CN1211838A

CN1211838A - Module socket

Info

Publication number: CN1211838A
Application number: CN97119948A
Authority: CN
Inventors: 正垣善弘; 梅山宽; 中通和男
Original assignee: Matsushita Electric Works Ltd
Current assignee: Panasonic Electric Works Co Ltd
Priority date: 1997-09-12
Filing date: 1997-10-30
Publication date: 1999-03-24
Anticipated expiration: 2017-10-30
Also published as: JPH1186955A; ID21418A; KR100290210B1; TW371808B; KR19990028170A; CN1125510C

Abstract

The invention provides a modular jack, into which a modular plug can be easily inserted. The modular jack has a case and a plurality of inserting blocks composed of a plurality of contact spring. The case A is formed by combination of a cover 20 and a base disk 10. A cover 20 is provided with a projecting table 23 at the center of the front surface thereof. A plug insertion opening 26 is formed between the center of the projecting table 23 and one end having a pair of locking claws 25. A door 3 for opening or closing the plug insertion opening 26 is interposed between the plug insertion opening 26 formed at the cover 20 and a middle frame 40. The door 3 is urged in a closing direction by return springs 39.

Description

Modular jack

The present invention relates to modular jack, especially relates to the modular jack with the housing of constructing equally with embedded Wiring equipment.

Existing this modular jack, be by the lid and bottom dish in conjunction with and forms housing, have the insertion mouth of plug in the front center of this lid, have switching socket door.Around here, door is into

opposite house body

301 and 302 and combines as shown in figure 16.Just door body 302 is arranged at 301 outside, the outside setting operation sheet 303 of door body 301, and when door body 301 was opened, operating sheet 303 bumped and connects a

body

302, and 302 bodies are opened simultaneously.

The housing of above-mentioned existing modular jack, be with lid 20 " than the direction of length direction quadrature on form the switch door; like this; modular jack originally is in order to connect a plurality of module plugs at a place; need two or three modular jacks are installed on the wide-angle type logotype Wiring equipment installing frame because the direction of door switch is identical with the configuration direction of other modular jacks, so; the insertion of module plug is very difficult, inconvenience.

In view of the above-mentioned origin of an incident, the purpose of this invention is to provide the modular jack that is easy to the insert module plug.

In order to achieve the above object, the feature of claim 1 invention is to have the housing that the module plug socket is offered in the front, with the insertion piece of forming by a plurality of contact springs, contact spring contacts with the module plug contact, module plug is fixed on certain position in the housing, insert in the housing by plug and socket, housing offers the lid of plug and socket by the front and the chassis of lid back is formed, simultaneously, two sides are provided with the department of assembly that can be installed on embedded Wiring equipment installing frame, between the back and insertion piece of lid, disposed the switch door of socket, this is at the orthogonal direction of plug and socket and above-mentioned two sides.When the link block socket is installed on installing frame and since the switch direction of door and other modular jacks the direction quadrature is set continuously, so the insertion of module plug has become easily.

The invention of claim 2, be in the invention of claim 1, for connecting at most the size that the aforementioned housing of installing three is equivalent to the embedded Wiring equipment of a normalizated unit size is set at described installing frame, so, the multipotency of above-mentioned installing frame is installed three housings, can also be connected with other Wiring equipments such as socket.

The invention of claim 3 is in the invention of claim 1, described housing forms and is equivalent to and can be connected with the size that three of embedded Wiring equipments three, that be equivalent to the normalizated unit size are installed at most at described installing frame, the socket and the Men Ge that insert piece, plug are provided with two, so, can connect two module plugs, when connecting two module plugs for needs one place, the assembling construction is also easy.

The invention of claim 4 be in claim 1 to the invention of claim 3, the width dimensions that door is designed to the switch direction than be positioned at this switch to the also big univalve door of width dimensions of socket of plug, so compare with original bivalve door, can reduce the cost of door.

