CN1983738A - Connector for cold cathode tube - Google Patents
Connector for cold cathode tube Download PDFInfo
- Publication number
- CN1983738A CN1983738A CNA2006101218216A CN200610121821A CN1983738A CN 1983738 A CN1983738 A CN 1983738A CN A2006101218216 A CNA2006101218216 A CN A2006101218216A CN 200610121821 A CN200610121821 A CN 200610121821A CN 1983738 A CN1983738 A CN 1983738A
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- China
- Prior art keywords
- cold cathode
- connector
- fluorescent tube
- cathode fluorescent
- moving plate
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/05—Two-pole devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/97—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
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- Connecting Device With Holders (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The present invention provides a connector for cold cathode fluorescent tube, which can dispose cold cathode fluorescent tube and electrode line, and can execute connection reliably even the electrode line has deviation without insert force and bending distortion, the connection can be executed easily, making the connector to minitype, the inner connecting status can be affirmed by eyes and the connection can be reliably executed, the connector can be easily applied to substrate fitting mode and guide lines mode. The case of the connector is formed by the casing (2) and top cover (3), a keep chamber for cold cathode and a connection chamber for receiving connection terminals (4) are disposed in the case, a pair of activation cards (19) with crimping part in the front side is disposed on the contact point (8), the electrode line (6) can be inserted between each activation card (9) with a wedging status when the top part of the cold cathode fluorescent tube (5) is fit into the keep chamber, a top cover having a pair of action doming (12) are covered on the opening part of the case, the activation cards (19) of the contact point (8) are pressed from outside, the electrode line (6) is clamped and crimped by the crimping part.
Description
Technical field
The present invention relates to connector for cold cathode tube, it is used for following situation: for example, to the cold cathode fluorescent tube (CCFL) of main use at back of the body illuminator of liquid crystal indicator etc., the end that keeps cold cathode fluorescent tube with connector, simultaneously, also electrode wires (being also referred to as Dumet copper-clad iron-nickel alloy line etc.) is connected on the contact that is contained in the splicing ear in the connector, is connected to mains side by splicing ear.
Background technology
Cold cathode fluorescent tube is compared with thermionic-cathode tubes such as fluorescent lamps with the general lighting that equally also is fluorescent tube, because electrode structure is simple, therefore, can become very thin shape, thereby can be used as the back of the body illuminator (back lighting) of the various electronic equipments that carry out liquid crystal display and utilization widely, different with general lighting with situations such as fluorescent lamps, because the line of electrode wires directly is the very thin degree of 0.6～0.8mm, be very easy to crooked, and, also very short and have deviation etc. because of electrode wires length, be connected very troublesome with mains side.
The easiest method of attachment is that direct soldering is connected on the electrode wires, but need evenly and reliably to connect, this is very difficult, in the time will changing cold cathode fluorescent tube because of deterioration or other fault, its operation is pretty troublesome, especially, since in recent years, maximize with liquid crystal indicator, under the situation of a large amount of back of the body illuminator of needs, exist problems such as the soldering operating efficiency is very poor, as its solution, utilize such technology formerly of connector, for example be suggested by patent documentation 1 to 4 grade.
Patent documentation 1: TOHKEMY 2005-183011 communique
Patent documentation 2: TOHKEMY 2005-259370 communique
Patent documentation 3: TOHKEMY 2005-294019 communique
Patent documentation 4: No. 3569848 communique of Japan's special permission
In the connector for cold cathode tube that utilizes such technology formerly, for example under the situation of patent documentation 1, it adopts following syndeton, to being contained in the splicing ear in the housing, the electrode wires of cold cathode fluorescent tube is bent into L word shape, front is inserted between stator and the flexure strip from inserting through hole, be connected driver in the housing when rotating when making to pivot, the cam-wall that is arranged on the driver compresses flexure strip, and electrode wires is crimped on the stator side.It can be applied in pin with splicing ear and be connected on the surface mount type on the substrate of supply power.
Under the situation of patent documentation 2, it adopts following syndeton, to being contained in the splicing ear in the housing, be connected driver in the housing when rotating when making to pivot, make cam part that is arranged on the driver and a pair of action movie contact separation of facing to open and close, simultaneously, make a pair of contact switching faced integrally formed with each action movie, between each contact pushing after opening by the joint opposing elastic force of cam part, insert the electrode wires of cold cathode fluorescent tube, this electrode wires is recovered each contact clamping and crimping behind the elastic force by the disengaging owing to cam part.It can be applied in pin with splicing ear and be connected on the surface mount type on the substrate of supply power.
