CN209544646U - Quick connection terminal - Google Patents

Quick connection terminal Download PDF

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Publication number
CN209544646U
CN209544646U CN201920511622.9U CN201920511622U CN209544646U CN 209544646 U CN209544646 U CN 209544646U CN 201920511622 U CN201920511622 U CN 201920511622U CN 209544646 U CN209544646 U CN 209544646U
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CN
China
Prior art keywords
pipe
connection terminal
male
guide post
quick connection
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.)
Withdrawn - After Issue
Application number
CN201920511622.9U
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Chinese (zh)
Inventor
王国良
赵建余
何霖
王浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI YOUBANG ELECTRIC (GROUP) CO Ltd
Original Assignee
SHANGHAI YOUBANG ELECTRIC (GROUP) CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGHAI YOUBANG ELECTRIC (GROUP) CO Ltd filed Critical SHANGHAI YOUBANG ELECTRIC (GROUP) CO Ltd
Priority to CN201920511622.9U priority Critical patent/CN209544646U/en
Application granted granted Critical
Publication of CN209544646U publication Critical patent/CN209544646U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of quick connection terminal belongs to power industry connecting terminal technical field, specifically includes insulating base, electric conductor, nut, screw assemblies and insulated handle;Insulating base includes the terminal connection box of two spacing parallel arranging settings, and the upper end of terminal connection box respectively opens up spliced eye, and terminal connects each fixed male-pipe in lower end of box;Electric conductor includes screw connecting tube and elastic jacket, and outer wall is equipped with convex shoulder;Nut inner wall is provided with baffle ring, and nut is connected to male-pipe, and by convex shoulder axial stop in baffle ring;Screw assemblies are threadedly connected to screw connecting tube;Insulated handle includes conducting rod and insulating part;It is different from traditional welding and integrated formed structure, it is designed by reasonable structure, it is mutually fitted between each component and is assembled by screw threads for fastening mode, the replacement easy to disassemble in component corrupted, in addition, it is connected by elastic jacket with conducting rod in connection terminal portion, the elasticity realization of elastic jacket is utilized to the advance tight fit of contact pin, connects more reliable.

