CN209553519U - Firing pin assembly - Google Patents
Firing pin assembly Download PDFInfo
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- CN209553519U CN209553519U CN201822154876.8U CN201822154876U CN209553519U CN 209553519 U CN209553519 U CN 209553519U CN 201822154876 U CN201822154876 U CN 201822154876U CN 209553519 U CN209553519 U CN 209553519U
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- shank
- firing pin
- pin assembly
- striker
- needle stand
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Abstract
The utility model provides a kind of firing pin assembly, is related to aircraft landing equipment field, which includes striker ontology, needle stand and shank；The other end of the connection of one end of striker ontology and needle stand, institute's shank and needle stand connects, and is connected to the airtube of air passage in striker ontology with axially disposed air passage and radially, and air passage runs through the needle point of striker ontology.When the needle point of striker ontology hits the bottleneck end of storage cylinder, it is external from striker sheet is led to through air passage, airtube that gas is partially compressed, release the pressure of portion gas, to reduce the pressure that striker ontology is discharged by compressed gas, puncture the needle point of striker ontology more smoothly by the bottleneck end of storage cylinder.The gas being more advantageous in storage cylinder is disposably released, and throughput is increased, and ensures the ejection force demand to parachute.
Description
Technical field
The utility model relates to aircraft landing equipment fields, and in particular to a kind of firing pin assembly.
Background technique
With the continuous development of science and technology, unmanned plane using more and more extensive, especially in city overhead in use, may
Due to extraneous or unmanned plane self reason, generate the unmanned plane situation out of control for causing to fall, to the pedestrian on ground and other set
It applies safety to impact, and causes unmanned plane to hit generation and be crushed, therefore, in some unmanned aerial vehicle designs, increase parachute dress
It sets, prevents unmanned plane from generating the situation fallen.It is most common be usage mode be using spring pop up parachute, use drop
Umbrella or other mechanism compressed springs are fallen, are popped up parachute by release compressed spring.Using spring triggering parachute
Mode, the requirement to spring is relatively high, for example, the distance that the elastic force deficiency of spring will lead to pop-up parachute is inadequate, in application,
In order to increase the distance of pop-up parachute, the spring that some elastic force are big, line footpath is thick is usually selected.
Parachute is launched using storage cylinder release compressed gas mode, can effectively solve the problem that using spring ejection side
The drawbacks of formula, therefore, the application, which devises one kind and is specifically intended for hitting storage cylinder, to open storage cylinder discharges compressed gas
Firing pin assembly.
Utility model content
The purpose of this utility model is to provide a kind of gas release devices, have solved above-mentioned technology of the existing technology
Problem, can be improved reduces the pressure that striker ontology is discharged by compressed gas, allows the needle point of striker ontology more smoothly
The bottleneck end of storage cylinder is punctured.The gas being more advantageous in storage cylinder so is disposably released, and throughput is increased, and is ensured to drop
Fall the ejection force demand of umbrella.
Based on above-mentioned purpose, firing pin assembly provided by the utility model, including striker ontology, needle stand and shank；It is described
Striker ontology is connect with one end of the needle stand, and the shank is connect with the other end of the needle stand, tool in the striker ontology
There is axially disposed air passage and be radially connected to the airtube of the air passage, the air passage runs through the striker sheet
The needle point of body.
Further, the sealing ring to contact the mounting cylinder is arranged in the periphery of the needle stand.
Further, the seal groove to install the sealing ring is arranged in the periphery of the needle stand.
Further, the limiting slot to accommodate spring is arranged close to one end of shank for the needle stand.
Further, the limiting slot is set as annular groove, the axis collinear of axis and the shank.
Further, the shank is provided with the first card slot to be clamped trigger mechanism.
Further, chamfering is set between the slot bottom of first card slot and the shank outer wall.
Further, the shank is provided with the second card slot to connecting tooling.
Further, the striker ontology and shank are detachably connected with the needle stand respectively.
Further, the striker ontology and shank are threadedly coupled with the needle stand respectively.
