CN100338825C - High-voltage connector assembly and method for manufacturing same - Google Patents
High-voltage connector assembly and method for manufacturing same Download PDFInfo
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- CN100338825C CN100338825C CNB2005100082040A CN200510008204A CN100338825C CN 100338825 C CN100338825 C CN 100338825C CN B2005100082040 A CNB2005100082040 A CN B2005100082040A CN 200510008204 A CN200510008204 A CN 200510008204A CN 100338825 C CN100338825 C CN 100338825C
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- metal die
- ester moulding
- semi
- splicing ear
- voltage connector
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Abstract
To provide a high voltage connector capable of maintaining insulation performance, and to provide its manufacturing method. Receiving grooves 241 are formed in halved bodies 21 respectively, and the halved bodies form a tubular body when they are brought into a cylindrical condition. If both halved bodies 21 are matched after a resistance element 13 is assigned to one receiving groove 241 when they are in a halved condition, the resistance element 13 is held between both receiving grooves 241 and its peripheral surface is sealed. On the other hand, two insert pins 27 (position holding parts) are formed on the outside of both halved bodies 21 respectively, and are disposed at the position where the insert pins 27 face each other, in the cylindrical condition. In addition, a cut part 26A is formed at the base part of each insert pin 27, and is formed into an almost U-shape when viewed from the top.
Description
Technical field
The present invention relates to a kind of high-voltage connector and manufacture method thereof.
Background technology
As in the past provide high-tension high-voltage connector to machine, have in the wire component that constitutes in that coated electric wire, resistive element and splicing ear are connected in series, around resistive element and splicing ear, form the device of connector outer cover.
The manufacture method of this high-voltage connector, adopt following operation: after electric wire, resistive element and splicing ear are connected in series, splicing ear and resistive element are arranged in the metal die, for example around resistive element and splicing ear, form resinous connector outer cover (for example with reference to patent documentation 1) by inserting shaping.
Patent documentation 1: the spy opens the 2003-31331 communique
Yet, in the above-described configuration, dispose, thereby resin heat is directly to resistive element conduction owing to resistive element exposes in metal die, its result, resistive element is subjected to heat damage, may cause some inappropriate situations.And, if resistive element directly is subjected to the resin pressure from the side, also may depart from the position that should be in.
Summary of the invention
The present invention is the invention of finishing according to above-mentioned situation, and its purpose is to provide a kind of high-voltage connector and the manufacture method thereof that can positively keep insulation property.
As the device that achieves the above object, the invention of technical scheme 1 is characterised in that, wire component is embedded in the outer cover that forms with metal die by above-mentioned ester moulding, and this shop line component has: electric wire, splicing ear, be connected in electric device between these, constitute by insulating element and show sealing state greatly and hold the accommodation section of above-mentioned electric device and be arranged on ester moulding to above-mentioned accommodation section of major general and above-mentioned splicing ear and keep their relative ester mouldings to keep the posture maintaining part of the insulating properties of prescribed form with metal die when inner with metal die.
The invention of technical scheme 2 as described in technical scheme 1, wherein, is provided with the internal part of integrally formed above-mentioned accommodation section and above-mentioned posture maintaining part.
The invention of technical scheme 3, as described in technical scheme 1 or 2, wherein, above-mentioned posture maintaining part radius vector direction periphery is outstanding, has its end face and can be connected to the insertion pin of above-mentioned ester moulding with the inner surface of metal die.
The invention of technical scheme 4, as described in technical scheme 2 or 3, wherein, above-mentioned internal part, the a pair of semi-cut body that is had divisional plane by the closure along above-mentioned electric device, splicing ear and electric wire forms, and above-mentioned insertion pin is along the switching direction of above-mentioned ester moulding with metal die, the tab-like outer surface that is formed in two semi-cut bodies.
The invention of technical scheme 5, as technical scheme 3 or 4, wherein, above-mentioned insertion pin forms, by means of the resin pressure that penetrates in metal die to above-mentioned ester moulding, can make its end face that the inclination and distortion of above-mentioned ester moulding with the inner surface of metal die takes place to break away from.
