CN110380282A - A kind of spiral two-restriction lock connector - Google Patents
A kind of spiral two-restriction lock connector Download PDFInfo
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- CN110380282A CN110380282A CN201910715532.6A CN201910715532A CN110380282A CN 110380282 A CN110380282 A CN 110380282A CN 201910715532 A CN201910715532 A CN 201910715532A CN 110380282 A CN110380282 A CN 110380282A
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- spiral
- hole
- restriction
- locks
- housing
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 72
- 230000007704 transition Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 18
- 238000010586 diagram Methods 0.000 description 22
- 238000003032 molecular docking Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 238000002788 crimping Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- 239000004332 silver Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/622—Screw-ring or screw-casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a kind of spiral two-restrictions to lock connector, including spiral tightly locks housing, two-restriction lock inner sleeve and connects pedestal with spiral；The inside that the spiral tightly locks housing offers through-hole along its axial direction, is from left to right followed successively by the first limit hole, the first extruded hole and the first connecting hole；The spiral connection pedestal includes the tight lock section interconnected and interconnecting piece；Tight lock section is hollow body, inside along its axial direction offer through-hole, be from left to right followed successively by the second extruded hole and the second limit hole；The two-restriction lock inner sleeve is hollow body, and left and right both ends axially offer at least one mechanical seam along it respectively；Spiral is sheathed in two-restriction lock and tightly locks the inside that housing connects pedestal with spiral, and mechanical seam deformation retract is made by the first extruded hole and the extruding of the second extruded hole.Present invention construction is convenient, and contact resistance is small, and temperature rise is small, small to conducting wire damage, and tension is big, and weatherability and thermal stability get a promotion.
Description
Technical field
The present invention relates to electric power cable constructions, maintenance field, and in particular to is used for cable and cable, cable to a kind of
Line locks connector with the spiral two-restriction that equipment room is quickly connect.
Background technique
Power cable is the conductor cable for being used for transmission and distributing electric energy, is attached at present by cable and cable
When, device clamp is generally used, mainly compresses cable, bolt fastening force request as far as possible one using multiple bolts in construction
It causes, installation procedure is complicated, and Yi Fasheng cable discontinuity, by expanding with heat and contract with cold etc., factors are influenced, and sliding occurs and loosens, contact
Phenomena such as resistance increases, fever is broken.Connecting terminal (line nose) or spiral shell are generally used when cable and equipment are attached
Screw locking-type connector.When using disposable connecting terminal (line nose), a large amount of essences can be all spent in construction every time
Power and time are attached fixation, and the special equipments such as Hydraulic Pressure Crimper, Hydraulic Pressure Crimper cost generally can be also used in construction
Higher and heavy, inconvenient to carry, larger workload is higher to crimping construction process requirement, and process is tedious, time-consuming and laborious, it more difficult to
To carry out high altitude operation, and a degree of damage can be caused to cable in crimping, tension is not generally high.
Using normal spiral locking type connector, easy for construction quick, installation is discharged conveniently, and spiral locking type connector can
It reuses, reliability greatly improves, but durability still remains defect, and cable is after connection construction, with runing time
Increase, usually will appear connecting portion and the failures such as loosen, especially in extremely frigid zones, due to direct sunlight in the daytime, day time temperature difference
It is huge, by expand with heat and contract with cold, the factors such as contact resistance are influenced, situation aggravation is loosened between cable and connector, seriously affects power supply
Reliability, tension is generally than using line nose crimping mode high.
Summary of the invention
The present invention provides a kind of spiral two-restrictions to lock connector, for cable and cable, cable and equipment room
Be quickly bonded, and it is reusable.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of spiral two-restriction lock connector, including spiral tightly lock housing, two-restriction lock inner sleeve and connect pedestal with spiral；
The inside that the spiral tightly locks housing offers through-hole along its axial direction, is from left to right followed successively by the first limit hole,
One extruded hole and the first connecting hole；First limit hole is circular through hole, has a diameter larger than the diameter to connecting cable, is less than double
The end outer diameter of tight lock inner sleeve；First extruded hole is cone-shaped hole, and smaller diameter end is connect with the first limit hole transition, big
Diameter end is connect with the first connecting hole transition；First connecting hole is circular through hole, and inner wall is equipped with internal screw thread；
The spiral connection pedestal includes tight lock section；Tight lock section is hollow body, inside along its axial direction
Through-hole is offered, the second extruded hole and the second limit hole are from left to right followed successively by；Second extruded hole is cone-shaped hole, small straight
Diameter end is connect with the second limit hole transition, and the second extruded hole is identical as the structure of the first extruded hole；Second limit hole is round logical
Hole, the second limit hole are identical as the first limit pore structure；The outer surface of spiral connection pedestal is equipped with tightly locks in housing with spiral
The external screw thread that screw thread is used in combination；
The two-restriction lock inner sleeve is hollow body, and left and right both ends axially offer at least respectively along it
One mechanical seam；The hollow diameters that two-restriction locks inner sleeve are greater than the diameter to connecting cable；Spiral is sheathed in two-restriction lock tightly to lock
Housing connects the inside of pedestal with spiral, makes mechanical seam deformation retract by the first extruded hole and the extruding of the second extruded hole.
