CN209993817U - Banana head male and female - Google Patents
Banana head male and female Download PDFInfo
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- CN209993817U CN209993817U CN201921121498.1U CN201921121498U CN209993817U CN 209993817 U CN209993817 U CN 209993817U CN 201921121498 U CN201921121498 U CN 201921121498U CN 209993817 U CN209993817 U CN 209993817U
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- core rod
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Abstract
The utility model discloses a banana head male-female, which belongs to the technical field of plugs and comprises a male head, a female head and a shell, wherein the male head comprises a first core rod and a lantern spring, the lantern spring is fixedly sleeved at one end of the first core rod, the female head comprises a second core rod, one end of the second core rod is vertically provided with a jack matched with the lantern spring, the lantern spring is inserted in the jack, one end of the first core rod, which is far away from the lantern spring, is vertically provided with a first welding hole, one end of the second core rod, which is far away from the jack, is vertically provided with a second welding hole, and the circumferential surface of the first core rod is fixedly provided with a first boss around a circle; the circumferential surface of the second core rod is fixedly provided with a first thread which protrudes outwards; the inner wall of the shell is provided with a second thread matched with the first thread, and the female head is fixedly arranged inside the shell through the mutual matching of the first thread and the second thread; the utility model has the advantages of firm connection and easy disassembly.
Description
Technical Field
The utility model relates to the technical field of plugs, especially, relate to male and female plug of banana head.
Background
The banana head male and female plug is a banana head male and female plug, which is called a banana plug for short, the name of the banana plug comes from the slightly bulged appearance of the banana plug, the initial shape is formed by assembling a base, an iron nail and an elastic sheet, and the initial elastic sheet is formed by punching metal sheets into four leaf shapes, and is inverted after being assembled into the iron nail and is the same as a banana which is peeled into four pieces, so that the banana plug is named as the banana plug, and the bulged elastic sheet part is shaped like a lantern, so that the lantern spring is named as a lantern spring.
The male head and the female head of the banana head are very convenient to insert into the female head, and a very large contact area can be formed after the banana head is inserted, so that the banana head is preferentially used in high-power output equipment, and the conventional banana head male and female head is easily pulled out due to pulling of an electric wire in the using process to cause sudden power failure of the equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a firm in connection, and quick detachable banana head is public female to solve the problem that proposes in the background art.
In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
a male head and a female head of a banana head comprise a male head and a female head, wherein the male head comprises a first core rod and a lantern spring, the lantern spring is fixedly sleeved at one end of the first core rod, the female head comprises a second core rod, one end of the second core rod is vertically provided with a jack matched with the lantern spring, the lantern spring is inserted into the jack, one end of the first core rod, far away from the lantern spring, is vertically provided with a first welding hole, one end of the second core rod, far away from the jack, is vertically provided with a second welding hole, the banana head further comprises an outer shell with a hollow inner part, and the circumferential surface of the first core rod is fixedly provided with a first boss around one circle;
the circumferential surface of the second core rod is fixedly provided with a first thread which protrudes outwards;
the shell is close to the one end in first welding hole and has been seted up first opening, and the second opening has been seted up to the other end, female head is located through second opening cover to the shell, first open-ended internal diameter is less than the external diameter of first boss, and first boss card establishes in one side that first opening is close to the shell inner wall, the shell inner wall is equipped with the second screw thread that mutually supports with first screw thread, female head is fixed to be set up inside the shell through mutually supporting of first screw thread and second screw thread.
Furthermore, the shell is made of plastic materials.
Further, the inner diameter of the first opening is larger than the outer diameter of the first core rod.
Further, the outer diameter of the first boss is equal to the outer diameter of the second core rod.
Furthermore, a first hole is formed in the circumferential surface of the first mandrel, and the first hole is communicated with the first welding hole;
and a second hole is also formed in the circumferential surface of the second core rod and communicated with the second welding hole.
Furthermore, the core rod welding device further comprises a first rubber sleeve and a second rubber sleeve, wherein the first rubber sleeve is sleeved at one end, close to the first welding hole, of the first core rod, and the second rubber sleeve is sleeved at one end, close to the second welding hole, of the second core rod.
Furthermore, a second boss is fixedly arranged on the circumferential surface of the second core rod by one circle, the second rubber sleeve abuts against the second boss, and the first rubber sleeve abuts against the first boss.