The invention of technical scheme 6 is characterised in that, comprising: electric device is connected in operation between electric wire and the splicing ear; By above-mentioned electric device being contained in the accommodation section that constitutes by insulator, roughly become the operation of sealing state; Sealing process perhaps before and after it, is installed the posture maintaining part of insulating properties simultaneously on above-mentioned accommodation section and above-mentioned splicing ear therewith, forms the operation of wire component; To cover the state of above-mentioned splicing ear, be arranged at ester moulding to the above-mentioned accommodation section of major general and use metal die inside, use above-mentioned posture maintaining part, above-mentioned relatively ester moulding metal die, the operation of the posture of maintenance regulation; At least burying the forming process of carrying out the shaping of outer cover under the state of above-mentioned accommodation section underground.
Technical scheme 1 and 6 invention
Make electric device become sealing state by the accommodation section; and by the posture that the posture maintaining part gives link and the relative ester moulding metal die maintenance of electric device is stipulated; therefore outer cover can correctly be formed on splicing ear and the resistive element, and can protect electric device to avoid heat damage.Thus, can guarantee function as high-voltage connector.
The invention of technical scheme 2
By integrally formed accommodation section and posture maintaining part, can reduce number of components and worker ordinal number.
The invention of technical scheme 3
If constitute the posture maintaining part is formed concavity, make to be arranged at ester moulding and to embed this recess, just can not guarantee in the outer cover that forms and the resin thickness of the corresponding part of recess, cause decreasing insulating with the projection on the metal die.In contrast, in the invention of technical scheme 3, owing to constitute the posture maintaining part by inserting pin, thereby can guarantee the resin thickness of outer cover, thus, can guarantee insulation property.
The invention of technical scheme 4
If constitute internal part, penetrate resin in metal die and when forming outer cover, semi-cut body may be owing to this resin pressure separates to ester moulding by a pair of semi-cut body.In contrast, in the invention of technical scheme 4, because the outstanding insertion pin that is formed on the outer surface of two semi-cut bodies is connected to the metal die inner surface, thereby semi-cut body can not separate.
The invention of technical scheme 5
When ester moulding, if at ester moulding with potting resin in the metal die, then because this resin pressure, insert pin run-off the straight distortion and break away from the inner surface of ester moulding with metal.Thus, inserting pin becomes the state of being enclosed outer cover inside, thereby discharge path is limited, thereby can further improve insulation property.
Description of drawings
Fig. 1 is the side sectional view of the high-voltage connector of execution mode 1.
Fig. 2 is the decomposition diagram of high-voltage connector.
Fig. 3 is the perspective view of high-voltage connector.
Fig. 4 is that the B-B of wire component is to cutaway view.
Fig. 5 is that the C-C of wire component is to cutaway view.
Fig. 6 is the cutaway view of internal part and metal die.
Fig. 7 is the cutaway view of internal part and metal die.
Fig. 8 is the cutaway view of high-voltage connector.
Embodiment
Execution mode 1
Referring to figs. 1 through Fig. 6, the execution mode 1 of high-voltage connector of the present invention is described.
The high-voltage connector of present embodiment, for example be mounted on the photocopier, be used for applying high voltage to this photosensitive drums, so that the charged outage of photosensitive drums and apply the parts that ink powder breaks away to the absorption of photosensitive drums, by wire component 10, by inserting connector outer cover 30 (hereinafter referred to as the outer cover 30) formation that is shaped and around this wire component 10, forms.
In addition, the direction of stipulating arrow A among Fig. 2 is the place ahead.
＜wire component 〉
Coated electric wire 11 be can anti-10000～30000 (V) the high-tension high pressure resistant electric wire of using, cut out the length of regulation, the coating of both end sides is peeled off, conductor is exposed.
Splicing ear 12 is made of metal base station 12A and the metal helical spring 12C that is installed on base station 12A.It is cylindric that base station 12A becomes, and form large-diameter portion 12B near the central authorities in the axial direction.On base station 12A, helical spring 12C is pressed into to the degree of depth that arrives large-diameter portion 12B.
