CN1259752C - Combined socket - Google Patents
Combined socket Download PDFInfo
- Publication number
- CN1259752C CN1259752C CNB2004100333769A CN200410033376A CN1259752C CN 1259752 C CN1259752 C CN 1259752C CN B2004100333769 A CNB2004100333769 A CN B2004100333769A CN 200410033376 A CN200410033376 A CN 200410033376A CN 1259752 C CN1259752 C CN 1259752C
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- Prior art keywords
- over cap
- electric wire
- terminal
- terminal box
- terminal block
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- 230000037431 insertion Effects 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 abstract description 27
- 238000002788 crimping Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 9
- 210000003811 finger Anatomy 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000007373 indentation Methods 0.000 description 5
- 230000027455 binding Effects 0.000 description 3
- 238000009739 binding Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 101000793686 Homo sapiens Azurocidin Proteins 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 230000008676 import Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Connection Or Junction Boxes (AREA)
Abstract
Provided is a modular jack in which a wire connecting work can be carried out without using an exclusive tool such as an impact tool and a tool such as a pair of pliers, and furthermore in which poor termination of an electric wire is hard to occur. This jack is provided with a plurality of contacts 13 which are arranged in a plug insertion port 11a in a housing 1 and which are capable of contacting with a contact point of the modular plug, a terminal board 2 connected to the housing 1, and a protective cap 3 removable from the terminal board 2. In the terminal board 2, a terminal plate is arranged so that a crimping slit will correspond to between respective pairs of protective bulkheads 23 adjacent in the insertion direction of the modular plug. In such a state that the protective cap 3 has been removed from the terminal board 2, a simple tool part 35 in which one electric wire 5 is pushed into the crimping slit of the terminal plate selected alternatively among a plurality of terminal plates, and connected electrically is protrudingly installed at the protective cap 3.
Description
Technical field
The modular jack that the crimp groove that the present invention relates to possess terminal block that crimp groove is arranged, will be pressed into terminal block for the electric wire of insulating covering electric wire connects.
Background technology
Up to now, the cable of using as information communication is extensive use of several two knob cables to the ground folding and unfolding of lemniscate armouring, and the modular jack that possesses the terminal box that connects two knob cables is provided.As this terminal box, the known setting that has has the terminal box of the terminal block of crimp groove.The bidentate that terminal block is made the crimp groove with opening at a periphery is forked, is pressed into crimp groove if will constitute each electric wire of two knob cables, and the insulating covering of electric wire is cut at the periphery of crimp groove, and heart yearn just is crimped on the periphery of crimp groove.That is to say; as Figure 13 and shown in Figure 14; several protective bulkheads 23 of terminal block 24 are protected in endways setting from terminal block 24 outstanding faces on terminal box 2; make the corresponding terminal block 24 that disposes between crimp groove 24a and the adjacent protective bulkhead 23; as shown in figure 15; the electric wire 5 of two knob cables 4 is imported between the adjacent protective bulkhead 23, and electric wire 5 just is pressed among the crimp groove 24a of terminal block 24.In addition, the width setup of crimp groove 24a is littler than the diameter of the heart yearn of electric wire 5.
Here, owing to need bigger power that electric wire 5 is pressed into crimp groove 24a, so generally use compressing tool shown in Figure 16 7 such specific purpose tools that electric wire 5 is pressed among the crimp groove 24a.By using this compressing tool 7, can carry out the cut-out that is pressed into and remains electric wire of electric wire 5 simultaneously, have the wiring of the making operation easy advantage that becomes.
Yet, there is the such high problem of specific purpose tool price of described compressing tool 7, to this, provide light instrument 8 as shown in Figure 17, it possesses the forked leading section 8a of bidentate that groove is arranged at a pair of between cog.Here,, utilize leading section 8a that electric wire 5 is pressed into after the crimp groove 24a, the residue electric wire can be cut off with instruments such as cutting nippers in the occasion of using light instrument 8 shown in Figure 17 to carry out the wiring operation.
