CN2445468Y

CN2445468Y - Wire line inserted groove

Info

Publication number: CN2445468Y
Application number: CN 00251116
Authority: CN
Inventors: 颜裕峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-09-11
Filing date: 2000-09-11
Publication date: 2001-08-29
Anticipated expiration: 2010-09-11

Abstract

The utility model relates to a wire line inserted groove. The main body of the inserted groove is provided with a cover-tilted type cover body and each inserted hole of the inserted groove is respectively inserted with a terminal. A connecting leg of each terminal extends out of the main body of the inserted groove. Each terminal is provided with a barb part which presses and contacts a wire line. A barb of each barb part on each terminal faces to the inner part of each terminal. When the cover body covers the main body of the inserted groove, the cover body can generate a pressing effect on each barb part of each terminal to enable each barb of each barb part to generate a pressing and contacting action on each wire line. Besides, when the cover body presses each barb of each terminal, a counterforce on the cover body can not open the cover body.

Description

Keyseat for wiring displacement

The utility model is a kind of Keyseat for wiring displacement, refers to a kind of cover-lifting type slot especially, and the terminal in it can improve with the pressures touch of terminal line pressing when touching with the contact-making surface of winding displacement, and the reaction of lid can not touch because of pressure the time raise voluntarily, with the raising electric property.Belong to electrical connector.

In surface-mounted integrated circuit mainly with the soft arranging wire connection line, so circuit board 14 is provided with the minimum slot of many volumes and this soft arranging wire plugs together.This slot 12 is provided with a tongue piece formula lid 13, as shown in Figure 1, can present bigger insertion mouth (shown in dotted line) when raising lid 13, inserts for winding displacement 10, covers lid 13 again winding displacement 10 and slot 12 interior terminal 11 pressures are touched, and become the circuit of connection.This commonly uses slot 12 is the pressure that produces by 13 pairs of winding displacements of this lid 10, winding displacement 10 is pressed with terminal 11 touch.

The above-mentioned Keyseat for wiring displacement of commonly using 12 is neutralized this winding displacement 10 by lid 13, this winding displacement 10 is pressed with terminal 11 touch, by formula: pressure=total pressure/total lifting surface area;

Wherein,

Total pressure: when fastening with slot 12, to the summation pressure of winding displacement 10 for lid 13.

Total lifting surface area: the summation area that neutralized by lid 13 for this winding displacement 10.

Pressure: the pressure touch that refers to 11 of winding displacement 10 and terminals.

Since total pressure come from this lid 13 and slot 12 buttons and the time institute produce, if total pressure the drag summation of 10 pairs of lids 13 of winding displacement (that is refer to) when surpassing the fastening power of this lid 13 and slot 12, this lid 13 promptly can get loose.So this total pressure has its limiting value.Therefore also cause such slot 12 can't increase substantially with winding displacement 10 adhesions.

The purpose of this utility model is: a kind of Keyseat for wiring displacement is provided, and this Keyseat for wiring displacement is a cover-lifting type, has a cover-lifting type lid on the slot body, and it mainly neutralizes the structure of terminal by lid, increasing the pressure touch between terminal and winding displacement, and prevents that winding displacement from deviating from; And can do cooperating in shape by face within the lid and terminal, to increase the pressure touch of terminal to winding displacement.

A kind of Keyseat for wiring displacement of the utility model, this Keyseat for wiring displacement is a cover-lifting type, has a cover-lifting type lid on the slot body, and respectively inserts a terminal in each slotting cave of this slot, slot is protruded in the pin system of this terminal, and this is external, and this terminal is provided with and can presses the barb portion that touches with winding displacement.The barb of barb portion is the kenel towards terminal inside on this terminal; This lid is fashionable with the slot body cap, and this lid can produce the barb portion of this terminal and neutralize effect, makes the barb of this barb portion and winding displacement produce the effect of touching of pressing.

Wherein, the contact position of the barb portion of this lid and this terminal system is located at the head of this barb portion, and the pressure of this lid and this terminal barb portion to touch face be an inclined-plane, make this lid covering afterwards suffered reaction force, be center of rotation direction towards this lid.

Wherein, the angle of lid suffered reaction force when covering can increase in right amount.

The utility model has the advantages that: the pressure touch between terminal and winding displacement is big, and mutual pressure is touched effective, and winding displacement is difficult for getting loose in the use, has improved the effect of its electric serviceability greatly.

The utlity model has following accompanying drawing:

Fig. 1 is for commonly using the structural map of cover-lifting type Keyseat for wiring displacement.

Fig. 2 is the outside drawing of the utility model embodiment.

Fig. 3 is the end view of the utility model embodiment.

Fig. 4 is the cutaway view of the utility model embodiment.

Fig. 5 is the stressed analysis diagram of the lid of the utility model embodiment.

Number in the figure is as follows:

10. winding displacement 11. terminals 12. slots

13. lid 14. circuit boards 20. slots

21. insert cave 30. lids, 31. axis of rotation

32. inclined-plane 33. circular arcs, 34. straight lines

40. terminal 41. barb portions 411. barbs

412. head 413. inclined-planes 42. pins

Now lift preferred embodiment and conjunction with figs. is described as follows:

See also Fig. 2, Fig. 3, shown in Figure 4, a kind of Keyseat for wiring displacement of the utility model, this Keyseat for wiring displacement are cover-lifting type, have a lid 30 on slot 20, and respectively insert a terminal 40 in each slotting cave 21 of this slot 20, and the pin 42 of this terminal 40 is to protrude outside the slot 20.This terminal 40 is provided with and can presses the barb portion 41 that touches with winding displacement 10.Wherein, the barb 411 of this terminal 40 is the kenel towards slot 20 inside.This lid 30 is when covering with slot 20, and this lid 30 can produce the barb portion 41 of this terminal 40 and neutralize effect, makes the barb 411 of this barb portion 41 and winding displacement 10 produce the effect of touching of pressing.

When this lid 30 fastens with this slot 20 (this buckling structure is general known structure, and non-the utility model technical characterictic, so do not give unnecessary details), this fastening power produces the effect of neutralizing to the barb portion 41 of this each terminal 40.According to formula: pressure=total pressure/total lifting surface area;

Wherein,

Total pressure: when fastening with slot 20, to the summation pressure of the barb portion 41 of each terminal 40 for lid 30.

Total lifting surface area: the summation area that neutralized by lid 30 for this each terminal 40.

Pressure: the pressure touch that refers to 411 of the barbs of winding displacement 10 and terminal 40.

Therebetween, total pressure system is derived from the fastening power of this lid 30 and slot 20, so after slot 20 completed, its fastening power was definite value.The barb portion 41 of this each terminal 40 and total contact area of this lid 30 little (much smaller than the gross contact area of winding displacement 10 shown in Figure 1) with lid 13, so the pressure touch that each terminal 40 and winding displacement are 10 is promptly bigger, it is good to make mutual pressure touch effect, and winding displacement 10 is difficult for getting loose.

Above-mentioned lid 30 is the head 412 that is located at this barb portion 41 with the contact position of the barb portion 41 of this terminal 40.It is an inclined-plane 413 that the head 412 of these terminal 40 barb portions 41 touches the position with the pressure of lid 30, and this lid 30 also is an inclined-plane 32 with the part that these terminal 40 barb portions 41 heads 412 contact.See also shown in Figure 5ly, it is an inclined-plane 413 that this lid 30 touches face with the pressure of these terminal 40 barb portions 41, and the suffered reaction force of this lid 30, is center of rotation 31 directions towards this lid 30.So this lid 30 can not form the active force that lid 30 is raised covering to neutralize the terminal 40 barb portions suffered reaction force in 41 backs with slot 20.

See also shown in Figure 5, the setting that the pressure of the head 412 of above-mentioned this lid 30 and terminal 40 barb portions 41 is touched inclined-plane 413, system is that one in center of circle work and pressure are touched the contacted circular arc 33 in position with the upset axle center 31 of this lid 30, touch the position in this pressure and make a straight line 34 tangent with circle, the gradient of this straight line 34 is this lid 30 and presses the best inclined-plane 413 that touches with these terminal 40 barb portions 41.Under this kind situation, this lid 30 is when covering with slot 20, and these lid 30 suffered reaction force P systems align the upset axle center 31 of this lid 30, so this reaction force can not form the active force that lid 30 is raised.If the angle θ of the reaction force that this lid 30 is suffered, system is during less than the angle of above-mentioned reaction force towards this lid 30 upset axle center 31, though can after covering, obtain the better effect that covers, but in fact, this lid 30 is when covering with this slot 20, this lid 30 can be touched the upper limb institute backstop of position by the pressure of these terminal 40 barb portions 41, and can't cover and.In like manner, in design for making things convenient for this lid 30 to cover with this slot 20, and consider this terminal 40 strains of barb portion 41 when pressurized, so the angle that can design this lid 30 suffered reaction force when covering is slightly larger than the angle of above-mentioned reaction force P towards these lid 30 upset axle center 31, embodiment as shown in Figure 4.

In sum, a kind of cover-lifting type Keyseat for wiring displacement of the utility model, it neutralizes the structure of terminal 40 with lid 30, to increase the pressure touch of terminal 40 and winding displacement 10; In addition, this lid 30 of mat is pressed with the inclined-plane 413 of terminal 40 barb portions 41 and is touched kenel, makes these lid 30 suffered reaction forces can not form the active force of raising lid 30, both can improve electric property, can prevent that again winding displacement 10 from getting loose.

Claims

1, a kind of Keyseat for wiring displacement has a cover-lifting type lid on its slot body, and respectively inserts a terminal in each slotting cave of this slot, and slot is protruded in the pin system of this terminal, and this is external; This terminal is provided with and can presses the barb portion that touches with winding displacement; It is characterized in that: the barb of barb portion is the kenel towards terminal inside on this terminal; This lid is fashionable with the slot body cap, and this lid can produce the barb portion of this terminal and neutralize effect, makes the barb of this barb portion and winding displacement produce the effect of touching of pressing.

2, a kind of Keyseat for wiring displacement according to claim 1, it is characterized in that: wherein, the contact position system of the barb portion of this lid and this terminal is located at the head of this barb portion, and it is an inclined-plane that the pressure of this lid and this terminal barb portion is touched face, making this lid covering the suffered reaction force in back, is the center of rotation direction towards this lid.

3, a kind of cover-lifting type Keyseat for wiring displacement according to claim 1, it is characterized in that: wherein, the angle of lid suffered reaction force when covering can increase in right amount.