CN212485586U - Force-bearing type high-overcurrent quick conductor connecting device with branching function - 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 with branching function, which comprises a T-shaped device body and an insulating shell covering the outside of the T-shaped device body, wherein three end parts of the T-shaped device body are respectively provided with a conductor jack, the inner cavity of the conductor jack is a conical inner cavity with a small diameter end facing outwards, a conical pressing sleeve is arranged in the conical inner cavity and is formed by enclosing a plurality of wedge-shaped pressing sheets and is bundled together through an elastic ferrule, a packing spring is also arranged in the conductor jack, and the packing spring applies acting force towards the direction of the port of the conductor jack to the conical pressing sleeve; the utility model discloses can realize the quick electrically conductive connection between the wire, and can also realize that the branch line is connected with the quick electricity conduction of wire, the simple operation, firm in connection is difficult for the pine to take off, and electrically conductive overcurrent area is big, and is safe waterproof, overall structure simple compactness moreover, convenient assembling, branch line and wire can not the mutual interference, the operation of being convenient for.

Description

Force-bearing type high-overcurrent quick conductor connecting device with branching function

Technical Field

The utility model relates to an electric power tool field specifically is a high quick wire connecting device that overflows of load type with branch function.

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 aims to provide a high quick wire connecting device that flows of load type with branch function can realize the quick electrically conductive connection between the wire, and can also realize the quick electrically conductive connection of branch line and wire, the simple operation, firm in connection is difficult for taking off, it is big to electrically conduct the overcurrent area, safe waterproof, T type device body overall structure is simple compact moreover, convenient assembling, branch line and wire can not the mutual interference, the operation of being convenient for.

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

the utility model provides a high quick wire connecting device that flows of load type with branch function, including the T type device body of a conductive material, and cover the insulating casing outside T type device body, three end punishment of T type device body is equipped with the wire jack respectively, the inner chamber of wire jack is the path end that the port of awl cylindric inner chamber and wire jack is the awl cylindric inner chamber, 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 conductive material and forms, each wedge preforming is in the same place through the shrink of elastic ferrule, still be equipped with in the wire jack and compel tight spring, compel tight spring butt awl cylindric pressure cover and exert the effort towards 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 T-shaped device body is of a split structure and is formed by detachably and fixedly connecting three connecting sub-cylinders.

Preferably, the joint of at least one of the connecting sub-barrels is also provided with a positioning pin which simultaneously penetrates through the two corresponding connecting sub-barrels, and the positioning pin vertically penetrates through the axis of the corresponding wire jack.

Preferably, be equipped with on the insulating casing and supply wire male three inlet, three inlet and three the port position one-to-one of wire jack, insulating casing still is including 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 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 sealed gum cover in order to realize sealedly on the insulating crust of wire.

When in use, the wires (or branch wires) which need to be conductively connected are directly inserted into one wire insertion hole respectively, the wire end head pushes 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 inner part of the wire insertion hole until the wire end head 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 T-shaped 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 locking effect is generated on the lead, so that the lead cannot be loosened from the T-shaped device body even if the lead 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 T-shaped device body has the advantages that the quick conductive connection between the wires can be realized, the quick conductive connection between the branch line and the wires can also be realized, the operation is convenient, the connection is firm and not easy to loosen, the conductive overcurrent area is large, the T-shaped device body is safe and waterproof, the integral structure is simple and compact, the assembly is convenient, the branch line and the wires cannot interfere with each other, and the operation is convenient; 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 T-shaped device body is arranged to be of a split structure, so that the whole lead connecting device is convenient to manufacture and assemble; the positioning pin is arranged, so that the connection firmness of each connecting sub-cylinder 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 conductor connecting device with a branching function of the present invention;

fig. 2 is a schematic structural view of the force-bearing type high-overcurrent quick conductor connecting device with a branch function in a use state;

fig. 3 is a schematic view of the internal structure of the force-bearing type high-overcurrent quick conductor connecting device with branch function in use state;

fig. 4 is a schematic structural view of a conical cylindrical pressing sleeve of the force-bearing type high-overcurrent quick conductor connecting device with a branching function of the present invention;

fig. 5 is a schematic structural diagram of the inlet wire cap of the force-bearing type high-overcurrent quick conductor connection device with branching function of the present invention.

