CN113871922A

CN113871922A - Tubular electric contact assembly for tightly holding grooved pipe by utilizing annular spring and connector group thereof

Info

Publication number: CN113871922A
Application number: CN202111230412.0A
Authority: CN
Inventors: 刘勇; 李阳智; 王斌; 刘时胜; 付志军; 付志强
Original assignee: Jiangxi Hangtong Electric Technology Co ltd
Current assignee: Jiangxi Hangtong Electric Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2021-12-31

Abstract

The invention relates to the technical field of connectors, in particular to a tubular electric contact assembly for tightly holding a slotted pipe by using an annular spring and a connector set thereof, which comprise the slotted pipe and an insertion core, wherein one end of the insertion core is connected with a lead, the other end of the insertion core is cylindrical and is inserted into the slotted pipe, the slotted pipe is tubular, the upper part of the slotted pipe is provided with a plurality of slots to form a deformable interface, the deformable interface is provided with a plurality of concave annular contact rings, the annular contact rings are sleeved with elastic limit pieces, the lower end of the slotted pipe can be connected with the lead, the elastic limit pieces are arranged in outer grooves of the annular contact rings to tightly hold the deformable interface, the elastic limit pieces apply holding force to ensure that the annular contact rings are more reliably electrically contacted with conductors, the annular contact rings are in multi-point contact, the contact reliability of products is improved, the volume of the connector product is small, the reliability is high, the processing technology is simple, and the cost is low, the electric energy transmission device is convenient to assemble, one tube has multiple purposes, multiple electric connections are avoided, the electric energy transmission loss is reduced, and the cost performance is higher.

Description

Tubular electric contact assembly for tightly holding grooved pipe by utilizing annular spring and connector group thereof

Technical Field

The invention relates to the technical field of connectors, in particular to a tubular electric contact assembly for tightly holding a slotted pipe by utilizing an annular spring and a connector set of the tubular electric contact assembly.

Background

The connector is also called plug-in components, plug and socket, mainly be used for connecting the device of two different active devices, play transmission current and signal's effect, among the prior art, the plug conducting tube adopts the mode of irritating the spring and hugging closely or the mode that built-in ring spring hugs closely in the electric contact assembly of most connectors, guarantee the electric contact reliability of lock pin and plug, but its technology is complicated, the assembly is loaded down with trivial details, the cost is higher, influence its production efficiency and qualification rate, consequently, need to utilize the tubulose electric contact assembly and the connector group of ring spring hugging closely the fluting pipe to solve this problem.

Disclosure of Invention

To solve the above technical problems, the present invention provides a tubular electrical contact assembly and a connector set thereof, which utilize an annular spring to hold a slotted tube, so as to solve the above problems described in the background art.

The method specifically comprises the following steps: the utility model provides an utilize annular spring to hold tubulose electric contact component of fluting pipe tightly, including the fluting pipe, the lock pin, the one end of lock pin links to each other with the wire, the other end of lock pin is cylindricly and pegs graft with the fluting pipe, the fluting pipe is the tubulose, upper portion forms deformable interface through having seted up a plurality of fluting, set up the annular contact ring of concave type in a plurality of on the deformable interface, annular contact ring overcoat is equipped with the elasticity locating part, fluting pipe lower extreme can link to each other with the wire, the elasticity locating part is arranged in annular contact ring outside recess, hold deformable interface tightly, the power is tightly embraced in the application of elasticity locating part, it is more reliable to make annular contact ring and conductor electrical contact, annular contact ring multiple spot contact, product contact reliability has been improved.

Preferably, the slotted tube is made of a material including, but not limited to, brass, copper, beryllium copper, copper-clad steel, and the like.

Preferably, the elastic limiting part is an annular spring, a snap spring and other elastic parts capable of applying holding force, and the annular spring comprises an integrally formed annular spring and an annular spring formed by surrounding a tension spring.

