CN209298467U - Conducting wire electric connection structure - Google Patents
Conducting wire electric connection structure Download PDFInfo
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- CN209298467U CN209298467U CN201821556371.8U CN201821556371U CN209298467U CN 209298467 U CN209298467 U CN 209298467U CN 201821556371 U CN201821556371 U CN 201821556371U CN 209298467 U CN209298467 U CN 209298467U
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- lock nut
- conducting wire
- pressing sleeve
- plug wire
- plug
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Abstract
The utility model relates to electric power tool fields, specifically conducting wire electric connection structure, including elastic pressing sleeve, lock nut and conducting connecting part equipped with plug wire hole, one end of lock nut is connect with the plug wire hole coaxial threaded, the other end is equipped with the plug wire mouth being inserted into for conducting wire, elastic pressing sleeve is placed in the space that lock nut and plug wire hole enclose, elastic pressing sleeve is that both ends communicate the tubular structure passed through for conducting wire, lock nut is screwed with respect to plug wire hole, lock nut and plug wire hole inner wall can be made to squeeze elastic pressing sleeve and the bore of elastic pressing sleeve is made to become smaller, to which conductor clamping is fixed in plug wire hole；The utility model has the beneficial effects that connecting wire and connector can be connected together quickly, and operation is convenient, is connected firmly.
Description
Technical field
The utility model relates to electric power tool fields, specifically conducting wire electric connection structure.
Background technique
Electrical Safety on today's society guarantees that power network safety operation is particularly significant, and connecting position of wires reason is bad, gives people
Bring many puzzlements, for most places using directly connecting wire is wrapped on connector, such mode is past at present
It is insecure toward will lead to wiring, it is easy to happen broken string, certain loss is brought to user, is brought largely to maintenance, repair personnel
Work, and process is cumbersome time-consuming, random larger.
Utility model content
To solve the above-mentioned problems, the task of the utility model is to provide a kind of conducting wire electric connection structure, can will connect
Conducting wire and connector are connected together quickly, and operation is convenient, is connected firmly.
The utility model task is achieved through the following technical solutions:
Conducting wire electric connection structure, including elastic pressing sleeve, lock nut and equipped with the conducting connecting part of plug wire hole, lock nut
One end connect with the plug wire hole coaxial threaded, the other end is equipped with the plug wire mouth that is inserted into for conducting wire, and elastic pressing sleeve is placed in locking
In the space that nut and plug wire hole enclose, elastic pressing sleeve is that both ends communicate the tubular structure passed through for conducting wire, lock nut phase
Plug wire hole is screwed, lock nut and plug wire hole inner wall can be made to squeeze elastic pressing sleeve and the bore of elastic pressing sleeve is made to become smaller, from
And conductor clamping is fixed in plug wire hole.
It is preferred that the inner sidewall of the lock nut and/or the plug wire hole is tapered sidewalls, lock nut is with respect to plug wire hole
Screw, can elasticity pressing sleeve described in pushing tow moved axially towards the undergauge end of the tapered sidewalls, to make the tapered sidewalls
It is circumferential to squeeze the elastic pressing sleeve and deform elastic pressing sleeve towards axle center, and then clamp conducting wire.
It is preferred that the elasticity pressing sleeve is enclosed by several elastic pieces, and elastic pressing sleeve is towards the tapered sidewalls undergauge
Each elastic piece at end is intervally installed, consequently facilitating clamping conducting wire towards axle center bending under the circumferential extruding of tapered sidewalls.
It is preferred that the elasticity pressing sleeve is tilted towards each elastic piece at tapered sidewalls undergauge end towards axle center, thus just
Towards axle center bending under being inserted into tapered sidewalls, and squeezed convenient for the circumferential direction in tapered sidewalls.
It is preferred that the connector is tubular structure, the plug wire hole is the axis hole of connector, and the outside wall of connector is equipped with
Cooperate the external screw thread of the lock nut, the inner sidewall of the connector is the tapered sidewalls, and the undergauge end of tapered sidewalls
It is arranged towards the bottom of plug wire hole.
It is preferred that the inner sidewall of the plug wire hole is equipped with internal screw thread, the lateral wall of the lock nut is outer equipped with what is matched
Screw thread, the inner sidewall of lock nut are the tapered sidewalls, and the undergauge end of tapered sidewalls is towards the plug wire mouth of lock nut.
It is preferred that the bottom end of the plug wire hole is equipped with plug-in type expanded support structure, the plug-in type expanded support structure is inserted into leading
Thread end and radially expanded support conducting wire and the internal chamber wall that conducting wire periphery is pressed on to plug wire hole.