Under the situation of patent documentation 3, it adopts following syndeton, to be contained in the housing at the splicing ear that front is provided with a pair of contact site to be opened/closed, electrode wires by the cold cathode fluorescent tube in the patchhole insertion housing is pressed between each contact site with the quadrature shape, the reaction force of each contact site by being subjected to from the inner walls face after opening is with the electrode wires clamping of cold cathode fluorescent tube be crimped between each contact site.It can be applied in by the pressure contact portion that is arranged on the splicing ear rear end side and connect in the lead type of lead-in wire of supply power.
Under the situation of patent documentation 4, adopt following syndeton, it has: keeps pedestal, the end of cold cathode fluorescent tube is set its vertical configuration, and to each maintaining part of the front that goes between; And based on the connector of terminal box, it holds splicing ear, carries out chimeric dismantledly to keeping pedestal.On splicing ear, form the contact of various uses with plumbness, comprise that electrode that the clamping slit forms electrode wires two branch-like, that connect cold cathode fluorescent tube uses the contact with contact and the lead-in wire that connects the front of splicing ear, by each maintaining part the end of cold cathode fluorescent tube and the front of lead-in wire are placed on the maintenance pedestal, make its chimeric connecting box, with the heart yearn clamping of electrode wires and lead-in wire and be crimped between the slit of each contact.It can be applied in the lead type of the lead-in wire that connects supply power.
In comprising the technology formerly of these patent documentations, for example, under the situation of patent documentation 1, exist the following problem that need to solve: because to the splicing ear of connector, crimping to be bent into the front of the electrode wires of L word shape, therefore, need the lengthening electrode wires, can not be applied in short situation; Need carry out the bending process of L word shape; Because the through hole by connector and splicing ear inserts the front of electrode wires, therefore, the insertion operation of electrode wires bothers very much, and also has the possibility of bending in insertion; Since be the structure that driver is rotated, therefore very big; Can not confirm inner connection status; It is medium to be not easy to be applied in lead type.
In addition, under the situation of patent documentation 2, exist the following problem that needs solution: make the structure of opening between each contact owing to adopting by pushing of elastic force of cam part opposing, therefore, the structure of splicing ear is very complicated, be difficult to carry out large-scale production, simultaneously, maximized owing to make the structure of driver rotation; The assembling of connector also is not easy; It is medium to be difficult to be applied in lead type.
In addition, under the situation of patent documentation 3, exist the following problem that needs solution:, therefore need very big insertion force because the electrode wires insertion is had between each contact site of elastic force; Simultaneously, electrode wires flexural deformation, the possibility that existence can not reliably connect; Can not confirm inner connection status; Be not easy to be applied in surface mount type etc.
In addition, under the situation of patent documentation 4, exist the following problem that needs solution: owing to the heart yearn of electrode wires and lead-in wire need be separately positioned on 2 positions, therefore, assembling work when large-scale production is very numerous and diverse, owing to the heart yearn both sides of electrode wires and lead-in wire are inserted between each contact site with elastic force simultaneously, therefore, need very big insertion force; Simultaneously, if both sides can not be compressed and insert equably, then there is electrode wires flexural deformation, the possibility that can not reliably connect; Be not easy to be applied in surface mount type etc.
Summary of the invention
Therefore, in the present invention, provide a kind of connector for cold cathode tube, it can solve the problem of these prior aries, and especially, its main purpose is: carry out the setting of cold cathode fluorescent tube and electrode wires thereof easily; Even electrode wires is not only short but also deviation is arranged, also can connect reliably; Need not insertion force, do not have flexural deformation, can easily connect; Can make the connector miniaturization; The connection status of Visual Confirmation inside connects on one side reliably on one side; Surface mount type and lead type both sides are all used etc. easily.