Preferably, the groove is formed in the lower end of the insertion core, the anti-touch insulating sleeve is inserted into the groove, the anti-touch insulating sleeve can avoid mistakenly touching the insertion core in the operation process, and the operation safety is guaranteed.

The utility model provides a connector that contains tubulose electrical contact assembly who utilizes annular spring to hold tightly slotted pipe, includes above-mentioned tubulose electrical contact assembly, still includes socket shell and plug shell, and the lock pin embedding sets up in the middle of the socket shell, and the slotted pipe is pegged graft on the lock pin to by socket shell and plug shell cladding, socket shell and plug shell joint or connect soon, the lock pin adopts rubber coating technology and socket shell to constitute whole socket.

Preferably, the cover is equipped with the sheath in the middle part of the fluting pipe, and the sheath is fixed on the fluting pipe, and its fixed mode includes but not limited to rivet riveting, the fix with screw, and the rivet is fixed, laser riveting, modes such as back-off or buckle joint, the sheath is fixed outside the fluting pipe, prevents that the wiring back, and the fluting pipe slope appears and leads to the contact unreliable, and the wiring position can be made clear and definite to the sheath, when preventing the wiring, presss from both sides the clamp and arrives fluting interface position, leads to warping.

Preferably, the cover is equipped with sealed gum cover between fluting pipe lower part and plug shell, and sealed gum cover divide into upper, middle and lower three, and upper portion is as the support part of sheath, prevents the wiring back, when dragging the wire downwards, drives the wiring nose and breaks away from downwards, and socket, plug seal part are regarded as to the middle part, seal energy storage connector inner space, and the lower part is as the wiring back, and wiring wire and external environment seal part make the product leakproofness better.

Preferably, the middle part of the slotted pipe is provided with a fixing groove including but not limited to a hole or a groove, such as a square, a circle, a special-shaped hole or an annular groove, for fixing a sheath or other fixing elements.

Preferably, the riveting hole is formed in the middle of the slotted pipe and the middle of the sheath and is riveted and fixed through the rivet, and when the rivet can prevent wiring, the wire extends into the slotted interface position, so that the inserting core cannot be inserted.

Preferably, the outer side of the socket shell is provided with a mounting flange, and mounting holes are formed in the periphery of the mounting flange.

Preferably, the mounting flange is sleeved with a sealing gasket

Preferably, a distance is reserved between the plug shell and the socket shell after installation, the dielectric property is improved, and the distance reserved between the socket and the plug is ensured to be not less than 1mm under the condition that UL1500V working voltage is met.

Advantageous effects

1. The product has simple process, convenient and quick installation and high production efficiency;

2. on the premise that the product meets the UL1500V working voltage, the product has small volume and high reliability, and the cost performance is higher;

3. the slotted tubular contact assembly is adopted, and a plurality of annular contact rings and annular springs are used, so that the contact is more reliable, and the product quality is improved;

4. the grooved tube is vertical and tubular, the processing technology is simple, the cost is low, the assembly is convenient, one tube has multiple purposes, the electric energy transmission loss is reduced without multiple electric connection, and the functions of wiring and connecting the inserting core and electric connection are achieved.

Drawings

FIG. 1 is an exploded view of an overall structure of an embodiment of the present invention;

FIG. 2 is a schematic view of a ring spring and a slotted tube according to an embodiment of the present invention;

FIG. 3 is an exploded view of a second wiring assembly according to an embodiment of the present invention;

FIG. 4 is an exploded view of a second embodiment of the present invention;

FIG. 5 is a schematic overall structure diagram of the second embodiment of the present invention;

FIG. 6 is a cross-sectional view of the overall structure of the second embodiment of the present invention;

FIG. 7 is a schematic diagram of a two-ferrule structure according to an embodiment of the invention;

FIG. 8 is a schematic structural view of a second sealant sleeve and a plug housing according to an embodiment of the present invention;

FIG. 9 is a schematic diagram of a second gasket and a socket housing according to an embodiment of the invention;

in fig. 1 to 9, the correspondence between the component names and the reference numbers is:

the plug comprises a slotted pipe 1, a slotted groove 101, a ferrule 2, an annular contact ring 102, a riveting hole I103, an elastic limiting piece 3, a sheath 4, a riveting hole II 401, a socket shell 5, a plug shell 6, a sealing rubber sleeve 7, a sealing gasket 8 and a touch-proof insulating sleeve 9.

