CN104457402A - Percussion safety structure of firearm - Google Patents
Percussion safety structure of firearm Download PDFInfo
- Publication number
- CN104457402A CN104457402A CN201410653303.3A CN201410653303A CN104457402A CN 104457402 A CN104457402 A CN 104457402A CN 201410653303 A CN201410653303 A CN 201410653303A CN 104457402 A CN104457402 A CN 104457402A
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- firing pin
- safety block
- return spring
- rear end
- ejector
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Abstract
The invention discloses a percussion safety structure of a firearm. The percussion safety structure comprises a bolt body, a firing pin and an ejector, a firing pin installation hole and a hammer passing hole which are communicated with each other are sequentially formed in the bolt body from front to back, the ejector is located on one side of the bolt body, the rear end of the ejector is located above the bolt body, the upper portion of the bolt body is provided with an installation groove, the rear portion of the installation groove is communicated with the hammer passing hole, a firing pin safety block is installed in the installation groove and hinged to the bolt body, the front end of the firing pin safety block is provided with a guide slope used for being matched with the rear end of the ejector to guide the firing pin safety block, a return spring is arranged between the front portion of the firing pin safety block and the bottom of the installation groove, and the rear end of the firing pin safety block extends to the rear side of the firing pin. The percussion safety structure is simple, not prone to refitting and better in safety effect.
Description
Technical field
The present invention relates to firearms field, particularly relate to a kind of percussion safety structure of firearms.
Background technology
Must could pull the trigger bullet primers launch cartridge after gunlock enters position (gunlock is entering automatic blocking in process again) again during firearms percussion, otherwise easily occur the security incidents such as fried shell.For preventing gunlock because fault does not enter position again, hammer hits firing pin, firing pin burns the fire in a stove before fuel is added, and cause fried shell dangerous, current home and abroad firearms mostly adopt and arrange insurance institution not in place on the transmitter to guarantee that the mode could pulled the trigger after gunlock enters position is again insured.But this insurance institution complex structure, safety effect is unreliable, and when this insurance institution is used on single-loader, single-loader just can be allowed to become repeater easily via the easy transformation of the way, this is not allow to single-loader.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, provide a kind of structure simply, not easily to reequip, the percussion safety structure of the better firearms of safety effect.
The percussion safety structure of firearms
The object of the present invention is achieved like this:
A kind of percussion safety structure of firearms, comprise gunlock body, firing pin, ejector, the firing pin installing hole be interconnected is provided with from front to back successively in gunlock body, hammer passing hole, described firing pin is arranged in firing pin installing hole, the rear end of firing pin is relative with hammer passing hole, described ejector is positioned at gunlock body side, the rear end of ejector is positioned at above gunlock body, the top of described gunlock body is provided with a mounting groove, this mounting groove is positioned at firing pin installing hole, the top of hammer passing hole, the rear portion of mounting groove is communicated with hammer passing hole, one firing pin safety block is installed in this mounting groove, described firing pin safety block and gunlock body hinged, the front end of firing pin safety block is provided with for coordinating with ejector rear end the guiding surface led to firing pin safety block, return spring is provided with between the front portion of firing pin safety block and mounting groove bottom land, the rear end of firing pin safety block extends to the rear of firing pin,
When gunlock body does not enter again, the upper end of described return spring is in higher point, the guiding surface of firing pin safety block at least partially higher than ejector posterior end, the rear end of firing pin safety block is stretched in hammer passing hole, knocks firing pin for preventing hammer;
When gunlock body enters again, the upper end of described return spring is in comparatively low spot, the guiding surface of firing pin safety block and firing pin safety block upper surface be positioned at immediately below ejector rear end at least partially, the rear end of firing pin safety block is positioned at the top of hammer passing hole, can knock firing pin for making hammer.
The lower end of described firing pin safety block front portion is provided with the upper groove for installing return spring top, and the bottom land of described mounting groove is provided with the low groove for installing return spring bottom.