Description

Quick connection terminal
Technical field
The utility model relates to electricity field more particularly to connecting terminal, especially a kind of quick connection terminal.
Background technique
Connecting terminal is connected for conducting wire.Its essence is one section of sheet metal being enclosed in inside ambroin, and both ends have hole can To be inserted into conducting wire, there is screw to be used to fasten or unclamp, such as two conducting wires, it is sometimes desirable to it connects, needs to disconnect again sometimes, this When they can be connected with terminal, and can disconnect at any time, without they are welded or are wrapped in Together.What is be wherein most widely used is plug-in type connection terminal, is formed by connecting by two parts plug, a part of by line pressure Tightly, the access and disconnection of another part control conducting rod realizes end of incoming cables and the conducting at end and separation occurs;But this kind of structure Unstable there are still being connected, positioning insertion conducting complex procedures, terminal damages maintenance difficult, the technologies such as unreasonable structural design Problem.
Utility model content
The purpose of the utility model is to provide a kind of quick connection terminal, it is different from traditional welding and is integrally formed knot Structure is designed by reasonable structure, is mutually fitted between each component and is assembled by screw threads for fastening mode, is convenient in component corrupted The bullet of elastic jacket is utilized in addition, connecting by elastic jacket with conducting rod in connection terminal portion in dismounting and change or maintenance Property realize to the advance tight fit of contact pin, connect more reliable.
To solve the technical problem that quick connection port subassembly corrupted inconvenient maintenance, conducting are unstable in the prior art, this Utility model provides a kind of quick connection terminal, specifically includes insulating base, electric conductor, nut, screw assemblies and insulation hand Handle;
Insulating base, the insulating base include the terminal connection box of two spacing parallel arranging settings, two terminals It connects and is connected between box by linking arm, the upper end of any one terminal connection box respectively opens up spliced eye, any one end The lower end of son connection box is each provided with male-pipe, and the inner cavity of any one of male-pipe is respectively connect with terminal One inner cavity of box is connected to, and the radial section of the inner tubal wall of the male-pipe is in polygon;
Electric conductor, the electric conductor include screw connecting tube and elastic jacket, and the elastic jacket is fixed on the screw The periphery of the upper end of connecting tube, screw connecting tube is equipped with convex shoulder, and the periphery of the convex shoulder is adapted with the inner tubal wall of male-pipe, Screw connecting tube is equipped with internal screw thread, and the electric conductor is plugged in male-pipe, the periphery of convex shoulder and the inner tube of male-pipe Wall is connected, and the upper end of elastic jacket extends in the inner cavity of terminal connection box;
Nut, the inner wall of the nut are provided with baffle ring, and nut is connected on male-pipe, convex shoulder backstop in the axial direction In the baffle ring, the lower end surface of nut is run through in the lower end of screw connecting tube;
Screw assemblies, the screw assemblies are threadedly connected to the screw connecting tube;
Insulated handle, the insulated handle include conducting rod and insulating part, and the conducting rod is embedded in integrated injection molding in advance Insulating part and both ends led into the insulating part end face form contact pin, the contact pin penetrates through the spliced eye when route is connected And it is plugged in the elastic jacket.
Further, quick connection terminal provided by the utility model, in order to which contact pin is accessed elastic jacket rapidly, In, it further include axial guiding structure, the axial guiding structure includes guide post and guide pipe, and the guide post setting is being insulated The downside of handle simultaneously extends downwardly, and the guide pipe is fixed on the middle part of linking arm and passes perpendicularly through linking arm;The guiding Pipe is arranged along plugging direction, and forced guiding column is moved along guide pipe under the limitation of guide pipe, and wherein contact pin, which is parallel to, leads It is arranged to column, contact pin is facilitated accurately to be inserted into elastic jacket.
Further, quick connection terminal provided by the utility model, other than the pre- clamping force of elastic jacket, this Apply in order to ensure connection reliability, wherein further include precompressed locking structure, the precompressed locking structure include Sealing shield ring, spring, Latch and cutting ferrule;The Sealing shield ring is arranged radially in the guiding inside pipe wall, and the latch is fixed on the lower end of guide post; Be sheathed on to the cutting ferrule axial direction anticreep latch, the spring pocket be set in guide post and be located at Sealing shield ring and cutting ferrule it Between, spring biases downwards guide post;The above structure resists Sealing shield ring by the upper end of spring, and the other end is butted on the upper of cutting ferrule End face, so that guide post has the trend moved down under pretensioned spring effect, i.e. contact pin exists and is closely plugged in downwards The trend of elastic jacket is remarkably improved the reliability of energization, effectively prevents axial float.
Further, quick connection terminal provided by the utility model, wherein the internal diameter of the Sealing shield ring and the guiding The outer diameter of column is equal;This effectively limits radial shaking of the guide post in guide pipe, so that structure is more compact.
Further, quick connection terminal provided by the utility model, wherein the radial full-size of the cutting ferrule with lead Internal diameter to pipe is equal;This effectively limits radial shaking of the guide post in guide pipe, so that structure is more compact.
Further, quick connection terminal provided by the utility model, wherein further include circumferential position limiting structure, the week It include limit rib and slot to position limiting structure;Wherein, the limit rib is set to the guide post and the company with the insulated handle Place is met, the slot is surrounded by the cell wall for being set to the guiding tube cavity.
Further, quick connection terminal provided by the utility model, wherein the axial limit structure is including between two Every the limit rib being set side by side, the limit rib is set to the both ends of the guide post radial direction;The slot includes a pair of of rotation stop groove, The rotation stop groove is set to the both ends of the guide pipe radial direction, the slot of the arc surface between two rotation stop grooves and the rotation stop groove Wall partners locating slot;Wherein, the rotation stop groove is for being fitted into the limit rib in the power-off state, the locating slot by Contact pin is positioned above spliced eye rapidly by the circumferential backstop action between cell wall and limit rib before energization.
Further, quick connection terminal provided by the utility model, in order to facilitate identifying and distinguish for circuit, wherein It is arranged with transparent dust cover outside the insulated handle, is provided with mark sheet in the transparent dust cover.
Further, quick connection terminal provided by the utility model, wherein respectively offered on terminal connection box One instrument connection, to facilitate the maintenance and test at scene.
On the one hand a kind of quick connection terminal of the utility model has the advantage that compared with prior art, in the application Conducting rod and end of incoming cables and leading-out terminal all realize and connect that elastic jacket itself just has pre-tightening effect by elastic jacket Power, it can be ensured that the reliability for the connection that is powered;On the other hand, each component all designs and has stop configurations in the application, by being convenient for Each component is mutually compressed while the threaded connection of disassembly and is assembled together, to facilitate the repair and maintenance in later period.
Detailed description of the invention
Fig. 1 is the utility model quick connection terminal configuration schematic diagram;
Fig. 2 is the utility model quick connection terminal on state structural schematic diagram;
Fig. 3 is that the utility model quick connection terminal lifts insulated handle status architecture schematic diagram;
Fig. 4 is the utility model quick connection terminal exploded perspective schematic diagram;