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 a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In addition, it should be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, are only used for convenience in describing the present invention, and do not indicate or imply that the device or element indicated must have the specific orientation and be operated in the specific orientation, and thus, the present invention is not limited thereto.

The first embodiment is as shown in the attached figures 1 to 2:

the present embodiment provides

A tubular electric contact assembly for tightly holding a slotted pipe by using an annular spring comprises a slotted pipe 1 and an insertion core 2, wherein one end of the insertion core 2 is connected with a wire, the other end of the insertion core 2 is cylindrical and is inserted into the slotted pipe 1, the slotted pipe 1 is tubular, the upper part of the slotted pipe is provided with a plurality of slots 101 to form a deformable interface, the deformable interface is provided with a plurality of concave annular contact rings 102, elastic limit pieces 3 are sleeved outside the annular contact rings, the lower end of the slotted pipe 1 can be connected with the wire, and after the wire is inserted, the lower end of the slotted pipe 1 is clamped flat by a clamp to clamp and fix the wire;

the elastic limiting part is arranged in the groove outside the annular contact ring and tightly holds the deformable interface, the elastic limiting part applies holding force to enable the annular contact ring to be more reliable in electric contact with the conductor, and the annular contact ring is in multi-point contact, so that the contact reliability of the product is improved.

The slotted pipe 1 is made of materials including, but not limited to, brass, red copper, beryllium bronze, copper-clad steel and the like; the slotting of the slotted pipe 1 includes but is not limited to laser, cutting, water jet and the like;

the elastic limiting member 3 is an annular spring, a snap spring, or other elastic member capable of applying a clasping force, and the annular spring provided in this embodiment may be an integrally formed annular spring or an annular spring formed by surrounding a tension spring.

Wherein, the inside recess that has seted up of 2 lower extremes of lock pins, it has the insulating cover 9 of preventing touching to peg graft on the recess, and the lock pins can be avoided touching by mistake in operation process to the insulating cover 9 of preventing touching, guarantee operation safety.

The tubular electric contact assembly utilizing the annular spring to hold the grooved tube tightly has the advantages of simple processing technology, low cost, convenience in assembly and multiple purposes, plays a wiring function and a connecting inserting core electric connection function, does not have multiple electric connections, and reduces the electric energy transmission loss.

Example two

Referring to fig. 3 to 9, the connector including the tubular electrical contact assembly that clasps the slotted tube by the annular spring according to the present embodiment includes the tubular electrical contact assembly that clasps the slotted tube by the annular spring according to the first embodiment, and further includes a socket housing 5 and a plug housing 6, wherein the ferrule 2 is embedded in the middle of the socket housing 5, and the slotted tube 1 is inserted into the ferrule 2 and is covered by the socket housing 5 and the plug housing 6.

Wherein, socket shell 5 and plug shell 6 joint or screw joint, what this embodiment provided is threaded connection mode.

The plug core and the socket shell form the whole socket by adopting a rubber coating process.

Wherein, the cover is equipped with sheath 4 in the middle part of the fluting pipe 1, and the sheath is fixed on the fluting pipe, and its fixed mode includes but not limited to rivet riveting, the fix with screw, and the rivet is fixed, modes such as laser riveting, and the sheath is fixed outside the fluting pipe, prevents the wiring back, and the fluting pipe slope appears and leads to the contact unreliable, and the wiring position can be made clear and definite to the sheath, when preventing the wiring, presss from both sides the clamp and reaches fluting interface position, leads to warping.