Here; as shown in figure 18; (that is to say at the terminal box 2 that each electric wire 5 of the twisted cable 4 of 4 pairs 8 cores can be configured between the adjacent protective bulkhead 23; on this terminal box 2, be provided with 8 terminal blocks 24); provide following technical scheme: in order to cover 2 butted line plates 24 respectively; Figure 19 and 2 over caps 3 shown in Figure 20 are being installed " on; 2 pairs of light instrument portions 37 (for example; with reference to patent documentation 1) that electric wire 5 are pressed into crimp groove 24a respectively are set; perhaps; in order to cover 4 butted line plates 24,, 4 pairs of light instrument portions 37 that electric wire 5 are pressed into crimp groove 24a are set respectively being equipped with on Figure 21 and the over cap 3 ' shown in Figure 22.
By using described over cap 3 ', 3 ", several electric wires 5 can be put together and be connected on the terminal block 24, and, have the advantage that needn't carry specific purpose tool.In addition, because each modular jack all is provided with described over cap 3 ', 3 ", so do not require that the durability of light instrument portion 37 is strong, thus can constitute by enough synthetic resin, have cheap advantage.In addition; Figure 19 and 2 over caps 3 shown in Figure 20 "; owing to make half size of pact of Figure 21 and over cap 3 ' shown in Figure 22, have when utilizing light instrument portion 37 that electric wire 5 is pressed into crimp groove 24a, can make the less advantage of power on the surface that acts on over cap.
[patent documentation 1]
Te Kaiping 5-13125 communique (the 3rd page, Fig. 1)
But, possessing Figure 19 and 2 over caps 3 shown in Figure 20 " modular jack in, exist 2 over caps 3 " shortcoming from losing easily after terminal box 2 is taken off.In addition, Figure 19 and over cap 3 shown in Figure 20 ", there is the little and problem that is difficult for pushing of the surface area of pushing and occurs easily causing that to exerting pressure of 4 wires 5 is uneven front end is bad and cause the problem of loose contact.
On the other hand; in the modular jack that possesses Figure 21 and over cap 3 ' shown in Figure 22; owing to just can with 1 over cap 3 '; be difficult for losing over cap 3 ' so have; and sufficient advantages such as space are arranged during with thumb press over cap 3 '; but when the wiring operation; owing to the used electric wire 5 of two knob cables 4 must be pressed into simultaneously among the crimp groove 24a of 8 terminal blocks 24; with using Figure 19 and 2 over caps 3 shown in Figure 20 " the needed power of occasion (about 5kgf) compare the power that needs are bigger (more than the 10kgf), need be with special instruments such as pliers.Pliers is not the instrument that generally carries, and can not satisfy the demand that the workmen wishes to reduce the instrument that carries.In addition, exist the uneven bad problem that causes loose contact of front end that easily causes of exerting pressure of 8 wires 5.
Summary of the invention
The present invention its objective is the bad modular jack of front end that provides a kind of instrument that need not specific purpose tools such as compressing tool or similar pliers just can carry out the wiring operation and be difficult for causing electric wire in view of described reason.
The modular jack of the 1st invention is characterized in that possessing: opening has the plug that inserts modular plug to insert the shell of mouth; Being arranged in plug inserts in the mouth and several terminals that can contact with the contact head of modular plug; Setting is provided with has the terminal box of several terminal blocks of the crimp groove that is connected the insulating covering electric wire when being electrically connected with each terminal respectively; Dismounting covers the over cap at the position that terminal block is set in the terminal box freely and at least on terminal box; the outstanding light instrument portion that is provided with on over cap; this light instrument portion is taking off from terminal box under the state of over cap, is pressed into a wire and makes it electrical connection in the crimp groove of selecting a terminal block of selecting from several terminal blocks.Adopt this structure; owing to will be configured to light instrument portion from the over cap that terminal box is taken off corresponding to a terminal block; utilize light instrument portion that one wire is pressed into a crimp groove; so; the sort ofly electric wire is pressed into the situation of carrying out the wiring operation in all terminal blocks or the half terminal block simultaneously compares with existing; the power that acts on over cap is reduced; can carry out the wiring operation without the instrument of specific purpose tools such as compressing tool or similar pliers, and have and be difficult for the effect that causes that the electric wire leading section is bad.In addition, owing to also can take from terminal box under the state of over cap, specific purpose tools such as use compressing tool carry out the wiring operation, just can select the method for wiring operation.
The modular jack of the 2nd invention is characterized in that, in the 1st invention, described over cap is being installed under the state of described terminal box, and described light instrument portion is set in the position that does not dispose described each electric wire.Adopt this structure, when after the wiring end of job, being installed to over cap on the described terminal box, can prevent that described light instrument portion from running into described each electric wire.
