermore, the steel ball cavity is of a spherical shape with the same size as the steel ball.
Furthermore, the touch indoor terminal adapter further comprises an inner shielding layer, and the inner shielding layer is attached to the inner wall of the second mounting hole.
Further, the inner shield layer includes ring portion and pipe portion, and ring portion and pipe portion integrated into one piece are connected, and the inner wall setting of pipe portion laminating second mounting hole, ring portion extend to in the first mounting hole.
Furthermore, the touchable indoor terminal adapter further comprises an insulating plug, and one end of the second mounting hole, which is far away from the first mounting hole, is internally sleeved with the insulating plug.
Compared with the prior art, when the touch indoor terminal adapter is used, one end of the terminal close to the plug is connected with an indoor terminal, and the other end of the terminal far away from the plug is connected with a bypass system, so that the indoor terminal is bypassed, and the overhaul is facilitated; and through establish insulating layer and outer shielding layer at the terminal overcoat, provide good insulating properties and shielding property when indoor terminal and bypass system are connected respectively at terminal both ends, replace current air-insulated mode for this adapter can be by people direct touch surface and can not take place the electric shock accident when using, need not to pay attention to when using and reserve the space and carry out ground connection and alternate insulation very much, improve the adaptability of joint to various environmental conditions greatly, ensure constructor's safety.
Drawings
FIG. 1 is a cross-sectional view of a first embodiment of a touchable indoor terminal adapter according to the present invention;
fig. 2 is an enlarged view of the quick connector of fig. 1.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
Referring to fig. 1 and 2, the touch indoor terminal adapter comprises an insulating layer 1, a binding post 2, a plug 3, a profiled bolt 4, an outer shielding layer 5, a quick connector 6, an inner shielding layer 7 and an insulating plug 8. The touchable indoor terminal adapter is used for connecting an indoor terminal with a bypass system when a ring main unit is overhauled.
The indoor terminal comprises a cable 9 and a copper terminal 10, wherein the cable 9 comprises a cable core 91, an insulating sheath 92 and a copper terminal sleeve 93. Outside cable core 91 was located to insulating skin 92 cover, cable core 91 one end was extended out and was connected with copper terminal 10 from insulating skin 92's one end, and copper terminal cover 93 cladding cable core 91, insulating skin 92 and copper terminal 10's junction plays fixed effect.
First mounting hole and second mounting hole have been seted up to insulating layer 1 inside, and first mounting hole runs through insulating layer 1's both ends, and first mounting hole of second mounting hole one end intercommunication, the other end communicates insulating layer 1 surface. Therefore, in order to meet the requirement of arrangement of the first mounting hole and the second mounting hole, the insulating layer 1 preferably adopts a T-shaped structure, the first mounting hole is opened in a horizontal part above the T-shaped structure, the second mounting hole is opened in a vertical part below the T-shaped structure, and the first mounting hole is vertically communicated with the second mounting hole. In the present embodiment, the insulating layer 1 is preferably formed by injection molding of ethylene propylene diene monomer.
The second mounting hole is used for connecting an indoor terminal, a circle of inner shielding layer 7 is sleeved in the second mounting hole firstly, the inner shielding layer 7 is formed by injection molding of ethylene propylene diene monomer, one end of the inner shielding layer is of a circular tube structure, the other end of the inner shielding layer is of a circular ring structure, the circular tube is partially attached to the inner wall of the second mounting hole, and the circular ring partially extends into the first mounting hole and is abutted to the inner wall of the first mounting hole. The inner shielding layer 7 is used for homogenizing the electric field at the connection part of the metal conductors in the conversion joint.
An insulating plug 8 is further sleeved in one end, far away from the first mounting hole, of the second mounting hole, the insulating plug 8 is a round pipe formed by injection molding of ethylene propylene diene monomer, the outer wall of the round pipe is attached to the inner wall of the second mounting hole, and the round pipe is used for tightly sleeving the indoor terminal when the indoor terminal is connected.
The end of the first mounting hole with the larger inner diameter is inserted with the plug 3, and the plug 3 is made of epoxy resin in this embodiment and used for an european connector to plug the joint of the sealing terminal 2 and the copper terminal 10, so as to perform the function of insulation sealing.