Furthermore, a first notch is formed in one end, close to the first welding hole, of the first core rod, and a second notch is formed in one end, close to the second welding hole, of the second core rod.
Further, the first thread extends from one end of the second core rod close to the insertion hole to the direction of the second boss.
Further, it is characterized in that: the second thread extends from the first opening to the second opening.
The utility model has the advantages that: through setting up the outer casing, offer first opening and second opening at the both ends of the outer casing respectively, after the male head inserts the female head, cover the outer casing on the female head, and make the first boss on the male head block in the inboard of first opening, rotate the female head at the same time, through the mutual spiral shell of first screw thread and second screw thread, make the female head fix inside outer casing, also make the male head block set up between female head and first opening, thus make the utility model discloses a connection between male head, female head and outer casing is very firm, compare with prior art, under the prerequisite that does not influence the conductive efficiency, make the male head difficult to pull out; on the other hand, when needs disconnection, only need to screw out female in the shell, then extract the jack with public head and can realize the utility model discloses a dismantlement, thereby make the utility model has the advantages of easily connect and dismantle.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the overall structure of the present invention;
FIG. 3 is an exploded view of the overall structure of the present invention;
fig. 4 is a schematic structural view of the male head, the female head, the first rubber sleeve and the second rubber sleeve of the present invention;
fig. 5 is a schematic structural view of the male and female connectors of the present invention;
fig. 6 is a structural sectional view of the male and female heads of the present invention;
fig. 7 is a schematic structural view of the housing of the present invention;
fig. 8 is a structural sectional view of the housing of the present invention;
fig. 9 is a schematic structural view of the female head of the present invention;
fig. 10 is a schematic structural view of the male head of the present invention.
The reference signs are:
the structure comprises a male head 1, a first core rod 11, a lantern spring 12, a first welding hole 13, a first hole 14, a first notch 15 and a first boss 16;
the female head 2, the second core rod 21, the insertion hole 22, the second welding hole 23, the second hole 24, the second notch 25, the second boss 26 and the first thread 27;
the housing 3, the first opening 31, the second opening 32, the second thread 33;
a first rubber sleeve 4 and a second rubber sleeve 5.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1 to 10, the banana head male-female connector comprises a male connector 1, a female connector 2, a hollow shell 3, a first rubber sleeve 4 and a second rubber sleeve 5, wherein the male connector 1 comprises a first core rod 11 and a lantern spring 12, the first core rod 11 is integrally cylindrical, and the lantern spring 12 is made of beryllium copper, so that the characteristics of good conductivity and bending resistance of the beryllium copper are fully utilized; the first rubber sleeve 4 and the second rubber sleeve 5 are both made of heat-shrinkable tube insulating materials, so that the welding position can be wrapped conveniently; the shell 3 is made of plastic materials, so that the male head 1 and the female head 2 are favorably insulated from the outside to a certain extent; the one end of first plug 11 is located to the fixed cover of lantern spring 12, female 2 includes second plug 21, second plug 21 is whole to be cylinder type structure, the one end of second plug 21 is seted up perpendicularly with lantern spring 12 matched with jack 22, lantern spring 12 is inserted and is located in jack 22, lantern spring 12 inserts jack 22 back, the shell fragment of lantern spring 12 whole body is flattened, increased the area of contact with jack 22 inner wall, make the contact resistance between public head 1 and the female 2 simultaneously diminish, conductive efficiency increases.
The end of the first core rod 11 far from the lantern spring 12 is vertically provided with a first welding hole 13, that is, the central axis of the first welding hole 13 is vertical to the end face of the first core rod 11 far from the lantern spring 12, the first welding hole 13 is used for welding a wire, the first rubber sleeve 4 is sleeved on one end of the first core rod 11 near the first welding hole 13, the circumferential surface of the first core rod 11 is further provided with a first hole 14, the first hole 14 is communicated with the inner space of the first welding hole 13, one end of the first core rod 11 near the first welding hole 13 is provided with a first notch 15, in the embodiment, the male plug 1 is used for welding the wire in a soldering mode, when the wire is welded, the first rubber sleeve 4 is taken down from the first core rod 11 and penetrated on the wire to be welded, then a pointed electric soldering iron is extended into the first welding hole 13 from the first hole 14, and the soldering wire is extended into the first welding hole 13 from the first notch 15, the lead is contacted with an electric soldering iron, the melted tin flows into the first welding hole 13, when the amount of the melted tin is enough, the lead is placed into the melted tin from the upper part of the first welding hole 13, the lead is kept for a period of time, when the tin is cooled, the welding is finished, then the first rubber sleeve 4 is sleeved on the soldering tin position of the first core rod 11 and the lead, and the first rubber sleeve 4 is baked by a heat source to be thermally shrunk on the soldering tin position of the first core rod 11 and the lead.