The modular jack of the 3rd invention, it is characterized in that, in the 2nd invention, described terminal box, described terminal block is set erectting with the both sides of the direction of the direction of insertion quadrature of described modular plug, described light instrument portion is by in the position of folding and unfolding between described both sides or on the side position extended position outside this position, that do not dispose described electric wire.Adopt this structure, can prevent that described light instrument portion from meeting each terminal block.
The modular jack of the 4th invention, it is characterized in that, in the 2nd invention, described terminal box, described terminal block is set erectting with the both sides of the direction of the direction of insertion quadrature of described modular plug, described light instrument portion is configured in the outside of described terminal box under the state that is installed on the described terminal box.Adopt this structure, can prevent that described light instrument portion from meeting each terminal block.
The modular jack of the 5th invention; it is characterized in that, in the 1st to the 4th invention, described light instrument portion; by the surface of pushing described over cap described electric wire is pressed into described crimp groove, described over cap is formed with the recess of placing the finger tripe of finger when pushing described surface.Adopt this structure, can alleviate and when the wiring operation, push the burden of pointing when the surface of described over cap.
The modular jack of the 6th invention is characterized in that, in the 1st to the 4th invention, several leading sections described over cap, that each electric wire can be pressed into crimp groove respectively are outstanding respectively to be arranged on and the corresponding position of each terminal block.Adopt this structure, to carry out the occasion of wiring operation identical with electric wire was pressed into simultaneously all terminal blocks in the past, also can use the such instrument that generally uses of pliers to carry out electric wire is pressed into wiring operation in all terminal blocks simultaneously, therefore, increased a kind of selection of method of wiring operation.
The modular jack of the 7th invention; it is characterized in that; adopt the structure of the 6th invention; the described terminal block of even-even is set on described terminal box; the described leading section of even-even is set on described over cap simultaneously; form separated part on described over cap, this separated part can be divided into described over cap two equal half over caps of logarithm of described leading section.Adopt this structure; because by the surface of cutting apart described over cap and pushing half over cap on one side; after electric wire being pressed into simultaneously the crimp groove of terminal block of half of all terminal blocks; the surface of half over cap by pushing another side; also can carry out electric wire is pressed into wiring operation in the crimp groove of remaining half terminal block simultaneously, therefore increase a kind of selection of method of wiring operation.
Description of drawings
Fig. 1 is the key diagram of wiring operation in the present embodiment.
Fig. 2 is the key diagram of wiring operation in this execution mode.
Fig. 3 represents the stereogram of this execution mode.
Fig. 4 represents the stereogram of this execution mode.
Fig. 5 is the key diagram of above-mentioned wiring operation.
Fig. 6 is the stereogram that is used for the over cap of this execution mode.
Fig. 7 is the stereogram that is used for the over cap of this execution mode.
Fig. 8 is the front view that is used for the over cap of this execution mode.
Fig. 9 is the stereogram that is used for the over cap of this execution mode.
Figure 10 is the configuration instruction figure of the major part of this execution mode.
Figure 11 is the configuration instruction figure of the major part of this execution mode.
Figure 12 represents to be used for the stereogram of other configuration example of the over cap of this execution mode.
Figure 13 represents the stereogram of the major part of existing modular jack.
Figure 14 represents the stereogram of the major part of existing modular jack.
Figure 15 is the key diagram of existing modular jack wiring operation.
Figure 16 is the key diagram of existing modular jack wiring operation.
Figure 17 is the stereogram that can be used for the light instrument of existing modular jack wiring operation.
Figure 18 is the key diagram to existing modular jack wiring operation.
Figure 19 is used to illustrate the key diagram that is used for existing modular jack over cap.
Figure 20 is the stereogram that is used for existing modular jack over cap.
Figure 21 is used to illustrate the key diagram that is used for existing modular jack over cap.
Figure 22 is the stereogram that is used for existing modular jack over cap.
Among the figure: 1-shell, 2-terminal box, 3-over cap, the two knob cables of 4-; the 5-electric wire, the 11a-plug inserts mouth, 13-terminal, 23-protective bulkhead; 23b-keeps groove, 24-terminal block, 24a-crimp groove; 27-links pawl, and 31-covers main body, 32-lateral plate; the 32a-connect apertures, 33-removes sheet, 34-ribs; 35-light instrument portion, 37-leading section, 39-separated part.
