CN100477382C

CN100477382C - Puncturing line clamp

Info

Publication number: CN100477382C
Application number: CNB200610161812XA
Authority: CN
Inventors: 钱乐琴; 潘定光
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-04
Filing date: 2006-12-04
Publication date: 2009-04-08
Anticipated expiration: 2026-12-04
Also published as: CN101017931A

Abstract

The related puncture line clamp comprises: a screw assembly, an elastic rainhat, a top and bottom cover coupled by thread, some puncture blades matching with each other in two covers, a top and bottom main line gap on inner side wall of two covers respectively to form a main line clamp jack, a top and bottom branch line gap to form a branch line clamp jack, and a rainhat connection groove on the bottom branch line gap. This invnetion can insert the rainhat int its groove even the cable end out of the branch line slot, and can connect the raintat and cover to avoid missing.

Description

Penetrating cable clamp

Technical field

The present invention relates to a kind of electric armour clamp, be specifically related to a kind of electric power wire clamp.

Background technology

In electrical network, often need and connect separated time or ground connection, particularly to insulated conductor, often to use insulation puncture line clamping.

Chinese patent 02295267.5 discloses a kind of insulation puncture line clamping, comprise upper semi-body, lower semi-body and be located at upper semi-body, some groups of interior bayonet pieces of lower semi-body respectively, offer similar semicircular trunking body at upper semi-body and lower semi-body respectively perpendicular to the both sides of bayonet piece, upper semi-body and lower semi-body fix by string screw member therebetween, described upper semi-body covers on the lower semi-body outside, and described screw member is made up of clamping screw and the torque nut that is riveted on its end.One side of the described trunking body cell body of serving as theme, opposite side is the branch line cell body, is provided with the end cap groove in the end of the branch line cell body of described upper semi-body, which is provided with end cap.The effect of described end cap is to prevent that rainwater from entering into cell body and causing the power line corrosion.

Mainly there is following shortcoming in this kind insulation puncture line clamping:

(1) not clearly demonstrate this end cap be elastomer cover or rigid cap to this patent documentation, but the end cap of Xiao Shouing all is the rigid members that are difficult to be out of shape that adopt the hard material manufacturing to form on the market, the outer wall that is provided with the end cap groove that need be adjacent to upper semi-body during use slides and end cap could be clamped in the end cap groove, but because this kind insulation puncture line clamping in use, in order preferably cable to be fixed in the branch line cell body, generally all to make an end of cable stretch out described branch line cell body a little, make end cap can not be again slide along the outer wall of the upper semi-body that is provided with the end cap groove, cause end cap not tighten and be fixed in the end cap groove, also make this kind insulation puncture line clamping no longer have and prevent that rainwater from entering the effect in the branch line cell body.

(2) this kind insulation puncture line clamping has adopted the screw member that is combined by clamping screw and the torque nut that is riveted on its end, because the qualification of its structure, make this screw member have an acrotorque holding capacity that presets, turn torque nut with spanner during use, when torsion exceeds default torsion, torque nut will break automatically, guarantee installation quality.But the complex structure of this kind screw member, and the factor of the default acrotorque of influence is more, and when making this kind screw member, it is excessive or too small default acrotorque often to occur, and influence is normally used.

(3) this kind insulation puncture line clamping is owing to have only the relative fixed mode that end cap is connected to the end cap groove, in transportation, storage, if adopt the mode that end cap is connected in the end cap groove and upper semi-body is together placed, end cap then takes place easily damage, come off and lose; And if employing because its quantity is often more, is also lost end cap and upper cover body mode placed apart and the quantity of end cap and the phenomenon of quantity to not going up of loam cake through regular meeting, make troubles for transportation, storage and use.

(4) this kind insulation puncture line clamping only is provided with the end cap groove at a side place of branch line cell body, also promptly defining the power line that need draw can only be inserted into the branch line cell body from another side of branch line cell body and use, and in actual use because arrangement difference, the application target difference of power line, requirement to the quantity of end cap and end cap groove and position is different often, can not satisfy the different demands under the different condition preferably.

Summary of the invention

Stretch out described branch line cell body a little even the purpose of this invention is to provide an a kind of end of cable, also can be inserted into penetrating cable clamp in its groove seat to rainhat quickly and easily.

Another object of the present invention provides and a kind ofly can be quickly and easily rainhat and lid be coupled together a kind of penetrating cable clamp to avoid losing.

The technical scheme that realizes the object of the invention is: a kind of penetrating cable clamp has screw rod group component, rainhat and can be by fastening loam cake that covers of spiral marking connection and lower cover; In loam cake and lower cover, be provided with the puncture blade that cooperatively interacts, be provided with loam cake main line breach and lower cover main line breach that is used to piece together main line folder mouthful and loam cake branch line breach and the lower cover branch line breach that is used to piece together a wire clamp mouth at the wall place that is connected of loam cake and lower cover inboard; Lower cover branch line indentation, there at described lower cover one side is provided with rainhat link slot seat; Described rainhat is the elasticity rainhat.

Lower cover branch line indentation, there at described another side of lower cover also can be provided with rainhat link slot seat.