It is preferred that the plug-in type expanded support structure is the pointed cone type thimble made of conductive metal, the bigger diameter end of thimble is abutted
In the bottom end of the plug wire hole, the insert port of the tip of thimble towards the plug wire hole.
It is preferred that one end of the lock nut is successively arranged the first screw head and the second screw head, the first screw head and along axial direction
Fracture is equipped between two screw heads, the diameter of the fracture is less than the diameter of lock nut other parts, to make described disconnected
The peak torque that the portion of splitting is able to bear is less than the peak torque that lock nut other parts are able to bear, and bears when the first screw head
When torque is greater than the peak torque that fracture is able to bear, fracture can be broken to take off the first screw head from lock nut
From.
It is preferred that the structure of the fracture is the annular groove being arranged between first screw head and the second screw head.
The beneficial effects of the utility model are: 1. structure is simple, it is convenient to operate, in use, being directly inserted into connecting wire
In the plug wire hole of connector, lock nut is then screwed, lock nut opposite joints are mobile and squeezing elastic pressing sleeve makes its folder
Tight conducting wire is realized and connecting wire is fixedly connected on connector, and is connected firmly；2. being provided with insertion in plug wire hole bottom
Formula expanded support structure after elastic pressing sleeve clamps conducting wire, continues to screw lock nut, can make bullet during screwing lock nut
Property pressing sleeve it is mobile relative to plug-in type expanded support structure with conducting wire, to make the end of plug-in type expanded support structure insertion conducting wire, not only
Can radial expanded support conducting wire and compress conducting wire and plug wire hole inner wall, increase the fastness of conducting wire connection, and increase conducting wire with
The overcurrent area of connector, to reduce the resistance of connecting wire Yu connector junction；3. lock nut and/or it is described insert
The inner sidewall of string holes is tapered sidewalls, and elastic pressing sleeve is circumferentially squeezed by tapered sidewalls makes elastic pressing sleeve towards axle center shape deforming clip
Tight cable, so that the design of elastic pressing sleeve becomes simpler convenience；4. elastic pressing sleeve is enclosed by several elastic pieces, each bullet
One end of property piece is fixedly connected, and the other end is intervally installed and towards tapered sidewalls undergauge end, consequently facilitating in taper
Conducting wire is clamped towards axle center bending under the circumferential extruding of side wall；5. each spaced one end of elastic piece is tilted towards axle center,
Consequently facilitating in insertion tapered sidewalls, and be convenient under the circumferential extruding of tapered sidewalls towards axle center bending；6. fracture is arranged
And two screw heads, it can according to need the maximum receiving torque for being pre-designed fracture, to can either make to screw lock nut
When, fracture reach it is maximum bear torque when be broken and make the disengaging of the first screw head, will not because screw torque it is excessive due to damage by pressure
Elastic pressing sleeve or conducting wire, and jam nut can be unscrewed by the second screw head counter force when needing to dismantle lock nut,
It avoids jam nut that from can not dismantling and causes maintenance inconvenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of conducting wire electric connection structure in embodiment 1；
Fig. 2 is the decomposition texture schematic diagram of conducting wire electric connection structure in embodiment 1；
Fig. 3 is the structural schematic diagram of conducting wire electric connection structure in embodiment 2；
Fig. 4 is the decomposition texture schematic diagram of conducting wire electric connection structure in embodiment 2.
Wherein, connector 1, plug wire hole 11, screw head structure 12, lock nut 2, plug wire mouth 21, the first screw head 22, the second spiral shell
First 23, fracture 24, elastic pressing sleeve 3, elastic piece 31, thimble 4, conducting wire 5, cable 50.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that saying that the specific embodiment of description is used only for explaining herein
The utility model is not used to limit the utility model.
Embodiment 1:
As shown in Figure 1, 2, conducting wire electric connection structure, including elastic pressing sleeve 3, lock nut 2 and company equipped with plug wire hole 11
Fitting 1, connector 1 are tubular structure made of conductive metal, and the outside wall of connector 1, which is equipped with, cooperates the lock nut 2
External screw thread, one end of lock nut 2 connect with 1 coaxial threaded of connector, and the other end is equipped with for (the i.e. cable 50 of conducting wire 5
Bare wire core) insertion plug wire mouth 21, elastic pressing sleeve 3 is placed in the space that lock nut 2 and plug wire hole 11 enclose, elastic pressing sleeve 3
The tubular structure passed through for conducting wire 5 is communicated for both ends, and the inner sidewall of connector 1 is tapered sidewalls, and the undergauge of tapered sidewalls
Hold towards the bottom of connector 1 and be arranged, 2 opposite joints 1 of lock nut screw, can elasticity pressing sleeve 3 described in pushing tow towards institute
The undergauge end axial movement of tapered sidewalls is stated, so that the tapered sidewalls be made circumferentially to squeeze the elastic pressing sleeve 3 and make elastic pressure
Set 3 is deformed towards axle center, and then conducting wire 5 is fixedly clamped in connector 1, and 1 lateral surface of connector, which is installed with, to be equipped with convenient for matching
Close the screw head structure 12 of spanner.
