CN212485585U - Force-bearing type high-overcurrent quick lead connecting device - Google Patents

Abstract

The utility model relates to the field of electric power tools, in particular to a bearing type high-overcurrent quick conductor connecting device, which comprises a device body and an insulating shell, wherein the device body is provided with at least two conductor jacks, the inner cavities of the conductor jacks are cone-shaped inner cavities, the ports of the conductor jacks are small-diameter ends, the cone-shaped inner cavities are coaxially and homodromously internally provided with cone-shaped pressing sleeves, the cone-shaped pressing sleeves are formed by enclosing a plurality of wedge-shaped pressing sheets made of hard conductive materials and are bundled together through an elastic ferrule, the conductor jacks are internally provided with tightening springs, the tightening springs abut against the cone-shaped pressing sleeves and apply acting force towards the direction of the ports corresponding to the conductor jacks on the cone-shaped pressing sleeves; the utility model discloses can realize the quick electrically conductive connection between the different wires, electrically conductive overcurrent area is big, the simple operation, firm in connection, safe waterproof.

Description

Force-bearing type high-overcurrent quick lead connecting device

Technical Field

The utility model relates to an electric power tool field specifically is high overcurrent quick wire connecting device of load type.

Background

The power consumption safety in the present society, it is very important to guarantee that electric wire netting safety and stability moves, wire connection processing is not good, give people and bring a lot of puzzlements, what present most places adopted is that directly connect the bonding wire winding and connect and wrap up through insulating tape, this kind of mode often can lead to the wiring insecure, it is poor with waterproof nature to insulate moreover, bring certain loss for the user, take place the broken string easily or the short circuit, bring a large amount of work for maintenance, salvage personnel, and the process is loaded down with trivial details and time-consuming, and the randomness is great.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a task is to provide the high quick wire connecting device that flows of load type, can realize the quick electrically conductive connection between the different wires, and electrically conductive overcurrent area is big, the simple operation, firm in connection, safe waterproof.

The utility model discloses the task is realized through following technical scheme:

bearing type high-overcurrent quick conductor connecting device, including the device body of being made by stereoplasm conducting material, and cover the insulating casing outside the device body, be equipped with two at least wire jacks on the device body, the inner chamber of wire jack is the path end that the port of awl cylindric inner chamber is the awl cylindric inner chamber for awl cylindric inner chamber and wire jack, the awl cylindric inner chamber of each wire jack is coaxial respectively to embed a movable awl cylindric pressure cover, awl cylindric pressure cover is unanimous with awl cylindric inner chamber direction, awl cylindric pressure cover is enclosed by the wedge preforming of a plurality of stereoplasm conducting material and forms, each wedge preforming is in the same place through the elastic ferrule receipts, still be equipped with in the wire jack and compel tight spring, compel tight spring butt awl cylindric pressure cover and exert the effort of the port direction that corresponds the wire jack to awl cylindric pressure cover.

Preferably, the mesopore that the cover was pressed to the awl cylindric sets up the inlet wire cap of a activity, the opening orientation of inlet wire cap the port of wire jack, thereby the inlet wire cap is elastic material can carry out elasticity tight fit with the mesopore inner wall that the cover was pressed to the awl cylindric, and the initial position of inlet wire cap is located the port department of the mesopore that the cover was pressed to the awl cylindric, when the wire was inserted from the wire jack, can insert the inlet wire cap, then promotes the inlet wire cap and passes awl cylindric pressure cover.

Preferably, the opening of inlet wire cap is the tubaeform structure of outside expansion, thereby tubaeform structure be elastic material be convenient for with the mesopore inner wall of awl cylindric pressure sleeve carries out elasticity tight fit.

Preferably, the inner side surface of the wedge-shaped pressing sheet is provided with anti-slip lines for increasing friction force.

Preferably, the device body is of a split structure and is formed by detachably and fixedly connecting at least two device split bodies, and each device split body is provided with one wire jack.

Preferably, the joint of the two device split bodies is also provided with a positioning pin which penetrates through the two device split bodies simultaneously, and the positioning pin vertically penetrates through the axis of the wire jack.

Preferably, the device body comprises two device components of a whole that can function independently, and two device components of a whole that can function independently coaxial setting pass through threaded connection, and the wire jack of two device bodies is linked together and the port orientation is opposite.