Connector for cold cathode tube of the present invention, become following structure: top cover on housing forms connector shell by the housing of the splicing ear that the distribution that is connected to mains side is installed and fastening dismantledly for it, on housing, be formed with: holding chamber, its end with cold cathode fluorescent tube holds and keeps; And junction chamber, it is contained in the splicing ear that disposes the contact on the extended line of cold cathode fluorescent tube, about being provided with on the contact, face each moving plate of shape, the front of each moving plate forms the pressure contact portion that separates, when the end with cold cathode fluorescent tube was installed in the holding chamber, electrode wires just can be inserted between each moving plate to snap in shape.Simultaneously, the structure of connector for cold cathode tube of the present invention be provided with on the top cover with about in the face of each outstanding action projection of shape, when the peristome of fastening at housing, each action is with projection each moving plate from outer side compression contact, with pressure contact portion clamping and crimping electrode wires.(first aspect)
In the connector for cold cathode tube of first aspect, can adopt the end that makes above-mentioned cold cathode fluorescent tube, by being installed in the padded coaming of holding chamber side or cold cathode fluorescent tube side, flexibly be supported in the form on the housing.(second aspect)
In the connector for cold cathode tube of first aspect or second aspect, has following structure, in above-mentioned housing, a holding chamber and a part of holding the junction chamber of contact are exposed be arranged on the peristome side that obturation is got up by the top cover fastening, simultaneously, the contact configurations Cheng Kecong peristome side that will have the splicing ear of the pin sheet that is connected to printed base plate is overlooked each moving plate, be contained in the junction chamber, when cold cathode fluorescent tube under the peristome side pressure, just the end is installed in the holding chamber, and, electrode wires can be inserted between each moving plate of contact.Can adopt the form that can be applied in surface mount type, look from the peristome sidelong glance and confirm the insertion state of electrode wires each moving plate.(third aspect)
In the connector for cold cathode tube of first aspect or second aspect, has following structure, in above-mentioned housing, cold cathode fluorescent tube is extended the holding chamber of a distolateral opening that is provided with, and the junction chamber that exposes in the peristome side inaccessible by the top cover fastening, vertical configuration ground is provided with, in junction chamber, hold splicing ear, the contact of this splicing ear disposes the contact at the pressure contact portion that makes each moving plate, simultaneously with respect to becoming vertical configuration with lead-in wire wire connecting brace under the state of holding chamber side, in junction chamber, the fenestra portion of nick shaped is set in the position that can overlook each moving plate, inserts cold cathode fluorescent tube, the end of cold cathode fluorescent tube is installed in the holding chamber from a distolateral opening, and, electrode wires can be inserted between each moving plate of contact.Can adopt the form that is applied in lead type, from the insertion state of fenestra portion Visual Confirmation electrode wires to each moving plate.(fourth aspect)
In the connector for cold cathode tube of first aspect, adopt following structure, in the time of on the peristome of top cover fastening, be arranged on each action on the top cover with projection each moving plate, insert electrode wires between each moving plate to snap in shape with pressure contact portion clamping and crimping from outer side compression contact at housing.This pressure contact portion can be arranged on the end position adjacent with cold cathode fluorescent tube, simultaneously, as long as the peristome that makes top cover be close to housing flatly compresses, just can fastening.
Thereby, on the electrode wires when the end with cold cathode fluorescent tube is installed to housing, because the contact is not required insertion force, therefore, do not have flexural deformation, can install reliably, in addition, by pressure contact portion being arranged on the end position adjacent with cold cathode fluorescent tube,, also can connect reliably even the length of electrode wires is not only short but also deviation is arranged, and then, compressing the simple operations of top cover, can be easily and crimping electrode wires reliably, simultaneously, because top cover is installed, therefore, the effect of integral miniaturization of connector etc. can be expected to make in unnecessary very big space.
According to the connector for cold cathode tube of second aspect, the installation of padded coaming is very easy to, and simultaneously, by padded coaming, can tighten the maintenance cold cathode fluorescent tube safely.
In the connector for cold cathode tube of the third aspect, part by making holding chamber and junction chamber is exposed and is provided with in the peristome side, when cold cathode fluorescent tube under the peristome side pressure, just the end with cold cathode fluorescent tube is installed in the holding chamber, and, owing to electrode wires can be inserted between each moving plate of contact, therefore, the assembling work of the relative housing of cold cathode fluorescent tube can be carried out easily and reliably, simultaneously, by peristome, can carry out under the state of Visual Confirmation at easy insertion state electrode wires, carry out the fastening operation of top cover.
In the connector for cold cathode tube of fourth aspect, owing to insert cold cathode fluorescent tube from a distolateral opening, the end of cold cathode fluorescent tube is installed in the holding chamber, and, electrode wires is inserted between each moving plate of contact, therefore, the assembling work of the relative housing of cold cathode fluorescent tube can be carried out easily and reliably, simultaneously, and by fenestra portion, can carry out under the state of Visual Confirmation at easy insertion state, carry out the fastening operation of top cover electrode wires.
Description of drawings
Fig. 1 uses the 1st execution mode of the present invention, is splicing ear is connected to surface mount type on the printed base plate, and the stereogram of the connector for cold cathode tube of installing before the top cover is installed in expression on substrate.
Fig. 2 is the state behind the installation top cover in Fig. 1, (a) expression vertical view, (b) expression side view.
In representing, Fig. 3 is located at the stereogram of the splicing ear in the connector for cold cathode tube of Fig. 1.
Fig. 4 is the sectional view of Fig. 2, and (a) expression is along the sectional view of IV (a)-IV (a) line, and (b) expression is along the sectional view of IV (b)-IV (b) line.
Fig. 5 is the sectional view of Fig. 2, and (a) expression is along the sectional view of V (a)-V (a) line, and (b) expression is along the sectional view of V (b)-V (b) line.
Fig. 6 is that expression is being installed pretectal vertical view according to the connector for cold cathode tube of the 1st execution mode.
