CN2120918U

CN2120918U - Lock-making connecting terminal

Info

Publication number: CN2120918U
Application number: CN 92209298
Authority: CN
Inventors: 吴遵功
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-05-04
Filing date: 1992-05-04
Publication date: 1992-11-04

Abstract

The utility model relates to a lock-making wire connecting terminal, which is used for connecting the conducting wires, electric cables or steel cable ropes. The lock-making wire connecting terminal is composed of an inner connecting casing tube 1, fastening rings 3, an outer connecting casing tube 2 or a lock-making nut 8, wherein, a rabbet 4 is opened on the inner connecting casing tube 1 or the fastening ring 3; the interface portions of the two ends of the inner connecting casing tube 1 are respectively sheathed with the fastening rings 3; the outer connecting casing tube 2 or the lock-making nut 8 is sheathed or screwed with the interface portions of the two ends of the inner connecting casing tube 1. The utility model has the outstanding advantages of firm connection, simple and easy operation, uneasy damage of connected work pieces, materials of equipment saving, enhanced work efficiency, easy manufacture and low cost.

Description

Lock-making connecting terminal

The utility model relates to electricity and mechanical engineering technical field, specifically a kind of lockmaking tenminal block that is used to connect lead, cable and wirerope rope.

Existing lead, cable are connected with the wirerope rope, generally all adopt welding to be connected with the coupling of bolt and so on, need special equipment, instrument and condition when adopting welding, adopt coupling then often to cause lead, cable or electrical apparatus element damage slight crack, and take a lot of work, time-consuming, the cost height, investment is big.

It is reliable that the purpose of this utility model provides a kind of connection, easy and simple to handle, simple in structure, do not damage being connected device, and make lockmaking tenminal block easy, with low cost.

The utility model is to be made of interior adapter sleeve, fastening ring, outer adapter sleeve or lockmaking nut.Have notch on interior adapter sleeve or the fastening ring, at the two ends of interior adapter sleeve jointing socket fastening ring respectively, outer adapter sleeve or lockmaking nut are in the jointing socket of interior adapter sleeve two ends or spin.

When outer adapter sleeve during in the jointing socket of interior adapter sleeve two ends, outer adapter sleeve internal fixation is provided with the lockmaking hook, at outer sleeve one end that is connected with interior adapter sleeve reverse seam circle is arranged.

The utility model structure is very simple, as long as connected lead or cable, wirerope rope are inserted outwards pulling in the interior adapter sleeve at two ends or the fastening ring respectively, can form firm connection.Wherein, when adopting adapter sleeve and lockmaking nut to spin structural type, the connection of more suitable cable, wirerope rope, it is easy to operation, do not damage and be connected workpiece, adopt being connected of welding and other coupling form, more save equipment, material, and reduced construction sequence, save man-hour, improved efficient, and made easily, with low cost.

Further specify below in conjunction with several embodiment's accompanying drawings of the present utility model.

Fig. 1: the utility model embodiment 1 is the structural representation of an end wherein;

Fig. 2: adapter sleeve interface end structural representation among the embodiment 1;

Fig. 3: the A-A sectional view among Fig. 2;

Fig. 4: embodiment's 1 China and foreign countries' adapter sleeve structural representation;

Fig. 5: fastening ring schematic representation among the embodiment 1;

Fig. 6: embodiment's 1 lockmaking wiring schematic diagram;

Fig. 7: the utility model embodiment 2 is the structural representation of an end wherein;

Fig. 8: the lockmaking nut schematic representation among the embodiment 2;

Fig. 9: the fastening ring schematic representation among the embodiment 2;

Figure 10: the B-B sectional view among Fig. 9;

Figure 11: embodiment's 2 lockmaking wiring schematic diagrams;

Figure 12: the lockmaking connection and the structural representation of an end among the utility model embodiment 3.

Be a tenminal block among the utility model embodiment 1 as shown in Figure 1, form by interior adapter sleeve 1, outer adapter sleeve 2, fastening ring 3, have notch 4(on the interface end of interior adapter sleeve 1 referring to Fig. 2, Fig. 3), the front end of outer adapter sleeve 2 has reverse seam circle 5, be provided with lockmaking hook 6(in the outer adapter sleeve 2 referring to Fig. 4), the internal diameter of outer adapter sleeve 2 is big slightly than adapter sleeve 1 external diameter, the diameter of reverse seam circle 5 matches with the external diameter of interior adapter sleeve 1, and interior adapter sleeve 1 is identical with the internal diameter of outer adapter sleeve 2 interface end; Fastening ring 3(is referring to Fig. 5) internal diameter match with the external diameter of interior adapter sleeve 1, and its external diameter matches with the internal diameter of outer adapter sleeve 2; The interface end of interior adapter sleeve 1 and outer adapter sleeve 2 have the relative socket of an end of reverse seam circle 5, in fastening ring 3 is socketed on the interface end of adapter sleeve 1.Another tenminal block of adapter sleeve 1 has identical structure and is connected in the present embodiment.

Shown in Figure 6 is the utility model embodiment 1 lockmaking wiring schematic diagram, the two ends that are connected lead 7 are plugged in respectively in the tenminal block at embodiment 1 two ends, dotted line is represented the position of not lockmaking status means among the figure, and solid line is after pulling is connected lead 7, the position of member in the lockmaking state.