It is the resistance of 1000～10000 (Ω) that resistive element 13 uses its resistance value, has the function of absorption from the leakage current of high voltage source.Thus, can suppress the generation of magnetic noise, prevent the malfunction of peripheral machine.In the splicing ear of this resistive element 13, at one end side is by soldering or be fastenedly connected the conductor of coated electric wire 11, and another is distolateral to be electrically connected on the splicing ear 12 by soldering.
These internal part 20 integral body form the shaft-like of cylinders, and as Fig. 2 and shown in Figure 3, two semi-cut bodies 21 are that the center separates with the divisional plane that comprises axis C, connect by the hinge 22 that is arranged at edge portion in these semi-cut bodies 21.
In a side semi-cut body 21, in the edge portion of an opposite side that is positioned at hinge 22,, in the outside of the opposing party's semi-cut body 21, form recess 26B on the position corresponding with locking plate 26A to outside tab-like one-tenth locking plate 26A.Therefore, when making two semi-cut bodies 21 fit mutually, strain takes place in locking plate 26A, crosses recess 26B, can keep the cylindric state that makes two semi-cut bodies, 21 zoariums thus.
In addition, under the state that partly cuts that two semi-cut bodies 21 separate, on a side semi-cut body 21, after being installed on coated electric wire 11, splicing ear 12 and resistive element 13 on the following clamping section 23～25, form above-mentioned cylinder state, thus, internal part 20 is installed on the wire component 10.
In addition, on internal part 20, with the cylinder state of semi-cut body 21 sealing, configuration is along fore-and-aft direction three clamping sections 23,24,25 of the 1st～the 3rd arranged side by side.By each clamping section 23,24,25, positioning and fixing coated electric wire 11, splicing ear 12 and resistive element 13.
Be configured in the 1st clamping section 23 of top, when two semi-cut bodies 21 are closed, have concave surface 231 at the front end face of two semi-cut bodies 21.This concave surface 231 forms: when they are closure state, keep base station 12A on parallel with divisional plane and vertical with the axis C direction very close to each otherly, but produce the gap on perpendicular direction.In addition, the inside of two semi-cut bodies 21 in the 1st clamping section 23 from the wall relative with the direction that above-mentioned gap is set, is extruded with a pair of pad 232.Two pads 232 when semi-cut body 21 closures, clip base station 12A between two pads 232, limit move (with reference to the Fig. 4) to the direction vertical with axis C thus.
Be configured in the 2nd clamping section 24 of central authorities, constitute by the support slot 241 that on the inner peripheral surface of two semi-cut bodies 21, forms respectively.These support slots 241 form cylindrical shell with the cylinder state, and the internal diameter of this moment and the external diameter of resistive element 13 are roughly the same.Therefore, form the state (with reference to Fig. 5) of the outer peripheral face that covers resistive element 13 with the cylinder state.
If do to describe in detail, the outer peripheral face of the inner peripheral surface of support slot 241 and resistive element 13 almost seamlessly is close to, and when forming outer cover, the restriction resin is from the intrusion of the end face side of resistive element 13.
Be configured in the 3rd clamping section 25 of back, be used to keep the splicing ear of deriving, and constitute by the 1st and the 2nd clamping part 251,252 from resistive element 13.The 1st clamping part 251 is by constituting with the handle part 251B that has groove towards the direction parallel with axis C to the outstanding protuberance 251A of axis C respectively from two semi-cut bodies 21.Thus, under the cylinder state, splicing ear is remained on the axis C by protuberance 251A and handle part 251B.
In addition, the 2nd clamping part 252, be arranged in two semi-cut bodies 21 on the lateral margin of a side opposite, by the recess 252A on the semi-cut body 21 that is formed on a side be formed on the opposing party's the semi-cut body 21 and be configured in therewith that the locational U-shaped handle part 252B of recess 252A correspondence constitutes with hinge 22.Thus, the front of the splicing ear of resistive element 13 can be remained on the direction vertical with axis C.