Fig. 7 is the variation of the 1st execution mode, and is identical with Fig. 1, is installed in the stereogram of the connector for cold cathode tube on the substrate before the expression installation top cover.
Fig. 8 is the sectional view same with Fig. 4, (a) expression longitudinal section, (b) expression cross-sectional view.
Fig. 9 uses the 2nd execution mode of the present invention, is the lead type that splicing ear is connected to lead-in wire, after expression is connected to and goes between and at the stereogram that pretectal connector for cold cathode tube is installed.
Figure 10 is the vertical view of presentation graphs 9.
Figure 11 is illustrated among Fig. 9 by the stereogram of the top cover of fastening.
In representing, Figure 12 is located at the stereogram of the splicing ear of the band lead-in wire in the connector for cold cathode tube of Fig. 9.
Figure 13 is the sectional view of the state behind the installation top cover among Fig. 9, (a) expression longitudinal section, (b) expression cross-sectional view.
Figure 14 is the variation of the 2nd execution mode, is located at the stereogram of the splicing ear of the band lead-in wire in the connector for cold cathode tube in the expression.
Figure 15 is identical with Figure 13, is the sectional view of the state behind the installation top cover, (a) expression longitudinal section, (b) expression cross-sectional view.
Figure 16 is identical with Figure 10, and pretectal side view is installed in expression.
Symbol description
1,1A, 22,22A ... connector for cold cathode tube
2,2A, 23,23A ... housing
3,3A, 24,24A ... top cover
4,26 ... splicing ear
5 ... cold cathode fluorescent tube
6 ... electrode wires
7 ... printed base plate
8,27 ... the contact
9,28 ... dividing plate
9a ... the groove of the notch
28a ... through hole
10,20,29 ... padded coaming
11,33 ... card only bears sheet
12,38 ... the action projection
12a, 38a ... taper surface
13 ... guide plate
14 ... the groove of the notch
15,37 ... hooking sheet
16,39,42 ... connecting plate
39a ... through hole
39b ... fenestra portion
17 ... the pin sheet
18 ... vertical piece
19,41,44 ... moving plate
19a ... prerotation vane
19b, 41a, 44a ... pressure contact portion
21 ... pressing projection
25 ... lead-in wire
30 ... fenestra portion
31 ... notch
32 ... pressing plate
34 ... the guiding supporting spring
35 ... connect side wall surface
35a ... grip block
36 ... keep side wall surface
36a ... grip block
40,43 ... the electric wire brace
45 ... besel
Embodiment
To connector for cold cathode tube of the present invention, the accompanying drawing according to expression application preferred forms of the present invention is described in detail.Fig. 1～Fig. 6 is that expression is applied in the 1st execution mode that splicing ear is connected to the surface mount type of printed base plate.Fig. 7～Fig. 8 is the variation that expression is applied in the 1st execution mode of surface mount type.Fig. 9～Figure 13 is that expression is applied in the 2nd execution mode that splicing ear is connected to the lead type of lead-in wire.Figure 14～Figure 16 is the variation that expression is applied in the 2nd execution mode of lead type.
The 1st execution mode is described, and Fig. 1 is that the pretectal stereogram that is installed in the connector for cold cathode tube 1 on the substrate is installed in expression.Fig. 2 is the state after top cover is installed in expression, (a) expression vertical view, (b) expression side view.The stereogram of the binding post that Fig. 3 establishes in representing in the connector for cold cathode tube 1.Fig. 4 is the sectional view of Fig. 2, and (a) expression is along the sectional view of I-I line, and (b) expression is along the sectional view of II-II line.Fig. 5 is the sectional view of Fig. 2, and (a) expression is along the sectional view of III-III line, and (b) expression is along the sectional view of IV-IV line.Fig. 6 represents to install pretectal vertical view.
Connector for cold cathode tube 1 has following structure, to be that the housing 2 and the top cover 3 of rectangular box of an opening is chimeric dismantledly with resin forming, constitute connector shell, in housing 2, the electrode wires 6 of connection cold cathode fluorescent tube 5 and the splicing ear 4 of mains side are set, splicing ear 4 is installed on the printed base plate 7 of the distribution that is laid with supply power, and simultaneously, connector shell keeps the end of cold cathode fluorescent tube 5.By with top cover 3 fastenings on housing 2, thereby make contact 8 clampings and the crimping electrode wires 6 of splicing ear 4.
Connector shell synthetic resin material moulding integratedly, connector shell is provided with dividing plate 9 in housing 2, dividing plate 9 is formed with the groove of the notch 9a of Y word shape, in the holding chamber that housing 2 one sides form, accommodate padded coaming 10 with formation such as silicon rubber, padded coaming 10 flexibly keeps the end of cold cathode fluorescent tube 5, simultaneously, be arranged in the junction chamber of housing 2 opposite sides, splicing ear 4 is installed, and splicing ear 4 is connected by the electrode wires 6 that groove of the notch 9a gives prominence to end from cold cathode fluorescent tube 5, at two side external surfaces of housing 2, the card that wedge-like is set only bears sheet 11, is used for tightening dismantledly top cover 3.
