CN201174429Y

CN201174429Y - Observable locking wire connector

Info

Publication number: CN201174429Y
Application number: CNU2008200697788U
Authority: CN
Inventors: 时珺
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-03-28
Filing date: 2008-03-28
Publication date: 2008-12-31
Anticipated expiration: 2018-03-28

Abstract

The utility model relates to an observable anti-loosing wire connector which effectively solves the problems of the prior wire connecting terminal that the wire connecting position is not observable, is easy to loosen, is not safe and has short service life. To solve the problems, the utility model adopts the technical proposal that the wire connector comprises a housing, a wire connecting jack and a hold-down bolt, wherein the upper end of the hold-down bolt extends out of the housing and is used for fixing the upper part of the hole of the hold-down bolt, the lower part of the hold-down bolt extends into a wire pressing frame, one lateral surface of the wire pressing frame is provided with a lead wire through hole, the other lateral surface of the wire pressing frame is provided with a lead wire connecting piece extending into the wire pressing frame, the lower part of the wire pressing frame is provided with an elastic pressing sheet, the inner wall of the hole of the housing for fixing the hold-down bolt is provided with a chuck inside a groove between two protruding rings of the hold-down bolt, and the upper part of the housing is provided with a lead wire observing hole communicated with the inner end of the wire through hole. The observable anti-loosing wire connector has a novel and unique structure, safe use, long service life, rapid wire connection and high efficiency, and is an innovative improvement on the prior wire connecting terminal.

Description

A kind ofly observe anti-loosening electric wire connecting junction

One, technical field

The utility model relates to electrical equipment, particularly a kind ofly observes anti-loosening electric wire connecting junction.

Two, background technology

Electric wire connecting junction, or it is requisite to claim that binding post is that electrical wire connects, and the quality of electric wire connecting junction directly affects lead wiring quality and safety utilization of electric power, problem of energy saving, and binding post commonly used at present, owing to its structural reason, in use there is following problem:

1, because former terminal cooperates the line ball screw of line ball with pressing line frame, below the shell aperture of fixed screw, so screw position is indeterminate, with the bad crimping of screwdriver; Screw position is owing to below shell aperture, therefore, after conductor compression jointing, carry out the also quite inconvenience of verification of lead; Because screw is below the hole of fixed housing, therefore behind the crimping lead, the cross-over connection between the terminal is very inconvenience also; Because lead is gone into from terminal one side joint, be difficult to situation about from the top view to the lead, inserting;

2, former terminal pressing line frame is when line ball, the pressing line frame bottom directly contacts with lead carries out crimping, be crimped on the lead brace, lead brace and pressing line frame be live conductor stripeds all at the position of line ball, because the hardness of line ball striped is higher, are easy to damage wires after therefore compressing, after particularly lead connects, what lead was slight rocks, and damage will be caused in the wiring position, causes the generation of phenomenons such as loose contact; Because former terminal pressing line frame is when the crimping lead, the direct crimping of pressing line frame and lead, therefore, when temperature Change, because the effect of expanding with heat and contract with cold, particularly the time of temperature reduction, will cause the loosening of contact, cause the generation of loose contact phenomenon, use dangerous, easily produce accident potential, therefore, the innovation of binding post is imperative.

Three, utility model content

At above-mentioned situation, the purpose of the utility model just provides a kind of anti-loosening electric wire connecting junction of observing, effectively existing binding post wiring place of solution can not be observed and be easily loosening, the problem dangerous and useful life is short, the technical scheme of its solution is, include shell and patch jack, hold-down bolt, the top, hole that shell is used for fixing hold-down bolt is stretched out in the hold-down bolt upper end, the hold-down bolt bottom is stretched in the pressing line frame, there is the lead perforation pressing line frame one side, there is the lead brace that stretches into pressing line frame the another side, the flexible compressing tablet in pressing line frame bottom, in the groove on the hole inwall of the bolt that is fixed and clamped of shell between hold-down bolt two bulge loops dop is arranged, shell upper has the lead inspection hole that is connected with through wires hole the inner, the utility model novel structure, uniqueness, safe in utilization, life-span is long, wiring is fast, and the efficient height is the inventive improvements to existing binding post.

Four, description of drawings

Fig. 1 is the utility model three-dimensional structure diagram.

Fig. 2 is a sectional front view of the present utility model.

Fig. 3 is a hold-down bolt stereogram of the present utility model.

Fig. 4 is another example structure of elastic pressuring plate of the present utility model figure.

Five, embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.