As shown in Fig. 2, the elasticity pressing sleeve 3 is enclosed by the elastic piece 31 of several conductive metal materials, and bullet
Each elastic piece 31 at property pressing sleeve 3 towards tapered sidewalls undergauge end is intervally installed, consequently facilitating in the week of tapered sidewalls
Conducting wire 5 is clamped towards axle center bending under to extruding.Each elastic piece of the elasticity pressing sleeve 3 towards tapered sidewalls undergauge end
31 tilt towards axle center, consequently facilitating in insertion tapered sidewalls, and convenient for being rolled under the circumferential extruding of tapered sidewalls towards axle center
It is curved.
The utility model conducting wire electric connection structure, structure is simple, and it is convenient to operate, in use, being directly inserted into connecting wire 5
In the plug wire hole 11 of connector 1, corresponding lock nut 2 is then screwed, lock nut 2 is mobile relative to plug wire hole 11 and squeezes
Elastic pressing sleeve 3 makes it clamp conducting wire 5, that is, realizes and connecting wire 5 is fixedly connected on connector 1.
As shown in Fig. 2, the bottom end of the connector 1 is equipped with plug-in type expanded support structure, the plug-in type expanded support structure can
Insertion 5 end of conducting wire and radially expanded support conducting wire 5 and 5 periphery of conducting wire is pressed on to the internal chamber wall of connector 1.It is preferred that institute
Stating plug-in type expanded support structure is the pointed cone type thimble 4 made of conductive metal, and the bigger diameter end of thimble 4 is connected to the connector 1
Bottom end, the insert port of the tip of thimble 4 towards the connector 1.Plug-in type expanded support knot is provided in 11 bottom of plug wire hole
Structure after elastic pressing sleeve 3 clamps conducting wire 5, continues to screw lock nut 2, can make elastic pressure during screwing lock nut 2
Set 3 is mobile relative to plug-in type expanded support structure with conducting wire 5, to make the end of plug-in type expanded support structure insertion conducting wire 5, not only can
Enough radial direction expanded support conducting wires 5 and compress conducting wire 5 and 11 inner wall of plug wire hole, increase the fastness that conducting wire 5 connects, and increase conducting wire
5 with the overcurrent area of connector 1, to reduce the resistance of connecting wire 4 Yu 1 junction of connector.
As shown in Fig. 2, one end of the lock nut 2 is successively arranged the first screw head 22 and the second screw head 23 along axial direction, the
Between one screw head 22 and the second screw head 23 be equipped with fracture 24, the peak torque that the fracture 24 is able to bear be less than bolt its
The peak torque that he is partially able to bear, when the torque that the first screw head 22 is born is greater than the peak torque that fracture 24 is able to bear
When, fracture 24 can be broken to be detached from the first screw head 22 from lock nut 2.The structure of the fracture 24 is that setting exists
Annular groove between first screw head 22 and the second screw head 23.Fracture 24 and two screw heads are set, can according to need
It is pre-designed the maximum of fracture 24 and bears torque, so that fracture 24 is reaching most when can either make to screw lock nut 2
It is big to bear to be broken when torque and make the disengaging of the first screw head 22, will not because screw torque it is excessive due to damage elastic pressing sleeve or conducting wire by pressure
5, and jam nut can be unscrewed by 23 counter force of the second screw head, avoid locking spiral shell when needing to dismantle lock nut 2
Cap can not be dismantled and cause maintenance inconvenient.
Embodiment 2:
On the basis of 1 technical solution of embodiment, following improvement has been carried out to connector 1:
As shown in Figure 3,4, the inside wall of plug wire hole 11 is equipped with the internal screw thread for cooperating the lock nut 2, the locking screw
The lateral wall of cap 2 is equipped with the external screw thread that matches, and the inner sidewall of lock nut 2 is the tapered sidewalls, and the contracting of tapered sidewalls
Plug wire mouth 21 of the diameter end towards lock nut 2.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that utility model range involved in the application, however it is not limited to made of the specific combination of above-mentioned technical characteristic
Technical solution, at the same should also cover do not depart from the utility model design in the case where, by above-mentioned technical characteristic or its be equal
Feature carries out any combination and other technical solutions for being formed.Such as features described above and (but being not limited to) disclosed herein have
The technical solution for thering is the technical characteristic of similar functions to be replaced mutually and being formed.