In addition, top cover 3 usefulness synthetic resin material moulding integratedly, top cover 3 forms box-shaped chimeric with the mode of the outer wall that surrounds housing 2 and housing 2 and fastening, the inner face of front forms taper surface 12a and each action usefulness projection 12 of giving prominence in the face of shape ground about being, 12, the fastening that is arranged on top cover 3 is on the inner bottom surface of junction chamber one side, simultaneously, in each action projection 12, guide plate 13 is set between 12, this action can be slided along dividing plate 9 with projection 12 and guide plate 13, the groove of the notch 14 is set on the wall of holding chamber side, be used to pass cold cathode fluorescent tube 5, on the inner face of the both sides of top cover 3, hook-shaped hooking sheet 15 is set, and the card that is used to be clamped on housing 2 only bears sheet 11.
Splicing ear 4 is formed by the rubber-like sheet metal, and it has: connecting plate 16, connecting plate 16 are arranged on steadying plate 16b the both sides of the fixed part 16a that installs with the state that is pressed into housing 2; Pin sheet 17, it is connected on the printed base plate 7 with scolding tin from connecting plate 16 sagging settings; With contact 8, it stands upright on the connecting plate 16.Each moving plate 19,19 that forms in the face of shape about the front bending machining one-tenth of vertical piece 18 is set on the contact 8, on moving plate 19, be processed to form the prerotation vane 19a of conical surface shape along inside bend, simultaneously, front at moving plate 19 forms the pressure contact portion 19b that processes along inside bend, and each pressure contact portion 19b can separate under the state that snaps in electrode wires 6 each other.
Connector for cold cathode tube 1 with above structure, it will be equipped with the housing 2 of splicing ear 4 in the junction chamber, be installed on the printed base plate 7 by pin sheet 17, in holding chamber, the end of cold cathode fluorescent tube 5 is pressed into from the top remains on the padded coaming 10, simultaneously, base end side is inserted the groove of the notch 9a of dividing plate 9 from the electrode wires 6 that the end of cold cathode fluorescent tube 5 is outstanding, front is entrapped between each pressure contact portion 19b of contact 8, from the installment state of junction chamber top to pressure contact portion 19b and electrode wires 6, with visual confirm after, relative housing 2 is from top fastening top cover 3.
Behind fastening top cover 3, be formed on the taper surface 12a and the prerotation vane 19a butt that be formed on conical surface shape contact 8 on of action with the front end inboard of projection 12, on one side with the crooked to the inside insertion on one side of each moving plate 19, because action is being supported on outside extruding under the state of junction chamber internal face with projection 12, be contained in the junction chamber, therefore, each pressure contact portion 19b by contact 8 front, holding electrode line 6 under crimped status, electrode wires 6 can be connected on the splicing ear 4, simultaneously, this connection status can keep with the chucking that card only bears sheet 11 by the hooking sheet 15 as the setting of chucking holding device on housing 2 and top cover 3.
Secondly, variation to the 1st execution mode, describe with Fig. 7～Fig. 8, Fig. 7 and Fig. 1 similarly represent to install the stereogram that is installed in the connector for cold cathode tube 1A on the substrate before the top cover, Fig. 8 is the sectional view same with Fig. 4, (a) expression longitudinal section, (b) expression cross-sectional view, this variation is to replace in the 1st execution mode in advance at housing 2 sides installation padded coaming 10 and in advance with the execution mode of padded coaming fastening on the end of cold cathode fluorescent tube 5, because other structure and the 1st execution mode do not change, therefore, to same parts, give prosign, omit its detailed description.
Connector for cold cathode tube 1A has following structure, it constitutes connector shell with housing 2A and top cover 3A, in housing 2A, the electrode wires 6 of connection cold cathode fluorescent tube 5 and the splicing ear 4 of mains side are set, splicing ear 4 is installed on the printed base plate 7 that is laid with behind the supply power distribution, and simultaneously, connector shell keeps the end of cold cathode fluorescent tube 5, by with top cover 3A fastening on housing 2A, just make contact 8 clampings and the crimping electrode wires 6 of splicing ear 4.
In the 1st execution mode, because padded coaming 10 is installed in the holding chamber of housing 2A, therefore, housing 2 makes the holding chamber side form the otch flute profile to keep, but in this variation, because end at cold cathode fluorescent tube 5, coating is provided with the padded coaming cylindraceous 20 of grooving, therefore, the holding chamber side of housing 2A is formed U word shape flute profile, simultaneously, become the structure that padded coaming 20 is provided with pressing projection 21 on top cover 3A, other structure of housing 2A and top cover 3A is identical with the situation of the 1st execution mode.