According to above scheme, the center outer surface of the two-restriction lock inner sleeve is additionally provided with anti-rotation lug boss；The spiral connects
The left end for connecing pedestal is additionally provided with anti-rotation housing；Anti-rotation housing and anti-rotation lug boss cooperate, and anti-rotation housing
Axial width is greater than the axial width of anti-rotation lug boss.
Further, the anti-rotation lug boss is at least provided with a plane, the inside of the anti-rotation housing be equipped with
Cooperation plane.
Further, the anti-rotation lug boss be at least one axially disposed protrusion bar, anti-rotation housing it is interior
Side is equipped with matched strip groove；
Alternatively, the inside of the anti-rotation housing is axially disposed at least one protrusion bar, anti-rotation lug boss is equipped with
Matched strip groove.
According to above scheme, the spiral connection pedestal further includes having interconnecting piece, and interconnecting piece is connected to the right end of tight lock section,
Angle between interconnecting piece and tight lock section can adjust between 0 °~90 °.
Further, the interconnecting piece of the spiral connection pedestal includes connecting plate, and connecting plate is equipped at least one connection
Through-hole.
Further, the spiral connection pedestal also includes at least another tight lock section；All tight lock section simultaneously with
Interconnecting piece connection；Each tight lock section is connected respectively a two-restriction lock inner sleeve and spiral tightly locks housing.
Further, the interconnecting piece of the spiral connection pedestal and tight lock section structure are identical and arranged symmetrically；Spiral connection
The interconnecting piece of pedestal and a spiral tightly lock housing and two-restriction lock inner sleeve combine connection, the tight lock section of spiral connection pedestal with it is another
A spiral tightly locks housing and two-restriction lock inner sleeve combination connection.
According to above scheme, the inner surface of the two-restriction lock inner sleeve is equipped with anti-slop serrations.
According to above scheme, the spiral locks the outer profile in the cross section of housing tightly for the polygonized structure convenient for clamping；
Outer surface corresponding to second limit hole of the spiral connection pedestal is the Polygonal clamping ring convenient for clamping.
Compared with prior art, the invention has the benefit that easy to connect, quick construction can Reusability；Current-carrying is cut
Area is big, and contact resistance is small, and temperature rise is small, small to cable fault, and tension is big, optimizes the stress and thermal stability of connector
A possibility that energy can effectively mitigate the influence expanded with heat and contract with cold, and conducting wire sliding loosens is low, and weatherability and thermal stability get a promotion,
Global reliability is high.
