CN112636085B - Connection fixing structure capable of quickly dismounting socket - Google Patents
Connection fixing structure capable of quickly dismounting socket Download PDFInfo
- Publication number
- CN112636085B CN112636085B CN202011381201.2A CN202011381201A CN112636085B CN 112636085 B CN112636085 B CN 112636085B CN 202011381201 A CN202011381201 A CN 202011381201A CN 112636085 B CN112636085 B CN 112636085B
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- socket
- sliding block
- sliding
- pin
- slot
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
Abstract
The invention relates to a connecting and fixing structure of a socket capable of being quickly disassembled and assembled, which comprises: the sliding block is provided with a mounting hole for radial insertion of the socket and a fixing hole connected with a mounting flange of the socket, and the side part of the sliding block is provided with a sliding part and a positioning hole formed in the sliding part; the installation structure is provided with an elastic pin locking structure and a slot for inserting the sliding block, a sliding part matched with the sliding part is arranged in the slot, the sliding block is inserted into the slot along the guiding direction of the sliding part, and the elastic pin locking structure is matched with the positioning hole in a locking mode to realize positioning of the sliding block so as to fix the socket. According to the invention, the sliding block is connected with the engine mounting structure, so that the multiple LRU units can be rapidly mounted and dismounted, the socket of the engine cable assembly can be separated from the mounting structure only by pulling the pin and pushing and pulling the sliding block in the mounting and dismounting process, the time is saved, the operation is convenient, no excess is generated, and the rapid mechanical connection and dismounting of the socket in the engine cable assembly can be realized without using tools.
Description
Technical Field
The invention belongs to the technical field of aerospace connectors, and particularly relates to a connecting and fixing structure capable of quickly disassembling and assembling a socket.
Background
The engine cable assembly is a very critical design point as an LRU unit (field replaceable unit, as shown in fig. 1, generally, the engine cable assembly 101 is composed of a plurality of independent LRU units) of the aircraft engine to achieve the quick assembly and disassembly function of the engine cable assembly. Generally, electrical interfaces of various components of the engine, such as a lubricating oil pump, a historical data recorder and the like, are all sockets, an electrical interface selected at one end of a cable assembly of the engine is a plug 102, and the plug and the socket are quickly connected through threads or bayonets to realize opposite insertion and disassembly, so that the electrical separation and connection of the cable assembly of the engine and various components of the accessory body of the engine are realized. The general input (output) interface at the other end of the engine cable assembly is generally selected as a socket, the aircraft cable end is a plug, and the socket of the engine cable is connected with the plug of the aircraft cable, so that the transmission of sensor signals and control signals between an engine and an aircraft electronic control system is realized, and stable and reliable electric signal transmission is provided.
At present, the installation mode of a socket of a generator cable assembly is generally front-board installation and back-board installation, namely, the socket square disc 103 on the socket is matched with a fastener to be directly fixed at the front/back end of a panel of corresponding equipment, the fixing mode is generally screw and nut matched and fixed and nut fastened and fixed, and the socket square disc is schematically shown in fig. 2. The mounting is typically the mounting torque of a single screw: the M3 screw is 0.4N.m, and when in use, the opposite angle fastening sequence is adopted, after 50% of pretightening force of installation torque is applied, the screws are screwed one by one, and four screws and corresponding nuts are shared for fastening. The current socket assembling and disassembling mode has the following defects: firstly, a torque wrench (or a straight or cross screwdriver) is needed in the installation process, and certain requirements are required for the installation space. The four screws are installed according to the requirement of sequence, and each screw is screwed down in sequence, so that time and labor are wasted; when the screw head is disassembled, the screw head is easy to wear and is difficult to disassemble, and the replacement and maintenance time is long. The screw and the nut have small volume, and are easy to drop, lose and form redundant substances in the process of changing the outfield, thereby influencing the running safety of the engine.