The invention of claim 5 is in the invention of claim 1 to 4, the interior resetting device of housing towards the direction reinforcing of closing the door, so, when module plug does not insert and the state that is provided with irrelevant, door is closing, so just can prevent that dust from falling the contact spring, improve the transmission reliability when using.

The invention of claim 6 is that resetting device is made of helical spring in the invention of claim 5, so cost is lower, can reduce the whole cost of modular jack.

The invention of claim 7 is in the invention of claim 6, on the direction of this door switch direction quadrature of Men Zaiyu, protrusion is provided with a pair of spring and props up sheet, two springs prop up to protrude on the sheet and are equiped with the spring base that described helical spring one end embeds, owing to be provided with two helical springs, the switch motion of door is stable.

The invention of claim 8 is in the invention of claim 7, is provided with the pressing plate that prevents the helical spring bending in the back of lid, so can suppress the helical spring bending, makes the switch motion of door stable.

The invention of claim 9 is in the invention of claim 8, adds a pair of helical spring shape between the back side of pressing plate and lid at least, so, can reduce pressing plate quantity, assembling is also than being easier to.

The invention of claim 10 is in the invention of claim 9, and pressing plate is designed to slightly be " コ " shape, so can carry out module is inserted a mouthful unobstructive configuration.

The invention of claim 11 is in the invention of claim 1, housing becomes chamfered edge portion at the rectangular outside periphery quadrangle, this chamfered edge portion has can be installed in the difficulty that front openings has the slightly cylindrical circular embedded box body at the end, so can be installed in front openings there is the end, on the slightly cylindrical circular embedded box body.

The invention of claim 12 is in the invention of claim 1 because the outer peripheral edges of rectangle form four jiaos and are designed to chamfered edge portion, the formation of chamfered edge portion, in front opening, the end, arranged, slightly be on the embedded box body cylindraceous housing be installed; Four jiaos formation can improve the degree of freedom to above-mentioned embedded box body allocation position.

The invention of claim 13 is in the invention of claim 1, owing on the chassis fast connecting terminal is housed, this terminal plate can be when inserting the contacting spring and be electrically connected of piece, can also connect the external cable that inserts by the chassis wiring cable patchhole, snap with electric wire crimp on terminal plate, can be easily and accurately wiring, thus reach the wiring homogeneous, save the purpose of construction.

The invention of claim 14 is in the invention of claim 1, described department of assembly inserts the lock pawl that is located at the location hole on the Wiring equipment installing frame, therefore, can the employing construction method identical with Wiring equipments such as socket, switches construct, for the constructor, construction operation becomes and is easy to.

The invention of claim 15 is in the invention of claim 1, and above-mentioned department of assembly, compares with the invention of claim 14 by preceding sweptback lug boss for outwardly, and the department of assembly is difficult for disassemble, the reliability when improving construction.

The invention of claim 16 is in the invention of claim 13, be provided with tension force at the back on chassis protrusion and eliminate parts, can eliminate and between the back, chassis, seize the tension force that is connected each terminal wires on both sides by the arms, so, even when having external force to act on electric wire, electric wire termination tension force is inoperative in the housing, can stablize the state that is electrically connected of electric wire and terminal like this.

Below accompanying drawing is done simple declaration.

Fig. 1 is the exploded perspective view of embodiment 1.

Fig. 2 is (a) vertical view, (b) left view, (c) right view, (d) rearview, (e) front view.

Fig. 3 is the front view of embodiment 1.

Fig. 4 is the cutaway view of embodiment 1.

Fig. 5 is the exploded perspective view of embodiment 2.

Fig. 6 is exploded view, (a) front view, (b) right view of embodiment 2.

Fig. 7 is for being the exploded perspective view of embodiment 3.

Fig. 8 is the exploded view of embodiment 3: (a) vertical view, (b) front view, (c) right view.

Fig. 9 is the main pseudosection of the part of embodiment 3.

Figure 10 for the housing of expression embodiment 3 in the installing frame installment state: (a) side cutaway view, (b) vertical view, (c) elevation cross-sectional view.

