CN109273921B - fall-off connector capable of being forcibly taken off - Google Patents
fall-off connector capable of being forcibly taken off Download PDFInfo
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- CN109273921B CN109273921B CN201811103185.3A CN201811103185A CN109273921B CN 109273921 B CN109273921 B CN 109273921B CN 201811103185 A CN201811103185 A CN 201811103185A CN 109273921 B CN109273921 B CN 109273921B
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- locking
- pin
- connector
- transverse
- fixed
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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
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
-
- 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
- H01R13/627—Snap or like fastening
-
- 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
- H01R24/005—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure requiring successive relative motions to complete the coupling, e.g. bayonet type
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides falling-off connectors capable of being forcibly separated, which comprise a socket and a plug, wherein a locking sleeve is fixed in the socket, the plug can be inserted into the socket, the locking sleeve can be inserted into the plug, a bushing is fixed in the plug, a pull rod is fixed in the bushing, the locking sleeve comprises a locking end, a pin and a transverse pin, the locking end and the pin are connected through the transverse pin, a locking clamping groove matched with the connector is arranged at the end of the locking end , a vertical hole is arranged at the end of , the connector is forcibly separated by shearing the transverse pin in the locking sleeve, so that the forcible separation can be designed according to the requirement for changing the shearing resistance of the transverse pin, the locking sleeve is forcibly separated by separating the locking end from the pin, the sheared transverse pin is still retained in the locking end and the pin after the forcible separation, no interference of excess substances to an external system is generated, and the forcible separation of the locking sleeve is effective under the condition that a locking mechanism fails, and no influence is generated under other conditions.
Description
Technical Field
The invention relates to fall-off connectors capable of being forcibly separated, belongs to the technical field of connectors, and is suitable for connectors with central locking structures.
Background
The falling connector is applied to fields such as aerospace, aviation, weapons and the like, a central locking structure is mostly adopted for realizing the quick locking and separation of the connector, due to the service life and the motion stress relation, the strength required by a locking sleeve in the falling connector is high, and when the locking mechanism breaks down and can not be unlocked, the existing common integral locking sleeve structure is difficult to realize the separation of the connector, so that the system task fails, and the reliability of the connector is seriously influenced.
At present, a central locking connector realizes a strong disengaging function by reducing the strength of a locking position, such as novel anti-disengaging connectors disclosed in Chinese patent application No. 2016107213065, a bus duct, high-low frequency mixed small-sized self-disengaging connectors disclosed in Chinese patent application No. 2017101748437, pull rope disengaging connectors disclosed in Chinese patent application No. 2016106100286, high-low frequency mixed small-sized self-disengaging connectors disclosed in Chinese patent application No. 2017202839299, pull rope disengaging connectors disclosed in Chinese patent application No. 2010205792606 and anti-disengaging connectors disclosed in Chinese patent application No. 2017203926538, but the central locking connector has the following defects that 1 the reliability of the locking position of the connector is reduced, 2 the strong disengaging position is not fixed, 3 the strong disengaging force is discrete, large and small, and strong disengaging force is controlled, and 4 the connector is not easy to generate excessive remnants after the strong disengaging.
Disclosure of Invention
In order to solve the technical problems, the invention provides fall-off connectors capable of being forcibly separated, which are of split structures, so that the forced separation of the fall-off connectors can be safely and effectively realized in emergency on the premise of ensuring reliable locking of the fall-off connectors.
The invention is realized by the following technical scheme.
The falling-off connectors capable of being forcibly separated comprise sockets and plugs, locking sleeves are fixed in the sockets, the plugs can be inserted into the sockets and can be inserted into the plugs, bushings are fixed in the plugs, pull rods are fixed in the bushings and comprise locking end heads, pins and transverse pins, the locking end heads and the pins are connected through the transverse pins, locking clamping grooves matched with the connectors are formed in the ends of the locking end heads , and vertical holes are formed in the ends of the locking end heads .
And a th transverse hole penetrates through the side wall of the locking end head at the position close to the outer end of the vertical hole, the direction of the th transverse hole is vertical to the direction of the vertical hole, and a transverse pin penetrates through the th transverse hole.
And the pin is provided with a second transverse hole which is transversely crossed, and the transverse pin is inserted into the second transverse hole in a penetrating manner.
The transverse pin is provided with through holes which are in the same direction and have coincident axes.
And a limiting step is arranged in the middle of the pin.
And a steel ball is arranged on the side surface of the connector corresponding to the position in the locking clamping groove.