Disclosure of Invention
In order to solve the problem of low mounting and dismounting efficiency of the existing socket, the invention provides a connecting and fixing structure capable of quickly dismounting the socket, which can realize quick mechanical connection and dismounting of the socket in an engine cable assembly.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the connection fixing structure of the quick-detachable socket comprises:
the sliding block is provided with a mounting hole for radial insertion of the socket and a fixing hole connected with a mounting flange of the socket, and the side part of the sliding block is provided with a sliding part and a positioning hole formed in the sliding part;
the installation structure is provided with an elastic pin locking structure and a slot for inserting the sliding block, a sliding part matched with the sliding part is arranged in the slot, the sliding block is inserted into the slot along the guiding direction of the sliding part, and the elastic pin locking structure is matched with the positioning hole in a locking mode to realize positioning of the sliding block so as to fix the socket.
The object of the invention is further achieved by the following technical measures.
Further, the mounting structure is fixed to the engine body.
Furthermore, the elastic pin locking structure comprises a fixed seat fixed on the mounting structure, a pin assembled in the fixed seat in a sliding manner, and an elastic part assembled between the fixed seat and a flange of the pin; in a free state, the elastic piece enables the flange to be pressed against a step in the mounting structure so that the locking part at the bottom end of the pin extends into the positioning hole, and positioning in the plugging and unplugging direction is achieved after the sliding block is inserted in place; when unlocking, the pin is pulled axially to be withdrawn from the positioning hole so as to be convenient for detaching the sliding block from the slot.
Further, the elastic piece is a cylindrical spring sleeved on the pin.
Further, the top end of the pin is provided with a force application part which is convenient for pulling axially.
Furthermore, the sliding part is a sliding groove arranged on two sides of the sliding block, and the sliding part is a sliding rail arranged on two sides of the slot.
Furthermore, the mounting flange is a socket square plate.
Furthermore, the socket is an interface of a generator cable assembly and is used for being plugged with an aircraft cable plug.
By means of the technical scheme, the sliding block is connected with the engine mounting structure, rapid installation and disassembly of the LRU units can be achieved, the socket of the engine cable assembly can be separated from the mounting structure only by pulling the pin and pushing and pulling the sliding block in the assembling and disassembling process, time is saved, operation is convenient, no surplus objects are generated, and rapid mechanical connection and disassembly of the socket in the engine cable assembly can be achieved without using tools.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view showing the overall construction of an engine cable assembly according to the present invention.
Fig. 2 is a block diagram of a conventional socket.
Fig. 3 is a schematic view of the structure in the direction a in fig. 1.
Fig. 4 is a schematic perspective view of the slider of the present invention.
FIG. 5 is a schematic view of the slider of the present invention mounted in a mounting structure.
Fig. 6 is an enlarged view of a portion B of fig. 5.
Detailed Description
The following detailed description is to be read in connection with the drawings and the preferred embodiments.
Referring to fig. 1 to 6, a connection fixing structure of a quick-detachable socket includes a slider 1 and a mounting structure 2 for quick-detachable from the slider, where the mounting structure 2 is fixed on an engine body through a self-assembling hole 22, the slider 1 has a mounting hole 11 for radial insertion of a socket 3 and a fixing hole 12 connected to a mounting flange 31 of the socket, and the mounting flange 31 is a socket square plate in this embodiment; in the machining process of the engine cable assembly, the sliding block 1 is installed behind the installation flange 31, the socket 3 is radially installed in the hole through the opening of the installation hole, the sliding block 1 and the socket 3 are installed into a whole through the screw 4 and are integrated with the engine cable assembly, the installation size and the structure of the existing socket do not need to be changed in the process, and therefore the improvement can be carried out under the condition that the structure of the existing socket is not changed. The slider 1 is provided at a side portion thereof with a slide portion 13 and a positioning hole 14 formed in the slide portion, and the positioning hole 14 is provided in a radial direction of the slider.