The T-shaped device comprises a T-shaped device body 1, a connecting sub-cylinder 11, a conical cylindrical inner cavity 121, a positioning pin 13, an insulating shell 2, a wire inlet 21, a conical cylindrical grid sleeve 211, a wire locking cap 22, a conical cylindrical locking end 221, a sealing rubber sleeve 23, a conical cylindrical pressing sleeve 3, a wedge-shaped pressing sheet 31, anti-skidding threads 311, an elastic ferrule 32, a packing spring 4, a wire inlet cap 5, a horn-shaped structure 51, a main guide wire 6, an insulating outer skin 61 and a branch wire 7.

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. 1-5, a force-bearing type high-current fast conductor connecting device with branching function comprises a T-shaped device body 1 made of conductive metal and an insulating housing 2 covering the T-shaped device body 1, three ends of the T-shaped device body 1 are respectively provided with a conductor jack, an inner cavity of the conductor jack is a conical inner cavity 121, a port of the conductor jack is a small diameter end of the conical inner cavity 121, a movable conical inner cavity 121 of each conductor jack is respectively and coaxially internally provided with a movable conical pressing sleeve 3, the conical pressing sleeve 3 and the conical inner cavity 121 are in the same direction, the conical pressing sleeve 3 is formed by surrounding four wedge-shaped pressing sheets 31 made of metal, each wedge-shaped pressing sheet 31 is bundled together through an elastic ferrule 32, the inner side surface of the wedge-shaped pressing sheet 31 is provided with an anti-slip thread 311 for increasing friction force, and a compression spring 4 is further arranged in the conductor jack, the urging spring 4 abuts against the tapered cylindrical pressing sleeve 3 and applies an acting force toward the port direction of the corresponding wire insertion hole to the tapered cylindrical pressing sleeve 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, 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 the wire jack, can insert inlet wire cap 5, 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.

T type device body 1 includes that three connects and divides a section of thick bamboo 11, and three connection divides a section of thick bamboo 11 to pass through threaded connection fixed together and be T type structure, and wherein two threaded connection departments of connecting branch section of thick bamboo 11 of same direction still are equipped with and run through these two locating pins 13 of connecting branch section of thick bamboo 11 simultaneously, and locating pin 13 passes the axle center that corresponds the wire jack perpendicularly.

The insulation shell 2 is provided with three wire inlets 21 for inserting the main conductor 6 (or branch wires), the three wire inlets 21 correspond to the port positions of the three wire jacks one by one, the insulation shell 2 further comprises a wire locking cap 22 corresponding to the wire inlets 21, the port position of the wire inlet 21 is provided with a conical cylindrical grid sleeve 211 which is folded inwards, a sealing rubber sleeve 23 is arranged in the conical cylindrical grid sleeve 211, the wire locking cap 22 is provided with a corresponding conical cylindrical locking end 221, the wire locking cap 22 can press the conical cylindrical grid sleeve 211 to be folded inwards through the conical cylindrical locking end 221, and then the sealing rubber sleeve 23 is tightly pressed on the insulation sheath 61 of the main conductor 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, a main lead 6 (or a branch 7) needing conductive connection is directly inserted into a lead jack respectively, the end of the main lead 6 is inserted into the lead-in cap 5 and pushes forwards against the small diameter end of the conical cylindrical pressing sleeve 3, the space gradually increases along with the movement of the conical cylindrical pressing sleeve 3 to the inside of the lead jack, each wedge-shaped pressing sheet 31 can expand radially outwards under the opening action of the lead-in cap until the end of the main lead 6 can push the lead-in 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 cling between the outer side of the main lead 6 and the conical cylindrical inner cavity 121 under the action of the compression spring 4 and the guide of the conical cylindrical inner cavity 121, so that each main lead 6 is conductively connected with the T-shaped device body 1 through the wedge-shaped pressing sheet 31, the overcurrent area is large, when the pull lead 6 is subjected to the outward, the main lead 6 can drive the conical cylindrical pressing sleeve 3 to move towards the small diameter end of the conical, thereby make each wedge preforming 31 of awl cylindric pressure cover 3 can hug closely in leading the line 6 outside, produce the effect of locking to leading the line 6 to even make leading the line 6 to bear great pulling force and also can not take off from T type device body 1 and take off. After the main conductor 6 is inserted, the insulating housing 2 is locked on the insulating sheath 61 of the main conductor 6 by the wire locking cap 22, and the two ends of the insulating housing 2 are sealed.