The locking end, the pin and the transverse pin are all made of stainless steel materials, the locking end is made of quenchable stainless steel, and the locking end, the pin and the transverse pin are subjected to surface passivation after being formed.
The sheath is sleeved in the support, a bushing is arranged in the sheath, a sheath spring is sleeved on the bushing, a pull rod is fixed at the rear end of the connector, a locking spring is sleeved on the pull rod, and a fixed threaded sleeve is fixed at the rear end of the pull rod.
The invention has the advantages that the forced release position is fixed, the hardness of the locking end is high, the locking reliability is high, the forced release of the connector is realized by shearing the transverse pin in the locking sleeve, the forced release force can change the size of the shearing resistance force of the transverse pin according to requirements, the locking sleeve is forced to release the locking end from the pin, the sheared transverse pin is still retained in the locking sleeve after the forced release, no redundant substances are generated to interfere an external system, the forced release of the locking sleeve is effective under the condition that the locking mechanism is invalid, no influence is generated under other conditions, the forced release function of the connector is a safety measure for ensuring the reliable separation, and is widely applicable to the released connector.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the locking collar of FIG. 1;
FIG. 3 is a schematic structural view of the locking tip of FIG. 2;
FIG. 4 is a schematic diagram of the structure of the lead of FIG. 2;
fig. 5 is a schematic view of the cross pin of fig. 2.
In the figure, 1-socket, 2-plug, 11-nut, 12-fixing plate, 13-locking sleeve, 21-steel ball, 22-sheath, 23-bracket, 24-bushing, 25-sheath spring, 26-fixing thread sleeve, 27-pull rod, 28-locking spring, 131-locking end head, 1311-locking clamping groove, 1312-vertical hole, 1313- th transverse hole, 132-pin, 1321-second transverse hole, 1322-limiting step, 133-transverse pin and 1331-through hole.
Detailed Description
The following illustrates the present invention, but the scope of the claims is not limited thereto.
The type falling-off connector capable of being forcibly separated as shown in fig. 1 to 5 comprises a socket 1 and a plug 2, wherein a locking sleeve 13 is fixed in the socket 1, the plug 2 can be inserted into the socket 1, the locking sleeve 13 can be inserted into the plug 2, a bushing 24 is fixed in the plug 2, a pull rod 27 is fixed in the bushing 24, the locking sleeve 13 comprises a locking end 131, a pin 132 and a transverse pin 133, the locking end 131 and the pin 132 are connected through the transverse pin 133, a locking clamping groove 1311 matched with the connector is arranged at the end of the locking end 131 , a vertical hole 1312 is arranged at the end , a vertical hole 1312 is arranged at the end , and an end of the vertical hole 1312 is communicated with the locking clamping groove 1311 to ensure that the locking mechanism cannot interfere when the connectors are butted.
The lateral wall of the locking end 131, which is close to the outer end of the vertical hole 1312, is provided with a penetrating th transverse hole 1313, the th transverse hole 1313 is vertical to the vertical hole 1312, and a transverse pin 133 penetrates and is inserted into the th transverse hole 1313. the arrangement of the th transverse hole 1313 and the vertical hole 1312 ensures that the locking end 131 is not clamped due to uneven stress to influence the forced release of the product when the product is forced to release.
The pin 132 is provided with a second transverse hole 1321, and the transverse pin 133 is inserted into the second transverse hole 1321.
The transverse pin 133 is provided with through holes 1331 which are in the same direction and have coincident axes, so that the transverse pin 133 can be conveniently arranged in the transverse pin in an interference press fit mode, the size of the forced disengaging force can be adjusted, and the size of the forced disengaging force can be adjusted by changing the pin outer diameter and the inner hole diameter of the transverse pin 133.
The middle position on the pin 132 is provided with a limiting step 1322, and the limiting step 1322 is used for positioning the position of the locking sleeve 13 and fixing the locking sleeve 13, so that the situation that the pulling force of the thread pretightening force on the transverse pin 133 is generated to influence the forced releasing force of the product when the locking sleeve 13 is fixed is prevented.
And a steel ball 21 is arranged on the side surface of the connector corresponding to the position in the locking clamping groove 1311.
The locking end 131, the pin 132 and the transverse pin 133 are all made of stainless steel materials, wherein the locking end 131 is made of quenchable stainless steel, and the locking end 131, the pin 132 and the transverse pin 133 are subjected to surface passivation after being formed.
The sheath 22 is sleeved in the support 23, a bushing 24 is arranged in the sheath 22, a sheath spring 25 is sleeved on the bushing 24, a pull rod 27 is fixed at the rear end of the connector, a locking spring 28 is sleeved on the pull rod 27, and a fixing threaded sleeve 26 is fixed at the rear end of the pull rod 27.