Provide by Fig. 1-4, the utility model includes shell and patch jack, hold-down bolt, the top, hole that shell 1 is used for fixing hold-down bolt is stretched out in hold-down bolt 3 upper ends, the hold-down bolt bottom is stretched in the pressing line frame 2, there is lead perforation 5 pressing line frame one side, there is the lead brace 4 that stretches into pressing line frame the another side, the flexible compressing tablet 8 in pressing line frame bottom, in the groove of 12 of hold-down bolt two bulge loops dop 9 is arranged on the hole inwall of the bolt that is fixed and clamped of shell, shell upper has the lead inspection hole 6 that is connected with through wires hole the inner.

In order to guarantee result of use and easy to use, shell upper one side has number groove 7, is used for sign model and numbering are set, and to show the product of distinguishing different size, prevents misuse, guarantees safe in utilization and unnecessary waste;

Said hold-down bolt 3 is that threaded body 10 is arranged at the bottom, the groove 11 that threaded body top has two bulge loops 12 to constitute, precession groove 13 is arranged at its top, is used for hold-down bolt screwed in compressing lead in the screw, and shell 1 is made deltiod body (can with existing insulated terminal shell) by insulating material.Said elastic pressuring plate 8 is dress in addition, also can adopt as shown in Figure 4 integrative-structure or other integrative-structure mode, and its effect is the same with aforesaid elastic pressuring plate, and looking to produce needs to select.

The utlity model has following outstanding feature:

1, the utility model line ball bolt adopts screw-rod structure, and its spiro rod length exceeds terminal shell and is used for solid The hole of the tight bolt of level pressure exceeds the nut part of shell aperture, can use clear, clearly screwdriver spinning Come crimping lead wire (to annotate: can adopt " one " word, " ten " word above the nut, or limit the screwdriver size " one " word etc. or other is multi-form);

2, because screw rod exceeds the hole that shell is used for fixing, therefore behind the good lead of binding post crimping, utilize the screw portion that exceeds shell can be used for testing easily line, school line, sight vane can make wiring convenient, prevent to be pressed on the insulation sheath, guarantee the wiring effect;

3, the terminal shell upper limit is neutralized on the hole of tight bolt spacing dop, and it cooperates with spacing draw-in groove on the screw rod, can control effectively that screw rod is upper and lower to be moved, and is in good crimped status all the time;

4, on the terminal shell of the present utility model lead inspection hole 6 is arranged, by this inspection hole, can observe the wiring situation, make terminal connections convenient, directly perceived, it is bad to avoid connecing pressure, the generation of bad phenomenon such as crimping line skin;

5, this pressing line frame presses the bottom of lead that elastic pressuring plate 8 is housed at it, because the use of elastic pressuring plate 8, no matter how to rock after lead compresses, and the effect of expanding with heat and contract with cold, lead and brace are in good crimped status all the time, have fundamentally stopped to rock or the generation of the phenomenons such as loose contact that cause such as expand with heat and contract with cold because of lead;

6, the elastic pressuring plate of crimping frame bottom can be adorned in addition, also can be made of one structure (as Fig. 4 with pressing line frame, the integrative-structure of pressing line frame cutaway view or other form), form is flexible, and is convenient, prevent that wiring is bad, avoid accident risks, the utility model novel structure has fundamentally solved the deficiency that present terminal exists, have good practicality, can bring outstanding social benefit and economic benefit.

Claims

1, a kind ofly observe anti-loosening electric wire connecting junction, include shell and patch jack, hold-down bolt, it is characterized in that, the top, hole that shell (1) is used for fixing hold-down bolt is stretched out in hold-down bolt (3) upper end, the hold-down bolt bottom is stretched in the pressing line frame (2), there is lead perforation (5) pressing line frame one side, there is the lead brace (4) that stretches into pressing line frame the another side, the flexible compressing tablet in pressing line frame bottom (8), dop (9) is arranged in the groove on the hole inwall of the bolt that is fixed and clamped of shell between hold-down bolt two bulge loops (12), and shell upper has the lead inspection hole (6) that is connected with through wires hole the inner.

2, a kind of anti-loosening electric wire connecting junction of observing according to claim 1 is characterized in that, said shell upper one side has number groove (7).

3, a kind of anti-loosening electric wire connecting junction of observing according to claim 1 is characterized in that, said hold-down bolt (3) is that threaded body (10) is arranged at the bottom, the groove (11) that threaded body top has two bulge loops (12) to constitute, and precession groove (13) is arranged at its top.

4, a kind of anti-loosening electric wire connecting junction of observing according to claim 1 is characterized in that said shell (1) is made the deltiod body by insulating material.