The indoor terminal comprises a cable 9 and a copper terminal 10, and the plug 3 is pulled out firstly when the indoor terminal is used, so that an operation space is reserved. The cable 9 and the copper terminal 10 are then inserted into the second mounting hole so that the insulating plug 8 is tightly fitted over the insulating sheath 92 and the copper terminal 10 is inserted all the way into the annular structure of the inner shield layer 7 and electrically connected to the stud 2. And then connecting the binding post 2 and the copper terminal 10 together by adopting the special-shaped bolt 4 to complete the communication of the circuit. In the embodiment, the special-shaped bolt 4 adopts a standard M12-M16 stainless steel special-shaped bolt. Finally, the plug 3 is inserted again to seal the post 2 and the copper terminal 10 in an insulating way.
The indoor terminal and the adapter can be connected together by adopting the mode.
The outer wall cover of insulating layer 1 is equipped with outer shielding layer 5, and outer shielding layer 5 is the same with internal shield layer 7, also adopts ethylene propylene diene monomer to mould plastics and forms for further even this crossover sub inside metal conductor junction's electric field.
And a quick connector 6 is sleeved at one end of the insulating layer 1 far away from the plug 3 and used for quickly connecting a bypass system. In the present embodiment, the quick coupling 6 includes a connector 61, a connecting sleeve 62, a sliding sleeve 63, an inner spring 64, a limiting sleeve 65, an outer spring 66 and a plurality of steel balls 67.
The connector 61 is the pipe structure of aluminum alloy, and the cover is located outside the outer shielding layer 5 and is fixed bonding with outer shielding layer 5, and the adapter sleeve 62 is the stainless steel pipe structure, and the great other end internal diameter of one end internal diameter is less, and the one end that the end cap 3 was kept away from to connector 61 is located to great pot head. The inner wall of adapter sleeve 62 is formed with first boss, and sliding sleeve 63 is the pipe of stainless steel, is formed with the second boss on the inner wall of sliding sleeve 63, and sliding sleeve 63 is coaxial to be located in adapter sleeve 62, and first boss butt second boss, and interior spring 64 one end butt connector 61, other end butt sliding sleeve 63, the cover is located outside the insulating layer, supports tightly first boss and second boss. Stop collar 65 is the stainless steel pipe, and one end internal diameter is big, and one end internal diameter is little, and stop collar 65 coaxial cover is located outside adapter sleeve 62 and surrounds with adapter sleeve 62 and forms outer spring chamber, and outer spring coaxial cover is located outside adapter sleeve 62 and places the outer spring intracavity in, and outer spring 66 both ends butt adapter sleeve 62 and stop collar 65 respectively.
The sliding sleeve 63 and the limiting sleeve 65 are relatively sleeved on the same position of the connecting sleeve 62, a plurality of steel ball holes are formed in the connecting sleeve 62 around the axis of the connecting sleeve 62, correspondingly, a plurality of inner steel ball grooves and a plurality of outer steel ball grooves are formed in the sliding sleeve 63 and the limiting sleeve 65 respectively, the inner steel ball grooves and the outer steel ball grooves are communicated with the steel ball holes in a one-to-one correspondence mode to form steel ball cavities in a surrounding mode, each steel ball cavity is a spherical cavity body matched with the steel ball 67 in size, and each steel ball cavity is used for containing one steel ball 67.
By means of the quick coupling 6 thus constructed, a quick connection to the connector of the bypass system can be achieved. In use, the connector is only required to be directly butted with the quick connector 6, and the connector pushes the sliding sleeve 63 and the limiting sleeve 65 to move, so that the inner spring 64 and the outer spring 66 are compressed. When the connector and the adapter are disassembled, the inner spring 64 and the outer spring 66 can push the sliding sleeve 63 and the stop sleeve 65 to return to the original position. When the plug-in is in place, the steel ball 67 locks the connector, and at the moment, an electric working component in the connector is inserted into the central control groove of the wiring terminal 2, so that the electric connection with the wiring terminal 2 is realized.
Therefore, the indoor terminal and the bypass system are connected together through the wiring terminal 2, the bypass of the ring main unit is eliminated, and the requirement of maintenance operation in the ring main unit is met.