By adopting the above technical scheme, the technical effect of firing pin assembly provided by the utility model has:
The firing pin assembly includes striker ontology, needle stand and shank；One end of striker ontology and needle stand connection, institute's shank with
The other end of needle stand connects, and is connected to the air guide of air passage in striker ontology with axially disposed air passage and radially
Road, air passage run through the needle point of striker ontology.
When the needle point of striker ontology hits the bottleneck end of storage cylinder, gas is partially compressed from through air passage, airtube extraction
It is external to striker sheet, the pressure of portion gas is released, to reduce the pressure that striker ontology is discharged by compressed gas, makes to hit
The needle point of needle ontology can more smoothly puncture the bottleneck end of storage cylinder.The gas being more advantageous in storage cylinder is disposably put
Out, increase throughput, ensure the ejection force demand to parachute.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of gas release device provided by the embodiment of the utility model；
Fig. 2 is the explosive view of gas release device provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the striker relieving mechanism in gas release device provided by the embodiment of the utility model；
Fig. 4 is the structure at bottleneck end and striker body contacts in gas release device provided by the embodiment of the utility model
Schematic diagram；
Fig. 5 is the structural schematic diagram of needle stand in gas release device provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of firing pin assembly in gas release device provided by the embodiment of the utility model.
Appended drawing reference: 100- trigger mechanism, 110- driving device, 111- pushing block, 120- shackle member, 121- guide groove,
122- positioning pin, 130- swing rod piece, 200- striker relieving mechanism, 210- mounting cylinder, 211- limit body, 212- flow-guiding channel,
213- connector sleeve, 220- firing pin assembly；221- striker ontology, 222- needle stand, 223- shank, 224- air passage, 225- airtube,
The first card slot of 226-, the second card slot of 227-, 228. seal grooves, 229- limiting slot, 230- trigger member；240- sealing ring, 300-
Storage cylinder, 310- bottleneck end, 400- fixing seat, 500- dynamic clamping head and quiet clamping head.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
As shown in Figure 1, Figure 2 and Figure 3, the gas release device provided in the utility model embodiment, including trigger mechanism
100, striker relieving mechanism 200 and storage cylinder 300.
Wherein, storage cylinder 300 can trigger striker relieving mechanism 200, make to store compressed gas, trigger mechanism 100
Striker relieving mechanism 200 hits the bottleneck end 310 of storage cylinder 300, provides ejection force to parachute to discharge compressed gas.
Specifically, striker relieving mechanism 200 includes hollow mounting cylinder 210, the firing pin assembly in mounting cylinder 210
220 and trigger member 230.Limit body 211 is arranged in 210 one end of mounting cylinder, and 220 one end of firing pin assembly is set as hitting end, another
End setting joint end, hits bottleneck end 310 of the end to hit storage cylinder 300, compressed gas is discharged；Trigger member 230 is limited
Between limit body 211 and the shock end of firing pin assembly 220, trigger member 230 can drive firing pin assembly 220 in mounting cylinder for position
It is moved in 210；
The bottleneck end 310 of storage cylinder 300 is connected to the one end of mounting cylinder 210 far from limit body 211, also, the bottleneck end
The triggering end of 310 face firing pin assemblies 220 is hit when so that firing pin assembly 220 moving in mounting cylinder 210 by triggering end
Bottleneck end 310 is expelled to compressed gas in storage cylinder 300 in mounting cylinder 210, then is emitted into corresponding member through mounting cylinder 210
In part, pop up parachute under the active force of compressed gas.
In the present embodiment, trigger mechanism 100 is located at 200 side of striker relieving mechanism；
When trigger member 230 is in off working state, firing pin assembly 220 extend out to mounting cylinder far from the joint end for hitting end
It is clamped outside 210 and with trigger mechanism 100；Firing pin assembly 220 is set to hold it away from the position of storage cylinder 300 using trigger mechanism 100
It sets；
When trigger member 230 is in running order, so that joint end is detached from trigger mechanism 100, make firing pin assembly 220 towards storage
300 direction of gas cylinder is mobile, and using the bottleneck end 310 for hitting end shock storage cylinder 300, arranges compressed gas in storage cylinder 300
Out in mounting cylinder 210.