Embodiment
Below, with reference to Fig. 3 and Fig. 4 the modular jack of present embodiment being described, the inscape identical with conventional example given prosign and described.
The modular jack of present embodiment possesses: the plug that inserts modular plug inserts mouthful shell 1 of 11a opening; Be arranged in several (in the present embodiment being 8) wire terminal 13 (with reference to Fig. 1) that plug inserts among mouthful 11a, can contact with the contact head of modular plug; Setting is provided with when being electrically connected with each terminal 13 respectively and is connected multi-disc (in the present embodiment the being 8) terminal block 24 (with reference to Figure 13 and Figure 14) of the electric wire of insulating covering electric wire system, and is combined in the terminal box 2 on the shell 1; Among covering terminal box 2 freely, at least, dismounting on the terminal box 2 is provided with the over cap 3 at the position of terminal block 24.
And the left and right sides on terminal box 2 is set up in parallel size several protective bulkheads 23 (with reference to Fig. 5) bigger than terminal block 24 above protruding in along fore-and-aft direction.Here, it is corresponding with 23 adjacent of protective bulkheads in front and back that terminal block 24 is configured to make crimp groove 24a.In addition, form the maintenance groove 23b (with reference to Fig. 1) that keeps terminal block 24 in adjacent each of fore-and-aft direction along the vertical direction on to the face of the subtend of protective bulkhead 23.
In addition, adjacent each in front and back is set for the gap size between the protective bulkhead 23 and can be inserted electric wire 5.But; each compares wide to the gap size of 23 of protective bulkheads with the width dimensions of crimp groove 24a; and; at each upper end of protective bulkhead 23 is formed the inclined plane that tilts so that the size of upper gap enlarges, thereby make the electric wire 5 of two knob cables 4 be easy to import each gap 23 of protective bulkheads.Therefore, electric wire 5 is imported each to the gap between the protective bulkhead 23 from the top, by being pressed into crimp groove 24a from the top with electric wire 5, being electrically connected also will become of electric wire 5 and terminal block 24 carried out easily.In addition, in the present embodiment, each not only has the function of the guard block of conduct protection terminal block 24 to protective bulkhead 23, also has the function as the guiding parts of the crimp groove 24a that electric wire 5 is imported terminal blocks 24.In addition, the width dimensions that is positioned at each protective bulkhead 23 fore-and-aft direction of fore-and-aft direction middle is set at and compares bigger with the fore-and-aft direction width dimensions of other protective bulkhead 23.
In addition; as shown in Figure 5; on terminal box 2; form the location indentations 22 of the armouring 4a position of the two knob cables 4 of decision in the middle part of left and right directions, be respectively equipped with on the face of the mutual subtend of the rearmost left and right sides of fore-and-aft direction protective bulkhead 23 two knob cables 4 are remained on and location indentations 22 between maintenance projection 26.In addition, keep the size of 26 of projections to set the external diameter of the armouring 4a of the two knob cables 4 that are slightly less than 4 pairs 8 cores for.
Therefore, if the armouring 4a of two knob cables 4 of 4 pairs 8 cores is imported location indentations 22 from the top of terminal box 2, the part of armouring 4 is held projection 26 and presses to such an extent that fall in, just two knob cables 4 can be seized on both sides by the arms between the inner bottom surface of location indentations 22 and a pair of maintenance projection 26 and keep, if each electric wire 5 of two knob cables 4 is pressed into the crimp groove 24a of terminal block 24, electric wire 5 just and terminal block 24 electrical connections.
In addition, be provided with the binding pawl 27 that is used to link over cap 3 in that the lateral surface of each protective bulkhead 23 of terminal box 2 fore-and-aft direction middles is outstanding, make over cap 3 to link removably.In addition, form the guiding face 27a (with reference to Fig. 5) that tilts on the top that links pawl 27 (with reference to Fig. 5) so that near upper end-face edge the time overhang from lateral surface reduce.
