CN208753569U - A kind of connection terminal structure of aviation plug - Google Patents

Abstract

The utility model provides a kind of connection terminal structure of aviation plug, belongs to plug technical field.It solves the problems, such as that existing aviation plug dismounting is inconvenient.The connection terminal structure of this aviation plug, the shank being spirally connected including pedestal, one end and pedestal and the conductive sleeve being set on shank, the upper end of the shank has hemispheric head, the upper end of the conductive sleeve is resisted against the lower surface on head, lower end is resisted against the upper surface of pedestal, the conductive sleeve includes upper sleeve body, lower body and several elastic slices for connecting upper sleeve body and lower body, several described elastic slices circumferentially and between two adjacent elastic slices have gap, and the elastic slice is convexly curved shape.When the connecting terminal disassembly of this structure, shank need to only be screwed out from pedestal, connecting terminal only remains next pedestal at this time, structure is simple, convenient transportation, in addition after connecting terminal long-time use, only needing to change new conductive sleeve can be completed the reparation of connecting terminal.

Description

A kind of connection terminal structure of aviation plug

Technical field

The utility model belongs to plug technical field, is related to a kind of aviation plug, especially a kind of wiring of aviation plug Terminal structure.

Background technique

Aviation plug is a kind of electromechanical original part for being widely used in all kinds of electric wirings, it plays the work for connecting or disconnecting circuit With being all metal-back mostly, plugs and sockets has thread.It can be tightened, not easily to fall off, aviation plug has generally comprised Inserting terminal, the grafting of the inserting terminal and female of male plug are all had on male plug and female, male plug and female Terminal, which can be mutually inserted, realizes electrical connection with merging.

Currently, traditional aviation plug structure in the shape of a rod, and be that inserting terminal is exposed for the part of electrical connection Part, and the exposed part of the inserting terminal can not dismantle storage, it has not been convenient to transport；On the other hand, it is transporting During, in order to protect the exposed part of inserting terminal not to be destroyed, a plastics are generally arranged on inserting terminal Protective jacket, and need to pull out in plastic protection set when in use, user generally will be with after pulling out plastic protection set Hand is thrown away, and seldom the careful storage of plastic protection set is got up, therefore nowhere seeks again next time using when covering to plastic protection It looks for, so that inserting terminal can not be protected, in addition to this, after inserting terminal long-time use, meeting between terminal and terminal There is the case where mutually loosening, be unfavorable for the conducting of circuit, the reparation of the inserting terminal after there is the situation is difficult.

Summary of the invention

The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of wiring of aviation plug Terminal structure, the technical problem to be solved by the utility model is to how to provide one in the case where guaranteeing beam conduction The detachable connecting terminal of kind.

The purpose of this utility model can be realized by the following technical scheme:

A kind of connection terminal structure of aviation plug, the shank being spirally connected including pedestal, one end and pedestal and is set in slotting The upper end of conductive sleeve on extension bar, the shank has hemispheric head, and the upper end of the conductive sleeve is resisted against head Lower surface, lower end are resisted against the upper surface of pedestal, and the conductive sleeve includes upper sleeve body, lower body and connection upper sleeve body and traps Several elastic slices of body, several described elastic slices circumferentially and between two adjacent elastic slices have gap, and the elastic slice is in The arc shape of evagination.

When assembly, first conductive sleeve is covered on shank, then connect the lower end of shank with whorl of base, pedestal The lower surface on upper surface and head limits conductive sleeve, until the upper end of conductive sleeve is resisted against lower surface, the lower end on head It is resisted against the upper surface of pedestal, conductive sleeve is clamped positioning, and in connecting terminal and mating intubation, hemispheric head Guiding plays the role of during connecting terminal and mating intubation in portion, and connecting terminal is facilitated to be rapidly inserted into intubation It is interior, and being provided with for elastic slice is fitted close conducive to connecting terminal and intubation, after connecting terminal is fully inserted into intubation, elastic slice quilt It squeezes, elastic slice has the trend of arc deformation, thus elastic slice is resisted against on the inner wall of intubation, is conducive to connecting terminal and intubation is tight Close fit is conducive to conductive stable.When disassembly, shank need to only be screwed out from pedestal, then again by conductive sleeve and slotting Extension bar storage is got up, and connecting terminal only remains next pedestal at this time, and structure is simple, convenient transportation, in addition when connecting terminal is long Between after use, the elastic slice elasticity on conductive sleeve loosens the cooperation between connecting terminal and intubation after weakening, at this time Needing to change new conductive sleeve can be completed the reparation of connecting terminal.