Figure 11 is for seeing the oblique view of mounting panel and panelling from the front.

Figure 12 is for seeing the oblique view of mounting panel and panelling from the back side.

The method key diagram that Figure 13 installs on the mounting panel for the housing of embodiment 3.

Figure 14 is the outward appearance oblique view of the round box of embodiment 3.

The key diagram that Figure 15 disposes on the round box for the housing of embodiment 3.

Figure 16 is the front view of existing procucts example.

Below to symbol description in the accompanying drawing.

The 3-door, the 10-chassis, the 20-lid, the 39-return spring, the 40-center, 50-inserts piece, Δ-housing.

Embodiment 1

Below with reference to Fig. 1-Fig. 4 this modular jack embodiment is described.

The housing A of the modular jack of the present embodiment is formed with the embedded Wiring equipment that is equivalent to standard unit's size, can be connected with the size that three housings are installed on the embedded Wiring equipment installing frame of standardization at most.Housing A is lid 20 be combined intos by the chassis 10 of synthetic resin (for example ABS resin) system and synthetic resin (for example ABS resin) system.Promptly be: make from covering 20 two side direction chassis 10 and protrude the coupling pin that is provided with, inserted coupling aperture 12 on the flange 11 that is provided with on 10 both side edges of chassis, make the periphery in the clamp 22 fixed coupling holes 12 that are located at coupling pin 21 front ends, realize the combination of chassis 10 and lid 20.

At housing A, the lock pawl 25 that the pilot hole 24 that is complementary as the lock pawl of the department of assembly of above-mentioned installing frame and metal installing frame and the location hole of synthetic resin installing frame are complementary is located at respectively and covers 20 both sides.Therefore, above-mentioned installing frame can be installed three housing A at most.

Chassis 10 is provided with six terminal chambers 13, and terminal chamber 13 dresses are by the molecular terminal 60 of link.The structure of terminal 60: be in the terminal frame 66 that slightly is " コ " shape, to set snap 67.Snap 67 has locking plate and contact chip.Locking plate is the cable jack (figure does not have sign) that crimping is offered from 13 bottoms, terminal chamber between terminal frame 66 and the snap 67, and the electric wire that passes prevents to thread off; Contact chip is connected with electric wire elasticity.Protrusion is provided with the brace 66a that is orthogonal shape with a pin sheet on the central plate of terminal frame 66, and the front end of brace 66a is imported into the guiding groove 14 that becomes terminal chamber wall.In addition, part in 13 bottoms, terminal chamber, can push terminal chamber 13 inboard integrally formed releasing sheets 17 (referring to Fig. 4) through near position each a pair of electric wire insertion holes (on the figure and do not indicate), therefore, when electric wire is in twisted state between terminal frame 66 and snap 67, be pushed into the inboard of terminal chamber 13 by removing sheet 17, a part of removing sheet 17 makes snap 67 loose, the twisted state of releasing and electric wire, and be easy to electric wire is transferred to from cable jack (diagram there is not sign).

10 the back side is protruded and is provided with the slightly L-shaped tension force elimination 19[of portion referring to Fig. 2 (d) on the chassis], stranded with the electric wire that prevents on the chassis that 10 the back side takes place because of inserting cable jack (figure on no sign), thereby prevent the tension force of housing A outside, feed through to the wire end in the housing A the electric wire effect.

On the chassis 10 equipment above-mentioned terminal former configuration insertion piece 50, insert piece 50 six roots of sensation contact spring 53 that is connected with the contact elasticity of module plug described later is arranged, be electrically connected respectively with each contact spring 53, six slightly L-shaped guide plates 54, side at the bipod sheet 51 that slightly is " コ " shape unit that inserts matrix 51, each protrudes and is provided with three, inserts the insertion matrix 51 of piece 50 corresponding synthetic resin that is:, and being pegged graft to be shaped by conductive member forms.Form open crimp groove 54b on the preceding edge edge of the front end 54a of each guide plate 54.