Connector for cold cathode tube 1A with variation of above structure, in advance padded coaming 20 cylindraceous is coated on the periphery of cold cathode fluorescent tube 5, the holding chamber of relative housing 2A, be pressed into and keep the end of cold cathode fluorescent tube 5 from the top, simultaneously, electrode wires 6 from the end after outstanding, base portion side is inserted among the groove of the notch 9a of dividing plate 9, front is snapped onto between each pressure contact portion 19b of contact 8, when after the installment state of junction chamber top Visual Confirmation pressure contact portion 19b and electrode wires 6, to housing 2A, from top fastening top cover 3A.
The connector for cold cathode tube 1A of this variation, if compare with the situation of the connector for cold cathode tube 1 of the 1st execution mode, owing to be not that padded coaming 20 is installed in housing 2A side, therefore, its advantage is: the structure of housing 2A becomes very simple, and the cost of mold for forming is reduced, simultaneously, need not to install the equipment of padded coaming 20 etc., but opposite, also there are the difficult points such as operation that padded coaming 20 need be coated on the end periphery of cold cathode fluorescent tube 5.
Secondly, describe being applied in the 2nd execution mode that splicing ear is connected to the lead type of lead-in wire, Fig. 9 is that expression is connected to the lead-in wire back and at the stereogram that pretectal connector for cold cathode tube 22 is installed.Figure 10 is a same vertical view of expression.Figure 11 represents the stereogram of top cover 24.Figure 12 represents to connect in advance the stereogram of the splicing ear 26 behind the lead-in wire 25.Figure 13 is the cross section of the state behind the installation top cover, (a) expression longitudinal section, (b) expression cross-sectional view.
Connector for cold cathode tube 22 is identical with the situation of the 1st execution mode, connector for cold cathode tube 22 has following structure, utilize housing 23 and the fastening dismantledly top cover 24 on housing 23, constitute connector shell, splicing ear 26 is set in housing 23, be used to connect the electrode wires 6 of cold cathode fluorescent tube 5 and the distribution of mains side, the lead-in wire 25 that on splicing ear 26, connects supply power, simultaneously, the end that keeps cold cathode fluorescent tube 5 with connector shell, when top cover 24 fastenings on housing 23 time, are just made contact 27 clampings and the crimping electrode wires 6 of splicing ear 26.
The following formation of connector shell, the housing 23 of connector shell will keep the holding chamber of cold cathode fluorescent tube 5 ends and the junction chamber of splicing ear 26 will be installed, press the L word shape of vertical configuration configuration, form the box-shaped of the rectangle that makes an opening with resin forming, between holding chamber and junction chamber, identical with the situation of the 1st execution mode, dividing plate 28 is set, simultaneously, the through hole 28a make the conical surface shape that electrode wires 6 passes is set on dividing plate 28, padded coaming 29 is received in the holding chamber, simultaneously, in junction chamber, configuration contact 27 on the extended line of cold cathode fluorescent tube 5, under such mode, the splicing ear 26 of mounting strap lead-in wire 25.
In addition, on housing 23, on the two side walls of junction chamber, be provided with: fenestra portion 30, it is used for the connection status of the contact 27 of 6 pairs of junction chambers of Visual Confirmation electrode wires; And the notch 31 of drawing the U word shape of lead-in wire 25.At the pars intermedia of junction chamber, the pressing plate 32 to contact 27 is set, simultaneously, on the two side walls of holding chamber, be provided with: tighten dismantledly and keep the card of top cover 24 only to bear sheet 33; And guiding supporting spring 34, it only bears sheet 33 guiding to card, and protection card is only born sheet 33.
Top cover 24 forms the connection side wall surface 35 of コ word shape of peristome that can inaccessible junction chamber and the flat maintenance side wall surface 36 of peristome that can inaccessible holding chamber, and will be from keeping the outstanding grip block 36a of side wall surface 36 and forming parallel shape from connecting side wall surface 35 outstanding grip block 35a, simultaneously, between grip block 36a and grip block 35a, hooking sheet 37 is set, connecting on the side wall surface 35, on internal face, front formed taper surface 38a and about each action usefulness projection 38,38 of giving prominence in the face of shape ground.
Connector for cold cathode tube 22 with above structure, after in the junction chamber that will be installed to housing 23 with the splicing ear 26 of lead-in wire 25, and, when on the padded coaming in holding chamber 29 when horizontal direction is pressed into and keep the end of cold cathode fluorescent tube 5, owing to the through hole 28a of the electrode wires 6 after outstanding from the end by dividing plate 28, be inserted between each moving plate 41,41 of contact 27, therefore, after the installment state of the pressure contact portion 41a of 6 pairs of each moving plates 41,41 of top Visual Confirmation electrode wires of junction chamber, relative housing 23 is from top fastening top cover 24.