Detailed description of the invention
Fig. 1 is that structural schematic diagram when three components are to be assembled in the present invention (uses spiral linker described in embodiment one
The first structure of seat)；
Fig. 2 is the partial sectional structural schematic diagram that spiral tightly locks housing；
Fig. 3 is the left view structural representation of Fig. 2；
Fig. 4 is the partial sectional structural schematic diagram for the first structure that two-restriction locks inner sleeve；
Fig. 5 is the left view structural representation of Fig. 4；
Fig. 6 is the cutting structural schematic diagram of the part A-A in Fig. 4；
Fig. 7 is the partial sectional structural schematic diagram for second of structure that two-restriction locks inner sleeve；
Fig. 8 is the left view structural representation of Fig. 7；
Fig. 9 is the cutting structural schematic diagram of the part A-A in Fig. 7；
Figure 10 is the partial sectional structural schematic diagram for the third structure that two-restriction locks inner sleeve；
Figure 11 is the left view structural representation of Figure 10；
Figure 12 is the cutting structural schematic diagram of the part A-A in Figure 10；
Figure 13 is the cutting structural schematic diagram for the first structure that spiral described in embodiment one connects pedestal；
Figure 14 is the overlooking structure diagram of Figure 13；
Figure 15 is the left view structural representation of Figure 13；
Figure 16 is the cutting structural schematic diagram for second of structure that spiral described in embodiment one connects pedestal；
Figure 17 is the overlooking structure diagram of Figure 16；
Figure 18 is the left view structural representation of Figure 16；
Figure 19 is the cutting structural schematic diagram for the third structure that spiral described in embodiment one connects pedestal；
Figure 20 is the overlooking structure diagram of Figure 19；
Figure 21 is the left view structural representation of Figure 19；
Figure 22 is the cutting structural schematic diagram that spiral described in embodiment two connects pedestal；
Figure 23 is the overlooking structure diagram of Figure 22；
Figure 24 is the left view structural representation of Figure 22；
Figure 25 is the cutting structural schematic diagram that spiral described in embodiment three connects pedestal；
Figure 26 is the overlooking structure diagram of Figure 25；
Figure 27 is the left view structural representation of Figure 25；
Figure 28 is the cutting structural schematic diagram that spiral described in example IV connects pedestal；
Figure 29 is the overlooking structure diagram of Figure 28；
Figure 30 is the left view structural representation of Figure 28；
Figure 31 is the cutting structural schematic diagram that spiral described in embodiment five connects pedestal；
Figure 32 is the overlooking structure diagram of Figure 31；
Figure 33 is the left view structural representation of Figure 31.
The paraphrase of each label in figure are as follows: spiral tightly locks housing 1, the first limit hole 11, the first extruded hole 12, the first connecting hole
13, internal screw thread 14, two-restriction locks inner sleeve 2, machinery seam 21, anti-rotation lug boss 22, anti-slop serrations 23, spiral connection pedestal 3, anti-rotation
Housing 31, the second extruded hole 32, the second limit hole 33, external screw thread 34, clamping ring 35, connecting plate 36 connect through-hole 37.
Specific embodiment
To improve power construction efficiency, difficulty of construction is reduced, shortens the construction time, mitigates the influence expanded with heat and contract with cold, is improved
Tension improves global reliability, and the present invention provides a kind of spiral two-restrictions of new shape to lock connector, is widely portable to list
Between the difference cable such as core, multicore, twisted wire and cable, the connection of cable and equipment room efficiently, quickly, easy, construction letter
Folk prescription is just, reusable, smaller to cable fault, can avoid the construction difficult problem and common spiral shell of general device wire clamp and line nose
The drawbacks of screwing locking-type connector.This spiral two-restriction lock connector using excellent conductive metal material for example copper, copper alloy, aluminium,
The metal material processings such as aluminium alloy form, and to prevent from corroding, surface can plate the metal materials such as gold, silver, zinc, tin, titanium or outer surface
Coat other insulation, anti-corrosion material.This connector is mainly tightly locked housing 1, two-restriction lock inner sleeve 2, spiral connection pedestal 3 three by spiral
A major part is composed, strong with versatility interchangeability between model component, and three main components can all be used alone repeatedly, knot
Structure is simple, uniform force, and current-carrying cross section product is big, and contact resistance is small, and temperature rise is small.It can quickly, simply, conveniently without specific purpose tool
Ground is installed, and compared with existing normal spiral locking type connector, structure is more reasonable, and thermal stability is more preferable, works as satisfaction
In the case where same tension, fastening force can be smaller, and the extrusion deformation or damage to conducting wire are smaller.Or work as same fastening force
When, due to having the contact area bigger with conducting wire, dual compression mode, integrated structure, Impact direction, material mechanical performance
A possibility that loosening Deng the sliding of, conducting wire is lower.When conducting wire and connector entirety expanded by heating, in design by metal material
Itself flexible deformation restoring force, stiction and supporting point position, Impact direction, structural texture etc., conducting wire are subject to tight
Lock power degree of susceptibility is preferably minimized, and greatly optimizes the stress and thermal stability of connector, and it is spiral to be integrally embodied in this
The contact resistance that two-restriction locks connector is small, fever is low, tension is big, durability and weatherability are more preferable, reliability is higher.