In a kind of connection terminal structure of above-mentioned aviation plug, the upper end of the conductive sleeve has in-flanges, described The upper surface of in-flanges and the lower surface on head lean.By the setting of structure, conductive sleeve is increased by the way that in-flanges is arranged Upper surface area, and then increase the contact area between the upper surface of conductive sleeve and the lower surface on head, be conducive to lead Electricity is stablized.

In a kind of connection terminal structure of above-mentioned aviation plug, the upper surface of the pedestal offers annular groove, described The lower end of conductive sleeve is inserted into annular groove, and clamping ring that can be conductive is arranged on the two sidewalls in the annular groove, and two clamp Ring is matched for clamping tightly the lower end of positioning conductive sleeve.Setting with this configuration, two clamping rings are matched for clamping tightly the lower end of positioning conductive sleeve Afterwards, on the one hand conductive sleeve is positioned, conductive sleeve is avoided to rotate during shank is screwed on pedestal, it is another Aspect, after two clamping rings clamp conductive sleeve, clamping ring is fitted closely with conductive sleeve, and then guarantees lower end and the pedestal of conductive sleeve Stable electrical connection.

In a kind of connection terminal structure of above-mentioned aviation plug, the bottom surface of the annular groove is respectively provided at two sidewalls There is cricoid locating slot, the lower end of the clamping ring is inserted into locating slot, and the middle part of the clamping ring has outwardly convex The end of arc-shaped butting section, the butting section is resisted against on the side wall of conductive sleeve, and the one of the upper and lower end parts of the clamping ring Side wall leans with the inner wall of annular groove.Setting with this configuration, the lower end of clamping ring, which is inserted into, to be made to clamp in locating slot Ring can position in annular groove, and after the lower end of conductive sleeve is inserted between two, the lower end of conductive sleeve presses against portion, supports Due to being arc deformation slightly occurs for relying part, and the butting section after slightly deformation occurs squeezes the upper and lower side of clamping ring Portion so that the upper and lower end parts of clamping ring lean with the inner wall of annular groove, and is equivalent to and is applied with horizontal work on clamping ring Firmly, it facilitates gripping by ring and is positioned in annular groove firm, so that pedestal, clamping ring and conductive sleeve three fit closely, be conducive to Conductive stable.

In a kind of connection terminal structure of above-mentioned aviation plug, screw thread is offered in the middle part of the base upper surface The lower end in hole, the shank is threadedly coupled with threaded hole.It is arranged with this configuration, shank and pedestal is facilitated to pacify installation and dismantling It unloads.

In a kind of connection terminal structure of above-mentioned aviation plug, the middle part of the lower surface of the pedestal has connection Bar, the lateral wall of the pedestal offer cricoid groove, and the cross section of the groove is arcuate structure.It is arranged with this configuration, Connecting rod facilitates pedestal and cable connection, when manufacture, needs the vulcanization of rubber on pedestal and by the lower surface and outside of pedestal Wall package, and groove is conducive to combining closely for pedestal and rubber, and combines firm.

Compared with prior art, when the connection terminal structure of the aviation plug of the utility model has the advantage that disassembly, Shank need to only be screwed out from pedestal, then conductive sleeve and shank storage be got up again, connecting terminal only remains at this time Next pedestal, structure is simple, convenient transportation, and in addition after connecting terminal long-time use, the elastic slice elasticity on conductive sleeve subtracts Make connecting terminal and intubation after weak, only needing to change new conductive sleeve at this time can be completed the reparation of connecting terminal.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure of the utility model.

Fig. 2 is the enlarged structure schematic diagram in the portion A in this Fig. 1.

In figure, 1, pedestal；11, annular groove；12, locating slot；13, threaded hole；14, connecting rod；15, groove；2, shank； 21, head；3, conductive sleeve；31, upper sleeve body；32, lower body；33, elastic slice；34, in-flanges；4, clamping ring；41, butting section.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1, the connection terminal structure of this aviation plug, the shank 2 being spirally connected including pedestal 1, one end and pedestal 1 There is hemispheric head 21 with the upper end of the conductive sleeve 3 being set on shank 2, the shank 2, the conductive sleeve 3 Upper end is resisted against the lower surface on head 21, lower end is resisted against the upper surface of pedestal 1, and the conductive sleeve 3 includes upper sleeve body 31, traps Body and several elastic slices 33 for connecting upper sleeve body 31 and lower body 32, several described elastic slices 33 are circumferentially and adjacent There is gap, the elastic slice 33 is convexly curved shape between two elastic slices 33.

More specifically, the upper end of the conductive sleeve 3 has in-flanges 34, the upper surface of the in-flanges 34 and head The lower surface in portion 21 leans；Threaded hole 13, the lower end of the shank 2 and spiral shell are offered in the middle part of 1 upper surface of pedestal Pit 13 is threadedly coupled；The middle part of the lower surface of the pedestal 1 has connecting rod 14, and the lateral wall of the pedestal 1 offers ring The groove 15 of shape, the cross section of the groove 15 are arcuate structure.

