CN217691703U - Connecting terminal - Google Patents

Abstract

The utility model provides a wiring terminal belongs to connector technical field. Binding post is used for connecting first connecting wire and second connecting wire, and binding post includes spliced pole and cylinder terminal, and the one end and the second connecting wire of spliced pole are connected, the other end and cylinder terminal threaded connection, and the one end and the first connecting wire threaded connection of spliced pole are kept away from to the cylinder terminal. The connecting terminal of the utility model can realize the reduction of the production cost by connecting the two connecting wires with the two ends of the connecting column respectively; through set up the cylinder terminal that has internal thread and/or external screw thread on the spliced pole to make first connecting wire pass through cylinder terminal and be connected with the spliced pole, increased the connected mode of binding post and first connecting wire.

Description

Wiring terminal

Technical Field

The utility model relates to a wiring terminal belongs to connector technical field.

Background

At present, in a high-voltage connector or a low-voltage connector, an end head provided with an opening is generally connected to the tail end of a connecting wire, the connecting wire is sleeved on a wiring terminal through the opening, and the end head and the wiring terminal are locked through a nut.

In view of the above, there is a need for an improved terminal to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a binding post to solve current binding post cost higher and the single at least one problem in the connected mode.

In order to achieve the above object, the utility model provides a connecting terminal for connect first connecting wire and second connecting wire, connecting terminal includes spliced pole and cylinder terminal, the one end of spliced pole with second connecting wire is connected, the other end with cylinder terminal threaded connection, the cylinder terminal is kept away from the one end of spliced pole with first connecting wire threaded connection.

As a further improvement of the utility model, the spliced pole includes first link, second link and locating part, first link with cylinder terminal threaded connection, the second link with the second connecting wire is connected, the locating part is located first link with the junction of second link.

As a further improvement of the utility model, the one end of cylinder terminal is equipped with the connecting hole, be formed with the internal thread in the connecting hole, be formed with the external screw thread on the lateral wall of first link, the first link of spliced pole stretches into the connecting hole and with cylinder terminal threaded connection.

As a further improvement of the utility model, the cylinder terminal is kept away from the one end of spliced pole is equipped with the external screw thread, the cylinder terminal still include with external screw thread assorted lock nut, first connecting wire cover is established the outside of external screw thread is passed through lock nut with external screw thread locking cooperation, with fixed connection first connecting wire with the cylinder terminal.

As a further improvement of the utility model, the cylinder terminal is kept away from the one end of spliced pole is equipped with the internal thread, first connecting wire be equipped with internal thread assorted external screw thread, first connecting wire is acceptd in the cylinder terminal and with cylinder terminal threaded connection.

As a further improvement, the second link is equipped with the external screw thread, binding post still includes the nut, the confession has been seted up on the second connecting wire the perforation that the second link passed, the spacing connection of second connecting wire be in the nut with between the locating part.

As a further improvement, the wiring terminal further comprises a cushion block, a spacing hole has been seted up on the cushion block, the spliced pole passes spacing hole makes the locating part with the cushion block butt to realize the spacing connection of cushion block and spliced pole.

As a further improvement, the limiting hole is provided with a limiting step, and the limiting ring is accommodated in the limiting hole and abutted against the limiting step.

As a further improvement of the present invention, the locating part is an annular arrangement.

As a further improvement, the connecting terminal further comprises a sealing ring, the cylindrical terminal is close to the one end of the connecting column is provided with a sealing groove, and at least part of the sealing ring is accommodated in the sealing groove.

The beneficial effects of the utility model are that: the connecting terminal of the utility model can realize the reduction of the production cost by connecting the two connecting wires with the two ends of the connecting column respectively; through set up the cylinder terminal that has internal thread and/or external screw thread on the spliced pole to make first connecting wire pass through the cylinder terminal and be connected with the spliced pole, increased the connected mode of binding post and first connecting wire.

Drawings

Fig. 1 is a perspective view of a connector according to a preferred embodiment of the present invention.

Fig. 2 is another perspective view of the connector of fig. 1.

Fig. 3 is an exploded view of the connector of fig. 1.