The lower cover main line indentation, there of described lower cover two side ends all can be provided with rainhat link slot seat.

The top of described loam cake is provided with the last arch steel plate with two screws; The bottom of described lower cover is provided with down the arch steel plate, and described down arch steel plate with described on each screw corresponding position of arch steel plate be provided with an ellipse hole; In the lid of lower cover, be provided with two with the corresponding up-small and down-big irregularly-shaped hole of each ellipse hole, described screw rod group component pass down successively from bottom to top the ellipse hole of arch steel plate and described irregularly-shaped hole and with the described screw spiral marking connection of going up the arch steel plate.

Described elasticity rainhat also has elasticity connection handle and plug, and an end of described elasticity connection handle is fixedly installed on the described elasticity rainhat, and the other end is connected with described plug; Cover on described and also be provided with socket with jack; Described plug can be plugged in the jack and with described jack interference fit.

Described screw rod group component has locking fastener head, dismounting fastener head, connects the autotomy connector and the whorl brace rod of locking fastener head and dismounting fastener head.

The diameter of the described connector of autotomying is less than the diameter of whorl brace rod.

Described locking fastener head is positioned at a side of described screw rod group component, and described whorl brace rod is positioned at another side of described screw rod group component.

The present invention has positive effect: the rainhat among (1) the present invention is the elasticity rainhat, has the certain deformation ability, when an end of cable stretch out described main line cell body or branch line cell body a little and make end cap can not be again when the outer wall of the upper semi-body that is provided with the end cap groove slides, walk around the cable that stretches out described main line cell body or branch line cell body after can pinching distortion to the elasticity rainhat with hand, and directly rainhat is fastened in rainhat link slot seat, even stretch out described branch line cell body a little, also can be inserted into advantage in its groove seat to rainhat quickly and easily so the present invention has an end of cable.

(2) the elasticity rainhat in the invention also can have elasticity connection handle and plug, covers also on described and can be provided with the socket with jack; Described plug can be plugged in the jack and with described jack interference fit; Such structural design can be quickly and easily couples together rainhat and lid loses avoiding, and offers convenience for transportation, storage and use.

(3) the present invention can be provided with rainproof clevis seat in the two side ends of arbitrary folder mouth, thereby makes the present invention can satisfy the different demands under the different condition preferably.

(4) screw arbor assembly among the present invention can be selected traditional by clamping screw be riveted on the screw arbor assembly that the torque nut of its end combines, also can select by locking fastener head, dismounting fastener head, connect the screw arbor assembly that autotomy connector and the whorl brace rod of locking fastener head and dismounting fastener head are formed, when having in selecting the present invention for use autotomyed the screw arbor assembly of connector, compare with screw member of the prior art, have that default torsion is stable, the advantage of good reproducibility.

Description of drawings

Fig. 1 is first kind of perspective view of invention.

Fig. 2 is the another kind of perspective view of penetrating cable clamp shown in Figure 1.

Fig. 3 is the perspective view of loam cake in the penetrating cable clamp shown in Figure 1.

Fig. 4 is the another kind of perspective view of loam cake shown in Figure 3.

Fig. 5 is that the A of loam cake shown in Figure 4 is to view.

Fig. 6 is the perspective view of lower cover in the penetrating cable clamp shown in Figure 1.

Fig. 7 is the another kind of perspective view of lower cover shown in Figure 6.

Fig. 8 is that the B of lower cover shown in Figure 7 is to view.

Fig. 9 be shown in the perspective view of rainhat in the penetrating cable clamp.

Figure 10 is the another kind of perspective view of rainhat shown in Figure 9.

Figure 11 is the perspective view of screw arbor assembly in the penetrating cable clamp shown in Figure 1.

Figure 12 is the another kind of perspective view of screw arbor assembly shown in Figure 11.

The perspective view of Figure 13 second kind of used screw arbor assembly of structure of the present invention.

Figure 14 is for cuing open figure in the screw arbor assembly shown in Figure 13.

Be labeled as shown in the accompanying drawing: screw rod group component 1, locking fastener head 11, the connector 12 of autotomying, dismounting fastener head 13, whorl brace rod 14, loam cake 2, last arch steel plate 23, screw 231, lower cover 3, following arch steel plate 31, ellipse hole 311, rainhat link slot seat 32, socket 33, jack 331, rainhat 4, elasticity connection handle 41, plug 42, puncture blade 5, main line folder mouth 6, loam cake main line breach 61, lower cover main line breach 62, irregularly-shaped hole 7, clamping screw 81, torque nut 82, pad 83, a wire clamp mouth 9, loam cake branch line breach 91 and lower cover branch line breach 92, the lower cover branch line breach 921 of one side, the lower cover branch line breach 922 of another side.