A second welding hole 23 is vertically arranged at one end of the second core rod 21 far away from the jack 22, the vertical arrangement means that the central line of the second welding hole 23 is perpendicular to the end face of the second core rod 21 far away from the jack 22, the second welding hole 23 is used for being matched with soldering tin to weld a lead, a second rubber sleeve 5 is sleeved at one end of the second core rod 21 close to the second welding hole 23, a second hole 24 is further formed in the circumferential surface of the second core rod 21, the second hole 24 is communicated with the inner space of the second welding hole 23, a second notch 25 is formed at one end of the second core rod 21 close to the second welding hole 23, the second notch 25 is beneficial to the soldering tin of the lead, the mode of welding the lead by the female head 2 is the same as the mode of welding the lead by the male head 1, when the lead is soldered, the second rubber sleeve 5 is firstly taken down from the second core rod 21 and is arranged on the lead to be welded in a penetrating way, then a pointed electric soldering iron is extended into the second welding hole, and (3) extending a soldering tin wire into the second welding hole 23 to enable the soldering tin wire to be in contact with an electric soldering iron, enabling the molten tin to flow into the second welding hole 23, inserting the lead into the molten tin from the upper part of the second welding hole 23 after the molten tin is enough, keeping for a period of time, cooling the tin, namely, completing welding, then sleeving the second rubber sleeve 5 on the soldering tin position of the second core rod 21 and the lead, and baking the second rubber sleeve 5 by using a heat source to enable the second rubber sleeve 5 to be in thermal shrinkage at the soldering tin position of the second core rod 21 and the lead.
The circumferential surface of the first core rod 11 is fixedly provided with a first boss 16 around one circle, the outer diameter of the first boss 16 is equal to the outer diameter of the second core rod 21, and after the lantern spring 12 is inserted into the insertion hole 22, the first boss 16 abuts against the end surface, close to the insertion hole 22, of the second core rod 21;
the circumferential surface of the second core rod 21 is fixedly provided with a second boss 26 around one circle, the second rubber sleeve 5 abuts against the second boss 26, and the first rubber sleeve 4 abuts against the first boss 16.
A first thread 27 protruding outwards is fixedly arranged on the circumferential surface of the second core rod 21, the outer diameter of the first thread 27 is larger than that of the second core rod 21, and the first thread 27 extends from one end, close to the insertion hole 22, of the second core rod 21 to the second boss 26;
first opening 31 has been seted up to the shell 3 one end that is close to first welding hole 13, second opening 32 has been seted up to the other end, female 2 is located through second opening 32 cover to shell 3, the internal diameter of first opening 31 is less than the external diameter of first boss 16, do benefit to first boss 16 card and establish in one side that first opening 31 is close to the shell 3 inner wall, the internal diameter of first opening 31 is greater than the external diameter of first plug 11, do benefit to the soldering tin department of first plug 11 and stretch out from first opening 31, first plug 11 has partly to pass from first opening 31 in other words, the benefit that sets up like this lies in: the stability between the shell 3 and the male head 1 is facilitated; the inner wall of the housing 3 is provided with a second screw thread 33 which is matched with the first screw thread 27, the second screw thread 33 extends from the first opening 31 to the second opening 32, and the female head 2 is fixedly arranged in the housing 3 through the mutual screwing of the first screw thread 27 and the second screw thread 33.
The utility model discloses a theory of operation does: 1. after a lead needing to be connected with the male connector 1 passes through the shell 3 and the first rubber sleeve 4, the lead is connected into the first welding hole 13 through soldering tin, and the first rubber sleeve 4 is thermally shrunk at one end, close to the first welding hole 13, of the first mandrel 11;
2. after a lead needing to be connected with the female head 2 passes through the second rubber sleeve 5, the lead is connected into the second welding hole 23 through soldering tin, and the second rubber sleeve 5 is thermally shrunk at one end, close to the second welding hole 23, of the second core rod 21;
3. the male head 1 is inserted into the female head 2, and the female head 2 is screwed into the housing 3.