Fig. 5 is the utility model quick connection terminal insulating base partial structure diagram.
Wherein: 1, insulating base;2, electric conductor;3, nut;4, screw assemblies;5, insulated handle;6, terminal connects box;7, Linking arm;8, spliced eye;9, male-pipe;10, instrument connection;11, screw connecting tube;12, elastic jacket;13, convex shoulder;14, only Baffle ring;15, conducting rod;150, contact pin;16, insulating part;17, transparent dust cover;18, mark sheet;19, guide post;20, it is oriented to Pipe;21, Sealing shield ring;22, spring;23, latch;24, cutting ferrule;25, limit rib;26, rotation stop groove;27, locating slot.
Specific embodiment
Technical solutions of the utility model are described in further detail with reference to the accompanying drawing;
As shown in Fig. 1~5, a kind of quick connection terminal, including insulating base 1, electric conductor 2, spiral shell are present embodiments provided Mother 3, screw assemblies 4 and insulated handle 5;
Insulating base 1, the insulating base include the terminal connection box 6 of two spacing parallel arranging settings, two ends Fixed by linking arm 7 between son connection box 6, the upper end of any one terminal connection box 6 respectively opens up spliced eye 8, arbitrarily The lower end of one terminal connection box 6 is each provided with male-pipe 9, the inner cavity of any one of male-pipe 9 with it is described Terminal connects the inner cavity connection of box 6, and the section of the inner tubal wall of the male-pipe 9 is in polygon, wherein is connected in the terminal An instrument connection 10 is respectively offered on box 6, to facilitate the maintenance and test at scene;
Electric conductor 2, the electric conductor 2 include screw connecting tube 11 and elastic jacket 12, and the elastic jacket 12 is fixed on Described 11 one end of screw connecting tube, 11 periphery of screw connecting tube are equipped with convex shoulder 13, the periphery of the convex shoulder 13 and described outer The inner tubal wall of screwed pipe 9 is adapted, and the screw connecting tube 11 is equipped with internal screw thread, and the electric conductor 2 is plugged in the external screw thread Pipe 9 is until 13 periphery of convex shoulder and the inner tubal wall of the male-pipe 9 are connected, and by the extension of the elastic jacket 12 Into the inner cavity of terminal connection box 6;
Nut 3,3 inner wall of nut are provided with baffle ring 14, and the nut 3 is threadedly connected to the male-pipe 9, and By 13 axial stop of convex shoulder in the baffle ring 14, wherein the lower end of the screw connecting tube 11 is through the nut 3 Lower end surface;
Screw assemblies 4, the screw assemblies 4 are threadedly connected to the screw connecting tube 11;
Insulated handle 5, the insulated handle 5 include conducting rod 15 and insulating part 16, and the conducting rod 15 is embedded in one in advance Both ends are simultaneously led to 16 end face of insulating part and form contact pin 150 by the insulating part 16 of injection molding, and the contact pin 150 is in conductive line The spliced eye 8 is penetrated through when road and is plugged in the elastic jacket 12, is arranged with transparent dust cover outside the insulated handle 5 17, mark sheet 18 is provided in the transparent dust cover 17;
As shown in Figure 1, further include axial guiding structure, the axial guiding structure includes guide post 19 and guide pipe 20, The guide post 20 is arranged in the downside of insulated handle 5 and extends downwardly, and the guide pipe 20 is fixed in linking arm 7 Portion simultaneously passes perpendicularly through linking arm 7;The guide pipe 20 is arranged along plugging direction, the forced guiding column 19 under the limitation of guide pipe 20 It is moved along guide pipe 20, wherein contact pin 150 is parallel to the setting of guide post 19, and contact pin 150 is facilitated accurately to be inserted into elastic jacket 12;
Other than the pre- clamping force of elastic jacket 12, the application in order to ensure connection reliability, wherein further include Precompressed locking structure, the precompressed locking structure include Sealing shield ring 21, spring 22, latch 23 and cutting ferrule 24, wherein the Sealing shield ring 21 Internal diameter it is equal with the outer diameter of the guide post 19;This effectively limits radial rolling of the guide post 19 in guide pipe 20 It is dynamic, so that structure is more compact;The Sealing shield ring 21 is arranged radially in 20 inner wall of guide pipe, and the latch 23 is fixed In the lower end of guide post 19;It is sheathed on to the axial anticreep of the cutting ferrule 24 latch 23, the spring 22 is sheathed on guide post On 19 and between Sealing shield ring 21 and cutting ferrule 24, spring 22 biases downwards guide post 19, and the outer diameter of the spring 22 is small In 20 internal diameter of guide pipe;The above structure resists Sealing shield ring 21 by the upper end of spring 22, and the other end is butted on the upper surface of cutting ferrule 24, To which under the effect of pretensioned spring 22, guide post 19 has the trend moved down, i.e. there is downward close grafting in contact pin 150 In the trend of elastic jacket 12, it is remarkably improved the reliability of energization, effectively prevents axial float, in addition, the cutting ferrule 24 radial full-size is equal with the internal diameter of guide pipe 20;This effectively limits diameter of the guide post 19 in guide pipe 20 To shaking, so that structure is more compact.
As shown in figure 5, further including circumferential position limiting structure, the circumferential direction position limiting structure includes limit rib 25 and slot;The limit Position muscle 25 is set to the guide post 19 and the junction with the insulated handle 5, and the slot is by being set to the guide pipe 20 The cell wall of inner cavity surrounds, wherein the axial limit structure includes the limit rib 25 of two spacing parallel arrangings setting, the limit rib 25 are set to the radial both ends of the guide post 19;The slot includes a pair of of rotation stop groove 26, and the rotation stop groove 26 is set to described The radial both ends of guide pipe 20, it is fixed that the cell wall of arc surface and the rotation stop groove 26 between two rotation stop grooves 26 partners Position slot 27;Wherein, the rotation stop groove 26 is for being fitted into the limit rib 25 in the power-off state, and the locating slot 27 is by cell wall Contact pin 150 is positioned at rapidly the top of spliced eye 8 by the circumferential backstop action between limit rib 25 before energization.
The present embodiment course of work and principle are as follows: electric conductor 2 is inserted into terminal and connects box 6, until 13 outer wall of convex shoulder It is connected with the inner tubal wall of the male-pipe 9, and the end of the elastic jacket 12 is placed in the terminal connection box 6 Then nut 3 is tightened in male-pipe 9 until 14 inner end of baffle ring and the convex shoulder 13 of electric conductor 2 offset by inner cavity;To insulate hand The guide post 19 of handle 5 is inserted into the guide pipe 20 on linking arm 7, is then inserted in spring 22 from 19 end of guide post, until spring 22 offset with 21 end face of Sealing shield ring that 20 inner cavity of guide pipe is arranged in, and then cutting ferrule 24 are inserted in the outer end of guide post 19, by card Set 24 is cooperatively connected with the latch 23 for being set to 19 end of guide post, and realizes axial anti-drop function, by 22 precommpression of spring It is set between Sealing shield ring 21 and cutting ferrule 24, when needing frequently to cut off route, connecting processing, end of incoming cables cable is connected to One of screw assemblies 4, screw assemblies 4 are tightened against in screw connecting tube 11, while leading-out terminal cable being connected to another A screw assemblies 4, and the screw assemblies 4 are tightened against in another screw connecting tube 11, when needing to connect, control insulated handle 5 Spinning movement, until guide post 19 on limit rib 15 and the cell wall of locating slot 17 offset, i.e., at this time contact pin 150 to positive grafting Many and diverse positioning process is given up in hole 8, connects more convenient;When need cut off connection when, only need to above mention insulated handle 5, when insert, 150 After being detached from spliced eye 8, rotating insulated handle 5, so that limit rib 25 is embedded in rotation stop groove to positive rotation stop groove 26, and by limit rib 25 In 26, the separation of route is completed.
Last institute is it is noted that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits System, although the utility model is described in detail referring to embodiment, those skilled in the art should understand that, it can be with It modifies to the technical solution of the utility model and equivalent replacement, without departing from the spirit and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (9)