Wherein, the cover is equipped with sealed gum cover 7 between 1 lower part of fluting pipe and plug shell 6, and sealed gum cover divide into upper, middle, lower three, and upper portion is as the support part of sheath, prevents the wiring back, when dragging the wire downwards, drives the wiring nose and breaks away from downwards, and socket, plug seal part are regarded as to the middle part, seal energy storage connector inner space, and the lower part is as the wiring back, and wiring wire and external environment seal part make the product leakproofness better.

The middle of the grooved tube 1 is provided with a hole or a groove, such as a square, a round, a special-shaped hole or an annular groove, for fixing the sheath 4 or other fixing members. The riveting hole is opened at slotted pipe 1 and 4 middle parts of sheath to through rivet 10 riveting fixed, when the wiring can be prevented in rivet 10 position, the wire stretches into slotted interface position, leads to the lock pin can not insert.

Wherein, the 5 outsides of socket shell are provided with mounting flange, and the mounting hole has been seted up around mounting flange, can fix the connector installation on the box through mounting flange and mounting hole.

Wherein, the cover is equipped with sealed pad 9 above the mounting flange, and sealed pad can play the sealed effect between connector and the box.

Wherein, the plug shell should leave the interval after installing with the socket shell, improves the dielectric property, satisfies UL1500V operating voltage under, the interval that leaves between socket and the plug guarantees to be no less than 1 mm's distance.

In conclusion, the connector product has the advantages of small volume, high reliability, simple processing technology, low cost, convenient assembly, multiple functions, no multiple electric connection, reduced electric energy transmission loss and higher cost performance on the premise of meeting the UL1500V working voltage.

Claims

1. The utility model provides an utilize annular spring to hold tubulose electric contact component of fluting pipe tightly, a serial communication port, including fluting pipe, lock pin, the one end of lock pin links to each other with the wire, and the other end of lock pin is cylindricly and pegs graft with the fluting pipe, the fluting pipe is the tubulose, and upper portion forms deformable interface through having seted up a plurality of fluting, set up the annular contact ring of indent type in a plurality of on the deformable interface, annular contact ring overcoat is equipped with elasticity locating part, fluting pipe lower extreme can link to each other with the wire.

2. The tubular electrical contact assembly for clasping a slotted tube with an annular spring as in claim 1, wherein the elastic stop is an annular spring or an annular circlip.

3. The tubular electric contact assembly for clasping the slotted pipe by the annular spring as claimed in claim 1, wherein the lower end of the ferrule is provided with a groove inside, and the groove is inserted with the anti-touch insulating sleeve.

4. A connector comprising a tubular electric contact assembly for clasping a slotted pipe by using a ring spring, which is characterized in that the tubular electric contact assembly comprises the tubular electric contact assembly for clasping a slotted pipe by using a ring spring as claimed in any one of claims 1 to 3, and further comprises a socket shell and a plug shell, wherein the plug core is embedded and arranged in the middle of the socket shell, the slotted pipe is inserted into the plug core and is coated by the socket shell and the plug shell, and the socket shell and the plug shell are clamped or screwed.

5. The connector comprising a tubular electric contact assembly for clasping a slotted tube by an annular spring as set forth in claim 4, wherein a sheath is sleeved on the middle portion of the slotted tube, and a sealing rubber sleeve is sleeved between the lower portion of the slotted tube and the plug housing.

6. The connector as claimed in claim 5, wherein the slotted tube is riveted to the middle of the sheath by a rivet.

7. The connector comprising a tubular electrical contact assembly with a slotted tube held tightly by an annular spring as claimed in claim 4, wherein a mounting flange is provided outside the socket housing, and mounting holes are provided around the mounting flange.

8. A connector comprising a tubular electrical contact assembly clasping a slotted tube with an annular spring as in claim 7 wherein a gasket is sleeved over the mounting flange.