The gas release device provided in the present embodiment, middle utilization spring pops up the side of parachute compared with the prior art
Formula has the advantage that
1. popping up parachute using compressed gas in the way of triggering storage cylinder 300, improves parachute and pop up distance.
2. can avoid spring aging in the prior art using compressed gas, the problem of caused elastic force declines, drop is ensured
Umbrella pop-up is fallen apart from unaffected.
3. trigger mechanism 100, striker relieving mechanism 200 and storage cylinder 300 are used in combination, assembly difficulty is reduced, is convenient for
Manipulation.
In one preferred embodiment, as shown in Figures 2 and 3, above-mentioned storage cylinder 300 is with mounting cylinder 210 using removable
Connection type is unloaded, for example, connecting using thread connecting mode, outer spiral shell can be set in 310 side of bottleneck end of storage cylinder 300
Internal screw thread is arranged in 210 inner wall of mounting cylinder, consequently facilitating the connection of storage cylinder 300 and mounting cylinder 210, is conveniently replaceable gas storage in line
Bottle 300.The type of the storage cylinder 300 can be using liquefaction CO2Storage cylinder 300, or use other liquified compressed gas gas cylinders
It is substituted.
In the present embodiment, connector sleeve 213 is set preferably in mounting cylinder 210, connector sleeve 213 has threaded hole, storage cylinder
300 are threadedly coupled with connecting cylinder 213.
As shown in Figures 2 and 3, in a preferred embodiment of the utility model, firing pin assembly 220 includes striker sheet
Body 221, needle stand 222 and shank 223；Striker ontology 221 is connect with one end of needle stand 222, and shank 223 is another with needle stand 222
One end connection, striker ontology 221 is to hit the bottleneck end 310 of storage cylinder 300, to puncture bottleneck, discharges compressed gas；Needle
Bar 223 is clamped with trigger mechanism 100 in a non-operative state, to be pierced by limit body 211, makes firing pin assembly 220 in mounting cylinder
Position in 210 remains unchanged.
Striker ontology 221 and shank 223 are detachably connected with needle stand 222 respectively, and screw thread is preferably used in the present embodiment
Connection type, that is, corresponding threaded hole is respectively set on needle stand, external screw thread is respectively set in striker ontology and shank, with
Corresponding threaded hole connection.
Striker ontology 221 can use solid or hollow structure, when using solid construction, the needle of striker ontology 221
It will receive the enormous pressure of compressed gas behind the bottleneck end 310 of point shock storage cylinder 300, to buffer a part of impact force, lead
Cause the opening at bottleneck end 310 smaller, the speed that compressed gas releases storage cylinder 300 is slower.
In order to ensure that striker ontology 221 preferably punctures the bottleneck end 310 of storage cylinder 300, the abundant of compressed gas is ensured
It discharges, in a preferred embodiment of the utility model, as shown in figure 4, leading in striker ontology 221 with axially disposed
Air flue 224, and radially it is connected to the airtube 225 of air passage 224, wherein air passage 224 runs through the needle of striker ontology 221
Point, airtube 225 run through striker ontology 221.When the needle point of striker ontology 221 hits the bottleneck end 310 of storage cylinder 300, part
From leading to outside striker ontology 221 through air passage 224, airtube 225, (compressed gas flow direction is shown in arrow in attached drawing 4 to compressed gas
Shown direction), the pressure of portion gas is released, to reduce the pressure that striker ontology 221 is discharged by compressed gas, is made
The needle point of striker ontology 221 can more smoothly puncture the bottleneck end 310 of storage cylinder 300.It is more advantageous to storage cylinder 300 in this way
In gas disposably release, increase throughput, ensure to the ejection force demand of parachute.
In order to ensure the leakproofness between needle stand 222 and mounting cylinder 210, avoids compressed gas from being arranged by mounting cylinder 210 and limit
One end of position body 211 leaks, and in one embodiment of the utility model, is arranged in the periphery of needle stand 222 to contact mounting cylinder
210 sealing ring 240, to make the bottleneck end 310 of needle stand 222 and storage cylinder 300 of the compressed gas release in mounting cylinder 210
Between.
