CN1150706A - Electric cable connector - Google Patents

Abstract

A trilinear large load cable connector, comprises plug and socket components, demountable cover with self-bring cable chuck, and demountable and repairable conductive strips, wherein the conductive strips are insulating by panels located in non-conductive box.

Description

Cable-to-cable connector

The present invention relates to electric equipment, particularly relate to the heavy load plug and socket of a kind of easy reparation and adjustment, be used to be secured to the industrial cable of heavy load.

The plug and socket that is about to explanation is applicable to three-way equipment, or the wiring of three-phase triangle, or monophase current adds ground wire, can also be used for power supply is connected in such as the low pressure machinery that is lower than 300 volts.

The two all has the identical flat case that has straight top cover plug and socket of the present invention, and straight top cover is fixed by a screw, lays down easily so that attachment of conductors.The top cover of plug and socket all has cable clip, lockable cable and prevent that it from being extracted, and also two top covers all have inner projection so that cable is held in place in box body.

Plug has three heavy loads, dismountable copper sheet, sets with respect to the longitudinal axis of box body, so that plug can inject arbitrary suitable socket vertically.Perhaps plug can inject have the dismountable and removable conducting strip of three conduits and three to hold the socket of plug.Thereby plug and socket can be advantageously used in each end such as the heavy load spreading cable of machines such as lathe or electric welding machine.

In each accompanying drawing of the expression preferred embodiment of the present invention:

Fig. 1 is the view of the straight top cover of cable-to-cable connector plug-assembly;

Fig. 2 shows the front of plug-assembly;

Fig. 3 shows the straight top cover of jack assemblies;

Fig. 4 shows the front of jack assemblies;

Fig. 5 shows plug-assembly preparation socket assembly;

Fig. 6 shows plug-assembly socket assembly;

Fig. 7 is the underside perspective view of the straight top cover of plug-assembly;

Fig. 8 shows the main body that top cover is laid down the back plug-assembly;

Fig. 9 is the stereogram of plug-assembly center line or ground connection conducting strip;

Figure 10 is the perspective view of one of them charged conducting strip of plug-assembly;

Figure 11 is the lateral elevational view that header field is dismantled the back plug-assembly;

Figure 12 is the underside perspective view of the straight top cover of jack assemblies;

Figure 13 shows the main body that top cover is laid down the rear socket assembly;

Figure 14 is the lateral elevational view that header field is dismantled the rear socket assembly;

Figure 15 is the plan view that all conducting strips are laid down back jack assemblies main body shown in Figure 13;

Figure 16 is not with the socket of copper sheet and the end-view of plug body;

Figure 17-the 19th, the perspective view of three conducting strips that socket main body unloads from Figure 15;

Figure 20 is the plan view in front of another embodiment that has the plug of parallel copper sheet;

Figure 21 is the plan view that is shown in the inside of the embodiment among Figure 20.

As mentioned above, the plug-assembly of cable-to-cable connector and jack assemblies have identical outside box body, and only inner and different in appearance.Thereby Fig. 1 seems almost completely identical with 3 box body, and the outward appearance separately of plug and socket is significantly different among Fig. 2 and 4.

The box body of plug 10 and socket 12 can be made by any strong insulating material among Fig. 1 and 3, such as pottery and plastics, generally is 25 millimeters thick, 50 mm wides and 80 millimeters long.Heavy load three wires insulated cable 14 enters the first end of plug 10 and socket 12, and dismountable two straight top covers are fixed by a screw 16 or 17.

Fig. 2 is the plan view in plug 10 fronts, and three brass or copper sheet 18,20,29 meet at right angles in the front therewith among the figure.These copper sheets generally are 9 mm wides, 2 millimeters thick, and two copper sheets 18 and 26 stretch out 20 millimeters beyond front face surface, and copper sheet 19 stretches out 23 millimeters beyond front face surface.