The above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a public mother of banana head, includes public head (1) and female head (2), public head (1) includes first plug (11) and lantern spring (12), the one end of first plug (11) is located to lantern spring (12) fixed cover, female head (2) include second plug (21), the one end of second plug (21) is seted up perpendicularly and is equipped with lantern spring (12) matched with jack (22), lantern spring (12) are inserted and are located jack (22), the one end that lantern spring (12) were kept away from in first plug (11) is equipped with first welding hole (13) perpendicularly, the one end that jack (22) were kept away from in second plug (21) is equipped with second welding hole (23) perpendicularly, its characterized in that: the core rod structure is characterized by also comprising a shell (3) with a hollow inner part, wherein a first boss (16) is fixedly arranged on the circumferential surface of the first core rod (11) by one circle;
a first thread (27) protruding outwards is fixedly arranged on the circumferential surface of the second core rod (21);
first opening (31) have been seted up to shell (3) one end that is close to first welding hole (13), and second opening (32) have been seted up to the other end, female head (2) are located through second opening (32) cover in shell (3), the internal diameter of first opening (31) is less than the external diameter of first boss (16), and first boss (16) card is established in one side that first opening (31) is close to shell (3) inner wall, shell (3) inner wall is equipped with second screw thread (33) of mutually supporting with first screw thread (27), female head (2) are fixed to be set up inside shell (3) through mutually supporting of first screw thread (27) and second screw thread (33).
2. The male and female banana heads as claimed in claim 1, wherein: the shell (3) is made of plastic materials.
3. The male and female banana heads as claimed in claim 1, wherein: the inner diameter of the first opening (31) is larger than the outer diameter of the first core rod (11).
4. The male and female banana heads as claimed in claim 1, wherein: the outer diameter of the first boss (16) is equal to the outer diameter of the second core rod (21).
5. The male and female banana heads as claimed in claim 1, wherein: a first hole (14) is further formed in the circumferential surface of the first core rod (11), and the first hole (14) is communicated with the first welding hole (13);
and a second hole (24) is also formed in the circumferential surface of the second core rod (21), and the second hole (24) is communicated with the second welding hole (23).
6. The male and female banana heads as claimed in claim 1, wherein: the welding device is characterized by further comprising a first rubber sleeve (4) and a second rubber sleeve (5), wherein the first core rod (11) is sleeved with the first rubber sleeve (4) at one end close to the first welding hole (13), and the second core rod (21) is sleeved with the second rubber sleeve (5) at one end close to the second welding hole (23).
7. The male and female banana heads as claimed in claim 6, wherein: the periphery of the second core rod (21) is fixedly provided with a second boss (26) around one circle, the second rubber sleeve (5) abuts against the second boss (26), and the first rubber sleeve (4) abuts against the first boss (16).
8. The male and female banana heads as claimed in claim 1, wherein: a first notch (15) is formed in one end, close to the first welding hole (13), of the first core rod (11), and a second notch (25) is formed in one end, close to the second welding hole (23), of the second core rod (21).
9. The male and female banana heads as claimed in claim 7, wherein: the first thread (27) extends from one end of the second core rod (21) close to the insertion hole (22) to the direction of the second boss (26).
10. A banana head male and female according to any one of claims 1 to 9, wherein: the second thread (33) extends from the first opening (31) to the second opening (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121498.1U CN209993817U (en) | 2019-07-17 | 2019-07-17 | Banana head male and female |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121498.1U CN209993817U (en) | 2019-07-17 | 2019-07-17 | Banana head male and female |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209993817U true CN209993817U (en) | 2020-01-24 |
Family
ID=69297539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921121498.1U Active CN209993817U (en) | 2019-07-17 | 2019-07-17 | Banana head male and female |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209993817U (en) |
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2019
- 2019-07-17 CN CN201921121498.1U patent/CN209993817U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A male and female banana head Effective date of registration: 20200921 Granted publication date: 20200124 Pledgee: China Co. truction Bank Corp Dongguan Dasan branch Pledgor: KING POWER ELECTRONICS Co.,Ltd. Registration number: Y2020980006265 |