Fig. 4 is a cross-sectional view of the connector of fig. 1.

Fig. 5 is an enlarged view of a portion of the connector of fig. 4.

Fig. 6 is a perspective view of the housing and the terminal block of fig. 3.

Fig. 7 is a perspective view of the housing of fig. 6.

Fig. 8 is a perspective view of the ground terminal of fig. 3.

Fig. 9 is a perspective view of the terminal block of fig. 3.

Fig. 10 is an exploded view of the terminal of fig. 9.

Fig. 11 is a perspective view of the connecting column of fig. 10.

Fig. 12 is a perspective view of the spacer of fig. 10.

Fig. 13 is a perspective view of the cylindrical terminal of fig. 10.

Fig. 14 is a perspective view of the cylindrical terminal of fig. 13 according to another embodiment.

FIG. 15 is an enlarged view of a portion of the connecting column and spacer of FIG. 10.

Fig. 16 is a perspective view of the second connecting line in fig. 3.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 7, the present invention discloses a connector 100 mounted on a machine to communicate the inside of the machine with the outside of the machine. Specifically, the connector 100 is used for connecting a first connection wire (not shown) and a second connection wire 5 and connecting a first ground wire (not shown) and a second ground wire 4, and the connector 100 includes a housing 3, a connection terminal 1 and a ground terminal 2, wherein the housing 3 is provided with a through hole 31, an internal ground hole 32 and an external ground hole 33, the connection terminal 1 is accommodated in the through hole 31, one end of the connection terminal 1 is connected to the first connection wire, and the other end is connected to the second connection wire 5, one end of the ground terminal 2 is accommodated in the internal ground hole 32 and connected to the first ground wire, and the other end is accommodated in the external ground hole 33 and connected to the second ground wire 4, so as to connect the internal ground hole 32 and the external ground hole 33, and thus, connection between the inside of the machine and the outside of the machine through the connector 100 is achieved.

For convenience of description, the portion of the connector 100 received in the machine is defined as the inner end, and the portion not received in the machine is defined as the outer end.

A plurality of through holes 31 are formed in the shell 3 and penetrate through the shell 3, namely, the through holes 31 penetrate through the shell 3 to communicate the inner end of the machine with the outer end of the machine; the built-in ground hole 32 is provided at the built-in end of the connector 100; the external ground hole 33 is provided at the external end of the connector 100. Wherein, a plurality of through-hole 31 is seted up side by side on casing 3, and outer ground connection hole 33 sets up side by side with through-hole 31 outside, and the junction of two adjacent through-holes 31 is located to built-in ground connection hole 32, and is concrete, and built-in ground connection hole 32 locates between two adjacent through-holes 31 to reduce connector 100 in the inner volume, improve connector 100's practicality, of course, built-in ground connection hole 32 also can locate in the contained angle of two adjacent through-hole 31 junctions. Preferably, three through holes 31 are provided and arranged side by side, three connecting terminals 1 are provided corresponding to the through holes 31, and one internal grounding hole 32, one external grounding hole 33 and one grounding terminal 2 are provided, but in other embodiments, the number of the through holes 31, the number of the internal grounding holes 32, the number of the external grounding holes 33, the number of the connecting terminals 1 and the number of the grounding terminals 2 may be other, and the number is not limited herein.

The shell 3 is provided with a plurality of accommodating grooves 34, the through hole 31 and the external grounding hole 33 are arranged at one end of the accommodating groove 34, the second connecting wire 5 and the second grounding wire 4 are respectively accommodated in the accommodating groove 34 and respectively arranged corresponding to the through hole 31 and the external grounding hole 33, concretely, the second connecting wire 5 is accommodated in the accommodating groove 34 and detachably connected with the wiring terminal 1 accommodated in the through hole 31, the second grounding wire 4 is accommodated in the accommodating groove 34 and detachably connected with the grounding terminal 2 accommodated in the external grounding hole 33, the first connecting wire extends into the through hole 31 and detachably connected with the wiring terminal 1, the first grounding wire extends into the internal grounding hole 32 and detachably connected with the grounding terminal 2, and connection between the internal end and the external end of the machine is realized.