Fig. 4 is the plan view in jack assemblies front, each copper sheet that is provided with on three open channel 22,23,24 and the plug is complementary, but becomes opposed relationship with it, so that when plug and socket are bonded together, cable 14 can not disturb the cable 15 of the socket of packing into, sees Fig. 5 and 6.

To be plugs 10 with socket 12 be in Fig. 5 and 6 that the lateral elevational view during with the position that has been connected to be connected is arranged.Fig. 5 and 6 also shows the dismountable straight top cover 26 of plug 10 and the top cover 28 of socket 12.Each top cover 26,28 has automatic welding connector, can block the cable of packing in the jail tightly and prevent that it from extracting from assembly, as shown in Figure 7.

Fig. 7 is the underside perspective view of the top cover 26 of plug 10, and show the semi-circle shape of tooth portion 30, its diameter is slightly less than the diameter of cable 14 insulating barriers, thus the side of these zigzag tooth portion 30 clamping cables and play the cable clip head fixedly the time at top cover 26.All the other devices among Fig. 7 on top cover 26 bottom surfaces are depressed each lead in the cable with shown in Figure 8 collaborative mutually, and this will be illustrated in the back.

Fig. 8 shows the inside subject of plug 10 and shows the screw 32,33,34 of three conductive copper sheets 18,19,20.These copper sheets are among the box body conduit, because each conduit below each screw, is seen Fig. 9 and 10, can't find out from Fig. 8.

Each copper sheet 18,19,20 is preferably by making such as wide 9 millimeters, thick 1 millimeter brass or the such high-conductivity metal of red copper.Copper sheet is made double-deck, so the thickness of bending place is actually 2 millimeters.Double-deck copper sheet can optionally be separated a little to guarantee closely cooperating in any socket.

Each copper sheet bends at the top, and as shown in Figures 9 and 10, to form a conductive seat 36 and screw orifice plate 38, the two is roughly parallel to box bottom and is approximately perpendicular to copper sheet.Thereby each base 36 places and prevents on the box bottom that each copper sheet from leaving any of box body front and moving, and the base of ground connection copper sheet position on box bottom is hanged down 3 millimeters.Each screw orifice plate 38 has the upwards Bian Hejiao of turnup, as shown in the figure, makes a lead that is fixed on below the corresponding screw 32-34 be tangled all the time and can slippage.

Referring again to Fig. 8, each copper sheet is in by among screw 32,33, the 34 coverages conduit firmly, and each conduction screw orifice plate 38 is constrained among each wallboard 40 that box body forms, and wallboard 40 is from the box bottom protuberance, can prevent all rotations of each orifice plate and is displaced sideways.Therefore, copper sheet only could take out from box body along the direction of top cover 26, and in the plug that assembles, the projection that is formed in top cover 26 inboards can stop its taking-up.So, be made in various projections in the top cover 26 among Fig. 7 and comprise the welding connector 42 of clamping cable 14, be pressed in the large and long projection 44 of arc above the box body inner cable 14 down, and the top that is pressed on screw 32,33,34 respectively down is to lock each lead in the box body and the circular projection 46,48,50 of the corresponding copper sheet in each conduit thereof.Kick 52 is some top cover guides just, can cooperate with each fillet of box body so that top cover aligns, and 53 of the wallboards that stretches out from the box body inboard among Fig. 8 can prevent to assemble moving of back header.After top cover installed, screw 16 passed top cover and is screwed into the screwed hole in the protuberance on the plug body bottom surface 49 among Fig. 8.If plastics and pottery are enough strong, screwed hole 49 can directly be made among the plastics or ceramic main body of plug; But, preferably in main body, embed a metal swivel nut to hold screw 16.

Figure 11 is a lateral elevational view, shows the situation that is connected of top cover 26 and plug box body 10.Because cable 14 is clamped by welding connector 42, as shown in the figure, often be difficult to top cover 26 is placed on the direction protrusion 52 that suitably is fitted in the box body groove.When correct equipped, top cover 26 can close and by primary screw 16 lockings, thus make circular projection 46,48,50 closings its separately screw and tightly copper sheet card jail among box body.