When fastening top cover 24, be formed on the taper surface 38a of action with the front of projection 38, because butt is formed on each moving plate 41 on the contact 27,41, make each moving plate 41 crooked to the inside on one side, to move on one side and be received in the junction chamber with projection 38, therefore, by each moving plate 41, each pressure contact portion 41a of 41 front, 41a, under the state of crimping electrode wires 6, holding electrode line 6 can be connected to electrode wires 6 on the splicing ear 26, simultaneously, this connection status keeps with the chucking that card only bears sheet 33 by the hooking sheet 37 as the setting of chucking holding device in housing 23 and top cover 24.
Secondly, the variation to the 2nd execution mode describes with Figure 14～Figure 16, and Figure 14 is identical with Figure 12, and expression connects the stereogram of the splicing ear 26 of lead-in wire 25 in advance.Figure 15 is identical with Figure 13, is the cross section of the state behind the installation top cover, (a) expression longitudinal section, (b) expression cross-sectional view.Figure 16 is identical with Figure 10, after expression is connected to and goes between and at the side view that pretectal connector for cold cathode tube 22A is installed.This variation be with respect in the 2nd execution mode from the installment state of junction chamber top Visual Confirmation electrode wires 6, and can carry out the execution mode of Visual Confirmation from the left and right sides, to the parts identical with the 2nd execution mode, give prosign, omit its detailed description.
Connector for cold cathode tube 22A is identical with the situation of the 2nd execution mode, the top cover 24A on housing 23A by housing 23A and fastening dismantledly, constitute connector shell, splicing ear 26A is set in housing 23A, be used to connect the electrode wires 6 and the mains side of cold cathode fluorescent tube 5, the lead-in wire 25 that on splicing ear 26A, connects supply power, simultaneously, connector for cold cathode tube 22A constitutes the end that keeps cold cathode fluorescent tube 5 with connector shell, when top cover 24A fastening on housing 23A the time, is just made contact 27A clamping and the crimping electrode wires 6 of splicing ear 26A.
In this variation, especially, for can be from the installment state of the left and right sides Visual Confirmation electrode wires 6 of housing 23A, utilized the splicing ear 26A of band lead-in wire 25, splicing ear 26A forms with the rubber-like sheet metal, splicing ear 26A has: connecting plate 42, and it is installed in housing 23A and goes up and form コ word shape; Electric wire brace 43, it will go between and 25 be connected on the connecting plate 42; And contact 27A, it is connected to electrode wires 6 on the connecting plate 42.
Claims (4)
1. a connector for cold cathode tube is characterized in that,
This connector for cold cathode tube has following structure:
Top cover on housing forms connector shell by housing that the splicing ear that is connected to the mains side distribution is installed and fastening dismantledly,
On described housing, be formed with:
Holding chamber, it is used for the end of cold cathode fluorescent tube is held and keeps; With
Junction chamber, it is contained in the splicing ear that disposes the contact on the extended line of cold cathode fluorescent tube;
About being provided with on the contact,, form the pressure contact portion that separates in the front of each moving plate in the face of each moving plate of shape,
When the end with cold cathode fluorescent tube was installed in the holding chamber, electrode wires just can be inserted between each moving plate to snap in shape,
Simultaneously, be provided with on the top cover with about in the face of each outstanding action projection of shape, when the peristome of fastening at housing, described each move with projection each moving plate from outer side compression contact, thereby with pressure contact portion clamping and crimping electrode wires.
2. connector for cold cathode tube as claimed in claim 1 is characterized in that,
The end of described cold cathode fluorescent tube by being installed in the padded coaming of holding chamber side or cold cathode fluorescent tube side, flexibly is supported on the housing.
3. connector for cold cathode tube as claimed in claim 1 or 2 is characterized in that,
This connector for cold cathode tube has following structure:
In described housing, make a holding chamber and a part of holding the junction chamber of contact, expose the peristome side that is arranged on obturation by the fastening of top cover,
Simultaneously, will have the contact of the splicing ear of the pin sheet that is connected to printed base plate, being configured to and can being contained in the junction chamber from the state that the peristome side is overlooked each moving plate,
When cold cathode fluorescent tube under the peristome side pressure, the end is installed in the holding chamber, and electrode wires can be inserted between each moving plate of contact,
Thereby can be applied in the form of surface mount type, look from the peristome sidelong glance and confirm the insertion state of electrode wires each moving plate.