Described upper groove from top to bottom bore increases.
The lower end at described firing pin safety block rear portion is provided with the first slot to make way for stepping down to mounting groove base plate rear end, firing pin rear end.
After described firing pin, upper end is provided with the second slot to make way for stepping down to firing pin safety block posterior end.
The front end of described firing pin is shuttle shape head, and be provided with one in described firing pin installing hole along the laterally extending spacer pin of gunlock body, this spacer pin is positioned at the rear of shuttle shape head, and spacer pin coordinates with shuttle shape head, for limit firing pin extremely after position.
The back segment of described firing pin installing hole is the larger large footpath section in an aperture, the front portion of described firing pin is slidably fitted in the leading portion of firing pin installing hole, the rear portion of described firing pin be a diameter larger knock portion, this portion of knocking is slidably fitted in the large footpath section of firing pin installing hole, in this large footpath section, firing pin return spring is set, this firing pin return spring is enclosed within firing pin, and one end of firing pin return spring contacts with the hole ladder of firing pin installing hole large footpath section, and the axle ladder that the other end and firing pin knock portion contacts.
Owing to have employed technique scheme, the present invention has following technique effect:
The present invention is not when gunlock enters position again, and hammer hits less than firing pin, thus plays safety effect.Both play gunlock and do not entered the safety effect can not pulled the trigger position again, also increase the difficulty that single-loader makes repeater into simultaneously.In addition, its structure is simple, is easy to realize, and insurance is very reliable, has and is suitable for widely and promotional value.
Accompanying drawing explanation
Fig. 1 is the structural representation of gunlock body of the present invention when not enter again;
Fig. 2 is the structural representation of gunlock body of the present invention when to enter again;
Fig. 3 is the structural representation of firing pin safety block.
Reference numeral
1 is firing pin safety block, and 1a is guiding surface, and 1b is upper groove, and 1c is the first slot to make way, 2 is firing pin installing hole, and 3 is return spring, and 4 is ejector, and 5 is gunlock body, 6 is bullet, and 7 is gun barrel, and 8 is firing pin, 8a is the portion of knocking, and 8b is shuttle shape head, and 8c is the second slot to make way, 9 is firing pin return spring, and 10 is hammer, and 11 is hammer passing hole, 12 is mounting groove, and 12a is low groove, and 13 is spacer pin.
Detailed description of the invention
See Fig. 1, Fig. 2, be a kind of embodiment of the percussion safety structure of firearms, comprise gunlock body 5, firing pin 8, ejector 4, the corresponding gun barrel 7 in front of described gunlock body 5, installs bullet 6 in gun barrel 7, bullet 6, gun barrel 7, firing pin 8 coaxial inner conductor.Described ejector 4 is arranged in casing (not shown), and gunlock body 5 can enter along self longitudinal recoil, again by casing relatively.Be provided with the firing pin installing hole 2, the hammer passing hole 11 that are interconnected in gunlock body 5 from front to back successively, described firing pin 8 is arranged in firing pin installing hole 2, and the rear end of firing pin 8 is relative with hammer passing hole 11.
In the present embodiment, the front end of described firing pin 8 is shuttle shape head 8b, and this shuttle shape head 8b can stretch out the front end exit of firing pin installing hole 2, hits the fire in a stove before fuel is added of bullet 6.Be provided with one in described firing pin installing hole 2 along the laterally extending spacer pin 13 of gunlock body 5, this spacer pin 13 is positioned at the rear of shuttle shape head 8b, and spacer pin 13 coordinates with shuttle shape head 8b, for limit firing pin 8 extremely after position, prevent firing pin from deviating from firing pin installing hole 2 from rear.In the present embodiment, spacer pin 13 only the first half through firing pin installing hole 2, to increase the sectional area of spacer pin 13, and with the contact area of gunlock body 5, to ensure the intensity of spacer pin 13.