On the other hand, on the lateral surface of two semi-cut bodies 21, this semi-cut body 21 along trisection on the direction of axis C, is formed 2 insertion pin 27 (posture maintaining parts) respectively, under the cylinder state, form and insert the form that pin 27 is given prominence on the direction of along continuous straight runs.And form notch part 27A at each root that inserts pin 27, see slightly from the top take the shape of the letter U (with reference to Fig. 5).The cutting-in of this notch part 27A is set at when insertion described later is shaped, and inserts the degree of depth of the degree that pin 27 tilts because of resin flow.
On the rear end face of two semi-cut bodies 21, be the center with axis C, with 3 lug 28A～28C of 90 ° arranged spaced, and rearward outstanding respectively.Wherein, the lug 28A in that hinge 22 sides form compares outstanding longer dimension with other lugs 28B, 28C.Under the cylinder state, lug 28A is fitted to each other, and lug 28C is fitted to each other.As the above-mentioned length difference that makes 3 lug 28A～28C, be that lug 28A will be embedded on the location indentations 44 that is formed on the metal die 40 because on being installed on aftermentioned metal die 40 time, and lug 28B, 28C to be connected to the inner surface of metal die 40.
In addition, on the outer peripheral face of two semi-cut bodies 21, form the inner window portion 29 that leads to, when forming outer cover 30, make resin sleekly to internal part 20 inner inflows.
＜connector outer cover 〉
Connector outer cover 30 after for example the PET (PETG) by making molten condition flows in the metal die 40, is solidified to form it.
The tubular that the formation front end face of this outer cover 30 is open, portion buries internal part 20 and resistive element 13 underground within it.In addition, in the tube portion 31 that constitutes outer cover 30, dispose splicing ear 12 with coaxial shape.
＜metal die 〉
Metal die 40 as Fig. 6 and shown in Figure 7, is made of fixed mould 41, moveable die 42 and sliding pin 43.On the inboard back of the inboard back of fixed mould 41 and moveable die 42, form slot part 41A, 42A respectively,, form location indentations 44, the shapes of 44 one-tenths suitable above-mentioned lug 28A of this location indentations by two moulds 41,42 are combined together.In addition, in the inner surface of two moulds 41,42, on horizontal side, form recess 41B, 42B, form the flange part 32 of outer cover 30 thus.
The open tubular of 43 one-tenth one ends of sliding pin, the large-diameter portion 12B of base station 12A is connected on this open end face 45.This sliding pin 43 is divided into two sections, and wire component 10 temporarily is placed in the fixed mould 41, in moveable die 42 process that fixed mould 41 cooperates therewith, cooperates together.That is, two sliding pins 43 are configured in two moulds 41,42 by clipping helical spring 12C from the side.Thus, by the bending of helical spring 12C, eliminate wire component 10 and be not arranged on unaccommodated situation in the metal die with correct state.
In addition, penetrate the gate (not shown) of resin, be arranged on an opposite side of sliding pin 43, the resin flow direction of ejaculation is the direction of arrow B shown in Figure 7, is the direction vertical with the bearing of trend that inserts pin 27.Because resin is to sliding pin 43 side flow, thereby large-diameter portion 12B is pressed in the end face of sliding pin 43, the inflow of restriction resin in sliding pin 43.
The formation of high-voltage connector such as above-mentioned then, describes its manufacturing sequence.
At first, by welding or fastening etc. being connected in series, after the resistance protection body 24A that resistive element 13 is attached to internal part 20 went up, locking semi-cut body 21 was finished the cylinder state with coated electric wire 11, resistive element 13 and splicing ear 12.
, will with state that coated electric wire 11 fell temporarily internal part 20 be positioned in fixed mould 41, making fixed mould 41 and moveable die 42 zoariums, and make insertion pin 43 zoariums thereafter.So, 44 one-tenth chimerisms of jut 28A and location indentations, and insert the inner surface that pin 27 is connected to two parts 41,42 respectively, and large-diameter portion 12B is embedded in end face 45, can keep the posture of internal part 20 relative metal dies 40 thus.