Figure 12 is the perspective view of socket top cover 28, and 28 of top covers have some little direction protrusions 54 and a welding connector 56, and the latter has some serrated teeth portions 57 that are formed on the lower surface.The part of each socket lead do not need circular projection at this, because can be touched top cover after assembling as the projection among Fig. 7 46,48,50.Screwed hole 61 among screw hole 55 in socket top cover 28 thicker region 51 and Figure 13 among the bottom surface protuberance 63 aligns.Screw hole 61 is the plastics of protuberance or the metal swivel nut among ceramic material the inside in being embedded at socket preferably.

Figure 13 is the plan view of socket, and socket has three conducting strips 58,59,60, is positioned at the side in order to the conduit 22,23,24 of the copper sheet 18,19,20 that holds plug-assembly respectively.Each conducting sheet in socket will be described in detail in Figure 17,18 and 19, be large and long elastic metallic tape, place the side of conduit, and have the right angle bending part to be formed for the screw orifice plate of attachment of conductors.Some narrow wallboards and projection are arranged in the socket groove among Figure 13, be used to align and block each conducting sheet in socket of jail.The groove center by under two parallel high wallboards 62 are arranged, be used to form the electric and physical isolation of ground connection conducting strip 59 and two adjacent conductive sheets 58,60.Low wallboard 64 limits the screw orifice plate 66 of ground connection conducting strip 59, and has formed some anvil blocks at each low wallboard of parallel high wallboard 62 every sides, can prevent to constrain in the bending of the screw orifice plate of the conducting strip 58,60 of each conduit the inside in the box body.

At the inner sidewall near each conduit 22,24 among Figure 13 of box body is a kick 70.This projection 70 is collaborative mutually with the edge near the small right angle tongue piece 72 at a conducting sheet in socket top, and the top that it forces conducting strip is away from sidewall and near the central authorities of conduit, to guarantee having electrically contacting of good wiping action.

Figure 14 is the lateral elevational view that is loaded on the top cover 28 of socket box body 12.The head portion and the concealed small bending tongue piece 72 of two high wallboard 62 separators and conducting strip 59,60 can be seen above sidewall.The top of each conducting strip can be touched the inboard of top cover 28 after assembling, remove from its conduit to prevent each conducting strip.

Figure 15 is the plan view of socket box body 12, and wherein conducting sheet in socket is removed, to show the configuration of various projections and wallboard.Can see that in Figure 15 ground connection conducting strip screw orifice plate places among the close conduit of high wallboard 62 and places above the low wallboard 73,74,75, these low wallboards form and can prevent from the anvil block of screw orifice plate bending and form one to tighten up base.Can also see, place near the conduit 22 conducting strips to be positioned conduit 76 and by among the parallel projections 78 formed conduits.Equally, place near the conduit 24 conducting strips to be positioned conduit 80 and by among the projection 82 formed conduits.

Figure 16 is the socket end view of the not tape cable that assembles, and the cable joint 56 among the rectangular apertures of a band tapering is shown, the diameter in round cable aperture 84 on the box body 12, this aperture.This rectangular apertures can prevent that chuck from disperseing and weaken clamping force to cable.

Figure 17,18 and 19 shows each conducting sheet in socket that socket unloads from Figure 15.In Figure 17, large and long metallic conduction sheet 58 has a straight screw orifice plate 86, and the bight 87 with turnup upwards is in order to tangle the lead below the screw among threaded centre bore.Rectangular with screw orifice plate 86 is the main body of conducting strip 58, and it comprises a bottom 88.The bottom of the metallic conduction sheet among all Figure 17,18,19 preferably all is a little inwardly curved along the overbending direction of screw orifice plate, shown in numeral 89 among the figure.Bottom 88 places conduit 76 and is formed among the conduit between the parallel projections 78 and near plug copper sheet conduit 22, thereby curved portions 89 can be guaranteed to contact with the wiper of copper sheet.