The utility model has the advantages that: the T-shaped device body has the advantages that the quick conductive connection between the two main guide wires can be realized, the quick conductive connection between the branch wire and the main guide wire can also be realized, the operation is convenient, the connection is firm and is not easy to loosen, the conductive overcurrent area is large, the T-shaped device body is safe and waterproof, the integral structure is simple and compact, the assembly is convenient, the branch wire and the main guide wire cannot interfere with each other, and the operation is convenient; 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 T-shaped device body 1 is arranged to be of a split structure, so that the whole lead connecting device is convenient to manufacture and assemble; the positioning pin 13 is arranged, so that the connection firmness of the connecting sub-barrels 11 can be improved, and the positioning pin 13 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; through arranging the wire locking cap 22 at the wire inlet 21 of the insulating shell 2, the insulating shell 2 and the insulating sheath of the lead (or the branch wire) can be quickly and effectively sealed, and the firm degree of connection of the lead 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 (7)

1. The utility model provides a high quick wire connecting device that flows of load type with branching function, a serial communication port, including a T type device body of electrically conductive material, and cover the insulating casing outside T type device body, three end punishment of T type device body is equipped with the wire jack respectively, the inner chamber of wire jack is the path end that the port of awl cylindric inner chamber is the awl cylindric inner chamber of awl cylindric inner chamber, 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 electrically conductive material and forms, each wedge preforming is in the same place through the receipts of elasticity lasso, 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.

2. The device as claimed in claim 1, wherein the bore of the conical press sleeve is provided with a movable wire cap, the opening of the wire cap faces the port of the wire insertion hole, the wire cap is made of elastic material so as to be elastically fitted with the inner wall of the bore of the conical press sleeve, the initial position of the wire cap is located at the port of the bore of the conical press sleeve, when a wire is inserted from the wire insertion hole, the wire cap can be inserted, and then the wire cap is pushed to pass through the conical press sleeve.

3. The force-bearing type high-overcurrent quick conductor connecting device with the branching function as claimed in claim 2, wherein the opening of the incoming line cap is of an outwardly-expanded trumpet-shaped structure, and the trumpet-shaped structure is made of an elastic material so as to be in elastic tight fit with the inner wall of the middle hole of the conical-cylinder-shaped pressing sleeve.

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

5. The force-bearing type high-overcurrent quick conductor connecting device with the branching function as claimed in claim 1, wherein the T-shaped device body is of a split structure and is formed by detachably and fixedly connecting three connecting sub-barrels.

6. The force-bearing type high-overcurrent quick conductor connecting device with the branching function as claimed in claim 5, wherein a positioning pin penetrating through two corresponding connecting sub-barrels is further provided at a joint of at least one of the connecting sub-barrels, and the positioning pin vertically penetrates through an axis of the corresponding conductor insertion hole.

7. The force-bearing type high-overcurrent rapid lead connecting device with the branching function as claimed in claim 1, wherein three lead inlets into which leads are inserted are provided on the insulating housing, the three lead inlets correspond to the port positions of the three lead jacks one by one, the insulating housing further comprises a locking cap corresponding to the lead inlets, a tapered cylindrical grid sleeve which is folded inwards is provided at the port position of the lead inlet, a sealing rubber sleeve is provided in the tapered cylindrical grid sleeve, a corresponding tapered cylindrical locking end is provided on the locking cap, and the screwing locking cap can press the tapered cylindrical grid sleeve to be folded inwards through the tapered cylindrical locking end, so that the sealing rubber sleeve is pressed on the insulating sheath of the lead to realize sealing.

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