The embodiment of the invention has the following beneficial effects: when the touch indoor terminal adapter is used, one end, close to the plug, of the wiring terminal is connected with an indoor terminal, and the other end, far away from the plug, of the wiring terminal is connected with a bypass system, so that the indoor terminal is bypassed, and overhauling is facilitated; and through establish insulating layer and outer shielding layer at the terminal overcoat, provide good insulating properties and shielding property when indoor terminal and bypass system are connected respectively at terminal both ends, replace current air-insulated mode for this adapter can be by people direct touch surface and can not take place the electric shock accident when using, need not to pay attention to when using and reserve the space and carry out ground connection and alternate insulation very much, improve the adaptability of joint to various environmental conditions greatly, ensure constructor's safety.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. A touchable in-home terminal transfer connector for connecting an in-home terminal to a bypass system, comprising: an insulating layer, a binding post, a plug, a special-shaped bolt, an outer shielding layer and a quick joint,
a first mounting hole and a second mounting hole are formed in the insulating layer, the first mounting hole penetrates through the insulating layer, one end of the second mounting hole is communicated with the first mounting hole, and the other end of the second mounting hole is communicated with the surface of the insulating layer and is used for being plugged with the indoor terminal; the end cap with first mounting hole one end is pegged graft, the terminal post cover is located in the first mounting hole, the terminal is close to the one end of end cap with the connection can be dismantled to heterotypic bolt, its is kept away from the one end of end cap be used for with bypass system electric connection, insulating layer outer wall cover is equipped with outer shielding layer, the insulating layer is kept away from an pot head of end cap is equipped with quick-operation joint.
2. A touchable indoor terminal adapter according to claim 1, wherein said dielectric layer is T-shaped, and said first mounting hole is perpendicular to said second mounting hole.
3. The touchable indoor terminal adapter according to claim 2, wherein the quick connector comprises a connector and a connecting sleeve, the connector is sleeved outside the outer shielding layer and is fixedly connected with the outer shielding layer, and one end of the connecting sleeve is sleeved at one end of the connector far away from the plug.
4. The touchable indoor terminal adapter according to claim 3, wherein the quick connector further comprises a sliding sleeve and an inner spring, the inner wall of the connecting sleeve is formed with a first boss, the outer wall of the sliding sleeve is formed with a second boss, the sliding sleeve is coaxially sleeved in the connecting sleeve, the first boss abuts against the second boss, one end of the inner spring abuts against the connecting head, the other end of the inner spring abuts against the sliding sleeve, and the first boss and the second boss are abutted.
5. The touchable indoor terminal adapter according to claim 4, wherein the quick coupling further comprises a stop collar and an outer spring, the stop collar is coaxially sleeved outside the connecting sleeve and surrounds the connecting sleeve to form an outer spring cavity, the outer spring is coaxially sleeved outside the connecting sleeve and is arranged inside the outer spring cavity, and two ends of the outer spring respectively abut against the connecting sleeve and the stop collar.
6. The touch indoor terminal adapter according to claim 5, wherein the quick connector further comprises a plurality of steel balls, a plurality of steel ball holes are formed in the connecting sleeve around the axis of the connecting sleeve, the steel ball holes are communicated with the sliding sleeve and the limiting sleeve, a plurality of inner steel ball grooves and a plurality of outer steel ball grooves are correspondingly formed in the sliding sleeve and the limiting sleeve respectively and correspondingly and respectively communicated with the steel ball holes one by one, the inner steel ball grooves, the steel ball holes and the outer steel ball grooves are encircled to form steel ball cavities, and the steel balls are correspondingly arranged in the steel ball cavities one by one.
7. The touchable indoor terminal adapter according to claim 6, wherein said ball cavity is of spherical shape of the same size as said ball.
8. The touchable indoor terminal adapter according to claim 2, further comprising an inner shield layer, said inner shield layer being snugly disposed on an inner wall of said second mounting hole.
9. The touchable indoor terminal adapter according to claim 8, wherein the inner shield layer comprises a circular ring portion and a circular tube portion, the circular ring portion is integrally connected with the circular tube portion, the circular tube portion is arranged to fit the inner wall of the second mounting hole, and the circular ring portion extends into the first mounting hole.
10. The touch indoor terminal adapter according to claim 9, wherein said touch indoor terminal adapter further comprises an insulating plug, said insulating plug being nested within an end of said second mounting hole remote from said first mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010974326.XA CN112117559A (en) | 2020-09-16 | 2020-09-16 | Touch indoor terminal adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010974326.XA CN112117559A (en) | 2020-09-16 | 2020-09-16 | Touch indoor terminal adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112117559A true CN112117559A (en) | 2020-12-22 |
Family
ID=73802189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010974326.XA Pending CN112117559A (en) | 2020-09-16 | 2020-09-16 | Touch indoor terminal adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112117559A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471732A (en) * | 2021-07-14 | 2021-10-01 | 广东安迪普科技有限公司 | Quick-switching emergency socket |
-
2020
- 2020-09-16 CN CN202010974326.XA patent/CN112117559A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471732A (en) * | 2021-07-14 | 2021-10-01 | 广东安迪普科技有限公司 | Quick-switching emergency socket |
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