Preferably, be equipped with on the insulating casing and supply wire male inlet, the inlet with the port position of wire jack is corresponding, and insulating casing still includes the locking wire cap that corresponds the inlet, the port department of inlet is equipped with the awl cylindric grid cover that inwards draws in, is equipped with the sealed gum cover in the awl cylindric grid cover, is equipped with corresponding awl cylindric locking end on the locking wire cap, and the locking wire cap of screwing can compress tightly the awl cylindric grid cover inwards and draw in through awl cylindric locking end, and then compresses tightly the sealed gum cover in order to realize sealedly on the insulating crust of wire.

When in use, a plurality of leads which need to be conductively connected are directly inserted into one lead jack respectively, the end heads of the leads push against the small-diameter end of the cone-shaped pressing sleeve, the space is gradually enlarged along with the movement of the cone-shaped pressing sleeve to the inside of the lead jack until the end heads of the leads can pass through the middle hole of the cone-shaped pressing sleeve, the cone-shaped pressing sleeve is under the action force of the compression spring and the guide of the cone-shaped inner cavity, each wedge-shaped pressing sheet is tightly attached between the outer side of the lead and the conical cylinder-shaped inner cavity, so that each lead is in conductive connection with the device body through the wedge-shaped pressing sheet, the overcurrent area is large, when the lead is subjected to outward pulling force, the lead can drive the conical cylindrical pressing sleeve to move towards the small-diameter end of the conical cylindrical inner cavity, so that each wedge-shaped pressing sheet of the conical cylindrical pressing sleeve can be tightly held outside the lead, the wire is locked, so that the wire cannot be loosened from the device body even if the wire is subjected to large pulling force. After the wire is inserted, the insulating shell is locked on the insulating sheath of the wire through the wire locking cap, and two ends of the insulating shell are sealed.

The utility model has the advantages that: the method has the advantages that the operation is convenient, the connection of the leads is firm and not easy to loosen, and the conductive overcurrent area among the leads is large; secondly, the wire inlet cap is arranged, and the opening of the wire inlet cap is of an outward expanding horn-shaped structure, so that the wire can be guided when being inserted into the middle hole of the conical cylindrical pressing sleeve, the conical cylindrical pressing sleeve can be pushed to move and be expanded, and the wire can be inserted more conveniently; the device body is arranged to be a split structure, so that the whole wire connecting device is convenient to manufacture and assemble; the positioning pin is arranged, so that the firmness of split connection of the devices can be improved, and the positioning pin is positioned at the tail end of the wire insertion hole and vertically penetrates through the axis of the wire insertion hole, so that the limiting effect can be achieved in the wire insertion process; the wire locking cap is arranged at the wire inlet of the insulating shell, so that the space between the insulating shell and the wire insulating sheath can be quickly and effectively sealed, and the firm degree of wire connection can be further increased.

Drawings

Fig. 1 is a schematic structural view of the force-bearing type high-overcurrent quick wire connection device of the present invention;

fig. 2 is a schematic view of the force-bearing type high-overcurrent quick lead connecting device of the present invention in an exploded structure;

fig. 3 is the internal structure diagram of the force-bearing type high-overcurrent quick conductor connecting device in the use state.

Fig. 4 is a schematic structural view of the conical pressure sleeve of the force-bearing type high-overcurrent quick conductor connecting device of the present invention.

The device comprises a device body 1, a device split body 11, a lead jack 12, a conical cylinder-shaped inner cavity 121, a positioning pin 13, an insulating shell 2, a lead inlet 21, a conical cylinder-shaped grid sleeve 211, a lead locking cap 22, a conical cylinder-shaped locking end 221, a sealing rubber sleeve 23, a conical cylinder-shaped pressing sleeve 3, a wedge-shaped pressing sheet 31, anti-skidding lines 311, an elastic ferrule 32, a packing spring 4, a lead inlet cap 5, a horn-shaped structure 51, a lead 6 and an insulating sheath 61.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, and merely illustrate the basic structure of the present application in a schematic manner, and therefore show only the structures related to the present application.

In the description of the present application, it is to be understood that the terms "front", "back", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. In the description of the present application, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1-4, the force-bearing type high-overcurrent quick conductor connecting device comprises a device body 1 made of metal, and cover insulating housing 2 outside device body 1, be equipped with two wire jack 12 on the device body 1, the inner chamber of wire jack 12 is awl cylindric inner chamber 121 and the port of wire jack 12 is the path end of awl cylindric inner chamber 121, the awl cylindric inner chamber 121 of each wire jack 12 is coaxial respectively and embeds a movable awl cylindric pressure cover 3, awl cylindric pressure cover 3 is unanimous with awl cylindric inner chamber 121 direction, awl cylindric pressure cover 3 is enclosed by four wedge preforming 31 of metal material and forms, each wedge preforming 31 is in the same place through the receipts of elasticity lasso 32, the medial surface of wedge preforming 31 is equipped with the anti-skidding line 311 that is used for increasing frictional force, still be equipped with packing spring 4 in the wire jack 12, packing spring 4 butt awl cylindric pressure cover 3 and exert the effort towards the port direction that corresponds wire jack 12 to awl cylindric pressure cover 3.