Next the structure and its effect of each component of the present invention is discussed in detail:
Two-restriction locks inner sleeve 2: two-restriction locks 2 basic configuration of inner sleeve for one section of hollow round tubular body, in round tubular body
Empty diameter is slightly larger than the cable core diameter that need to be connected, and inner surface is furnished with anti-slop serrations 23.It is also provided in the middle part of two-restriction lock inner sleeve 2
A bit of lug boss 22, the outer surface of lug boss 22 at least have a plane, usually two parallel planes being oppositely arranged
Or section is the outer surface of hexagon.Lug boss 22 may be the protrusion bar along axial direction, or to have strip recessed after protrusion
Slot.When two-restriction locks inner sleeve 2 equipped with lug boss 22, anti-rotation corresponding with the structure of lug boss 22 should be arranged in spiral connection pedestal 3
Dynamic housing 31 will not tightly lock housing 1 when spiral tightly locks the rotation locking of housing 1 for two-restriction lock inner sleeve 2 with spiral and rotate.Example
Such as, the outer surface of lug boss 22 is one or more planes, then the inner surface of anti-rotation housing 31 is also provided with one or more flat
Face is to cooperate；Lug boss 22 is along one or several axial protrusion bar, then the inside setting of anti-rotation housing 31 is matched
Strip groove；Alternatively, one or several axially disposed protrusion bar of the inside of anti-rotation housing 31, then anti-rotation lug boss 22
Equipped with matched strip groove.The both ends of two-restriction lock inner sleeve 2 are respectively the end L and the end R, the end L and the end R to anti-rotation lug boss
22 outer surfaces are smooth surface.The end L anti-rotation lug boss 22 opposite with the end R complete mirror symmetry arrangement (end L can be complete with the end R
Mirror symmetry, can also non complete symmetry), end is provided with mechanical seam 21, and machinery seam 21 is at least arranged 1, usually 4 mechanical seams
21, it is shunk under the 3 coniform inner wall in inside of pedestal is oppressed to center of circle Direction distortion for tightly locking housing 1 in spiral and being connected with spiral,
So that the both ends (can be described as more valves and compress piece) of two-restriction lock inner sleeve 2 shrink to cable core direction and press, in inner wall anti-slop serrations 23
Collective effect under clamp and fixed cable.
Spiral tightly locks housing 1: spiral tightly lock housing 1 basic configuration be one section hollow, outer surface be polygon (such as
Hexagon) tube.Outer surface is not limited to hexagon, can also be other polygons such as quadrangle, can also be wherein one
It is circle that section, which is another section of polygon, and circular portion may be coniform.Outer surface is primarily to facilitate use for polygon and pulls
The general tools applied force such as hand is locked spiral tightly and is tightly locked between housing 1 and spiral connection pedestal 3 using screw thread.Spiral is tightly locked outer
The interior bone left part of set 1 is circular first limit hole 11, and middle section is the first extruded hole 12 of cone, right side
Part is circular first connecting hole 13, is equipped with transition region between adjacent through-hole.The inner surface of first connecting hole 13 adds
Work is internal screw thread 14,34 mating reaction of external screw thread of part corresponding with spiral connection pedestal 3.The cone of first extruded hole 12
Portion inner surface is smooth surface.First limit hole 11 is slippery inner surface, and the Circularhole diameter of the first limit hole 11, which is slightly larger than, to be needed
The cable core diameter of connection is less than two-restriction and locks 2 end overall diameter of inner sleeve.First extruded hole 12 is small smooth in the big one end in one end
The cone of inner surface, conical inner surface acts on one of end portion smooth outer surface of two-restriction lock inner sleeve 2, in axis
Under the action of tightly locking power to spiral, the more valves for squeezing two-restriction lock inner sleeve 2 compress piece and shrink to axis direction.
Spiral connects pedestal 3: spiral connection pedestal 3 tightly locks housing 1 for connecting spiral.Clamping ring 35 is external hexagon
Convex portion, outer surface are not limited to hexagon, can also be other polygons such as quadrangle, be mainly used for spanner convenient to use
Equal common tools reinforcing uses.The internal screw thread 14 that external screw thread 34 tightly locks housing 1 with spiral is used cooperatively.Second extruded hole 32 be with
Spiral tightly lock the conical slippery inner surface opposite direction of the first extruded hole 12 of housing 1, be similarly cone smooth interior table
Face.Second limit hole 33 is the through-hole of one section of inner wall smooth, and diameter is slightly larger than the cable core diameter that need to be connected, and is less than two-restriction and locks
2 end overall diameter of inner sleeve, cable can be therefrom pierced by.Can also have a connecting plate 36, connecting plate 36 with to connect through-hole 37 common
The terminal connecting with equipment is formed, connection through-hole 37 is that terminal connects through-hole, is connect for wearing with equipment connecting pin bolt.Spiral connects
It connects pedestal 3 and is such as provided with anti-rotation housing 31, the size of anti-rotation housing 31 in axial direction need to be greater than the anti-of two-restriction lock inner sleeve 2
The size of pivot protrusion portion 22 in axial direction, so that two-restriction lock inner sleeve 2 can connect 3 inside small range of pedestal in spiral along axial direction
Freely slide.