Referring to fig. 1, 2 and 8, the grounding terminal 2 is bent to connect the in-machine grounding hole 32 and the out-machine grounding hole 33, specifically, at least a portion of the grounding terminal 2 and the housing 3 are molded integrally by injection, that is, when the housing 3 is molded by injection, at least a portion of the grounding terminal 2 is directly placed into a mold, so that the portion of the grounding terminal 2 and the housing 3 are fixedly connected, thereby reducing steps in a production process, simplifying a process and improving production efficiency.

Ground terminal 2 includes connecting piece 21 and connecting portion 22, and connecting piece 21 is the strip setting of buckling to connect quick-witted internal ground hole 32 and machine external ground hole 33, connecting portion 22 locate connecting piece 21 both ends and with connecting piece 21 swing joint, and is concrete, and connecting piece 21 and 3 injection moulding of casing are as an organic whole, and one of them connecting portion 22 is acceptd in quick-witted internal ground hole 32 and can be connected with first earth connection detachable, and another connecting portion 22 is acceptd in machine external ground hole 33 and can be connected with second earth connection 4 detachable.

In the present embodiment, the connection portion 22 accommodated in the in-machine ground hole 32 is a screw, and the connection member 21 is connected to the first ground wire by the screw; the connection portion 22 received in the external ground hole 33 is a stud and a nut, the stud is connected to the connection member 21, and the second ground wire 4 is fixed to the stud by the nut to connect the first ground wire and the second ground wire 4, but the connection portion 22 may be of other types in other embodiments, for example: soldering, and other electrical connection means, and are not limited herein.

Referring to fig. 9 to 16, the connection terminal 1 includes a connection post 11 and a cylindrical terminal 15, one end of the connection post 11 is connected to the second connection line 5, the other end of the connection post is connected to the cylindrical terminal 15, and one end of the cylindrical terminal 15 away from the connection post 11 is connected to the first connection line, wherein the connection post 11 includes a first connection end 112 and a second connection end 113, the first connection end 112 is connected to the cylindrical terminal 15, and the second connection end 113 is connected to the second connection line 5.

Specifically, a connecting hole 151 matched with the first connecting end 112 is formed in the cylindrical terminal 15, so that the first connecting end 112 can be accommodated in the connecting hole 151 to realize connection between the wiring terminal 1 and the cylindrical terminal 15, preferably, an external thread is formed on the outer side wall of the first connecting end 112, and an internal thread is formed in the connecting hole 151 to realize that the first connecting end 112 of the connecting column 11 can extend into the connecting hole 151 and be connected with the cylindrical terminal 15 through a thread.

The one end that spliced pole 11 was kept away from to cylindrical terminal 15 is equipped with the screw thread, and cylindrical terminal 15 and first connecting wire threaded connection, specifically, first connecting wire includes cable 51 and first terminal (not shown), and the one end and the cable 51 of first terminal are connected, and the other end is connected with cylindrical terminal 15 to realize being connected of binding post 1 and first connecting wire.

As an example of the cylindrical terminal, see fig. 13, in this embodiment, an external thread is provided at an end of the cylindrical terminal 15 away from the connection post 11, a locking hole (not shown) is provided at an end of the first terminal away from the cable 51, and an internal thread is provided in the locking hole, the locking hole is opened in the same direction as the extending direction of the cable 51, and an end of the cylindrical terminal 15 is received in the locking hole, and the internal thread and the external thread are engaged with each other, so that the cylindrical terminal 15 and the first terminal are screwed together.

Of course, in other embodiments, the locking hole (not shown) on the first terminal may not have an internal thread, the opening direction of the locking hole is perpendicular to the extending direction of the cable 51, the locking hole penetrates through the first terminal, and the cylindrical terminal 15 further includes a locking nut (not shown), the first terminal is sleeved outside the external thread and is locked and matched with the external thread through the locking nut, so as to fixedly connect the first terminal and the cylindrical terminal 15.