The installation structure 2 is provided with elastic pin locking structures and slots 21 for inserting the sliding blocks, the elastic pin locking structures are installed in corresponding holes of the installation structure, the number of the slots can be set according to the number of the sliding blocks, and each slot and the sliding block in the slot are correspondingly provided with one elastic locking structure, so that the socket end of a plurality of engine cable assemblies can be rapidly assembled and disassembled at the same time. Furthermore, a sliding part 22 matched with the sliding part 13 is arranged in the slot 21, and after the sliding block is inserted into the slot along the guiding direction of the sliding part, the elastic pin locking structure is in locking fit with the positioning hole 14 to realize the positioning of the sliding block so as to fix the socket. Specifically, the elastic pin locking structure comprises a fixed seat 51 fixed on the mounting structure, a pin 52 assembled in the fixed seat in a guiding and sliding manner, and an elastic piece 53 assembled between the fixed seat and a flange 521 of the pin, wherein the pin penetrates through the upper end and the lower end of the fixed seat, and the bottom end of the pin is provided with a columnar locking part 522; in a free state, the elastic piece 53 presses the flange 521 against the step 23 in the mounting structure so that the locking part 522 at the bottom end of the pin 52 extends into the positioning hole 14 to complete locking and positioning in the inserting and pulling direction after the slide block is inserted in place; during unlocking, the pin is pulled axially to be withdrawn from the positioning hole so as to be convenient for detaching the sliding block from the slot, and the moving direction of the pin is vertical to the inserting direction of the sliding block in the pulling or resetting process.
Preferably, the elastic member 53 is a cylindrical spring sleeved on the pin; the top end of the pin is provided with a force application part 523 convenient for axial pulling, so as to facilitate unlocking. In this embodiment, the sliding portion is a sliding groove disposed on two sides of the sliding block, and the sliding portion is a sliding rail disposed on two sides of the slot.
The working principle of the invention is as follows:
when an engine cable assembly is installed on an engine, the pin 52 is pulled up by the force application part to enable the locking part 522 to exit from the inner space of the slot 21, the slider 1 enters a preset position along a guide rail of the installation structure, and the pin is loosened to enable the locking part at the bottom end of the pin to enter a positioning hole so as to lock the slider, so that the quick installation and positioning of the socket are realized; when the sliding block is disassembled, the pin 52 is pulled up, and the sliding block can be pulled out by releasing the locking relation between the pin 52 and the positioning hole 14 in the inserting and pulling direction of the sliding block 1; therefore, the whole engine cable assembly and the engine body can be quickly mounted and dismounted.
In other embodiments, the socket is not limited to be a socket end in a generator cable assembly, and the connection fixing structure of the present invention may be configured for a socket in other fields/types of cable assemblies, and furthermore, the plug connector may be equipped with the connection fixing structure of the present invention to achieve quick assembly and disassembly of the plug; each slot is not limited to be provided with one elastic pin locking structure, and also can be provided with two or more elastic pin locking structures, so that a better positioning effect is realized; the shape of the square socket plate can also be a circular flange, a polygonal flange and the like.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the present invention without departing from the scope of the present invention, and still fall within the scope of the present invention.
Claims (8)
1. A connection fixing structure of a quick-detachable socket is characterized by comprising:
the sliding block is provided with a mounting hole for radial insertion of the socket and a fixing hole connected with a mounting flange of the socket, and the side part of the sliding block is provided with a sliding part and a positioning hole formed in the sliding part;
the installation structure is provided with an elastic pin locking structure and a slot for inserting the sliding block, the elastic pin locking structure comprises a fixed seat fixed on the installation structure, a pin assembled in the fixed seat in a sliding mode and an elastic piece assembled between the fixed seat and a flange of the pin, a sliding part matched with the sliding part is arranged in the slot, the sliding block is inserted into the slot along the guiding direction of the sliding part, and then the pin in the elastic pin locking structure is matched with the positioning hole in a locking mode to achieve positioning of the sliding block so as to fix the socket.
2. The connection fixing structure of a quick detachable socket according to claim 1, wherein: the mounting structure is fixed to the engine body.
3. The connection fixing structure of a quick detachable socket according to claim 1, wherein:
in a free state, the elastic piece enables the flange to be pressed against a step in the mounting structure so that the locking part at the bottom end of the pin extends into the positioning hole, and positioning in the plugging and unplugging direction is achieved after the sliding block is inserted in place;
when unlocking, the pin is pulled axially to be withdrawn from the positioning hole so as to be convenient for detaching the sliding block from the slot.