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described.Obviously, described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
Embodiment one, as shown in figs. 7 to 9, spiral connect 3 form one of pedestal: single line single hole connection.
Connection for unit cable line and equipment room.The unit cable core for removing external insulation is tightly locked into housing from spiral
1 the first limit hole 11 is pierced by 13 direction of the first connecting hole, is passed through two-restriction and is locked inner sleeve 2, then from the anti-of spiral connection pedestal 3
Rotating jacket 31 is pierced by 33 direction of the second limit hole, until without departing from 33 outer surface of the second limit hole.Two-restriction is locked into inner sleeve 2
Be inserted into spiral connect pedestal 3, allow two-restriction lock inner sleeve 2 spiral connection pedestal in 3 along axial small range slide, by spiral
The internal screw thread 14 of tight lock housing 1 is inserted in the external screw thread 34 of spiral connection pedestal 3, manually (common tools such as usable spanner) rotation
Spiral tightly locks housing 1, until reinforcing locking completely.When spiral is tightly locked housing 1 and rotated, spiral is tightly locked housing 1 and is connect with spiral
The coniform slippery inner surface of the first extruded hole 12 and the second extruded hole 32 inside pedestal 3 will lock the L and R of inner sleeve 2 to two-restriction
End forms pressure, forces the end L and R of two-restriction lock inner sleeve 2 of mechanical seam 21 to the contraction distortion of center of circle direction, so that more valves
It compresses piece to press to cable core, be clamped under the collective effect of two-restriction lock 2 inner surface anti-slop serrations 23 of inner sleeve and fixes cable.
Meanwhile two-restriction lock inner sleeve 2 the end L and R also tightly locked by spiral housing 1 connect with spiral pedestal 3 the first extruded hole 12 and
The effect along power axial, to central reduction of coniform slippery inner surface inside second extruded hole 32, so that more valves compress
Flexible deformation occurs for piece, and the restoring force of the flexible deformation can partially resist that expand with heat and contract with cold caused by temperature change may be to cable
Influence caused by line loosens keeps this example more advantageous in weatherability.It is connect in pedestal 3 in two-restriction lock inner sleeve 2 with spiral
Portion, more valves that two-restriction locks inner sleeve 2 compress piece due to fulcrum force and Impact direction, when cable is acted on by some tension
When, between cable and two-restriction lock inner sleeve 2 under the action of stiction, more valves compress pieces also simultaneously by one to center of circle direction
The effect of convergent force, when tension increases, convergent force is also increase accordingly, and is beneficial to prevent loosening for connecting cable.
The clamping ring 35 that spiral connects pedestal 3 is polygonal exterior surface, this example is hexagon, for tight in rotation spiral
When locking housing 1, it is easy to use the general tools such as spanner to consolidate spiral and connects pedestal 3.Connecting plate 36 with connect 37 common groups of through-hole
At the connection terminal portion for connecting equipment in spiral connection pedestal 3, wherein connection through-hole 37 is to connect leading to for equipment connection bolt
Hole, this example are single hole mode.It is pointed out that the connection terminal portion of connection equipment can be in the angular range of 0 to 90 degree
Interior variation, is subject to the actual demand of construction site, is attached with different angle, comes under the range of this example description.
Embodiment two, as shown in Figure 10-Figure 12, spiral connects 3 form two of pedestal: single line diplopore connection.
Connection for unit cable line and equipment room.Basic functional principle is the same as example 1, the difference is that
The connecting plate 36 connecting with equipment collectively constitutes the terminals sub-portion of connection equipment in spiral connection pedestal 3 with through-hole 37 is connect
Point, it is double spiral shells suitable for equipment end that wherein connection through-hole 37 is the through-hole for connecting equipment connection bolt, this example, which is diplopore mode,
Bolt connection type.It is pointed out that the connection terminal portion of connection equipment, which can use, adapts to the actual connection bolt of equipment
Single hole, diplopore, porous mode can be used in quantity, is subject to the actual demand of construction site, comes under the model of this example description
It encloses.
Embodiment three, as shown in Figure 13-Figure 15, spiral connects the docking of 3 form of pedestal, three single line.
For the docking between unit cable line, basic functional principle is the same as example 1, the difference is that connection pair
As not being equipment but cable.The docking of cable described in the present embodiment is used for the cable pair of Liang Gen same cable wire core diameter
It connects, it can be noted that, connection type according to the present embodiment, when changing attachment base a portion diameter equidimension,
It can be used for the cable docking of different cable core diameters.It is pointed out that cable docking is not only straight line docking mode,
It angled can also be docked, be subject to the actual demand of construction site, come under the range of this example description.
Example IV, as exemplified in figs, spiral connect 3 form four of pedestal: two-wire single hole connection.
Connection for two cables and same equipment room.Basic functional principle is the same as example 1, difference
It is that connected cable is two.It is pointed out that the cable that equipment can connect can be more, it is existing to construct
Subject to the actual demand of field, the present embodiment also extends to the connection for adapting to multi-cable line, comes under the model of this example description
It encloses.
Embodiment five, as shown in Figure 19-21, spiral connect 3 form five of pedestal: two-wire diplopore connection.
Connection for two cables and same equipment room.Basic functional principle is identical as example IV, difference
It is that the connecting plate 36 connecting with equipment collectively constitutes the connecting terminal that spiral connects connection equipment in pedestal 3 with through-hole 37 is connect
Part, it is double suitable for equipment end that wherein connection through-hole 37 is the through-hole for connecting equipment connection bolt, this example, which is diplopore mode,
Bolt connecting mode.It is pointed out that the connection terminal portion of connection equipment, which can use, adapts to the actual connection spiral shell of equipment
Bolt quantity, can be used single hole, diplopore, porous mode, be subject to the actual demand of construction site, come under the model of this example description
It encloses.
Claims (10)
1. a kind of spiral two-restriction locks connector, it is characterised in that: tightly lock housing (1), two-restriction lock inner sleeve (2) and spiral shell including spiral
Rotation connection pedestal (3)；
The inside that the spiral tightly locks housing (1) offers through-hole along its axial direction, be from left to right followed successively by the first limit hole (11),
First extruded hole (12) and the first connecting hole (13)；First limit hole (11) is circular through hole, is had a diameter larger than to connecting cable
The diameter of line is less than the end outer diameter of two-restriction lock inner sleeve (2)；First extruded hole (12) be cone-shaped hole, smaller diameter end with
First limit hole (11) transition connection, larger diameter end are connect with the first connecting hole (13) transition；First connecting hole (13) is circle
Shape through-hole, inner wall are equipped with internal screw thread (14)；
Spiral connection pedestal (3) includes tight lock section；Tight lock section is hollow body, inside opened along its axial direction
Equipped with through-hole, it is from left to right followed successively by the second extruded hole (32) and the second limit hole (33)；Second extruded hole (32) is cone
Through-hole, smaller diameter end are connect with the second limit hole (33) transition, the structure of the second extruded hole (32) and the first extruded hole (12)
It is identical；Second limit hole (33) is circular through hole, and the second limit hole (33) is identical as the first limit hole (11) structure；Spiral connection
The outer surface of pedestal (3), which is equipped with, tightly locks the external screw thread (34) that the internal screw thread (14) of housing (1) is used in combination with spiral；
Two-restriction lock inner sleeve (2) is hollow body, and left and right both ends axially offer at least one along it respectively
Item machinery stitches (21)；The hollow diameters that two-restriction locks inner sleeve (2) are greater than the diameter to connecting cable；Two-restriction lock inner sleeve (2) is set to
Spiral tightly locks the inside that housing (1) connects pedestal (3) with spiral, is made by the first extruded hole (12) and the second extruded hole (32) extruding
Machinery seam (21) deformation retract.
2. a kind of spiral two-restriction according to claim 1 locks connector, it is characterised in that: the two-restriction locks inner sleeve (2)
Center outer surface be additionally provided with anti-rotation lug boss (22)；The left end of spiral connection pedestal (3) is additionally provided with anti-rotation housing
(31)；Anti-rotation housing (31) and anti-rotation lug boss (22) cooperate, and the axial width of anti-rotation housing (31) is greater than
The axial width of anti-rotation lug boss (22).
3. a kind of spiral two-restriction according to claim 2 locks connector, it is characterised in that: the anti-rotation lug boss
(22) at least provided with a plane, the inside of the anti-rotation housing (31) is equipped with matched plane.
4. a kind of spiral two-restriction according to claim 2 locks connector, it is characterised in that: the anti-rotation lug boss
It (22) is at least one axially disposed protrusion bar, the inside of anti-rotation housing (31) is equipped with matched strip groove；
Alternatively, the inside of the anti-rotation housing (31) is axially disposed at least one protrusion bar, anti-rotation lug boss (22)
Equipped with matched strip groove.
5. a kind of spiral two-restriction according to claim 1 locks connector, it is characterised in that: the spiral connects pedestal
(3) further include having interconnecting piece, interconnecting piece is connected to the right end of tight lock section, the angle between interconnecting piece and tight lock section can 0 °~
It is adjusted between 90 °.
6. a kind of spiral two-restriction according to claim 5 locks connector, it is characterised in that: the spiral connects pedestal
(3) interconnecting piece includes connecting plate (36), and connecting plate (36) is equipped at least one connection through-hole (37).
7. a kind of spiral two-restriction according to claim 6 locks connector, it is characterised in that: the spiral connects pedestal
(3) another tight lock section is also included at least；All tight lock sections are connect with interconnecting piece simultaneously；Each tight lock section respectively corresponds company
It connects two-restriction lock inner sleeve (2) and spiral tightly locks housing (1).
8. a kind of spiral two-restriction according to claim 5 locks connector, it is characterised in that: the spiral connects pedestal
(3) interconnecting piece and tight lock section structure are identical and arranged symmetrically；The interconnecting piece of spiral connection pedestal (3) and a spiral are tightly locked outer
Cover (1) and two-restriction lock inner sleeve (2) combination connection, spiral connection pedestal (3) tight lock section and another spiral tightly lock housing (1) and
Two-restriction locks inner sleeve (2) combination connection.
9. a kind of spiral two-restriction according to claim 1 locks connector, it is characterised in that: the two-restriction locks inner sleeve (2)
Inner surface be equipped with anti-slop serrations (23).
10. a kind of spiral two-restriction according to claim 1 locks connector, it is characterised in that: the spiral tightly locks housing
(1) outer profile in cross section is the polygonized structure convenient for clamping；The second limit hole (33) of spiral connection pedestal (3)
Corresponding outer surface is the Polygonal clamping ring (35) convenient for clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715532.6A CN110380282A (en) | 2019-08-05 | 2019-08-05 | A kind of spiral two-restriction lock connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715532.6A CN110380282A (en) | 2019-08-05 | 2019-08-05 | A kind of spiral two-restriction lock connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110380282A true CN110380282A (en) | 2019-10-25 |
Family
ID=68257978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910715532.6A Pending CN110380282A (en) | 2019-08-05 | 2019-08-05 | A kind of spiral two-restriction lock connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110380282A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437440A (en) * | 2011-12-16 | 2012-05-02 | 四川省电力公司内江电业局 | Bidirectional spinning type electric joint |
| CN202651401U (en) * | 2012-06-29 | 2013-01-02 | 谢选蕊 | Locking joint |
| CN205609777U (en) * | 2016-01-25 | 2016-09-28 | 乐清市君浩电气科技有限公司 | Locking joint |
| CN107293872A (en) * | 2016-04-13 | 2017-10-24 | 甘国强 | Conductor cable joint |
| CN209896357U (en) * | 2019-08-05 | 2020-01-03 | 陈鹏昊 | Spiral double-locking connector |
-
2019
- 2019-08-05 CN CN201910715532.6A patent/CN110380282A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437440A (en) * | 2011-12-16 | 2012-05-02 | 四川省电力公司内江电业局 | Bidirectional spinning type electric joint |
| CN202651401U (en) * | 2012-06-29 | 2013-01-02 | 谢选蕊 | Locking joint |
| CN205609777U (en) * | 2016-01-25 | 2016-09-28 | 乐清市君浩电气科技有限公司 | Locking joint |
| CN107293872A (en) * | 2016-04-13 | 2017-10-24 | 甘国强 | Conductor cable joint |
| CN209896357U (en) * | 2019-08-05 | 2020-01-03 | 陈鹏昊 | Spiral double-locking connector |
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