1. a kind of quick connection terminal, it is characterised in that: including insulating base, electric conductor, nut, screw assemblies and insulation hand Handle;
Insulating base, the insulating base include the terminal connection box of two spacing parallel arranging settings, two terminals connection It is connected between box by linking arm, the upper end of any one terminal connection box respectively opens up spliced eye, any one terminal connects The lower end for connecing box is each provided with male-pipe, and the inner cavity of any one of male-pipe respectively connect box with terminal One inner cavity connection, the radial section of the inner tubal wall of the male-pipe are in polygon;
The electric conductor includes screw connecting tube and elastic jacket, and the elastic jacket is fixed on the upper of the screw connecting tube The periphery at end, screw connecting tube is equipped with convex shoulder, and the periphery of the convex shoulder is adapted with the inner tubal wall of male-pipe, screw connecting tube Equipped with internal screw thread, the electric conductor is plugged in male-pipe, and the periphery of convex shoulder and the inner tubal wall of male-pipe are connected, The upper end of elastic jacket extends in the inner cavity of terminal connection box;
The inner wall of the nut is provided with baffle ring, and nut is connected on male-pipe, convex shoulder in the axial direction backstop in described The lower end surface of nut is run through in baffle ring, the lower end of screw connecting tube;
Screw assemblies, the screw assemblies are threadedly attached in screw connecting tube;
Insulated handle, the insulated handle include the insulating part of conducting rod and integrated injection molding, and the conducting rod is embedded in advance In the insulating part, the both ends of conducting rod are pierced by the downside of insulating part and form contact pin after respectively bending, the contact pin Spliced eye is penetrated through when route is connected and is inserted into elastic jacket.
2. quick connection terminal according to claim 1, it is characterised in that: it further include axial guiding structure, the axial direction Guide frame includes guide post and guide pipe, and the guide post is arranged in the downside of insulated handle and extends downwardly, described Guide pipe is fixed on the middle part of linking arm and passes perpendicularly through linking arm.
3. quick connection terminal according to claim 2, it is characterised in that: further include precompressed locking structure, the pre-pressing Structure includes Sealing shield ring, spring, latch and cutting ferrule;The Sealing shield ring is arranged radially in the inner wall of the guide pipe, described Latch is fixed on the lower end of guide post;It is sheathed on to the cutting ferrule axial direction anticreep latch, the spring pocket is set to guide post It goes up and is located between Sealing shield ring and cutting ferrule, spring biases downwards guide post.
4. quick connection terminal according to claim 3, it is characterised in that: the internal diameter of the Sealing shield ring and the guide post Outer diameter it is equal.
5. quick connection terminal according to claim 3, it is characterised in that: the radial full-size and guiding of the cutting ferrule The internal diameter of pipe is equal.
6. quick connection terminal according to claim 2, it is characterised in that: it further include axial limit structure, the axial direction Position limiting structure includes limit rib and slot;Wherein, the limit rib is set to the guide post and the connection with the insulated handle Place, the slot are surrounded by the cell wall for being set to the guiding tube cavity.
7. quick connection terminal according to claim 6, it is characterised in that: the axial limit structure includes two intervals The limit rib being set side by side, the limit rib are set to the both ends of the guide post radial direction;The slot includes a pair of of rotation stop groove, institute The both ends that rotation stop groove is set to the guide pipe radial direction are stated, the cell wall of the arc surface between two rotation stop grooves and the rotation stop groove Partner locating slot;Wherein, the rotation stop groove for being fitted into the limit rib in the power-off state, and the locating slot is by slot Contact pin is positioned above spliced eye rapidly by the circumferential backstop action between wall and limit rib before energization.
8. quick connection terminal according to claim 1, it is characterised in that: be arranged with outside the insulated handle transparent anti- Dust hood is provided with mark sheet in the transparent dust cover.
9. quick connection terminal according to claim 1, it is characterised in that: respectively offer one on terminal connection box A instrument connection.
CN201920511622.9U 2019-04-16 2019-04-16 Quick connection terminal Withdrawn - After Issue CN209544646U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920511622.9U CN209544646U (en) 2019-04-16 2019-04-16 Quick connection terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920511622.9U CN209544646U (en) 2019-04-16 2019-04-16 Quick connection terminal