As another embodiment of the cylindrical terminal, see fig. 14, in this embodiment, an external thread may be further provided on the first terminal, a locking hole is provided at an end of the cylindrical terminal 15 'away from the connection post 11, the locking hole is recessed from the end of the cylindrical terminal 15' away from the connection post 11 toward the connection post 11, an internal thread is provided in the locking hole, and the first terminal is received in the locking hole and connected by a thread.

So set up for there are multiple connected mode between cylindrical terminal and the first connecting wire, when first connecting wire damaged, can use the connecting wire of other structures to replace, improved binding post 1's practicality.

The connecting terminal 1 comprises a nut 12, a thread corresponding to the nut 12 is arranged on the second connecting end 113, the second connecting wire 5 comprises a cable 51 and a second end 52 connected with the cable 51, wherein a through hole 53 corresponding to the second connecting end 113 is formed in the second end 52, the opening direction of the through hole 53 is perpendicular to the extending direction of the cable 51, the second connecting wire 5 can be sleeved on the second connecting end 113 through the through hole 53, the second connecting wire 5 is in limited connection between the nut 12 and the limiting part 111, and the second connecting wire 5 is locked on the second connecting end 113 through the nut 12, so that the second connecting wire 5 is detachably connected with the connecting terminal 1. In this embodiment, the second ground wire 4 and the second connecting wire 5 have the same structure, so as to achieve the uniform installation of the external end of the connector 100.

Binding post 1 includes cushion 13, still is equipped with locating part 111 on the spliced pole 11, and is specific, locating part 111 locates the junction of first link 112 and second link 113 and outwards extends from the lateral wall of spliced pole 11, is equipped with spacing hole 132 on the cushion 13, and spliced pole 11 passes spacing hole 132 and makes locating part 111 and cushion 13 butt to realize the spacing connection of cushion 13 and spliced pole 11. Preferably, the limiting member 111 is annularly disposed on the outer sidewall of the connecting column 11, but in other embodiments, the limiting member 111 may also be configured in other shapes, for example: a bump, a semicircular retaining ring, etc., without limitation.

In this embodiment, the limiting step 133 matching with the limiting member 111 is disposed in the limiting hole 132, so that when the cushion block 13 abuts against the limiting member 111, the limiting member 111 can be accommodated in the limiting hole 132 and abuts against the limiting step 133 to limit the position of the cushion block 13 on the connecting column 11, and of course, in other embodiments, the limiting step 133 may not be disposed on the cushion block 13, so that the limiting member 111 directly abuts against the cushion block 13.

The spacer 13 is further provided with a fixing hole (not shown) and a fixing member 131 matching with the fixing hole, specifically, the fixing hole is formed at an edge position of the spacer 13 and penetrates through the spacer 13, and when the terminal 1 is accommodated in the through hole 31, the fixing member 131 penetrates through the fixing hole and is connected with the housing 3, so that the spacer 13 is fixed on the housing 3, and the spacer 13 and the housing 3 are connected.

The terminal 1 further includes a sealing ring 14, specifically, a sealing groove 152 is formed at one end of the cylindrical terminal 15 close to the connecting column, and at least a part of the sealing ring 14 is accommodated in the sealing groove 152.

Referring to fig. 13 in combination with fig. 4 and 5, when the terminal 1 is accommodated in the through hole 31, the sealing ring 14 abuts against the inner side wall of the housing 3 to seal the through hole 31, and the sealing ring 14 seals the connector 100, so that the use of sealant during the production of the connector is avoided, and the production environment of the production workshop of the connector 100 can be improved.

Be equipped with back-off 311 in the through-hole 31, the middle part position of cylindrical terminal 15 still is equipped with hasp piece 153, back-off 311 extends to through-hole 31 is inside from casing 3's inside wall, specific extending direction is for extending from the outer end of machine towards the built-in end, when making cylindrical terminal 15 pass through-hole 31 from the outer end of machine and stretch into the built-in end, back-off 311 can with hasp piece 153 butt, in order to with the spacing butt of cylindrical terminal 15 in through-hole 31, and make sealing washer 14 arrange in between cylindrical terminal 15 and through-hole 31's the inside wall, in order sealed through-hole 31, realize connector 100's waterproof. The first connection end 112 of the connection post 11 sequentially passes through the limiting hole 132 of the spacer 13 and the through hole 31 of the housing 3 and is connected to the cylindrical terminal 15, that is, the cylindrical terminal 15 is connected to the first connection end 112 in the through hole 31 to fix the connection terminal 1 on the housing 3, and the spacer 13 is limited and contained between the limiting part 111 and the housing 3.