As shown in figure 5, being arranged in the periphery of needle stand 222 and using for the ease of the installation of above-mentioned sealing ring 240 and needle stand 222
To install the seal groove 228 of sealing ring 240.
In addition, as shown in figure 3, there is flow-guiding channel 212 in mounting cylinder 210, flow-guiding channel 212 is to make storage cylinder
300 releases go out mounting cylinder 210 to the gas flow guiding in mounting cylinder 210, are emitted into the cylinder for placing parachute.
In order to facilitate the stability that trigger member 230 and shank 223 are clamped, a preferred embodiment of the utility model
In, shank 223 is provided with the first card slot 226 to be clamped trigger mechanism 100, and specifically when setting, the first card slot 226 is set as
Annular groove, the annular groove are positioned close to the medium position of shank 223, and shank 223 is enabled sufficiently to stretch out mounting cylinder 210.
As shown in Figure 6, it is preferable that chamfering 231, chamfering are set between 223 outer wall of slot bottom and shank of the first card slot 226
231 effect be.When storage cylinder open after, huge air pressure can reversely push back firing pin assembly 220, chamfering 231 play with
The buffer function of limit body 211 prevents from causing to hit to the limit body 211 of 210 one end of mounting cylinder after being pushed back in shank damaging
Wound.
After the completion of the work of firing pin assembly 220, need to readjust position of the firing pin assembly 220 in mounting cylinder 210,
In one preferred embodiment of the utility model, shank 223 is provided with the second card slot 227 to connecting tooling, the second card
Slot 227 is arranged far from one end of striker ontology 221, the second card slot 227 is caught on by corresponding tooling, thus by shank 223
It is returned to outside mounting cylinder 210.
In one embodiment of the utility model, trigger member 230 uses elastic element, which preferably uses bullet
Spring.
Elastic element is when in a compressed state, and firing pin assembly 220 is extend out to outside mounting cylinder 210 far from the joint end for hitting end
And it is clamped with trigger mechanism 100；
When elastic element is in reset state, firing pin assembly 220 hits bottleneck end 310, while joint end is detached from triggering machine
Structure 100.
Certainly, the above-mentioned trigger member 230 in the utility model embodiment is not limited to using a kind of this structure type of spring,
Other such as electromagnetic launch, explosive can also be used to be designed as power and hit gas cylinder to leak for alternative solution.
As shown in figure 5, in addition, being arranged close to one end of shank 223 to accommodate spring (i.e. elastic element) in needle stand 222
Limiting slot 229, the effect of limiting slot 229 is to ensure to keep concentricity with needle stand 222 when spring is mobile.
In one embodiment of the utility model, trigger mechanism 100 includes driving device 110, linkage and card
Fitting 120；
Driving device 110 drives shackle member 120 mobile by linkage, makes the card of shackle member 120 Yu firing pin assembly 220
It connects end connection or is detached from, specifically, shackle member 120 connect or is detached from the first card slot 226 of shank 223.Driving device
110 using steering engine, motor drive, electromagnetic driver, cylinder, hydraulic cylinder or other devices, and the present embodiment is by taking steering engine as an example, rudder
Pushing block 111 is set on the output shaft of machine, pushes linkage to act using pushing block 111, so that shackle member 120 be driven to be moved
It is dynamic.
In one embodiment of the utility model, which further includes fixing seat 400, and fixing seat 400 is used
In support trigger mechanism 100, striker relieving mechanism 200 and storage cylinder 300.
In one embodiment of the utility model, linkage includes swinging rod piece 130, swings rod piece 130 by turning
Axis is hinged in fixing seat 400, is swung 130 one end of rod piece to contact driving device 110, the other end and is passed through shaft and clamping
Part 120 is hinged.Swinging rod piece 130 can be rotated using the shaft being hinged in fixing seat 400 as rotation center, to drive clamping
Part 120 is close or far from shank 223.