After the installation of above-mentioned internal part 20 finishes, the beginning ester moulding.Penetrate the PET of molten condition in metal die 40, then moment PET just is filled in the metal die 40, and because its resin pressure, inserting pin 27 is that the center back square neck falls with notch part 27A.And through after the stipulated time, extract sliding pin 43, make moveable die 42 and fixed mould 41 separately, take out wire component 10.Therefore, insert pin 27 and become the state (with reference to Fig. 8) that is enclosed in the outer cover 30.
High-voltage connector according to present embodiment; because resistive element 13 is contained in the resistance protection body; and by inserting the posture that pin keeps internal part 20 relative metal dies one-tenth regulations; therefore can correctly form outer cover 30 in splicing ear 12 sides; and can avoid heat damage by protective resistance element 13, can guarantee function thus as high-voltage connector.
In addition, by internal part 20 and resistance protection portion is integrally formed, can reduce number of components and manufacturing process.
In addition,, it is hereby ensured the resin thickness of outer cover 30, can guarantee insulation property thus owing to constitute the posture maintaining part by inserting pin 27.
Constituting under the situation of internal part 20 by a pair of semi-cut body 21, when forming outer cover 30 penetrate resin in metal die 40, because this resin pressure, semi-cut body 21 may separate.To this, in the present embodiment, be connected to the inner surface of metal die 40 at the outstanding insertion pin 27 of the outer surface of two semi-cut bodies 21, therefore can make semi-cut body 21 not separated and internal part 20 is enclosed in the outer cover 30.In addition, insert when being shaped, the filling time of resin in metal die 40 is instantaneous, do not have the situation that makes the skew of wire component 10 occurrence positions owing to the inclination and distortion that inserts pin 27.
When outer cover 30 is shaped, as if potting resin in metal die 40, then because its resin pressure, inserting pin 27 is that fulcrum is toppled over notch part 27A, therefore insert pin 27 and be closed in the outer cover 30,, can further improve insulation property as above-mentioned restriction discharge path.
In addition, by make in the metal die the resin flow direction for from fixing moveable die 41,42 effluents to sliding pin 43, the end face of sliding pin 43 and large-diameter portion 12B are close to and limit resin mobile in sliding pin 43.Thus, can prevent that resin from adhering to helical spring 12C, prevent the dysfunction (elasticity variation and then become can not extend the situation of contraction) of helical spring 12C, and prevent and connected terminal between contact resistance increase.
In using high-tension high-voltage connector, if contact resistance increases, electric current local flow causes the terminal damage through splicing ear situation can appear particularly.To this, in the present embodiment because as the above-mentioned ester moulding that carries out, thereby can prevent the damage of terminal really.
Other execution modes
The present invention is not subjected to be limited by foregoing and the illustrated execution mode of accompanying drawing, and for example Xia Mian execution mode is also contained in the technical scope of the present invention, outside the following stated, in the scope that does not break away from purport, can carry out all changes and implements.
(1) in the above-described embodiment, come protective resistance to avoid the resin heat damage, but also can be for example to cover resistive element 13, the formation that internal part 20 is installed thereon by heat-shrinkable tube by the resistance protection portion that is integrally formed on the internal part 20.
(2) in addition, in the above-described embodiment, constitute at the root that inserts pin notch part is set, but also can constitute the outside that this notch part is arranged on root.
(3) in addition, as the material of inserting pin, for example, and the parts that run-off the straight is out of shape so long as be subjected to from the stress of the direction of intersecting with projected direction, any material can.
Claims (4)
1. high-voltage connector, it is characterized in that, wire component is embedded in the outer cover that forms with metal die by ester moulding, this wire component has: electric wire, splicing ear, be connected in the electric device between these, constitute by insulating element and show the accommodation section that sealing state holds described electric device greatly, with be arranged on described ester moulding keeps the insulating properties of the posture that their relative ester mouldings become to stipulate with metal die when inner with metal die posture maintaining part to major general described accommodation section and described splicing ear, the internal part of integrally formed described accommodation section and described posture maintaining part wherein, is set.