On the other hand, over cap 3 is formed products of synthetic resin, to shown in Figure 9, from the formed lower edge that covers so large-sized lid 31 left and right sides above the terminal box 2, is provided with the lateral surface of crossing over several guide wall 23 and the lateral plate 32 that disposes as Fig. 6.Here, form with binding pawl 27 in the middle part of the fore-and-aft direction of lateral plate 32 and carry out the concavo-convex rectangle connect apertures 32a that cooperates.In addition, each lateral plate 32 forms the groove of the notch 32b of following opening in the both sides of connect apertures 32a at fore-and-aft direction, form simultaneously the groove of the notch 32c of top opening at the position more farther apart from connect apertures 32a, the position direction bending forwards, backwards easily in lateral plate 32 between adjacent groove of the notch 32b, 32c than groove of the notch 32b at fore-and-aft direction.Importantly, lateral plate 32 forms connect apertures 32a at the position of fore-and-aft direction between adjacent pair of notches groove 32b, and the position between the groove of the notch 32b is configured for the link piece 32d that links with terminal box 2.
In addition, in each lateral plate 32, extend upward to be provided with and remove sheet 33, form notch part 31a corresponding to the position of removing sheet 33 at the left and right sides of lid 31 face from the upper end-face edge at the position between the groove of the notch 32c of both sides, front and back.
Then; when over cap 3 is installed to terminal box 2; by make over cap 3 from the top of terminal box 2 near terminal box 2; link piece 32d is along guiding face 27a bending; carry out concavo-convex the cooperation by linking pawl 27 with connect apertures 32a on being located at link piece 32d at last, over cap 3 just with terminal box 2 bindings.On the other hand, when taking off over cap 3, owing to make between the upper end of removing sheet 33 near just removing the concavo-convex cooperation that links pawl 27 and connect apertures 32a, so can take off over cap 3 from terminal box 2 at an easy rate from terminal box 2.
Yet; be difficult to be pressed among the crimp groove 24a of terminal block 24 owing to described electric wire 5 is crooked easily with hand; so; for electric wire 5 is pressed among the crimp groove 24a of terminal block 24 at an easy rate; in the present embodiment; at the state that over cap 3 is taken off from terminal box 2, on over cap 3, be provided with the crimp groove 24a that light instrument portion 35 is pressed into a wire 5 terminal block 24 of selecting from several terminal blocks 24 and make it to be electrically connected.Here, it is forked that the bidentate that has to the insertion groove 35a of following opening is made by light instrument portion 35, compares the thicker rib 35b of formation with other positions in the both sides of the edge of Width.In addition, the size between the rib 35b is set at the roughly the same size of width with the protective bulkhead 23 of left and right directions, and rib 35b is set at also slightly wideer than the size of 23 of the adjacent a pair of protective bulkheads of fore-and-aft direction along the size of fore-and-aft direction.
Then; as shown in Figure 1; at the state that electric wire 5 is imported the gap between the adjacent a pair of protective bulkhead 23 at fore-and-aft direction; the light instrument portion 35 of over cap 3 is configured to the form of intersecting with terminal block 24 in the gap of 23 of a pair of protective bulkheads (at this moment; protective bulkhead 23 is held under the arm by pair of right and left rib 35b); as shown in Figure 2; if the finger tripe of finger (for example thumb) 6 is placed on top (being the surface of over cap 3) of covering main body 31 and pushes towards the below, electric wire 5 is pushed by light instrument portion 35 and is made electric wire 5 be pressed among the crimp groove 24a of terminal block 24.By each terminal block 24 is carried out this operation respectively, just electric wire 5 can be pressed in all terminal blocks 24.
As mentioned above; and when electric wire being pressed into the crimp groove 24a of each terminal block 24 by the surface of the lid main body 31 of over cap 3 is pushed; because each terminal block 24 is imported in the insertion groove 35a that is formed at light instrument portion 35; so; electric wire 5 is pushed by light instrument portion 35 in the thickness direction both sides of terminal block 24, just can be pressed among the crimp groove 24a in that the thickness direction both sides of terminal block 24 electric wire 5 is not crooked.
In a word; in the modular jack of present embodiment; owing to be electrically connected making it in that light instrument portion 25 is pressed into electric wire 5 terminal block 24 of selecting at the state that over cap 3 is taken off from terminal box 2 from several terminal blocks 24 crimp groove 24a is set on the over cap 3; so; the over cap of taking off from terminal box 23 can be configured to light instrument portion 35 corresponding to a terminal block 24 and utilize light instrument portion 35 that a wire 5 is pressed into the crimp groove 24a; electric wire 5 is pressed into the occasion that all terminal blocks 24 or half terminal block 24 carry out the wiring operation simultaneously compares with the sort of in the past; the power that acts on over cap 3 is reduced; do not use that instrument just can carry out the wiring operation like compressing tool 7 specific purpose tools such as (with reference to Figure 16) or the pliers, and be difficult for causing that the front end of electric wire 5 is bad.Here; the surface of light instrument portion 35 by over cap 3 is pressed and electric wire 5 is pressed in the crimp groove 24a; because over cap 3 form to be placed the recess 31b that finger 6 refers to tripes on the surface of lid body surfaces 31 when pushing the surface, when the wiring operation, can alleviate the surface of pushing over cap 3 when the burden of finger 6.