As shown in Fig. 2, the upper surface of the pedestal 1 offers annular groove 11, the lower end of the conductive sleeve 3 is inserted into annular groove It is interior, clamping ring 4 that can be conductive is arranged on the two sidewalls in the annular groove 11, it is conductive that two clamping rings 4 are matched for clamping tightly positioning The lower end of set 3, in the present embodiment, the bottom surface of the annular groove 11 is provided with cricoid locating slot 12 at two sidewalls, described The lower end of clamping ring 4 is inserted into locating slot 12, and the middle part of the clamping ring 4 has the arc-shaped butting section of outwardly convex 41, the end of the butting section 41 is resisted against on the side wall of conductive sleeve 3, the one side wall of the upper and lower end parts of the clamping ring 4 with The inner wall of annular groove 11 leans.

When connecting terminal in the present embodiment assembles, first conductive sleeve is covered on shank, then by the lower end of shank It is connect with whorl of base, the upper surface of pedestal and the lower surface on head limit conductive sleeve, until the upper end of conductive sleeve is supported Lean against the lower surface on head, lower end is resisted against the upper surface of pedestal, conductive sleeve is clamped positioning, and in connecting terminal and intubation When mating, guiding is played the role of during connecting terminal and mating intubation in hemispheric head, conveniently connects Line terminals are rapidly inserted into intubation, and being provided with for elastic slice is fitted close conducive to connecting terminal and intubation, and connecting terminal is complete After being inserted into intubation, elastic slice is extruded, and elastic slice has the trend of arc deformation, thus elastic slice is resisted against on the inner wall of intubation, Be conducive to connecting terminal and intubation is fitted close, is conducive to conductive stable.When disassembly, only shank need to be screwed out from pedestal and be Can, then conductive sleeve and shank storage are got up again, connecting terminal only remains next pedestal at this time, and structure is simple, facilitates fortune Defeated, in addition after connecting terminal long-time use, the elastic slice elasticity on conductive sleeve makes between connecting terminal and intubation after weakening Cooperation loosen, only needing to change new conductive sleeve at this time can be completed the reparation of connecting terminal.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (6)

1. a kind of connection terminal structure of aviation plug, which is characterized in that inserted including what pedestal (1), one end and pedestal (1) were spirally connected The upper end of extension bar (2) and the conductive sleeve (3) being set on shank (2), the shank (2) has hemispheric head (21), the upper end of the conductive sleeve (3) is resisted against the lower surface of head (21), lower end is resisted against the upper surface of pedestal (1), described Conductive sleeve (3) includes several elastic slices (33) of upper sleeve body (31), lower body and connection upper sleeve body (31) and lower body (32), Several described elastic slices (33) circumferentially and between adjacent two elastic slices (33) have gap, and the elastic slice (33) is in evagination Arc shape.

2. a kind of connection terminal structure of aviation plug according to claim 1, which is characterized in that the conductive sleeve (3) Upper end have in-flanges (34), the lower surface of the upper surface and head (21) of the in-flanges (34) leans.

3. a kind of connection terminal structure of aviation plug according to claim 1, which is characterized in that the pedestal (1) Upper surface offers annular groove (11), and the lower end of the conductive sleeve (3) is inserted into annular groove, on the two sidewalls in the annular groove (11) It is arranged with clamping ring (4) that can be conductive, two clamping rings (4) are matched for clamping tightly the lower end of positioning conductive sleeve (3).

4. a kind of connection terminal structure of aviation plug according to claim 3, which is characterized in that the annular groove (11) Bottom surface is provided with cricoid locating slot (12) at two sidewalls, and the lower end of the clamping ring (4) is inserted into locating slot (12) Interior, the middle part of the clamping ring (4) has the arc-shaped butting section (41) of outwardly convex, and the end of the butting section (41) is supported On the side wall for leaning against conductive sleeve (3), inner wall of the one side wall of the upper and lower end parts of the clamping ring (4) with annular groove (11) offsets It leans on.

5. a kind of connection terminal structure of aviation plug according to claim 1, which is characterized in that on the pedestal (1) It is offered in the middle part of surface threaded hole (13), the lower end of the shank (2) is threadedly coupled with threaded hole (13).

6. a kind of connection terminal structure of aviation plug according to claim 1, which is characterized in that the pedestal (1) The middle part of lower surface has connecting rod (14), and the lateral wall of the pedestal (1) offers cricoid groove (15), the groove (15) Cross section be arcuate structure.