In the present embodiment, the back segment of described firing pin installing hole 2 is the larger large footpath section in an aperture, and the leading portion of firing pin installing hole 2 is the less path section in aperture, and the front portion of described firing pin 8 is slidably fitted in the leading portion of firing pin installing hole 2, forms the guiding 8 to firing pin.The rear portion of described firing pin 8 is portion of the knocking 8a that a diameter is larger, and this knocks portion 8a and is slidably fitted in the large footpath section of firing pin installing hole 2, forms the guiding 8 to firing pin.In this large footpath section, firing pin return spring 9 is set, this firing pin return spring 9 is enclosed within firing pin 8, one end of firing pin return spring 9 contacts with the hole ladder of firing pin installing hole 2 large footpath section, the axle ladder that the other end and firing pin 8 knock portion contacts, under normality, firing pin is made to be positioned at position extremely, after completing percussion, firing pin self-return under the effect of firing pin return spring 9.
See Fig. 1, Fig. 2, Fig. 3, described ejector 4 is positioned at gunlock body 5 side, the rear end of ejector 4 is positioned at above gunlock body 5, the top of described gunlock body 5 is provided with a mounting groove 12, the top of mounting groove 12 is opening, this mounting groove 12 is positioned at the top of firing pin installing hole 2, hammer passing hole 11, and the rear portion of mounting groove 12 is communicated with hammer passing hole 11, is the base plate of mounting groove 12 between mounting groove 12 and firing pin installing hole 2.One firing pin safety block 1 is installed in this mounting groove 12, described firing pin safety block 1 is hinged with gunlock body 5, the front end of firing pin safety block 1 is provided with for coordinating with ejector 4 rear end the guiding surface 1a led to firing pin safety block 1, return spring 3 is provided with between the front portion of firing pin safety block 1 and mounting groove 12 bottom land, the rear end of firing pin safety block 1 extends to the rear of firing pin 8
Preferably, the lower end of described firing pin safety block 1 front portion is provided with the upper groove 1b for installing return spring 3 top, and the bottom land of described mounting groove 12 is provided with the low groove 12a for installing return spring 3 bottom.Upper groove 1b, low groove 12a are respectively used to the upper and lower side radial direction of return spring 3 spacing, prevent return spring 3 from departing from installation position.Because the base plate of mounting groove 12 is thinner, and upper groove 1b, low groove 12a are not move toward one another, further preferably, described upper groove from top to bottom bore increases, can be contained in upper groove during to ensure that radial deformation occurs return spring 3, the degree of depth of upper groove is greater than the degree of depth of low groove, to adapt to installing space.
When gunlock body 5 does not enter again, the upper end of described return spring 3 is in higher point, return spring 3 is in the less state of decrement, the guiding surface 1a of firing pin safety block 1 at least partially higher than ejector 4 posterior end, the rear end of firing pin safety block 1 is stretched in hammer passing hole 11, knocks firing pin 8 for preventing hammer 10.Preferably, the lower end at described firing pin safety block 1 rear portion is provided with the first slot to make way 1c for stepping down to mounting groove 12 base plate rear end, firing pin 8 rear end, the degree of depth that the rear end of firing pin safety block 1 is stretched in hammer passing hole 11 is larger, better prevents hammer 10 from knocking firing pin 8.Further preferably, after described firing pin 8, upper end is provided with the second slot to make way 8c for stepping down to firing pin safety block 1 posterior end, the part that the rear end of firing pin safety block 1 is stretched in hammer passing hole 11 is larger along the length of gunlock body 5 longitudinal direction, ensure the intensity of firing pin safety block 1, better prevent hammer 10 from knocking firing pin 8.
When gunlock body 5 enters again, the upper end of described return spring 3 is in comparatively low spot, return spring 3 is in the larger state of decrement, the guiding surface 1a of firing pin safety block 1 and firing pin safety block 1 upper surface be positioned at immediately below ejector 4 rear end at least partially, the rear end of firing pin safety block 1 is positioned at the top of hammer passing hole 11, can knock firing pin 8 for making hammer 10.