The working process is as follows: the locking sleeve 13 is arranged, when in butt joint, the locking sleeve 13 locks the connector plug 2 and the connector socket 1 to keep an insertion state, when abnormal conditions occur, the forced-release function is started, the plug 2 and the connector socket 1 are directly pulled to enable the transverse pin 133 in the locking sleeve 13 to be cut and broken, the locking end 131 is pulled out of the connector socket, and the product forced-release separation is realized.
Claims (8)
- The falling-off connector capable of being forcibly separated comprises a socket (1) and a plug (2) and is characterized in that a locking sleeve (13) is fixed in the socket (1), the plug (2) can be inserted into the socket (1), the locking sleeve (13) can be inserted into the plug (2), a bushing (24) is fixed in the plug (2), a pull rod (27) is fixed in the bushing (24), the locking sleeve (13) comprises a locking end head (131), a pin (132) and a transverse pin (133), the locking end head (131) and the pin (132) are connected through the transverse pin (133), a locking clamping groove (1311) matched with the connector is arranged at the end of the locking end head (131), and a vertical hole (1312) is arranged at the end.
- 2. The fall-off connector with strong releasing function as claimed in claim 1, wherein the locking terminal (131) has a th transverse hole (1313) on its side wall near the outer end of the vertical hole (1312), the th transverse hole (1313) is perpendicular to the vertical hole (1312), and the transverse pin (133) is inserted into the th transverse hole (1313).
- 3. The breakaway connector of claim 1, wherein: the pin (132) is provided with a second transverse hole (1321) which is transversely crossed, and the transverse pin (133) penetrates through the second transverse hole (1321).
- 4. The breakaway connector of claim 1, wherein: the transverse pin (133) is provided with through holes (1331) which are in the same direction and the axes of which are overlapped.
- 5. The breakaway connector of claim 1, wherein: and a limiting step (1322) is arranged at the upper middle part of the pin (132).
- 6. The breakaway connector of claim 1, wherein: and a steel ball (21) is arranged on the side surface of the connector corresponding to the position in the locking clamping groove (1311).
- 7. The breakaway connector of claim 1, wherein: the pins (132) and the transverse pins (133) are made of stainless steel materials, the locking end heads (131) are made of quenchable stainless steel, and the surfaces of the locking end heads (131), the pins (132) and the transverse pins (133) are passivated after being formed.
- 8. The breakaway connector of claim 1, wherein: the connector is characterized by further comprising a sheath (22), the sheath (22) is sleeved in the support (23), a bushing (24) is arranged in the sheath (22), a sheath spring (25) is sleeved on the bushing (24), a pull rod (27) is fixed to the rear end of the connector, a locking spring (28) is sleeved on the pull rod (27), and a fixing threaded sleeve (26) is fixed to the rear end of the pull rod (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103185.3A CN109273921B (en) | 2018-09-20 | 2018-09-20 | fall-off connector capable of being forcibly taken off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103185.3A CN109273921B (en) | 2018-09-20 | 2018-09-20 | fall-off connector capable of being forcibly taken off |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109273921A CN109273921A (en) | 2019-01-25 |
| CN109273921B true CN109273921B (en) | 2020-01-31 |
Family
ID=65197847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811103185.3A Active CN109273921B (en) | 2018-09-20 | 2018-09-20 | fall-off connector capable of being forcibly taken off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273921B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086812B (en) * | 2020-09-09 | 2022-06-24 | 贵州航天电器股份有限公司 | Repeatedly usable takes off lock sleeve of function by force and connector that drops |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000082562A (en) * | 1998-09-08 | 2000-03-21 | Dai Ichi Denshi Kogyo Kk | Contact pull-out tool |
| CN2443502Y (en) * | 2000-08-31 | 2001-08-15 | 黄种苇 | Automatic disengaging device |
| JP2012174619A (en) * | 2011-02-24 | 2012-09-10 | Carecom Co Ltd | Connector device for electronic equipment |
| CN103280665A (en) * | 2013-05-03 | 2013-09-04 | 北京空间飞行器总体设计部 | Electrical connector forced separation device for separation of spacecrafts |
| CN105610000B (en) * | 2016-02-19 | 2018-08-21 | 北京航天发射技术研究所 | It is a kind of that there is the locking device and unlocking method for forcing to break function |
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2018
- 2018-09-20 CN CN201811103185.3A patent/CN109273921B/en active Active
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| Publication number | Publication date |
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| CN109273921A (en) | 2019-01-25 |
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