4. The connection fixing structure of a quick detachable socket according to claim 1, wherein: the elastic piece is a cylindrical spring sleeved on the pin.
5. The connection fixing structure of a quick detachable socket according to claim 1, wherein: the top end of the pin is provided with a force application part which is convenient for axial pulling.
6. The connecting and fixing structure of a quick-detachable socket according to any one of claims 1 to 5, wherein: the sliding part is a sliding groove arranged on two sides of the sliding block, and the sliding part is a sliding rail arranged on two sides of the slot.
7. The connection fixing structure of a quick detachable socket according to claim 1, wherein: the mounting flange is a socket square plate.
8. The connection fixing structure of a quick detachable socket according to claim 1 or 2, wherein: the socket is an interface of a generator cable assembly and is used for being plugged with an airplane cable plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011381201.2A CN112636085B (en) | 2020-11-30 | 2020-11-30 | Connection fixing structure capable of quickly dismounting socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011381201.2A CN112636085B (en) | 2020-11-30 | 2020-11-30 | Connection fixing structure capable of quickly dismounting socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112636085A CN112636085A (en) | 2021-04-09 |
| CN112636085B true CN112636085B (en) | 2022-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011381201.2A Active CN112636085B (en) | 2020-11-30 | 2020-11-30 | Connection fixing structure capable of quickly dismounting socket |
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| Country | Link |
|---|---|
| CN (1) | CN112636085B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2170587Y (en) * | 1993-07-22 | 1994-06-29 | 林东明 | Fall off prevention apparatus for plug |
| CN203859312U (en) * | 2014-05-10 | 2014-10-01 | 台州携康电子有限公司 | Anti-disconnecting power plug and socket combination structure |
| CN204361438U (en) * | 2015-01-21 | 2015-05-27 | 哈尔滨飞机工业集团有限责任公司 | A kind of electrical socket fixture |
| CN204720716U (en) * | 2015-06-10 | 2015-10-21 | 宁波天鹭莱电子技术有限公司 | A kind of electric connector being convenient to install |
| WO2018233169A1 (en) * | 2017-06-21 | 2018-12-27 | 歌尔科技有限公司 | Connecting mechanism |
| WO2018233715A1 (en) * | 2017-06-23 | 2018-12-27 | 上海电巴新能源科技有限公司 | Electrical connection device |
| CN110797709A (en) * | 2019-10-23 | 2020-02-14 | 苏州快可光伏电子股份有限公司 | Key-type high-current high-protection quick-plug connector |
| CN211829431U (en) * | 2020-01-19 | 2020-10-30 | 杭州鸿雁电器有限公司 | Movable wall socket |
-
2020
- 2020-11-30 CN CN202011381201.2A patent/CN112636085B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2170587Y (en) * | 1993-07-22 | 1994-06-29 | 林东明 | Fall off prevention apparatus for plug |
| CN203859312U (en) * | 2014-05-10 | 2014-10-01 | 台州携康电子有限公司 | Anti-disconnecting power plug and socket combination structure |
| CN204361438U (en) * | 2015-01-21 | 2015-05-27 | 哈尔滨飞机工业集团有限责任公司 | A kind of electrical socket fixture |
| CN204720716U (en) * | 2015-06-10 | 2015-10-21 | 宁波天鹭莱电子技术有限公司 | A kind of electric connector being convenient to install |
| WO2018233169A1 (en) * | 2017-06-21 | 2018-12-27 | 歌尔科技有限公司 | Connecting mechanism |
| WO2018233715A1 (en) * | 2017-06-23 | 2018-12-27 | 上海电巴新能源科技有限公司 | Electrical connection device |
| CN110797709A (en) * | 2019-10-23 | 2020-02-14 | 苏州快可光伏电子股份有限公司 | Key-type high-current high-protection quick-plug connector |
| CN211829431U (en) * | 2020-01-19 | 2020-10-30 | 杭州鸿雁电器有限公司 | Movable wall socket |
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| Publication number | Publication date |
|---|---|
| CN112636085A (en) | 2021-04-09 |
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