Promptly be that brace 66a is imported into the crimp groove that is located at the guide plate 54 on the insertion piece 50, be electrically connected with the contact spring 53, the terminal 60 that insert piece 50.On chassis 10, corresponding each terminal 60 of said wires jack (on the figure and do not indicate) is provided with in pairs in addition.

The insertion piece 50 that is assemblied in terminal as described above is the top connecting portions that insert two pin sheet 51a of matrix 51, and above-mentioned contact spring 53, the connecting portion 52 that protrudes are to combine with center 40 by the juncture with the center 40 that the guide hole 42 of inducing module plug is arranged.In addition, in the rear end of center 40, form comb dentation chorista (figure on no sign), its effect is to make the front end separate configuration separately that respectively contacts spring 53.

The front central portion of lid 20 has boss 23, the both sides of boss 23 offer above-mentioned pilot hole respectively, lid 20 both side edges is also outstanding respectively, and to be provided with above-mentioned lock pawl 25 a pair of, between the center of boss 23 and the end that constitutes by a pair of lock pawl 25, offered the socket 26 that inserts for module plug, by this socket, module plug (for example: sextupole six core module plugs of FCC standard P ART68 regulation or the like) just can insert housing A.So, just door 3 described later can be made univalve door.

Be located at and cover between 20 the plug and socket 26 and center 40, disposed synthetic resin (for example ABS resin) door 3 of on-off plug socket 26.The both sides of door 3 lateral surface have respectively protrudes the guide ribs 36 that is provided with, by this guide ribs guide channel 23 of the inner peripheral surface of guide cover 20 sliding freely, move along plug and socket, but just on-off plug socket 26.In addition, the both side edges of door 3 is protruded the spring that is provided with return spring 39 butt joints of being made up of helical spring and is propped up sheet 34, that is to say that an end of above-mentioned return spring 39 embeds door 3, return spring 39 is loaded on outstanding being provided with on the spring base 35 that 2 springs prop up sheet 34, applies power to the direction opposite house of closing door 3.Setting operation sheet 33 is protruded in the outside of door 3, by operating sheet 33 (pushing away) by direction shown in the arrow among Fig. 2 (a), and the spring force of antagonism return spring 39, door 3 is opened, and removes operation, borrows the convergent force of return spring 39, and door 3 is closed.

Under the state that door 3 is opened, the module plug (on the figure and do not indicate) that is inserted by plug and socket is imported into the above-mentioned hole 42 of inducing, the contact of module plug connects with spring 53 bullets that contact that insert piece 50, on the other hand, if module plug is transferred to from plug and socket 26, so, door 3 is closed by the convergent force of return spring 39.Importantly, accomplished the not installation direction of tube shell A, door 3 is closed automatically.Therefore, when module plug did not insert, door 3 was closed, and so just can prevent dust etc. attached on the contact spring 53, thus the reliability of transmitting when having improved use.

In lid 20 back, set return spring 39 slightly has been " コ " shape pressing plate 38 between the inner peripheral surface of lid 20.Thereby, can prevent return spring 39 bendings by pressing plate 38, make the switch motion of door 3 stable.

Also have, 15 is to determine to insert the projection of piece 50 with respect to the position of base 10 among the figure.

Embodiment 2

The modular jack of the present embodiment such as Fig. 5, shown in Figure 6.But basic composition of this programme and embodiment 1 are basic identical.Therefore, identical element is then adopted identical symbol, explanation is omitted.

The modular jack characteristics of the present embodiment are that its housing B is designed to the size that its size is equivalent to three embedded Wiring equipments of normalizated unit size, at the embedded Wiring equipment cabinet of standardization three housing B can be installed at most; Have two plug and sockets 26.Here the housing B that mentions is by synthetic resin (as ABS resin) chassis 10 and synthetic resin (as ABS resin) lid 20 be combined intos.