4. connector for cold cathode tube as claimed in claim 1 or 2 is characterized in that,
This connector for cold cathode tube has following structure:
In described housing, holding chamber and junction chamber are set vertical configuration, wherein this holding chamber makes cold cathode fluorescent tube extend a distolateral opening that is provided with, and junction chamber exposes the peristome side inaccessible by the fastening of top cover,
Hold splicing ear in junction chamber, the contact of this splicing ear is with respect to becoming vertical configuration with lead-in wire wire connecting brace,
Under the state of holding chamber side, dispose the contact at the pressure contact portion that makes each moving plate,
Simultaneously, in junction chamber, the fenestra portion of nick shaped is set in the position that can overlook each moving plate,
Insert cold cathode fluorescent tube from a distolateral opening, the end of cold cathode fluorescent tube is installed in the holding chamber, and, electrode wires can be inserted between each moving plate of contact,
Thereby can be applicable in the form of lead type, from the insertion state of fenestra portion Visual Confirmation electrode wires to each moving plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005362599A JP4753705B2 (en) | 2005-12-16 | 2005-12-16 | Cold cathode tube connector |
| JP2005362599 | 2005-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1983738A true CN1983738A (en) | 2007-06-20 |
Family
ID=38166065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101218216A Pending CN1983738A (en) | 2005-12-16 | 2006-08-24 | Connector for cold cathode tube |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4753705B2 (en) |
| KR (1) | KR20070064230A (en) |
| CN (1) | CN1983738A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102035091A (en) * | 2009-10-06 | 2011-04-27 | 日本航空电子工业株式会社 | Contact and connector |
| CN114340475A (en) * | 2019-06-27 | 2022-04-12 | 尼普洛株式会社 | Housing case with electrode pad for living body and biological signal processing device provided with housing case with electrode pad for living body |
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| JP4583298B2 (en) * | 2005-12-19 | 2010-11-17 | モレックス インコーポレイテド | Socket for tubular light source |
| JP4738275B2 (en) | 2006-07-07 | 2011-08-03 | 日本航空電子工業株式会社 | Lamp tube connector |
| JP2009037921A (en) * | 2007-08-02 | 2009-02-19 | Jst Mfg Co Ltd | Electric connector and backlight device |
| JP2009037926A (en) * | 2007-08-02 | 2009-02-19 | Jst Mfg Co Ltd | Electric connector and backlight device |
| JP4949163B2 (en) * | 2007-08-02 | 2012-06-06 | 日本圧着端子製造株式会社 | Electrical connector and backlight device |
| US8388206B2 (en) | 2008-03-04 | 2013-03-05 | Sharp Kabushiki Kaisha | Backlight device, display device and television receiver |
| JP5387633B2 (en) * | 2011-08-05 | 2014-01-15 | パナソニック株式会社 | Discharge tube and light emitting device including the discharge tube |
| CN104078810B (en) * | 2014-05-29 | 2015-12-23 | 瑞安市恒雄电器有限公司 | A kind of both-end lamp socket and be provided with the light fixture of this both-end lamp socket |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0376767A (en) * | 1989-08-21 | 1991-04-02 | Mitsubishi Kasei Corp | Ink jet recording fluid |
| JPH0992410A (en) * | 1995-09-22 | 1997-04-04 | Sumitomo Wiring Syst Ltd | Card edge connector |
| JP4569031B2 (en) * | 2001-04-23 | 2010-10-27 | パナソニック電工株式会社 | Glow starter socket |
| JP3688684B2 (en) * | 2003-02-27 | 2005-08-31 | 株式会社Ｓａｋ | Electric wire connector for cold cathode tubes |
| JP4282462B2 (en) * | 2003-12-16 | 2009-06-24 | アベニールエレクトロニクスインターナショナル株式会社 | LCD backlight connection device |
| JP2005259370A (en) * | 2004-03-09 | 2005-09-22 | Avenir Electronics International Co Ltd | Connector device for fluorescent tube |
| JP4728065B2 (en) * | 2005-08-12 | 2011-07-20 | 日本圧着端子製造株式会社 | Electrical connector and liquid crystal display device including the same |
-
2005
- 2005-12-16 JP JP2005362599A patent/JP4753705B2/en active Active
-
2006
- 2006-07-03 KR KR1020060062093A patent/KR20070064230A/en not_active Application Discontinuation
- 2006-08-24 CN CNA2006101218216A patent/CN1983738A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102035091A (en) * | 2009-10-06 | 2011-04-27 | 日本航空电子工业株式会社 | Contact and connector |
| CN114340475A (en) * | 2019-06-27 | 2022-04-12 | 尼普洛株式会社 | Housing case with electrode pad for living body and biological signal processing device provided with housing case with electrode pad for living body |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4753705B2 (en) | 2011-08-24 |
| KR20070064230A (en) | 2007-06-20 |
| JP2007165208A (en) | 2007-06-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |