CN208706892U - Distribution line attachment device - Google Patents

Abstract

The utility model discloses a kind of distribution line attachment devices, are related to technical field of electric power.A kind of distribution line attachment device, including clamp ontology, compress component and supporting element.Clamp ontology offers accommodation groove, and accommodation groove extends along the length direction of clamp ontology.Compressing component includes cover board, and supporting element includes bottom plate and the first elastic component, and bottom plate and cover board are respectively positioned in accommodation groove, and bottom plate and cover board cooperatively form variable diameter hole.First elastic component is telescopically arranged in bottom plate between the side of cover board and the bottom wall of accommodation groove along first direction.For this distribution line attachment device by the way that elastic component is arranged between the side of cover board and the bottom wall of the accommodation groove in bottom plate, the size in variable diameter hole can generate corresponding variation according to the size of copper wire and the diameter of aluminum steel.The diameter of copper wire and aluminum steel is bigger, bottom wall of the bottom plate closer to accommodation groove, variable diameter Kong Yue great.Thus, it is possible to be suitable for the connection between the electric wire of different-diameter.

Description

Distribution line attachment device

Technical field

The utility model relates to technical field of electric power, in particular to a kind of distribution line attachment device.

Background technique

Currently, being frequently necessary to making two different connections into route between the two in distribution low-voltage circuit It connects.The transitional region between two kinds of routes is attached commonly using unimpeded wire clamp in the prior art.The pressure because case is lower Outlet cable is copper wire, and overhead transmission line is aluminum conductor.

Existing distribution line attachment device, online road transport row often generate heat in copper-aluminium transition contact position in the process Phenomenon, or even low-voltage circuit failure forced outage can be caused.

Utility model content

The purpose of this utility model is to provide a kind of distribution line attachment device, in copper-aluminium transition position by copper wire It is connected with aluminum steel, and is suitable for the copper wire and aluminum steel of different-diameter.

The embodiments of the present invention are achieved in that

A kind of distribution line attachment device, including clamp ontology, compress component and supporting element；

The clamp ontology offers accommodation groove, and the accommodation groove extends along the length direction of the clamp ontology；

The component that compresses includes cover board, and the supporting element includes bottom plate and the first elastic component, the bottom plate and the lid Plate is respectively positioned in the accommodation groove, and the bottom plate and the cover board cooperatively form variable diameter hole；

First elastic component is telescopically arranged in side and institute of the bottom plate away from the cover board along first direction It states between the bottom wall of accommodation groove.

Optionally, the component that compresses further includes the second elastic component, and second elastic component is telescopically connected to described Between the side of the bottom plate and the roof of the accommodation groove, the cover board is movably arranged at cover board along first direction The accommodation groove.

Optionally, the component that compresses further includes supporting piece, and one end of the supporting piece is held in the cover board away from institute State the side of bottom plate；

The roof of the accommodation groove offers threaded hole along the first direction, and the supporting piece is arranged in the screw thread Hole, and the supporting piece is threadedly coupled with the accommodation groove.

Optionally, it is connected with the first side wall being oppositely arranged and second sidewall between the roof and bottom wall of the accommodation groove, The first side wall, second sidewall, the roof and the bottom wall are enclosed the accommodation groove；

The first side wall offer along the first direction extend sliding slot, the side wall of the bottom plate be convexly equipped with it is described First convex block of sliding slot cooperation.

Optionally, it is connected with the first side wall being oppositely arranged and second sidewall between the roof and bottom wall of the accommodation groove, The first side wall, second sidewall, the roof and the bottom wall are enclosed the accommodation groove；

The first side wall be convexly equipped with along the first direction extend convex block, the side wall of the bottom plate offer with it is described The first sliding groove of convex block cooperation.

Optionally, the quantity of the sliding slot is multiple, and multiple sliding slots are along the length direction interval of the clamp ontology Setting, first convex block be it is multiple, first convex block with corresponding sliding slot cooperate.

Optionally, the side wall of the cover board is provided with the second convex block with sliding slot cooperation.

Optionally, the clamp ontology includes first shell and second shell, the first shell and the second shell It is detachably connected, the first shell offers the first groove, and the second shell offers the second groove, first groove The accommodation groove is spliced to form with second groove.

Optionally, the first shell is provided with first connecting portion, and the second shell is provided with matches with first connecting portion The second connecting portion of conjunction, the first connecting portion are connect with the second connecting portion by screw or bolt fastening.

Optionally, the cover board offers the first slot close to the side of the bottom plate, and the bottom plate is close to the cover board Side offers the second slot, and first slot and second slot are spliced to form the variable diameter hole；

The inner wall of first slot and second slot is arc type structure, the diameter of the arc type structure of first slot with The diameter of the arc type structure of second slot is different.

Compared with prior art, the beneficial effect of the utility model embodiment includes, for example:

For this distribution line attachment device by cooperatively forming variable diameter hole using bottom plate and cover board, copper wire and aluminum steel are arranged in change In diameter hole, by the way that elastic component is arranged between the side of cover board and the bottom wall of the accommodation groove in bottom plate, bottom plate passes through elasticity The bottom wall of part and accommodation groove is attached, and the size in variable diameter hole can generate accordingly according to the size of copper wire and the diameter of aluminum steel Variation.In actually clamping copper wire and aluminum steel, under the action of the elastic member, the diameter of copper wire and aluminum steel is bigger, bottom plate for bottom plate Closer to the bottom wall of accommodation groove, variable diameter Kong Yue great.Thus, it is possible to be suitable for the connection between the electric wire of different-diameter.

Simultaneously because the effect of the elastic force of elastic component, it is able to maintain always between bottom plate and cover board to copper wire and aluminum steel Clamping action keeps the close contact between copper wire and aluminum steel, reduces the risk generated heat by poor contact.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the first viewing angle constructions schematic diagram of distribution line attachment device provided by the embodiment of the utility model；

Fig. 2 is the second viewing angle constructions schematic diagram of distribution line attachment device provided by the embodiment of the utility model；

Fig. 3 is the third viewing angle constructions schematic diagram of distribution line attachment device provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram that Fig. 1 cover plate is separated with bottom plate；

Fig. 5 is the A-A cross-sectional view in Fig. 3；

Fig. 6 is the structural schematic diagram of Fig. 1 insole board.

Icon: 10- clamp ontology；11- accommodation groove；111- bottom wall；112- roof；113- the first side wall；114- second side Wall；115- sliding slot；12- variable diameter hole；The first slot of 121-；The second slot of 122-；15- first shell；The first groove of 151-；152- first Interconnecting piece；16- second shell；The second groove of 161-；162- second connecting portion；20- compresses component；21- cover board；211- second Convex block；The second elastic component of 22-；23- supporting piece；30- supporting element；31- bottom plate；The first convex block of 311-；The first elastic component of 32-；50- First direction；200- copper wire and aluminum steel.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be noted that term " first ", " second " etc. are only used for distinguishing description, It is not understood to indicate or imply relative importance.

The orientation or positional relationship of the instructions such as term " on ", "lower", "inner", "outside" is orientation based on the figure or position Set relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of description this Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " etc. shall be understood in a broad sense.For example, it may be being fixedly connected, it is also possible to detachably connect It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

Embodiment

Fig. 1 is the first viewing angle constructions schematic diagram of distribution line attachment device provided by the embodiment of the utility model, and Fig. 2 is Second viewing angle constructions schematic diagram of distribution line attachment device provided by the embodiment of the utility model；Fig. 3 is that the utility model is real The third viewing angle constructions schematic diagram for applying the distribution line attachment device of example offer, please refers to Fig. 1-3.

It should be noted that in the present embodiment, for convenient for explanation, to connect aluminum steel using distribution line attachment device It is illustrated with for copper wire 200, it is to be understood that the distribution line attachment device in the present embodiment could be used that in other Connection between electric wire.

A kind of distribution line attachment device, including clamp ontology 10, compress component 20 and supporting element 30.Clamp ontology 10 is opened Equipped with accommodation groove 11, accommodation groove 11 extends along the length direction of clamp ontology 10.

Compressing component 20 includes cover board 21 and supporting piece 23, and one end of supporting piece 23 is held in cover board 21 away from the bottom plate 31 side.Supporting element 30 includes bottom plate 31 and the first elastic component 32.Bottom plate 31 and cover board 21 are respectively positioned in accommodation groove 11, and bottom Plate 31 and cover board 21 cooperatively form variable diameter hole 12.In actual use, the copper wire and aluminum steel 200 for needing to connect are placed in variable diameter In hole 12.First elastic component 32 is telescopically arranged in side and accommodation groove 11 of the bottom plate 31 away from cover board 21 along first direction 50 Bottom wall 111 between.Bottom plate 31 is connect by elastic component with the bottom wall 111 of accommodation groove 11 away from the side of cover board 21.

Supporting piece 23 is used to cover board 21 pressing to bottom plate 31, so that the first elastic component 32 generates elastic force, bottom plate 31 and lid Chucking power is generated to the copper wire and aluminum steel 200 that are located in variable diameter hole 12 between plate 21.

It is understood that in other embodiments, supporting piece 23 can be it is multiple, multiple supporting pieces 23 are along clamping ontology 10 length direction interval setting.

This distribution line attachment device is by cooperatively forming variable diameter hole 12, copper wire and aluminum steel using bottom plate 31 and cover board 21 200 are arranged in variable diameter hole 12, by setting between the side of cover board 21 and the bottom wall 111 of the accommodation groove 11 in bottom plate 31 Elastic component is set, the size in variable diameter hole 12 can generate corresponding variation according to the size of copper wire and the diameter of aluminum steel 200.? When practical clamping copper wire and aluminum steel 200, under the action of the elastic member, the diameter of copper wire and aluminum steel 200 is bigger for bottom plate 31, bottom plate 31 Closer to the bottom wall 111 of accommodation groove 11, variable diameter hole 12 is bigger.Thus, this distribution line attachment device can be suitable for different straight Connection between the electric wire of diameter.

Inventors have found that often there is fever phenomenon, or even meeting in copper-aluminium transition contact position during online road transport row Cause low-voltage circuit failure forced outage.

And this distribution line attachment device is used, due to the effect of the elastic force of elastic component, between bottom plate 31 and cover board 21 Always the close contact between copper wire and aluminum steel 200 can be kept to the generation chucking power of copper wire and aluminum steel 200, reduce because Poor contact and the risk generated heat.

It can be understood that in other embodiments, supporting piece 23 can also be not provided with.Directly and accommodation groove by cover board 21 11 are fixedly connected, and the size in variable diameter hole 12 can be also controlled by elastic component, and press 31 expands variable diameter hole 12 down, by copper Line and aluminum steel 200 are put into variable diameter hole 12, then generate clamping to copper wire and aluminum steel 200 by the elastic force of elastic component itself Power.

It should be noted that variable diameter hole 12 at this time is when the following table face contact of the upper surface of bottom plate 31 and cover board 21 Minimum, for minimum variable diameter hole 12.If minimum variable diameter hole 12 is H along the size of first direction 50, the distribution line in the present embodiment Attachment device applicable copper wire and aluminum steel 200 are as follows: the sum of 200 diameter of copper wire and aluminum steel is more than or equal to H.

Optionally, the roof 112 of accommodation groove 11 offers threaded hole along first direction 50, and supporting piece 23 is arranged in screw thread Hole, and supporting piece 23 is threadedly coupled with accommodation groove 11.

In actual use, it can be gradually increased by rotation supporting piece 23 to the copper wire and aluminium being located in variable diameter hole 12 The size of the chucking power of line 200.

Optionally, in order to reinforce the stability of chucking power, in side of the cover board 21 away from bottom plate 31 and the accommodation groove 11 Roof 112 between be also connected with the second elastic component 22.When being clamped to copper wire and aluminum steel 200, at the second elastic component 22 In compressive state.By the way that the second elastic component 22 is arranged, effect is compressed to cover board 21 by the second elastic component 22, can be reinforced pair The chucking power of copper wire and aluminum steel 200.

Simultaneously as the elastic force of the second elastic component 22 has the tendency that supporting piece 23 can reinforce supporting piece toward drop-down The extruding force of screw thread between 23 and threaded hole, can the threaded connection between the roof 112 to supporting piece 23 and accommodation groove 11 rise To locking purpose.

It is one such that first elastic component 32 and the second elastic component 22 may each be spring, rubber ring or rubber tube etc..

It should be noted that when the sum of 200 diameter of copper wire and aluminum steel is greater than H, the first elastic component 32 and the second elastic component 22 are in compressive state.When the upper surface of bottom plate 31 is separated with the lower surface of cover board 21, variable diameter hole 12 increases, as shown in Figure 4.

Referring again to Fig. 3, cover board 21 offers the first slot 121 close to the side of bottom plate 31, and bottom plate 31 is close to cover board 21 Side offer the second slot 122, the first slot 121 and the second slot 122 are spliced to form variable diameter hole 12.

The inner wall of first slot 121 and the second slot 122 is arc type structure, the diameter of the arc type structure of the first slot 121 and The diameter of the arc type structure of two slots 122 is different.

The arc type structure of first slot 121 is the first arcuate structure, and the arc type structure of the second slot 122 is the second arc type structure. Arcuate structure is capable of increasing the contact area to the electric wire with external peripheral surface relative to planar structure.

Copper plating treatment is carried out to the inner wall of the first slot 121 and the second slot 122, when inner wall is contacted with copper wire and aluminum steel 200, The conductivity of 200 junction of copper wire and aluminum steel can be increased, improve conductive effect.

If the diameter of the first arcuate structure is greater than the diameter of the second arc type structure, as long as the diameter of copper wire or aluminum steel is less than the The diameter of one arcuate structure, copper wire or aluminum steel are located in the first arcuate structure, have larger-diameter first arcuate structure can It is in close contact with the outer wall of copper wire or aluminum steel, and it is supported.It just can so increase the distribution wire in the present embodiment The scope of application of road attachment device.

It is understood that in other embodiments, being also possible to the diameter of the first arcuate structure less than the second camber The diameter of structure.

Fig. 5 is the A-A cross-sectional view in Fig. 3, and Fig. 6 is the structural schematic diagram of Fig. 1 insole board 31, please refers to Fig. 1-6.

Accommodation groove 11 includes the first side wall 113, second sidewall 114, roof 112 and bottom wall 111, roof 112 and bottom wall 111 It is oppositely arranged, the first side wall 113 and second sidewall 114 are oppositely arranged, the first side wall 113, second sidewall 114, roof 112 and bottom Wall 111 encloses accommodation groove 11 jointly.

Cover board 21 and bottom plate 31 are slidably disposed in accommodation groove 11.

Embodiment 1: the first side wall 113 offers the sliding slot 115 extended along first direction 50, the side wall projection of bottom plate 31 There is the first convex block 311 cooperated with sliding slot 115.The side wall of cover board 21 is also equipped with the second convex block 211 cooperated with sliding slot 115.

Optionally, the quantity of sliding slot 115 is multiple, and multiple sliding slots 115 are set along the length direction interval of clamp ontology 10 Set, the first convex block 311 and the second convex block 211 be it is multiple, the first convex block 311 cooperates with the sliding slot 115 of corresponding position, second Convex block 211 also cooperates with the sliding slot 115 of corresponding position.

It is understood that the quantity of sliding slot 115 and the quantity of the first convex block 311 can be inconsistent, as long as can guarantee every A first convex block 311 has corresponding sliding slot 115 to cooperate with it.

By the way that mutually matched sliding slot 115 and the first protrusion, sliding slot 115 and the second protrusion is arranged, it can guarantee bottom plate 31 It is smoothly moved with cover board 21 along first direction 50, skew will not occur, while also limiting bottom plate 31 and cover board 21 along clamp The mobile freedom degree of the length direction of ontology 10 so that the clamping to aluminum steel and copper wire 200 is more firm, and then can guarantee aluminum steel With the good conductive effect in 200 junction of copper wire.

2 (not shown) of embodiment:

It is not both that the first side wall 113 is convexly equipped with the convex block extended along first direction 50, the side of bottom plate 31 with embodiment 1 Wall offers the first sliding groove with convex block cooperation.The side wall of cover board 21 also offers the second sliding slot of convex block cooperation.Due to connection Fit system is similar with first embodiment, and details are not described herein again.

It is understood that sliding slot 115 or protrusion also can be set in other embodiments, in second sidewall 114.

Optionally, clamp ontology 10 includes first shell 15 and second shell 16.First shell 15 and second shell 16 can Dismantling connection.First shell 15 offers the first groove 151, and second shell 16 offers the second groove 161, the first groove 151 Accommodation groove 11 is spliced to form with the second groove 161.

First shell 15 is provided with first connecting portion 152, and second shell 16 is provided with the cooperated with first connecting portion 152 Two interconnecting pieces 162, first connecting portion 152 are fastenedly connected with second connecting portion 162 by screw or nut.

It is understood that in other embodiments, first connecting portion 152 and second connecting portion 162 can also pass through magnetic Iron connection, or pass through the connection such as pin, rivet.

It is detachably connected by setting first shell 15 and second shell 16, in practical application, by first shell 15 Aluminum steel and copper wire 200 are put into after being opened with second shell 16, consequently facilitating the placement of aluminum steel and copper wire 200, moreover, can be square Just the stability of the connection of aluminum steel and copper wire 200 is checked.Moreover, if the connection transition position of aluminum steel and copper wire 200 when something goes wrong Also it can facilitate maintenance.

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention can be tied mutually It closes.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of distribution line attachment device, which is characterized in that including clamp ontology, compress component and supporting element；

The clamp ontology offers accommodation groove, and the accommodation groove extends along the length direction of the clamp ontology；

The component that compresses includes cover board, and the supporting element includes bottom plate and the first elastic component, and the bottom plate and the cover board are equal In the accommodation groove, and the bottom plate and the cover board cooperatively form variable diameter hole；

First elastic component is telescopically arranged in side and the appearance of the bottom plate away from the cover board along first direction It sets between the bottom wall of slot.

2. distribution line attachment device according to claim 1, which is characterized in that the component that compresses further includes the second bullet Property part, second elastic component be telescopically connected to the cover board away from the bottom plate side and the accommodation groove roof Between, the cover board is movably arranged at the accommodation groove along the first direction.

3. distribution line attachment device according to claim 1 or 2, which is characterized in that it is described compress component further include to Gripping member, one end of the supporting piece are held in the side that the cover board deviates from the bottom plate；

The roof of the accommodation groove offers threaded hole along the first direction, and the supporting piece is arranged in the threaded hole, and The supporting piece is threadedly coupled with the accommodation groove.

4. distribution line attachment device according to claim 3, which is characterized in that the roof and bottom wall of the accommodation groove it Between be connected with the first side wall being oppositely arranged and second sidewall, the first side wall, the second sidewall, the roof and described Bottom wall is enclosed the accommodation groove；

The first side wall offers the sliding slot extended along the first direction, and the side wall of the bottom plate is convexly equipped with and the sliding slot First convex block of cooperation.

5. distribution line attachment device according to claim 3, which is characterized in that the roof and bottom wall of the accommodation groove it Between be connected with the first side wall being oppositely arranged and second sidewall, the first side wall, the second sidewall, the roof and described Bottom wall is enclosed the accommodation groove；

The first side wall is convexly equipped with the convex block extended along the first direction, and the side wall of the bottom plate offers and the convex block The first sliding groove of cooperation.

6. distribution line attachment device according to claim 4, which is characterized in that the quantity of the sliding slot be it is multiple, it is more A sliding slot along the clamp ontology length direction interval be arranged, first convex block be it is multiple, first convex block is equal Cooperate with the corresponding sliding slot.

7. distribution line attachment device according to claim 4, which is characterized in that the side wall of the cover board is provided with and institute State the second convex block of sliding slot cooperation.

8. according to claim 1-2, distribution line attachment device described in 4-7 any one, which is characterized in that the clamp sheet Body includes first shell and second shell, and the first shell and the second shell are detachably connected, and the first shell is opened Equipped with the first groove, the second shell offers the second groove, and first groove and second groove are spliced to form institute State accommodation groove.

9. distribution line attachment device according to claim 8, which is characterized in that the first shell is provided with the first company Socket part, the second shell be provided with the first connecting portion cooperation second connecting portion, the first connecting portion with it is described Second connecting portion is connected by screw or bolt fastening.

10. distribution line attachment device according to claim 1, which is characterized in that the cover board is close to the bottom plate Side offers the first slot, and the bottom plate offers the second slot, first slot and described second close to the side of the cover board Slot is spliced to form the variable diameter hole；

The inner wall of first slot and second slot is arc type structure, the diameter of the arc type structure of first slot with it is described The diameter of the arc type structure of second slot is different.