Here; because over cap 3 is at the state that over cap 3 is installed on the terminal box 2; at the extrusion position that does not dispose each electric wire 5 light instrument portion 35 is set, so when after the wiring end of job, being installed to over cap 3 on the terminal box 2, can prevent that light instrument portion 35 from meeting each electric wire 5.Promptly; the terminal box 2 of present embodiment; as shown in figure 10; with the subtend face of over cap 3 (above); in that each endwaysly is provided with 4 terminal blocks 24 with the both sides (left and right sides portion just) of the direction of insertion orthogonal direction of modular plug; because light instrument portion 35 as shown in phantom in Figure 10; be arranged on the position (in the position that the fore-and-aft direction and the location indentations 22 of the armouring 4a position of the two knob cables 4 of decision are opposed side) that does not have a side of configuration of wires 5 in the position of folding and unfolding between described both sides; so, have and can prevent that light instrument portion 35 from meeting the advantage of each terminal block 24 and each electric wire 5.In addition; in the present embodiment; owing to making the global shape of over cap 3 become symmetrical shape on the central shaft that light instrument portion 35 is located at over cap 3; so; has the advantage of when the surface of pushing over cap 3, pushing over cap 3 easily; and, be installed in state on the terminal box 2 at over cap 3, have the advantage that can effectively utilize the clearance spaces under the over cap 3.In addition, light instrument portion 35 both can be as the position in the position between the both sides as described in being contained in being arranged on like that shown in the double dot dash line among Figure 10, also can as among Figure 10 with shown in the single-point line like that, being arranged on position (position on the extended line at the position between the just described both sides) that the extension outside the position of folding and unfolding between described both sides comes out does not have the position of a side of configuration of wires 5, no matter which kind of situation all has same advantage.In addition; light instrument portion 35; can as among Figure 11 with shown in the double dot dash line like that, the state that takes off over cap from terminal box 2 be provided with as the outside that is configured in terminal box 24 any one, can prevent that light instrument portion 35 from meeting each terminal block 24.
And, at the state that takes off over cap from terminal box 2, also can utilize the compressing tool of selling on the market 7 that electric wire 5 is connected on the terminal block 24.Importantly, adopt the structure of present embodiment, can select the method for wiring operation as required.
In addition; over cap 3 is provided with cancellate ribs 34 (with reference to Fig. 9) in the inside of upper wall of lid main body 31, when covering terminal boxes 2 by lid main body 31 electric wire 5 that is imported into the gap between the adjacent a pair of protective bulkhead 23 can be pressed into to be pressed into 8 leading sections 37 of slit 24a outstanding from the lower edge of ribs 34.Be that over cap 3 is respectively equipped with 4 leading sections 37 about protruding in below lid main body 31; because each leading section 37 is separately positioned on the position corresponding to each terminal block 24; so crimp groove 24a of each 4 terminal block 24 (8 terminal blocks 24 just) about also electric wire 5 can being pressed into simultaneously; with existing the sort of that electric wire 5 is pressed into the occasion of carrying out the wiring operation in all terminal blocks 24 simultaneously is identical; because the instrument that also can use pliers and so on generally to use carries out electric wire 5 is pressed into wiring operation in all terminal blocks 24 simultaneously, so the method for wiring operation will have more selection.
In addition, be formed with the insertion ditch 37a of the upper end of inserting terminal block 24 at leading section 37.Therefore, at the state that is pressed into crimp groove 24a, push electric wire 5, just can prevent electric wire 5 along crimp groove 24a pull-off by over cap 37 at electric wire 5, and, cover terminal block 24 by over cap 3 terminal block 24 is protected.