The second connection end 113 of the connection post 11 passes through the through hole 53 of the second connection wire 5 and is connected with the nut 12, and the second connection wire 5 and the connection post 11 are locked by the nut 12, so that the detachable connection of the second connection wire 5 and the connection terminal 1 is realized.

To sum up, the connector 100 of the present invention simplifies the production process of the connector 100 by integrally forming part of the ground terminal 2 in the housing 3, and the through hole 31 is perpendicular to the housing 3, so that the production of the connector 100 and the installation of the connecting terminal 1 are both more convenient; the size of the connector 100 at the inner end is reduced by arranging the internal grounding hole 32 at the joint of two adjacent through holes 31; the cylindrical terminal 15 with the internal thread and/or the external thread is arranged on the wiring terminal 1, so that the wiring terminal 1 and the first connection wire have multiple connection modes, the practicability of the connector 100 is improved, and the service life of the connector 100 is prolonged; through set up the sealing washer 14 with casing 3 butt on binding post 1 for binding post 1 can be waterproof with casing 3 equipment back, need not use sealed glue, has improved the production environment in connector 100 workshop.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. The utility model provides a binding post for connect first connecting wire and second connecting wire, its characterized in that: binding post includes spliced pole and cylinder terminal, the one end of spliced pole with the second connecting wire is connected, the other end with cylinder terminal threaded connection, the cylinder terminal is kept away from the one end of spliced pole with first connecting wire threaded connection.

2. The connection terminal according to claim 1, wherein: the connecting column comprises a first connecting end, a second connecting end and a limiting piece, the first connecting end is in threaded connection with the cylindrical terminal, the second connecting end is connected with the second connecting line, and the limiting piece is arranged at the joint of the first connecting end and the second connecting end.

3. The connection terminal according to claim 2, wherein: one end of the cylindrical terminal is provided with a connecting hole, an internal thread is formed in the connecting hole, an external thread is formed on the outer side wall of the first connecting end, and the first connecting end of the connecting column extends into the connecting hole and is in threaded connection with the cylindrical terminal.

4. A terminal according to claim 3, wherein: the cylinder terminal is kept away from the one end of spliced pole is equipped with the external screw thread, the cylinder terminal still include with external screw thread assorted lock nut, first connecting wire cover is established the outside of external screw thread is passed through lock nut with external screw thread locking cooperation, with fixed connection first connecting wire with the cylinder terminal.

5. A terminal according to claim 3, wherein: the one end that the spliced pole was kept away from to the cylinder terminal is equipped with the internal thread, first connecting wire be equipped with internal thread assorted external screw thread, first connecting wire accept in the cylinder terminal and with cylinder terminal threaded connection.

6. The connection terminal according to claim 2, wherein: the second link is equipped with the external screw thread, binding post still includes the nut, set up on the second connecting wire and supply the perforation that the second link passed, the spacing connection of second connecting wire the nut with between the locating part.

7. The connection terminal according to claim 2, wherein: the wiring terminal further comprises a cushion block, a limiting hole is formed in the cushion block, and the connecting column penetrates through the limiting hole and enables the limiting part to be abutted against the cushion block so as to realize limiting connection of the cushion block and the connecting column.

8. The connection terminal according to claim 7, wherein: the limiting hole is internally provided with a limiting step, and the limiting part is accommodated in the limiting hole and is abutted against the limiting step.

9. The connection terminal according to claim 8, wherein: the limiting piece is arranged annularly.

10. The connection terminal according to claim 1, wherein: the connecting terminal further comprises a sealing ring, a sealing groove is formed in one end, close to the connecting column, of the cylindrical terminal, and at least part of the sealing ring is contained in the sealing groove.

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