The mesopore of cover 3 is pressed to awl cylindric sets up inlet wire cap 5 of an activity, inlet wire cap 5's opening is towards the port of wire jack 12, inlet wire cap 5's opening is the tubaeform structure 51 of outside expansion, thereby tubaeform structure 51 is the elastic material be convenient for press the mesopore inner wall of cover 3 with awl cylindric to carry out elasticity tight fit, inlet wire cap 5's initial position is located the port department of the mesopore of cover 3 is pressed to awl cylindric, when the wire was inserted from wire jack 12, inlet wire cap 5 can be inserted, then promote inlet wire cap 5 and pass awl cylindric and press cover 3. In other embodiments, the small-diameter end port of the conical-cylindrical pressing sleeve 3 can also be designed into an outward-turned trumpet-shaped structure to facilitate the insertion of the lead.

The device body 1 comprises two device split bodies 11, the two device split bodies 11 are coaxially arranged and are connected through threads, the wire insertion holes 12 of the two device body 1 are communicated, the direction of the end openings of the two device split bodies is opposite, the threaded connection positions of the two device split bodies 11 are further provided with positioning pins 13 which penetrate through the two device split bodies 11 simultaneously, and the positioning pins 13 vertically penetrate through the axes of the wire insertion holes 12.

The insulating shell 2 is provided with a wire inlet 21 for inserting a wire, the wire inlet 21 corresponds to the port position of the wire insertion hole 12, the insulating shell 2 further comprises a wire locking cap 22 corresponding to the wire inlet 21, the port position of the wire inlet 21 is provided with a conical grid sleeve 211 folded inwards, a sealing rubber sleeve 23 is arranged in the conical grid sleeve 211, the wire locking cap 22 is provided with a corresponding conical locking end 221, and the wire locking cap 22 is screwed to press the conical grid sleeve 211 to be folded inwards through the conical locking end 221 so as to tightly press the sealing rubber sleeve 23 on the insulating outer skin 61 of the wire 6 to realize sealing; in this embodiment, the insulating housing 2 is an injection molded integrated structure, and in other embodiments, the insulating housing 2 may also be a split structure of a tandem type or a butt type.

When the device is used, two wires 6 which need to be in conductive connection are directly inserted into one wire insertion hole 12 respectively, the ends of the wires 6 are inserted into the wire inlet cap 5 and pushed forwards to abut against the small diameter end of the conical cylindrical pressing sleeve 3, the space is gradually increased along with the movement of the conical cylindrical pressing sleeve 3 towards the inside of the wire insertion hole 12, each wedge-shaped pressing sheet 31 can be expanded outwards in the radial direction under the opening action of the wire inlet cap until the ends of the wires 6 can push the wire inlet cap 5 to pass through the middle hole of the conical cylindrical pressing sleeve 3, each wedge-shaped pressing sheet 31 of the conical cylindrical pressing sleeve 3 can be tightly attached between the outer side of each wire 6 and the conical cylindrical inner cavity 121 under the action force of the pressing spring 4 and the guide of the conical cylindrical inner cavity 121, so that each wire 6 is in conductive connection with the device body 1 through the wedge-shaped pressing sheet 31, the overcurrent area is large, when the wires 6 are subjected to outward tensile force, the wires 6 can drive the conical cylindrical, therefore, each wedge-shaped pressing piece 31 of the conical barrel-shaped pressing sleeve 3 can be tightly held outside the lead 6 to play a locking role on the lead 6, so that the lead 6 cannot be loosened from the device body 1 even if being subjected to a large pulling force. After the lead wire 6 is inserted, the insulating housing 2 is locked to the insulating sheath 61 of the lead wire 6 by the locking cap 22, and both ends of the insulating housing 2 are sealed.

