CN212162232U - Seamless contact pin plug bush - Google Patents
Seamless contact pin plug bush Download PDFInfo
- Publication number
- CN212162232U CN212162232U CN202021160403.XU CN202021160403U CN212162232U CN 212162232 U CN212162232 U CN 212162232U CN 202021160403 U CN202021160403 U CN 202021160403U CN 212162232 U CN212162232 U CN 212162232U
- Authority
- CN
- China
- Prior art keywords
- metal
- contact pin
- insulating base
- seamless
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 76
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- 238000003780 insertion Methods 0.000 claims description 27
- 230000037431 insertion Effects 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 10
- 238000002788 crimping Methods 0.000 claims description 6
- 229920001342 Bakelite® Polymers 0.000 claims description 5
- 239000004637 bakelite Substances 0.000 claims description 5
- 229920006351 engineering plastic Polymers 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 239000012634 fragment Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001629 suppression Effects 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model belongs to the technical field of the contact pin plug bush, especially, be a seamless contact pin plug bush, including insulating base, metal intubate and metal contact pin, the equidistance is fixed with the mounting hole in the insulating base, the gomphosis is fixed in the mounting hole the metal intubate, the outer disc equipartition suppression of metal intubate has the indent shell fragment, the hole gomphosis of metal intubate is connected the surface of metal contact pin, the middle part of metal contact pin surface is equipped with the inner groovy, indent shell fragment gomphosis the inner groovy, the avris spiral shell of insulating base closes and is connected with conductive screw. The utility model discloses after metal contact pin inserts the hole of metal cannula, the inner groovy coincided with the adaptation of indent shell fragment each other and realizes good electric contact, continues to screw up when conductive screw, sticiss the top surface of indent shell fragment until its bottom, and the indent shell fragment is deformed under the pressure effect, and the inseparabler pressure in its bottom surface touches the inner groovy, increases the area of contact of metal cannula and metal contact pin and connects the steadiness.
Description
Technical Field
The utility model relates to a contact pin plug bush technical field specifically is a seamless contact pin plug bush.
Background
The wiring terminal is a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting wires, and screws are used for fastening or loosening the metal sheet, so that the wiring terminal is widely used as an accessory product for realizing electrical connection; the connector is industrially divided into the category of connectors, and with the increasing industrial automation degree and the stricter and more accurate industrial control requirements, the use amount of the connecting terminal gradually rises, the use range of the connecting terminal is more and more, and the types of the connecting terminal are more and more; the most widely used terminals include a hardware terminal, a nut terminal, a spring terminal and the like besides a PCB terminal, for example, two wires are connected and disconnected at times, the terminals can be connected and disconnected at any time without being welded or wound together, the terminals are convenient and quick, and are suitable for interconnection of a large number of wires.
The following problems exist in the current pin plug bush type wiring terminal:
1. the current contact pin plug bush type wiring terminal can not ensure a certain contact area and good and reliable contact.
2. The current pin plug type wiring terminal cannot extend an additional wire quickly at a rated interface.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a seamless contact pin plug bush has solved present contact pin plug bush formula binding post and can not guarantee certain area of contact and good reliable contact to and can not be in the swift problem of extending extra wire of rated kneck.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a seamless formula contact pin plug bush, includes insulating base, metal cannula and metal contact pin, insulating base intermediate distance is fixed with the mounting hole, the gomphosis is fixed in the mounting hole the metal cannula, the outer disc equipartition suppression of metal cannula has interior concave shell fragment, the hole gomphosis of metal cannula is connected the surface of metal contact pin, the middle part of metal contact pin surface is equipped with the inner groovy, interior concave shell fragment gomphosis the inner groovy, the avris spiral shell of insulating base closes and is connected with conductive screw, conductive screw's bottom spiral shell closes the pressure and touches the surface of interior concave shell fragment, insulating base's top surface crimping has external terminal, conductive screw's top is through the crimping of conductive gasket external terminal.
As an optimal technical scheme of the utility model, metal cannula's surface is provided with the anticreep pawl ring, the interlock of anticreep pawl ring the inner wall of mounting hole.
As an optimal technical scheme of the utility model, the tail end of metal contact pin is equipped with the wire connecting hole, the wire connecting hole alternates and is connected with the wire.
As a preferred technical scheme of the utility model, the indent shell fragment with the inner grove is the circular arc shell fragment-circular arc groove structure or trapezoidal shell fragment-dovetail groove structure of matcing mutually.
As a preferred technical scheme of the utility model, insulating base is made by engineering plastics material or bakelite material.
As an optimized technical solution of the present invention, the external terminal is a round hole terminal or a U-shaped terminal.