Embodiment

(embodiment 1)

See Fig. 1 to Figure 12, present embodiment is a kind of penetrating cable clamp, has screw rod group component 1, rainhat 4 and can be by fastening loam cake that covers 2 of spiral marking connection and lower cover 3; In loam cake 2 and lower cover 3, be provided with many puncture blades 5, be provided with loam cake main line breach 61 and lower cover main line breach 62 that is used to piece together main line folder mouthfuls 6 and loam cake branch line breach 91 and the lower cover branch line breach 92 that is used to piece together a wire clamp mouth 9 at the wall place that is connected of loam cake 2 and lower cover 3 inboards to cooperatively interacting; Be provided with rainhat link slot seat 32 at lower cover branch line breach 921 places of described lower cover 3 one sides and lower cover branch line breach 922 places of another side; Described rainhat 4 is rainhats that elastic caoutchouc is made.

Screw rod group component 1 in the present embodiment be traditional by clamping screw 81, be riveted on the torque nut 82 on its top and the pad 83 that is set on the screw rod 81 is formed screw rod group component 1.

The top of described loam cake 2 is provided with the last arch steel plate 23 with two screws 231; The bottom of described lower cover 3 is provided with down arch steel plate 31, and described down arch steel plate 31 with described on each screw 231 corresponding position of arch steel plate be provided with an ellipse hole 311; In the lid of lower cover 3, be provided with two with each ellipse hole 311 corresponding up-small and down-big irregularly-shaped hole 7, described screw rod group component 1 pass down successively from bottom to top the ellipse hole 311 of arch steel plate and described irregularly-shaped hole 7 and with described screw 231 spiral marking connections of going up the arch steel plate.

See Fig. 1, Fig. 2, Fig. 9 and Figure 10, described elasticity rainhat 4 also has elasticity connection handle 41 and sagittate plug 42, and an end of described elasticity connection handle 41 is fixedly installed on the described elasticity rainhat 4, and the other end is fixed on the described plug 42; Also be provided with socket 33 on the described loam cake 2 with jack 331; Described plug 42 can be plugged in the jack 331 and with described jack 331 interference fit.

(embodiment 2)

See Figure 13 and Figure 14, present embodiment is substantially the same manner as Example 1, and difference is: the screw rod group component 1 of present embodiment has locking fastener head 11, dismounting fastener head 13, connects the autotomy connector 12 and the whorl brace rod 14 of locking fastener head 11 and dismounting fastener head 13; The diameter of the described connector 12 of autotomying is less than the diameter of whorl brace rod 14; Described locking fastener head 11 is positioned at a side of described screw rod group component 1, and described whorl brace rod 14 is positioned at another side of described screw rod group component 1.

(embodiment 3)

Present embodiment is substantially the same manner as Example 2, and difference is: lower cover main line breach 62 places of lower cover 3 two side ends in the present embodiment are provided with rainhat link slot seat 32.

Obviously, the above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.

Claims

1, a kind of penetrating cable clamp has screw rod group component (1), rainhat (4) and can be by fastening loam cake that covers of spiral marking connection (2) and lower cover (3); Be provided with the puncture blade (5) that cooperatively interacts in loam cake (2) and lower cover (3), the be connected wall place inboard at loam cake (2) and lower cover (3) is provided with and is used to piece together loam cake main line breach (61) and the lower cover main line breach (62) of main line folder mouthful (6) and is used to piece together loam cake branch line breach (91) and the lower cover branch line breach (92) that props up wire clamp mouth (9); Lower cover branch line breach (921) at described lower cover (3) one sides locates to be provided with rainhat link slot seat (32); It is characterized in that: described rainhat (4) is the elasticity rainhat; Described elasticity rainhat (4) also has elasticity connection handle (41) and plug (42), and an end of described elasticity connection handle (41) is fixedly installed on the described elasticity rainhat (4), and the other end is connected with described plug (42); Also be provided with socket (33) on the described loam cake (2) with jack (331); Described plug (42) can be plugged in the jack (331) and with described jack (331) interference fit; Lower cover branch line breach (922) at another side of described lower cover (3) locates also to be provided with rainhat link slot seat (32); The lower cover main line breach (62) of described lower cover (3) two side ends locates to be provided with rainhat link slot seat (32); Described screw rod group component (1) has locking fastener head (11), dismounting fastener head (13), connects locking fastener head (11) and connector of autotomying (12) and the whorl brace rod (14) of dismantling fastener head (13); The diameter of the described connector of autotomying (12) is less than the diameter of whorl brace rod (14).

2, penetrating cable clamp according to claim 1 is characterized in that: the top of described loam cake (2) is provided with the last arch steel plate (23) with two screws (231); The bottom of described lower cover (3) is provided with down arch steel plate (31), and described down arch steel plate (31) with described on each screw of arch steel plate (231) corresponding position be provided with an ellipse hole (311); In the lid of lower cover (3), be provided with two with the corresponding up-small and down-big irregularly-shaped hole of each ellipse hole (311) (7), described screw rod group component (1) pass down successively from bottom to top the ellipse hole (311) of arch steel plate and described irregularly-shaped hole (7) and with described screw (231) spiral marking connection of going up the arch steel plate.

3, penetrating cable clamp according to claim 1 is characterized in that: described locking fastener head (11) is positioned at a side of described screw rod group component (1), and described whorl brace rod (14) is positioned at another side of described screw rod group component (1).