Publications (1)

Publication Number Publication Date
CN209544646U true CN209544646U (en) 2019-10-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920511622.9U Withdrawn - After Issue CN209544646U (en) 2019-04-16 2019-04-16 Quick connection terminal

Country Status (1)

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CN (1) CN209544646U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110048249A (en) * 2019-04-16 2019-07-23 上海友邦电气(集团)股份有限公司 A kind of quick connection terminal
CN114759378A (en) * 2022-06-16 2022-07-15 深圳市特拉利线簧端子技术有限公司 Electrical connector with improved contact arrangement

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110048249A (en) * 2019-04-16 2019-07-23 上海友邦电气(集团)股份有限公司 A kind of quick connection terminal
CN110048249B (en) * 2019-04-16 2024-04-09 上海友邦电气(集团)股份有限公司 Quick connecting terminal
CN114759378A (en) * 2022-06-16 2022-07-15 深圳市特拉利线簧端子技术有限公司 Electrical connector with improved contact arrangement
CN114759378B (en) * 2022-06-16 2022-10-11 深圳市特拉利线簧端子技术有限公司 Electrical connector with improved contact arrangement

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Granted publication date: 20191025

Effective date of abandoning: 20240409

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Granted publication date: 20191025

Effective date of abandoning: 20240409

AV01 Patent right actively abandoned
AV01 Patent right actively abandoned