2. high-voltage connector as claimed in claim 1 is characterized in that, described posture maintaining part is outstanding to outer radial periphery, has its end face and can be connected to the insertion pin of described ester moulding with the inner surface of metal die.
3. high-voltage connector as claimed in claim 2, it is characterized in that, described internal part, the a pair of semi-cut body that is had divisional plane by the closure along described electric device, splicing ear and electric wire forms, and described insertion pin is along the switching direction of described ester moulding with metal die, the tab-like outer surface that is formed in two semi-cut bodies.
4. as claim 2 or 3 described high-voltage connectors, it is characterized in that, described insertion pin forms: because the inclination and distortion that its end face breaks away from the inner surface of described ester moulding usefulness metal die can take place the pressure of the resin that penetrates in metal die to described ester moulding.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004031875A JP4099716B2 (en) | 2004-02-09 | 2004-02-09 | High voltage connector |
| JP2004031875 | 2004-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1655409A CN1655409A (en) | 2005-08-17 |
| CN100338825C true CN100338825C (en) | 2007-09-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100082040A Expired - Fee Related CN100338825C (en) | 2004-02-09 | 2005-02-07 | High-voltage connector assembly and method for manufacturing same |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4099716B2 (en) |
| CN (1) | CN100338825C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3098981A1 (en) | 2018-05-23 | 2019-11-28 | Unilever Plc | Nanoemulsions and a method for making the same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0695467B2 (en) * | 1987-07-16 | 1994-11-24 | 株式会社愛国電線工業所 | High voltage connector and its integral molding method |
| JPH0736347B2 (en) * | 1987-06-17 | 1995-04-19 | 株式会社愛国電線工業所 | High voltage connector integrated molding method |
| JPH0797511B2 (en) * | 1988-03-02 | 1995-10-18 | 株式会社愛国電線工業所 | High voltage connector for power supply and its integral molding method |
| JPH0797512B2 (en) * | 1989-05-02 | 1995-10-18 | 株式会社愛国電線工業所 | Integrated molding method of high voltage connector for leaf spring integrated power supply, high voltage connector and plug |
| JP2612500B2 (en) * | 1989-12-09 | 1997-05-21 | 株式会社愛国電線工業所 | High voltage connector for power supply and method of manufacturing the same |
| JP2662745B2 (en) * | 1991-01-21 | 1997-10-15 | オリエクス株式会社 | Manufacturing method of plug for high voltage circuit |
| CN1398027A (en) * | 2001-07-13 | 2003-02-19 | 住友电装株式会社 | High voltage connector shaping element and mfg. method of high voltage connector |
-
2004
- 2004-02-09 JP JP2004031875A patent/JP4099716B2/en not_active Expired - Fee Related
-
2005
- 2005-02-07 CN CNB2005100082040A patent/CN100338825C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0736347B2 (en) * | 1987-06-17 | 1995-04-19 | 株式会社愛国電線工業所 | High voltage connector integrated molding method |
| JPH0695467B2 (en) * | 1987-07-16 | 1994-11-24 | 株式会社愛国電線工業所 | High voltage connector and its integral molding method |
| JPH0797511B2 (en) * | 1988-03-02 | 1995-10-18 | 株式会社愛国電線工業所 | High voltage connector for power supply and its integral molding method |
| JPH0797512B2 (en) * | 1989-05-02 | 1995-10-18 | 株式会社愛国電線工業所 | Integrated molding method of high voltage connector for leaf spring integrated power supply, high voltage connector and plug |
| JP2612500B2 (en) * | 1989-12-09 | 1997-05-21 | 株式会社愛国電線工業所 | High voltage connector for power supply and method of manufacturing the same |
| JP2662745B2 (en) * | 1991-01-21 | 1997-10-15 | オリエクス株式会社 | Manufacturing method of plug for high voltage circuit |
| CN1398027A (en) * | 2001-07-13 | 2003-02-19 | 住友电装株式会社 | High voltage connector shaping element and mfg. method of high voltage connector |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4099716B2 (en) | 2008-06-11 |
| CN1655409A (en) | 2005-08-17 |
| JP2005222886A (en) | 2005-08-18 |
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