88 what make progress vertical stretching, extension is a segmentation 90 from the bottom, and it stretches to the inside of top cover to prevent that conducting strip from leaving any of its conduit and moving.Cut to constitute a tongue piece 72 in the middle of segmentation 90 ends, tongue piece 72 is bent into and 90 one-tenth one right angles of segmentation along the direction opposite with the screw orifice plate.Once pointed out in conjunction with Figure 13 as the front that the end of bending tongue piece 72 contacted with each small wallboard projection 70 among Figure 15, outwards pushes this segmentation, had contacting of good wiping action in the hope of forming with the plug copper sheet.

Figure 18 shows the socket electric-conductor 60 the same with electric-conductor 58, but is inverted fully, thereby is fitted in conduit 80 and the conduit the inside that formed by each parallel projections 82 and near the plug copper sheet conduit 24 that passes through box body 12.

Figure 19 shows center line or ground wire conducting strip 59, and it places near the high wallboard 62 of Figure 15 with near among the conduit of plug copper sheet conduit 23.In Figure 19, the end of small tongue piece 91 also leans high wallboard 62, outwards pushes the part of conducting strip, has contacting of good wiping action in the hope of forming with plug.

Figure 20 shows the front of another embodiment of plug, and this plug has 94,95 and ground connection conducting strips 96 of two parallel conducting strips.This is a kind of typical common 115 volts of plugs, but has the parts that some are changed easily.

Figure 21 shows the opposite one side of plug among Figure 20, wherein top cover is removed, also show the configuration of high wallboard 97,98,99, they are used for separating each bar lead of cable and are used to the locking means that provide suitable, so that each screw orifice plate of constraint copper sheet and ground connection conducting strip.In the present embodiment, need suitable circular projection to withstand the end face of screw in the top cover, to prevent electric-conductor moving to any direction.

Claims (7)

1, a kind of reparation and adjustable cable-to-cable connector comprises:

One box body has a straight front, and is used for the aperture that current supply cable enters described groove than big groove and one end place;

One dismountable top cover has a roughly straight surface, inside, and described top cover is fixed in described box body by a screw;

One welding connector is fixed in an end of described top cover, and described welding connector has a pair of clamping limb, is fitted into the inside, aperture, described box body end with clamping cables;

Three copper sheet conduits are by the front of described box body;

Three dismountable electric-conductors in described groove the inside, be positioned near each described copper sheet conduit, each described electric-conductor have one be roughly parallel to described top cover the surface, inside plate and be used for from a lead fixed of cable in the device of described plate;

Dielectric wallboard in described groove the inside is used to make described each electric-conductor insulated from each other and be used to retrain described plate electric; And

Be connected in the device on the surface, inside of described top cover, be used to prevent that described electric-conductor from shifting to described top cover.

2, according to the described cable-to-cable connector of claim 1, wherein, described connector is an electric connector, has the dismountable conductive copper sheet among described each copper sheet conduit, and described each copper sheet is connected with described electric-conductor.

3,, wherein, describedly be used to prevent that the device that moves from comprising each projection of stretching out from the straight inner surface of described top cover, the EDGE CONTACT of they and described each plate according to the described cable-to-cable connector of claim 2.

4, according to the described cable-to-cable connector of claim 1, wherein, described connector is an electrical outlets, and described electric-conductor is the conductive strip that is positioned at described groove the inside, and described tape is positioned near each described copper sheet conduit.

5, according to the described cable-to-cable connector of claim 4, wherein, be used to prevent that the device that moves from comprising the extension of described conductive strip, the surface, inside of top cover is touched in the end of described each extension.

6, according to the described cable-to-cable connector of claim 5, also be included in the small tongue piece of each end, described extension, described tongue piece roughly with the bending that meets at right angles of described extension, the end of described tongue piece contacts with a wallboard, be used to make described extension towards the center of copper sheet conduit in case with described copper sheet Elastic Contact.

7, according to the described cable-to-cable connector of claim 4, wherein, described each conductive strip is longitudinally curved, contacts preferably with copper sheet partly to stop described each copper sheet conduit.

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