Claims (10)
1. conducting wire electric connection structure, which is characterized in that including elastic pressing sleeve, lock nut and equipped with the conductive connection of plug wire hole
Part, one end of lock nut are connect with the plug wire hole coaxial threaded, and the other end is equipped with the plug wire mouth being inserted into for conducting wire, elasticity pressure
It being placed in the space that lock nut and plug wire hole enclose, elastic pressing sleeve is that both ends communicate the tubular structure passed through for conducting wire,
Lock nut is screwed with respect to plug wire hole, and lock nut and plug wire hole inner wall can be made to squeeze elastic pressing sleeve and make the mouth of elastic pressing sleeve
Diameter becomes smaller, so that conductor clamping is fixed in plug wire hole.
2. conducting wire electric connection structure according to claim 1, which is characterized in that the lock nut and/or the plug wire hole
Inner sidewall be tapered sidewalls, lock nut screws with respect to plug wire hole, can elasticity pressing sleeve described in pushing tow towards the tapered side
The undergauge end of wall moves axially, so that the tapered sidewalls be made circumferentially to squeeze the elastic pressing sleeve and make elastic pressing sleeve towards axle center
Deformation, and then clamp conducting wire.
3. conducting wire electric connection structure according to claim 2, which is characterized in that the elasticity pressing sleeve is enclosed by several elastic pieces
It forms, and each elastic piece at elastic pressing sleeve towards tapered sidewalls undergauge end is intervally installed, consequently facilitating in tapered side
Conducting wire is clamped towards axle center bending under the circumferential extruding of wall.
4. conducting wire electric connection structure according to claim 3, which is characterized in that the elasticity pressing sleeve is towards the tapered sidewalls
Each elastic piece at undergauge end is tilted towards axle center, consequently facilitating in insertion tapered sidewalls, and convenient for being squeezed in the circumferential direction of tapered sidewalls
It depresses towards axle center bending.
5. conducting wire electric connection structure according to claim 2, which is characterized in that the connector is tubular structure, described to insert
String holes is the axis hole of connector, and the outside wall of connector is equipped with the external screw thread for cooperating the lock nut, the connector it is interior
Side wall is the tapered sidewalls, and the undergauge end of tapered sidewalls is arranged towards the bottom of plug wire hole.
6. conducting wire electric connection structure according to claim 2, which is characterized in that the inner sidewall of the plug wire hole is equipped with interior spiral shell
Line, the lateral wall of the lock nut are equipped with the external screw thread matched, and the inner sidewall of lock nut is the tapered sidewalls, and is bored
Plug wire mouth of the undergauge end of shape side wall towards lock nut.
7. -6 any conducting wire electric connection structure according to claim 1, which is characterized in that the bottom end of the plug wire hole, which is equipped with, inserts
Enter formula expanded support structure, the plug-in type expanded support structure is inserted into wire termination and radially expanded support conducting wire and will be outside conducting wire
It is pressed on the internal chamber wall of plug wire hole week.
8. conducting wire electric connection structure according to claim 7, which is characterized in that the plug-in type expanded support structure is by conductive gold
Pointed cone type thimble made of belonging to, the bigger diameter end of thimble are connected to the bottom end of the plug wire hole, and the tip of thimble is towards the plug wire
The insert port in hole.
9. -6 any conducting wire electric connection structure according to claim 1, which is characterized in that one end of the lock nut is along axis
To being successively arranged the first screw head and the second screw head, be equipped with fracture between the first screw head and the second screw head, the fracture it is straight
Diameter be less than lock nut other parts diameter, thus the peak torque for being able to bear the fracture be less than lock nut its
The peak torque that he is partially able to bear, when the torque that the first screw head is born is greater than the peak torque that fracture is able to bear,
Fracture can be broken to be detached from the first screw head from lock nut.
10. conducting wire electric connection structure according to claim 9, which is characterized in that the structure of the fracture is setting in institute
State the annular groove between the first screw head and the second screw head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821556371.8U CN209298467U (en) | 2018-09-21 | 2018-09-21 | Conducting wire electric connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821556371.8U CN209298467U (en) | 2018-09-21 | 2018-09-21 | Conducting wire electric connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209298467U true CN209298467U (en) | 2019-08-23 |
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ID=67653353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821556371.8U Active CN209298467U (en) | 2018-09-21 | 2018-09-21 | Conducting wire electric connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209298467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109286104A (en) * | 2018-09-21 | 2019-01-29 | 广州番禺电缆集团有限公司 | A kind of conducting wire electric connection structure |
-
2018
- 2018-09-21 CN CN201821556371.8U patent/CN209298467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109286104A (en) * | 2018-09-21 | 2019-01-29 | 广州番禺电缆集团有限公司 | A kind of conducting wire electric connection structure |
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