(III) advantageous effects
Compared with the prior art, the utility model provides a seamless contact pin plug bush possesses following beneficial effect:
1. this seamless formula contact pin plug bush, after metal contact pin inserts the hole of metal cannula, the inner groovy coincided with the adaptation of indent shell fragment each other and realizes good electrical contact, continues to screw up as conducting screw, sticiss the top surface of indent shell fragment until its bottom, and the indent shell fragment deforms under the pressure effect, and the inseparabler pressure in its bottom surface touches the inner groovy, increases the area of contact of metal cannula and metal contact pin and connects the steadiness.
2. According to the seamless pin plug bush, the conducting circuit needs to be additionally added, the conducting screw is properly loosened, the external terminal is inserted into the conducting screw, and after the conducting screw is screwed down again, the conducting screw conducts current on the metal insertion tube to the external terminal to lead out the current.
Drawings
FIG. 1 is an exploded view of the subjective structure of the present invention;
fig. 2 is the side-cut structure schematic diagram of the utility model.
In the figure: 1. an insulating base; 2. mounting holes; 3. a metal cannula; 4. an inward concave elastic sheet; 5. a metal pin; 6. an inner groove; 7. a conductive screw; 8. an external terminal; 9. a conductive gasket; 10. an anti-falling inverted tooth ring; 11. and a wire connecting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides a seamless contact pin plug bush, including insulating base 1, metal cannula 3 and metal contact pin 5, equidistant being fixed with mounting hole 2 in insulating base 1, the fixed metal cannula 3 of gomphosis in mounting hole 2, the outer disc equipartition suppression of metal cannula 3 has indent shell fragment 4, metal contact pin 5's surface is connected in the hole gomphosis of metal cannula 3, the middle part of metal contact pin 5 surface is equipped with inner groovy 6, 4 gomphosis inner groovy 6 of indent shell fragment, insulating base 1's avris spiral shell is connected with conductive screw 7, conductive screw 7's bottom spiral shell is connected with the surface of pressing contact indent shell fragment 4, insulating base 1's top surface crimping has external terminal 8, conductive screw 7's top is through conductive gasket 9 crimping external terminal 8.
In the embodiment, during installation, the metal insertion tube 3 is embedded into the insulating base 1 through the installation hole 2, the opening side of the concave elastic sheet 4 is positioned right below the conductive screw 7, so that the bottom end of the conductive screw 7 can be embedded into the concave elastic sheet 4 when the conductive screw 7 is screwed, the metal insertion tube 3 is prevented from moving in the installation hole 2 through the concave elastic sheet 4, after the metal insertion pin 5 is inserted into the inner hole of the metal insertion tube 3, the inner groove 6 and the concave elastic sheet 4 are matched and matched with each other, at the moment, the metal insertion tube 3 and the metal insertion pin 5 can be in good electrical contact, then the conductive screw 7 is continuously screwed until the bottom end of the conductive screw is tightly pressed against the top surface of the concave elastic sheet 4, the concave elastic sheet 4 deforms under the action of pressure, the bottom surface of the conductive screw more tightly presses the inner groove 6, the contact area and the connection stability of the metal, the conductive screw 7 is appropriately loosened, the external terminal 8 is inserted into the conductive screw 7, and after the conductive screw 7 is screwed down again, the conductive screw 7 conducts the current on the metal insertion tube 3 to the external terminal 8 through the conductive gasket 9 to lead out the current; the conductive gasket 9 is a butterfly copper sheet or a corrugated copper sheet, and has a good force transmission function, so that the conductive screw 7 and the external terminal 8 are mechanically and electrically connected.
Specifically, the outer surface of the metal insertion tube 3 is provided with an anti-falling inverted tooth ring 10, and the anti-falling inverted tooth ring 10 is meshed with the inner wall of the mounting hole 2.
In this embodiment, after the metal insertion tube 3 is inserted into the mounting hole 2, the metal insertion tube 3 engages with the inner hole of the mounting hole 2 through the anti-falling inverted tooth ring 10, so as to firmly fix the metal insertion tube 3 on the insulating base 1.
Specifically, the tail end of the metal pin 5 is provided with a wire connecting hole 11, and the wire connecting hole 11 is connected with a wire in an inserting manner.
In this embodiment, the tail end of the metal pin 5 is provided with a wire connecting hole 11, and the wire connecting hole 11 is inserted and connected with a wire so as to introduce or lead out current.
Specifically, the concave elastic sheet 4 and the inner groove 6 are of a circular arc elastic sheet-circular arc groove structure or a trapezoidal elastic sheet-trapezoidal groove structure which are matched with each other.
In this embodiment, indent shell fragment 4 and inner grove 6 are the circular arc shell fragment-circular arc groove structure or trapezoidal shell fragment-trapezoidal groove structure that match each other, and the indent shell fragment 4 and the inner grove 6 of these two kinds of structures all can match each other well or coincide, realize area of contact's maximize purpose.
Specifically, the insulating base 1 is made of an engineering plastic material or a bakelite material.