The utility model has the advantages that: the method has the advantages that the operation is convenient, the connection of the leads is firm and not easy to loosen, and the conductive overcurrent area among the leads is large; secondly, the wire inlet cap 5 is arranged, and the opening of the wire inlet cap 5 is of a flared structure 51 which expands outwards, so that the wire can be guided when being inserted into the middle hole of the conical cylindrical pressing sleeve 3, the conical cylindrical pressing sleeve 3 can be pushed to move and be expanded, and the wire can be inserted more conveniently; the device body 1 is arranged to be a split structure, so that the whole wire connecting device is convenient to manufacture and assemble; the positioning pin 13 is arranged, so that the connection firmness of the split bodies 11 of the devices can be improved, and the positioning pin 13 is positioned at the tail end of the lead jack 12 and vertically penetrates through the axis of the lead jack 12, so that the limiting effect can be achieved in the lead inserting process; through arranging the wire locking cap 22 at the wire inlet 21 of the insulating shell 2, the space between the insulating shell 2 and the insulating sheath 61 of the lead 6 can be quickly and effectively sealed, and the firm degree of lead connection can be further increased.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (8)

1. Bearing type high-overcurrent quick conductor connecting device is characterized by comprising a device body made of hard conductive materials and an insulating shell covering the outside of the device body, wherein at least two conductor jacks are arranged on the device body, the inner cavities of the conductor jacks are cone-shaped inner cavities, the ports of the conductor jacks are small-diameter ends of the cone-shaped inner cavities, the cone-shaped inner cavities of the conductor jacks are respectively and coaxially internally provided with a movable cone-shaped pressing sleeve, the directions of the cone-shaped pressing sleeves and the cone-shaped inner cavities are consistent, the cone-shaped pressing sleeves are formed by enclosing a plurality of wedge-shaped pressing sheets made of the hard conductive materials, the wedge-shaped pressing sheets are bundled together through an elastic ferrule, a compression spring is further arranged in each conductor jack, and the compression spring is abutted against the cone-shaped pressing sleeves and applies acting force towards the direction of the ports corresponding to the conductor jacks to the cone-shaped pressing.

2. The force-bearing high-overcurrent quick conductor connecting device as claimed in claim 1, wherein the middle hole of the conical cylindrical pressing sleeve is provided with a movable incoming line cap, the opening of the incoming line cap faces the port of the conductor jack, the incoming line cap is made of elastic material and can be elastically tightly fitted with the inner wall of the middle hole of the conical cylindrical pressing sleeve, the initial position of the incoming line cap is located at the port of the middle hole of the conical cylindrical pressing sleeve, when a conductor is inserted from the conductor jack, the incoming line cap can be inserted, and then the incoming line cap is pushed to pass through the conical cylindrical pressing sleeve.

3. The force-bearing type high-overcurrent quick conductor connecting device as claimed in claim 2, wherein the opening of the inlet wire cap is of an outwardly-expanded trumpet-shaped structure, and the trumpet-shaped structure is made of an elastic material so as to be elastically and tightly fitted with the inner wall of the middle hole of the conical cylindrical pressing sleeve.

4. The force-bearing high-overcurrent quick-wire connecting device as claimed in claim 1, wherein the inner side of the wedge-shaped pressing piece is provided with anti-slip threads for increasing friction force.

5. The force-bearing high-overcurrent quick conductor connecting device as claimed in claim 1, wherein the device body is of a split structure and is formed by detachably and fixedly connecting at least two device split bodies, and each device split body is provided with one conductor jack.

6. The force-bearing high-overcurrent quick conductor connecting device as claimed in claim 5, wherein a positioning pin penetrating through the two device split bodies simultaneously is further arranged at the joint of the two device split bodies, and the positioning pin vertically penetrates through the axis of the conductor insertion hole.

7. The force-bearing high-overcurrent quick conductor connecting device as claimed in claim 5, wherein the device body comprises two device split bodies, the two device split bodies are coaxially arranged and connected through threads, the conductor jacks of the two device bodies are communicated, and the ports face in opposite directions.

8. The force-bearing high-overcurrent quick conductor connecting device as claimed in claim 1, wherein the insulating housing is provided with a wire inlet into which a conductor is inserted, the wire inlet corresponds to a port of the conductor jack, the insulating housing further comprises a locking cap corresponding to the wire inlet, a tapered cylindrical grid sleeve folded inwards is arranged at the port of the wire inlet, a sealing rubber sleeve is arranged in the tapered cylindrical grid sleeve, a corresponding tapered cylindrical locking end is arranged on the locking cap, and the locking cap can press the tapered cylindrical grid sleeve to fold inwards through the tapered cylindrical locking end so as to press the sealing rubber sleeve against an insulating sheath of the conductor to realize sealing.

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