It is limited for the ease of the moving direction to shackle member 120, ensures and be clamped with the first card slot 226 on shank 223
In one embodiment of the utility model, 121121 mounting cylinder of guide groove is arranged in the accuracy of position in shackle member 120
210 are arranged positioning pin 122 close to the side of shackle member 120, and positioning pin 122 and guide groove 121 cooperate, and guide groove 121 being capable of edge
Positioning pin 122 is mobile, to make the moving radially along firing pin assembly 220 of shackle member 120, ensures 120 shift position of shackle member
Accuracy.
In one embodiment of the utility model, including dynamic clamping head and quiet clamping head 500, it is fixed that 500 one end of dynamic clamping head and quiet clamping head passes through
Position part is fixed in fixing seat 400, and the other end is connect with swing rod piece 130 far from the side of institute's shackle member 120；
When trigger member 230 is in off working state, dynamic clamping head and quiet clamping head 500, which pulls, swings rod piece 130, by swinging rod piece
130 make shackle member 120 keep being clamped with the joint end of firing pin assembly 220.
When work, using driving device 110 make swing rod piece 130 towards opposite direction rotate, thus make shackle member 120 with
The shank 223 of firing pin assembly 220 is detached from, at this point, discharging elastic force using the elastic element in mounting cylinder 210, makes firing pin assembly 220
The bottleneck end 310 for hitting storage cylinder 300, is discharged compressed gas sufficiently.
In addition, additionally providing a kind of unmanned plane in the utility model embodiment, which includes above-mentioned gas release
Device.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of firing pin assembly, which is characterized in that including striker ontology, needle stand and shank；The striker ontology and the needle
One end connection of seat, the shank are connect with the other end of the needle stand, are led in the striker ontology with axially disposed
Air flue and the airtube for being radially connected to the air passage, the air passage run through the needle point of the striker ontology.
2. firing pin assembly according to claim 1, which is characterized in that the periphery of the needle stand is arranged to contact mounting cylinder
Sealing ring.
3. firing pin assembly according to claim 2, which is characterized in that the periphery setting of the needle stand is described close to install
The seal groove of seal.
4. firing pin assembly according to claim 1, which is characterized in that the needle stand is arranged close to one end of shank to hold
Receive the limiting slot of spring.
5. firing pin assembly according to claim 4, which is characterized in that the limiting slot is set as annular groove, axis with
The axis collinear of the shank.
6. firing pin assembly according to claim 1, which is characterized in that the shank is provided with to be clamped trigger mechanism
First card slot.
7. firing pin assembly according to claim 6, which is characterized in that the slot bottom of first card slot and the shank outer wall
Between chamfering is set.
8. firing pin assembly according to claim 1 or 6, which is characterized in that the shank is provided with to connecting tooling
Second card slot.
9. firing pin assembly according to claim 1, which is characterized in that the striker ontology and shank respectively with the needle
Seat is detachably connected.
10. firing pin assembly according to claim 1, which is characterized in that the striker ontology and shank respectively with it is described
Needle stand is threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822154876.8U CN209553519U (en) | 2018-12-20 | 2018-12-20 | Firing pin assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822154876.8U CN209553519U (en) | 2018-12-20 | 2018-12-20 | Firing pin assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209553519U true CN209553519U (en) | 2019-10-29 |
Family
ID=68303195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822154876.8U Active CN209553519U (en) | 2018-12-20 | 2018-12-20 | Firing pin assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209553519U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979647A (en) * | 2019-12-24 | 2020-04-10 | 广东电网有限责任公司 | Air fault protection device and method suitable for multi-rotor unmanned aerial vehicle |
-
2018
- 2018-12-20 CN CN201822154876.8U patent/CN209553519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979647A (en) * | 2019-12-24 | 2020-04-10 | 广东电网有限责任公司 | Air fault protection device and method suitable for multi-rotor unmanned aerial vehicle |
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Effective date of registration: 20220301 Address after: 100000 unit 2301, 23 / F, block B, 101, floor 3-24, Xinyuan South Road, Chaoyang District, Beijing Patentee after: Beijing Kexin Information Technology Co.,Ltd. Address before: 300450 Office [room 256], floor [2], Chuangzhi building, No. 482, animation Middle Road, eco city, Binhai New Area, Tianjin Patentee before: TIANJIN JUFEI INNOVATION TECHNOLOGY CO.,LTD. |
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