Embodiment 2:

As shown in Figure 7, it and embodiment's 1 structure is basic identical, and different is: there is screw thread in the outside of the interface end of interior adapter sleeve 1, and does not have slotted opening and latch hook is not set; Lockmaking nut 8 in the present embodiment has replaced the outer adapter sleeve 2 among the embodiment 1, the structure of lockmaking nut 8 as shown in Figure 8, its inboard is stepped, there are connecting thread and internal diameter to match on the inwall of its interface end with the outside screw of interior adapter sleeve 1, the other end internal diameter of interface matches with the external diameter that is connected lead, move back groove circle 9 in the middle of it, the external diameter of the interior adapter sleeve 1 of internal diameter that moves back groove circle 9 is big slightly; Have notch 4 on the fastening ring 3, when its notch 4 was open configuration, interior adapter sleeve 1 internal diameter of its external diameter was big slightly, and when its notch 4 was closed, its external diameter equated or close (referring to Fig. 9, Figure 10) with interior adapter sleeve 1 internal diameter; In fastening ring 3 one ends insert in the interface end of adapter sleeve 1, in lockmaking nut 8 is screwed on the adapter sleeve 1, the other end of interior adapter sleeve 1 has identical fastening ring 3 with lockmaking nut 8 and be connected.When using present embodiment, the line that is connected according to different-diameter, selection has the interior adapter sleeve of identical or close internal diameter, to be connected the line two ends inserts respectively in the fastening ring 3, screw lockmaking nut 8, fastening ring 3 is under lockmaking nut 8 pressure, and its notch 4 closures are connected line lockmaking in tenminal block thereby oppress.Shown in Figure 8 is the utility model embodiment 2 lockmaking connection states, and its dotted portion is the position of member in the lockmaking state terminal not.

Embodiment 3:

Shown in Figure 12 is another structural type of the present utility model, Figure 12 has only illustrated a wherein end, the other end structure is identical, it is on embodiment 2 basis, set up one deck by outer adapter sleeve 10, the tenminal block that outer lockmaking nut 11 and fastening ring 12 constitute, outer adapter sleeve 10, interior adapter sleeve 1 among the structure of outer lockmaking nut 11 and fastening ring 12 and combining form thereof and the embodiment 2, lockmaking nut 8, fastening ring 3 is identical, combining form between them is, interior lockmaking nut 8 internal diameters of its external diameter were big slightly when the notch on the fastening ring 12 opened, interior lockmaking nut 8 internal diameters were identical or close when notch was closed, the internal diameter of outer adapter sleeve 10 matches with the external diameter of interior adapter sleeve 1, outer lockmaking nut 11 cooperates with outer adapter sleeve 10 and spins, the interface end of lockmaking nut 8 in fastening ring 12 inserts, on the adapter sleeve 1, outer lockmaking nut 11 was screwed on the outer adapter sleeve 10 in outer adapter sleeve 10 was socketed in.During use, be connected line 7 two ends and insert respectively in fastening

ring

12 and 3,, make notch pressurized closure on fastening

ring

12 and 3, be connected line 7 lockmaking and be connected in the terminal thereby make by screwing

lockmaking nut

8 and 11.

According to the utility model embodiment 2 and embodiment 3, can also increase outer adapter sleeve like this, fastening ring and lockmaking nut are connected the soundness and the reliability of line with increase, as long as but having the structural type of

embodiment

2 and 3, the lockmaking that is connected line connects general just very solid and reliable.

The utility model uses by actual, and embodiment 1 is specially adapted to interior circuit and is connected with the electric closet conductor mounting, and its connection is very firm, and project progress raising 2-3 doubly, and reduces work hours more than 5

times.Embodiment

2 and 3 is specially adapted to being connected of cable, wire rope, firm and reliable connection, and it is big to bear pulling force.They all have with low cost, easy and simple to handle, do not damage the outstanding advantage that is connected workpiece.

Claims

1, a kind of lockmaking tenminal block, it is characterized in that constituting by interior adapter sleeve 1, fastening ring 3, outer adapter sleeve 2 or lockmaking nut 8, have notch 4 on interior adapter sleeve 1 or the fastening ring 3, at the two ends of interior adapter sleeve 1 jointing socket fastening ring 3 respectively, outer adapter sleeve 2 or lockmaking nut 8 are in interior adapter sleeve 1 two ends jointing socket or spin;

2, according to the described tenminal block of claim 1, it is characterized in that being provided with lockmaking hook 6 in outer adapter sleeve 2 internal fixation of interior adapter sleeve 1 two ends jointing socket, reverse seam circle 5 is arranged at an end of the outer adapter sleeve 2 that is connected with interior adapter sleeve 1 by outer adapter sleeve 2;

3, according to the described tenminal block of claim 1, it is characterized in that being externally connected with outer adapter sleeve 10, lockmaking nut 11 and fastening ring 12 by the splicing ear that interior adapter sleeve 1, fastening ring 3, lockmaking nut 8 constitute, fastening ring 12 is plugged in an end of lockmaking nut 8, the outside of adapter sleeve 1 and lockmaking nut 8 in outer lockmaking nut 11 and outer connecting pipe 10 are rotatably connected in.