The present embodiment, if housing B of installation can connect two modular jacks, when two module plugs need be connected a place, it is easy that installation also becomes.

Embodiment 3

The modular jack of the present embodiment such as Fig. 7-shown in Figure 9.But basic composition of the present embodiment and embodiment 1 are basic identical, thereby, adopt identical symbol for the same composition key element, omit its explanation, only difference is illustrated.

In the present embodiment, housing D is by synthetic resin (as ABS resin) base 110 and synthetic resin (as ABS resin) lid 120 be combined intos.The modular jack of this example is not provided with embodiment 1 such return spring 39 (referring to Fig. 1) and pressing plate 38 (referring to Fig. 1), door 3 operating sheet 33 be installed in by under the position, if transfer to module plug from 26 of plug and socket, so, door 3 is just closed by its deadweight, therefore, dust etc. fell on the contact spring 53 that inserts piece 50 when this example can prevent also that module plug 50 from not inserting, in addition, because the present embodiment does not need parts such as return spring 39 and pressing plate 38, can reduce component count, reduce cost, simultaneously, assembling easily, housing D is installed on as shown in figure 10 resilient synthetic resin (as resins such as the ABS) mounting panel 80, respectively is provided with a pair of front and back outwardly to the lock pawl 125 (lug boss) that tilts at housing D than the two sides on the length direction.Also have, housing D designs according to the size that mounting panel 80 can be connected with three housing D at most.

Below to basic identical, the synthetic resin mounting panel 80 of housing D ' illustrated is installed with mounting panel 80 shapes.

Mounting panel 80 ' as Figure 11-shown in Figure 13.The periphery back side at openning 81, along relatively being provided with banded built-in beam 84 and walking beam 85 on the long direction of openning 81, the direction long along mounting panel is provided with a pair of

side frame sheet

83a and 83b, the 83b of one of walking beam 85 and side frame sheet has certain space, and, its two ends and side frame sheet 83b are combined as a whole by connecting portion 86.

Be provided with pair of narrow flange 87 from whole extension of side frame sheet 83b, support walking beam 85, the space of leaving between walking beam 85 and the side frame sheet 83b is divided into three parts (is groove 8a-8c to call each several part in the following text) by above-mentioned flange 87, the position is provided with the groove 9 of a pair of slotted hole shape near each flange of side frame sheet 83b, so that make walking beam easily loose.

On built-in beam 84 and walking beam 85, be provided with

stop groove

84a and 85a that six stop are located at the lock pawl 125 on the housing D lateral margin respectively equally spacedly, therefore, mounting panel 80 ' on when housing D is installed, shown in Figure 13 (a), from mounting panel 80 ' the rear make lock pawl 125 along inducing the tapered slope of portion 84 to move, insert stop groove 84a, lock pawl 125 be from housing D one lateral margin outstanding be arranged on mounting panel 80 ' on, if push housing D from the rear, that just shown in Figure 13 (a), protrudes lock pawl 125 edges that are provided with from another lateral margin and induces the tapered slope 85e of portion 85 to move, shown in Figure 13 (c), among the stop groove 85a that lock pawl 125 is fixed on, like this, housing D can be embedded in mounting panel 80 ' on, at this moment, come out from openning 81 in the front of housing D.

The base portion of built-in beam 84 and walking beam 85 and mounting panel 80 ' the ora terminalis of openning 81 between, be provided with the docking section 84d and the 85d that make lock pawl 125 be fixed on each

stop groove

84a and 85a state, dock, can limit housing D by

docking section

84d and 85d and travel forward with housing D previous section.

Will be from mounting panel 80 ' when unloading lower house D, need screwdriver or removal tool special are inserted instrument removal hole 84c between each stop groove 84a that is opened in built-in beam 84, housing D can be pushed to walking beam 85 if utilize the front end of instrument, so, according to lever principle, just can make walking beam 85 loose with very little power, remove the stop between the lock pawl 125 of built-in beam 84 1 side stop groove 84a and housing D, just can be from mounting panel 80 ' unload lower house D.

Around openning 81, with each brace place of

side frame sheet

83a, 83b quadrature, form recess 82, at each recess 82, offer and can insert the deep hole 88 that leads to the sleeve pipe screw, so that can be on the embedded box bodys such as mounting panel 80 ' be installed in switch enclosure; Also offer mounting panel 80 ' be directly installed on wall etc. is built the perforation 89 of the screw of face, and the wallboard etc. that mounting panel 80 ' installations is formed construction face can be with the part installing hole 184 of anchor clamps installation when locating.

Mounting panel 80 ' four jiaos be provided with panelling stop hole 189, panelling is used for stop from the outstanding projection 103 (referring to Figure 12) in the back side of synthetic resin panelling 100 that insulation property are arranged.Like this, install deckle board 80 ' front installation or removal panelling can be easy.

Below, panelling 100 is illustrated.

The nearly center of panelling 100 is provided with openning 101, for be installed on mounting panel 80 ' the front of housing D expose.Here, the dimension width of panelling than mounting panel 80 ' each dimension width big, when the mounting panel 80 of the construction face of being provided in ' front when panelling 100 is installed, mounting panel 80 ' the place inboard of panelling 100, the front-end edge fundamental sum construction face butt joint of panelling wall.The wall inboard of panelling 100 is provided with multiple row limit flange 104a, 104b, 104c (referring to Figure 12), and restriction is installed on the action of the panelling 100 under mounting panel 80 ' state.In addition, the back side of panelling 100 become row be provided be installed on 80 ' time of mounting panel can embed respectively mounting panel 80 ' the lug 108a-108c of groove 8a-8c.The size of each lug 108a-108c is set at: embed mounting panel 80 ' each groove 8a～8c state under, the space between groove 8a～8c inner peripheral surface and each the lug 108a-108c is minimum.Say so can limit mounting panel 80 ' the action (loose) of walking beam 85, the lock pawl 125 that also is difficult for making shrinking away from theshell body D breaks away from the stop of stop groove 85a, the 84a of walking beam 85 and built-in beam 84.

During from mounting panel 80 ' dismounting panelling 100, need instrument (front end of screwdriver etc.) is inserted along the breach 106 of the long side of panelling, by removing the stop of stop protrusion 103, panelling stop hole 189 for mounting panel 80 ' power forward, panelling 100 just can be from mounting panel 80 ' unloaded down.At this moment, be not subjected to the damage of instruments such as screwdriver in order to make wall, and mounting panel 80 ' side and be provided with projection 187 and draw off the recess 186 of usefulness.

Above-mentioned mounting panel 80 ', because whole each six of each

stop groove

84a, 85a of spaced set built-in beams 4 and walking beam 5, so, its advantage be can from several passages, select arbitrarily housing D to mounting panel 80 ' the installation site of openning 81.

The housing D of the modular jack of this example installs 2 housing D in the chamfered edge portion 124 of the tapering of embedded box body 130 because the rectangular outside periphery of lid 120 is designed to have as shown in figure 15 to be connected with, so, embedded box body 130 can be installed.Embedded box body 130 be as shown in Figure 14 front openings have the end slightly to be the simple shape of circle (diameter of front openings is greater than base diameter, slightly be circular cone shape, also claim C type circle box), become chamfered edge portion 124 by quadrangle, can improve the position configuration degree of freedom to above-mentioned embedded box body 130, when disposing two individual D for above-mentioned embedded box body, the height that protrudes previously of housing D will be higher than the opening surface of above-mentioned embedded box body 130 fronts, also to be higher than construction face, in addition, the bottom surface of above-mentioned embedded box body 130 and side are provided with electric wire and pass hole 132 and 133.The preceding chimb 131 that all is provided with all around in the side.

Effect of the present invention below is described.

The invention of claim 1, owing to have the housing that the module plug socket is offered in the front, With the insertion piece that is made up of a plurality of contact springs, contact spring contacts with the module plug contact, Module plug is fixed on certain position in the housing, inserts in the housing shell by plug and socket Body offers the lid of plug and socket by the front and the chassis of lid back forms, simultaneously, and two sides Be provided with the department of assembly that can be installed on embedded Wiring equipment installing frame, in back and the insertion of lid Between the piece, disposed the switch gate of socket, this in plug and socket and above-mentioned two sides just Hand over direction, so have the effect that module plug inserts easily.

The invention of claim 2 is in the invention of claim 1, because described housing Before can be connected with at most in installation at described installing frame and reach three, and be equivalent to the mark of a unit The size of the embedded Wiring equipment of standardization unit sizes is so it is maximum to have a described installing frame Three housings can be installed, also can be connected with the effect of other Wiring equipments such as socket.

The invention of claim 3 is in the invention of claim 1, because can be described Installing frame is connected with at most to install and reaches three, and shell dimension is designed to be equivalent to three mark The size of the embedded Wiring equipment of standardization unit sizes is because insert the socket of piece, plug Respectively there are two with door, can the link block plug so have, need two module plugs to connect Installation two when a place easy effect that also becomes.

The invention of claim 4 is in the invention of claims 1 to 3, because the door quilt The width dimensions that is designed to the switch direction than the width dimensions of the plug and socket of this switch direction also Big univalve door so compare with the two original situations of fanning door, has the one-tenth that can reduce door This effect.

The invention of claim 5 is in the invention of claim 1 to 4, because housing In have towards closing the door the resetting-mechanism of direction reinforcing, when module plug does not insert, and arrange The irrelevant door of state is closing, and can prevent that dust from dropping on the contact spring, improves so have The effect of the transmission reliability during use.

The invention of claim 6 is in the invention of claim 5 since resetting-mechanism by Helical spring consists of, and it is low to have a resetting-mechanism cost, thereby can reduce modular jack integral body The effect of cost.

The invention of claim 7 is in the invention of claim 6, because at door and this On the direction of door switch direction quadrature, there is the spring of a pair of protrusion setting to prop up sheet, two springs Prop up the spring base that embeds described helical spring one end be housed on the sheet, install two helical springs, So have the effect of the switch motion of stable door.

The invention of claim 8 is in the invention of claim 7, because behind lid Face has set the pressing plate that prevents the helical spring bending, can suppress the bending of spiral spring, has to make The stable effect of switch motion of door.

The invention of claim 9 is in the invention of claim 8, because pressing plate is established Count into and cover and add at least a pair of helical spring shape between the back, can subtract so have Few pressing plate quantity is held easy-to-assemble effect.

The invention of claim 10 is in the invention of claim 9, because the pressing plate quilt Be designed to slightly be " コ " shape, so have module jack disposed unobstructive effect.

The invention of claim 11 is in the invention of claim 1, because the housing square Shape outer peripheral edges quadrangles becomes chamfered edge section, has can be installed in front openings the slightly cylindrical of the end arranged The tapering of embedded box body can be installed in front openings and has the end slightly cylindrical circular so have The effect of embedded box body.

The invention of claim 12 is in the invention of claim 1, because with housing Four jiaos of the outer peripheral edges of rectangle are designed to chamfered edge section, thus pass through the formation of chamfered edge section, can In front opening, the end, arranged, slightly be holder housing on the embedded box body cylindraceous; By four The formation at angle has the effect of the free degree that improves described embedded box body allocation position.

The invention of claim 13 is in claim 1 invention, owing to fill on the chassis The standby fast connecting terminal that is consisted of by terminal plate and crimping snap, terminal plate can with insert piece The contact snap is electrically connected, and also can and insert the electric wire that inserts of boring a hole from chassis wiring cable simultaneously and connects Connect, the crimping snap be with electric wire crimp on terminal plate, so it is easy, accurate to have a wiring Really, the effect of homogeneous, saving construction.