In this embodiment, the insulating base 1 is made of engineering plastic material or bakelite material, and the engineering plastic material or bakelite material has good insulativity and plasticity, so a plurality of metal insertion tubes 3 can be connected in a good embedding manner and insulation between the metal insertion tubes can be ensured, and the metal insertion tubes 3 can be engaged with the anti-falling inverted tooth ring 10 arranged on the outer surface thereof through plastic deformation to prevent the metal insertion tubes from falling off.
Specifically, the external terminal 8 is a circular hole terminal or a U-shaped terminal.
In this embodiment, the external terminal 8 is a round hole terminal or a U-shaped terminal, and both can be crimped by the conductive screw 7 when the conductive screw is loosened, so as to electrically connect the metal insert tube 3 and the metal insert pin 5.
The external terminal 8 in this embodiment is a known technology and standardized product that have been disclosed to be widely used in industrial production and daily life.
The utility model discloses a theory of operation and use flow: during installation, the metal insertion tube 3 is embedded into the insulating base 1 through the installation hole 2, the opening side of the concave elastic sheet 4 is positioned under the conductive screw 7, the bottom end of the conductive screw 7 can be embedded into the concave elastic sheet 4 during screwing, the metal insertion tube 3 is prevented from moving in the installation hole 2 through the concave elastic sheet 4, after the metal contact pin 5 is inserted into the inner hole of the metal insertion tube 3, the inner groove 6 is matched and matched with the concave elastic sheet 4, at the moment, the metal insertion tube 3 and the metal contact pin 5 can be in good electrical contact, then the conductive screw 7 is continuously screwed until the bottom end of the conductive screw presses the top surface of the concave elastic sheet 4, the concave elastic sheet 4 deforms under the action of pressure, the bottom surface of the concave elastic sheet more closely presses the inner groove 6, the contact area and the connection stability of the metal insertion tube 3 and the metal contact pin 5 are increased, at the moment, a conductive circuit needs to be, then, after the external terminal 8 is inserted into the metal insertion tube, and the conductive screw 7 is tightened again, the conductive screw 7 conducts the current on the metal insertion tube 3 to the external terminal 8 through the conductive gasket 9, so as to lead out the current.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a seamless contact pin plug bush, includes insulating base (1), metal cannula (3) and metal contact pin (5), its characterized in that: a mounting hole (2) is fixed in the insulating base (1) at a medium distance, the metal insertion tube (3) is embedded and fixed in the mounting hole (2), concave elastic sheets (4) are uniformly pressed on the outer circular surface of the metal insertion tube (3), an inner hole of the metal insertion tube (3) is embedded and connected with the outer surface of the metal contact pin (5), an inner groove (6) is arranged in the middle of the outer surface of the metal contact pin (5), the inner concave elastic sheet (4) is embedded in the inner groove (6), the side of the insulating base (1) is screwed with a conductive screw (7), the bottom end of the conductive screw (7) is screwed and pressed on the outer surface of the concave elastic sheet (4), the top surface crimping of insulating base (1) has external terminal (8), the top of conductive screw (7) is through electrically conductive gasket (9) crimping external terminal (8).
2. A seamless pin sleeve according to claim 1, wherein: the outer surface of the metal insertion pipe (3) is provided with an anti-falling inverted tooth ring (10), and the anti-falling inverted tooth ring (10) is meshed with the inner wall of the mounting hole (2).
3. A seamless pin sleeve according to claim 1, wherein: the tail end of the metal pin (5) is provided with a wire connecting hole (11), and a wire is inserted and connected into the wire connecting hole (11).
4. A seamless pin sleeve according to claim 1, wherein: the inner concave elastic sheet (4) and the inner groove (6) are of an arc elastic sheet-arc groove structure or a trapezoid elastic sheet-trapezoid groove structure which are matched with each other.
5. A seamless pin sleeve according to claim 1, wherein: the insulation base (1) is made of engineering plastic materials or bakelite materials.
6. A seamless pin sleeve according to claim 1, wherein: the external terminal (8) is a round hole terminal or a U-shaped terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160403.XU CN212162232U (en) | 2020-06-19 | 2020-06-19 | Seamless contact pin plug bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160403.XU CN212162232U (en) | 2020-06-19 | 2020-06-19 | Seamless contact pin plug bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212162232U true CN212162232U (en) | 2020-12-15 |
Family
ID=73700506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021160403.XU Expired - Fee Related CN212162232U (en) | 2020-06-19 | 2020-06-19 | Seamless contact pin plug bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212162232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823190A (en) * | 2022-06-27 | 2022-07-29 | 南通盛天电气科技有限公司 | Leakage circuit breaking device of electrical equipment |
-
2020
- 2020-06-19 CN CN202021160403.XU patent/CN212162232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823190A (en) * | 2022-06-27 | 2022-07-29 | 南通盛天电气科技有限公司 | Leakage circuit breaking device of electrical equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 |