In the modular jack of present embodiment; on terminal box 2, be provided with even-even (4 pairs) terminal block 8; on over cap 3, be provided with simultaneously even-even (4 pairs) leading section 37; but; as shown in figure 12; if on over cap 3, make the separated part 39 of two half over caps of the logarithm equalization that over cap 3 can be divided into leading section 37; along separated part 39 division protections lid 3 and by pushing the surface of half over cap on one side; after electric wire 5 being pressed into simultaneously the crimp groove of half terminal block 24 of all terminal blocks 24; the surface of half over cap by pushing another side; owing to also can carry out electric wire 5 is pressed into wiring operation among the crimp groove 24a of remaining half terminal block 24 simultaneously; so the method for wiring operation will increase a kind of selection.
(invention effect)
The 1st invention possesses: the shell of the plug insert port opening of insert combined type plug; Arrange In the plug insert port, several terminals that can contact with the contact head of modular plug; Erect respectively Be provided with and have the pressure that is connected with the electric wire of insulating covering electric wire system when being electrically connected with several terminals The terminal box of several terminal plates of access slot; Dismounting freely and cover in the terminal box and establish at least on terminal box The over cap that the terminal plate position is arranged is being taken under the state of over cap, on over cap from terminal box One wire is pressed into a terminal plate of selecting from several terminal plates crimp groove is set makes it electricity The light instrument section that connects. Owing to will be configured to from the over cap that terminal box is taken off light instrument section Corresponding to a terminal plate, utilize light instrument section that one wire is pressed into a crimp groove, so, Carry out the wiring operation with existing the sort of electric wire is pressed in all terminal plates or the half terminal plate simultaneously Situation compare, the power that acts on over cap is reduced, can the extrusion instrument etc. special tool The instrument of tool or similar pliers carries out the wiring operation, and has and be difficult for causing that the electric wire leading section is bad Effect. In addition, owing to also can take from terminal box under the state of over cap, use the extrusion worker The special-purpose instrument such as tool carries out the wiring operation, just can select the method for wiring operation.
The 2nd invention is in the 1st invention, because described over cap is being installed in described terminal box State under, described light instrument section is set, so connecing in the position that does not dispose described each electric wire When being installed to over cap on the described terminal box after the line operation finishes, having and to prevent described simple and easy worker The effect of described each electric wire is run into by tool section.
The 3rd invention, in the 2nd invention, described terminal box with the inserting of described modular plug The both sides of the direction of Inbound quadrature are erect described terminal plate are set, because light instrument section is existed by folding and unfolding Extended position outside position between described both sides or this position does not dispose a side position of described electric wire, So have the effect that can prevent that described light instrument section from meeting each terminal plate.
The 4th invention, in the 2nd invention, described terminal box with the inserting of described modular plug The both sides of the direction of Inbound quadrature are erect described terminal plate are set, because described light instrument section is in peace Be contained in the outside that is configured in described terminal box under the state on the described terminal box, can prevent so have The effect that each terminal plate is met by described light instrument section.
The 5th invention, in the 1st to the 4th invention, described light instrument section is described by pressing The surface of over cap is pressed into described crimp groove with electric wire, because described over cap is formed on and presses described table Place the recess of the finger belly of finger when the face, when the wiring operation, press described over cap so have Can alleviate the effect of finger burden when the surface.
The 6th invention is in the 1st to the 5th invention, because described over cap is respectively connecing with described Line plate respectively outstanding setting the in position of correspondence makes each electric wire can be pressed into respectively several front ends of crimp groove Section, thus with electric wire was pressed into the occasion phase that all terminal plates carry out the wiring operation simultaneously in the past With, also can use the such instrument that generally uses of pliers to carry out electric wire is pressed into all connecing simultaneously Wiring operation in the line plate, therefore, a kind of effect of selection of method of wiring operations more than having.
The structure of the 6th invention is adopted in the 7th invention, in described terminal box even-even institute is set State terminal plate, at described over cap the described leading section of even-even is set simultaneously, because on over cap Formation can be divided into described over cap two half over caps of the logarithm equalization of described leading section Separation unit, so, because by cutting apart described over cap and pressing the table of half over cap on one side Face, electric wire is pressed into simultaneously the crimp groove of terminal plate of half of all terminal plates after, by pressing other The surface of half over cap on one side also can carry out electric wire is pressed into remaining half terminal plate simultaneously Crimp groove in the wiring operation, therefore have the effect of the selection of the method that increases a kind of wiring operation Really.