The invention of claim 14 is in the invention of claim 1, because described dress The section of joining inserts the lock pawl be located at the locating hole on the Wiring equipment installing frame, can adopt and inserts The construction method construction that the Wiring equipments such as seat, switch are identical is so concerning the constructor, have Hold easy working effect.

The invention of claim 15 is in the invention of claim 1, because above-mentioned dress The section of joining is outwardly by front sweptback lug boss, compares with the invention of claim 14, Frangibility not is so have the effect that improves construction reliability.

The invention of claim 16 is in the invention of claim 13, because the end of at The dish back is protruded and is provided with tension force elimination section, can eliminate to seize on both sides by the arms between the chassis to be connected each end The tension force of the electric wire of son, even External Force Acting is arranged when electric wire, tension force also acts on less than housing Interior wire end is so have the stable effect of electrical connection state that makes electric wire and terminal Really.

Claims

1. modular jack, it is characterized in that having the housing that the module plug socket is offered in the front, with the insertion piece of forming by a plurality of contact springs, contact spring contacts with the module plug contact, module plug is fixed on certain position in the housing, insert in the housing by plug and socket, housing offers the lid of plug and socket by the front and the chassis of lid back is formed, simultaneously, two sides are provided with the department of assembly that can be installed on embedded Wiring equipment installing frame, between the back and insertion piece of lid, disposed the switch door of socket, this is at the orthogonal direction of plug and socket and above-mentioned two sides.

2. modular jack according to claim 1 is characterized in that described housing has can the most nearly size three, that be equivalent to the embedded Wiring equipment of a normalizated unit size of installation be set continuously at above-mentioned installing frame.

3. according to the described modular jack of claim 1, it is characterized in that described housing has to be connected with at most to install at described installing frame reaches size three, that be equivalent to the embedded Wiring equipment of three normalizated unit sizes, and each two at socket, door inserting piece, plug are arranged.

4. according to the described modular jack of claim 1 to 3, it is characterized in that door is designed to the width dimensions univalve door also bigger than the socket width of the plug of this switch direction of switch direction.

5. according to the described modular jack of claim 1 to 4, it is characterized in that having in the housing resetting device towards the direction reinforcing of closing the door.

6. modular jack according to claim 5 is characterized in that resetting device is made of helical spring.

7. modular jack according to claim 6, it is characterized in that door be provided with a pair of be positioned at this door switch direction orthogonal direction on spring prop up sheet, two springs prop up sheet and are provided with the spring base that described helical spring one end embeds.

8. modular jack according to claim 7 is characterized in that having disposed the pressing plate that prevents the helical spring bending in the back of lid.

9. modular jack according to claim 8 is characterized in that formation adds a pair of helical spring shape at least between the pressing plate and the lid back side.

10. modular jack according to claim 9 is characterized in that pressing plate is designed to " コ " shape.

11. modular jack according to claim 1 is characterized in that housing forms in the outer peripheral edges of rectangle and has in front opening, the chamfered edge portion that tapering is installed on the end, the slightly cylindrical circular embedded box body is arranged.

12. modular jack according to claim 1 is characterized in that housing becomes chamfered edge portion at the outer peripheral edges quadrangle of rectangle.

13. modular jack according to claim 1, it is characterized in that being equipped with on the chassis fast connecting terminal that constitutes by terminal plate and locking spring, terminal plate is electrically connected with the contact spring that inserts piece, can connect simultaneously the external cable that inserts by the electric wire insertion holes on chassis, the locking spring with electric wire crimp on terminal plate.

14. modular jack according to claim 1 is characterized in that described department of assembly inserts the lock pawl that is located at the location hole on the Wiring equipment installing frame.

15. modular jack according to claim 1 is characterized in that described department of assembly is for outwardly by preceding sweptback lug boss.

16. modular jack according to claim 13 is characterized in that being provided with tension force elimination portion at the back on chassis protrusion, can eliminate and seize the tension force that is connected the electric wire on each terminal between the back, chassis on both sides by the arms.