Claims (7)
1. modular jack is characterized in that possessing: the shell that opening has the plug that inserts modular plug to insert mouthful; Being arranged in plug inserts in the mouth and several terminals that can contact with the contact head of modular plug; Setting is provided with respectively and is electrically connected with each terminal and has a terminal box of several terminal blocks of the crimp groove that is connected the insulating covering electric wire; Dismounting covers the over cap at the position that terminal block is set in the terminal box freely and at least on terminal box,
Give prominence on over cap light instrument portion is set, this light instrument portion is taking off from terminal box under the state of over cap, is pressed into a wire and makes it in the crimp groove of selecting a terminal block of selecting from several terminal blocks to be electrically connected.
2. modular jack according to claim 1 is characterized in that: described over cap under the state that is installed on the described terminal box, the outstanding described light instrument portion that is provided with in the position that does not dispose described each electric wire.
3. modular jack according to claim 2, it is characterized in that: described terminal box, described terminal block is set erectting with the both sides of the direction of the direction of insertion quadrature of described modular plug, described light instrument portion is by in the position of folding and unfolding between described both sides or on the side position extended position outside this position, that do not dispose described electric wire.
4. modular jack according to claim 2, it is characterized in that: described terminal box, described terminal block is set erectting with the both sides of the direction of the direction of insertion quadrature of described modular plug, described light instrument portion is configured in the outside of described terminal box under the state that is installed on the described terminal box.
5. according to each described modular jack in the claim 1～4; it is characterized in that: described light instrument portion; by the surface of pushing described over cap described electric wire is pressed into described crimp groove, described over cap is formed with the recess of placing the finger tripe of finger when pushing described surface.
6. according to each described modular jack in the claim 1～4, it is characterized in that: several leading sections described over cap, that each electric wire can be pressed into crimp groove respectively are outstanding respectively to be arranged on and the corresponding position of each terminal block.
7. modular jack according to claim 6; it is characterized in that: the described terminal block of even-even is set on described terminal box; the described leading section of even-even is set on described over cap simultaneously; form separated part on described over cap, this separated part can be divided into described over cap two equal half over caps of logarithm of described leading section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003110231A JP4039301B2 (en) | 2003-04-15 | 2003-04-15 | Modular jack |
| JP2003110231 | 2003-04-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1538572A CN1538572A (en) | 2004-10-20 |
| CN1259752C true CN1259752C (en) | 2006-06-14 |
Family
ID=33471148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100333769A Expired - Lifetime CN1259752C (en) | 2003-04-15 | 2004-04-07 | Combined socket |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4039301B2 (en) |
| CN (1) | CN1259752C (en) |
| TW (1) | TWI321874B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4893226B2 (en) * | 2006-10-23 | 2012-03-07 | 株式会社Ｊｖｃケンウッド | Speaker input impedance switching device |
| US7922515B2 (en) | 2007-10-30 | 2011-04-12 | Commscope, Inc Of North Carolina | Devices for connecting conductors of twisted pair cable to insulation displacement contacts |
| US8182281B2 (en) * | 2007-10-30 | 2012-05-22 | Commscope, Inc. Of North Carolina | Devices for connecting conductors of twisted pair cable to insulation displacement contacts |
| US7878841B2 (en) | 2009-02-24 | 2011-02-01 | John Mezzalingua Associates, Inc. | Pull through modular jack and method of use thereof |
| US7850481B2 (en) | 2009-03-05 | 2010-12-14 | John Mezzalingua Associates, Inc. | Modular jack and method of use thereof |
| US9590369B2 (en) * | 2014-10-01 | 2017-03-07 | Panduit Corp. | RJ45 jacks and breakaway RJ45 cable assemblies using same |
-
2003
- 2003-04-15 JP JP2003110231A patent/JP4039301B2/en not_active Expired - Fee Related
-
2004
- 2004-04-07 CN CNB2004100333769A patent/CN1259752C/en not_active Expired - Lifetime
- 2004-04-14 TW TW93110437A patent/TWI321874B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP4039301B2 (en) | 2008-01-30 |
| CN1538572A (en) | 2004-10-20 |
| TW200428709A (en) | 2004-12-16 |
| JP2004319207A (en) | 2004-11-11 |
| TWI321874B (en) | 2010-03-11 |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060614 |
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| CX01 | Expiry of patent term |