Firing pin safety block 1 is adopted to be arranged on gunlock body 5; firing pin safety block 1 is under the effect of return spring 3; protect firing pin 8 always; only have when gunlock body 5 enters again, ejector 4 squeezes firing pin safety block 1 and rotates, and firing pin safety block 1 just allows space after rotating; hammer 10 could contact firing pin 8; when gunlock body 5 because when fault does not enter again, cocking, hammer 10 can only hit on firing pin safety block 1.
As shown in Figure 1: firing pin safety block 1 is arranged on gunlock body 5, can turn round around hinge, firing pin safety block 1 leans against on gunlock body 5 under the effect of firing pin insurance spring 3.Gunlock body 5 does not enter position again, and firing pin safety block 1 leans against on gunlock body 5 under the effect of firing pin insurance spring 3, even if now cocking release hammer 10, hammer 10 can only hit firing pin safety block 1, thus avoids strike firing pin 8.
As shown in Figure 2: when gunlock body 5 enters again, firing pin safety block 1 guiding surface 1a contacts ejector 4, under the extruding of ejector 4, firing pin safety block 1 turns clockwise and gets out of the way space, now cocking release hammer 10, hammer 10 hits firing pin 8, and firing pin overcomes the resistance of firing pin return spring 9 after obtaining energy, hit the fire in a stove before fuel is added of bullet 6 in gun barrel 7, complete launch cartridge.
What finally illustrate is, above preferred embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although by above preferred embodiment to invention has been detailed description, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from claims of the present invention limited range.
Claims (7)
1. the percussion safety structure of firearms, comprise gunlock body, firing pin, ejector, the firing pin installing hole be interconnected is provided with from front to back successively in gunlock body, hammer passing hole, described firing pin is arranged in firing pin installing hole, the rear end of firing pin is relative with hammer passing hole, described ejector is positioned at gunlock body side, the rear end of ejector is positioned at above gunlock body, it is characterized in that: the top of described gunlock body is provided with a mounting groove, this mounting groove is positioned at firing pin installing hole, the top of hammer passing hole, the rear portion of mounting groove is communicated with hammer passing hole, one firing pin safety block is installed in this mounting groove, described firing pin safety block and gunlock body hinged, the front end of firing pin safety block is provided with for coordinating with ejector rear end the guiding surface led to firing pin safety block, return spring is provided with between the front portion of firing pin safety block and mounting groove bottom land, the rear end of firing pin safety block extends to the rear of firing pin, when gunlock body does not enter again, the upper end of described return spring is in higher point, the guiding surface of firing pin safety block at least partially higher than ejector posterior end, the rear end of firing pin safety block is stretched in hammer passing hole, firing pin is knocked for preventing hammer,
When gunlock body enters again, the upper end of described return spring is in comparatively low spot, the guiding surface of firing pin safety block and firing pin safety block upper surface be positioned at immediately below ejector rear end at least partially, the rear end of firing pin safety block is positioned at the top of hammer passing hole, can knock firing pin for making hammer.
2. the percussion safety structure of a kind of firearms according to claim 1, it is characterized in that: the lower end of described firing pin safety block front portion is provided with the upper groove for installing return spring top, and the bottom land of described mounting groove is provided with the low groove for installing return spring bottom.
3. the percussion safety structure of a kind of firearms according to claim 2, is characterized in that: described upper groove from top to bottom bore increases.
4., according to the percussion safety structure of the arbitrary described a kind of firearms of claims 1 to 3, it is characterized in that: the lower end at described firing pin safety block rear portion is provided with the first slot to make way for stepping down to mounting groove base plate rear end, firing pin rear end.
5. the percussion safety structure of a kind of firearms according to claim 4, is characterized in that: after described firing pin, upper end is provided with the second slot to make way for stepping down to firing pin safety block posterior end.
6. the percussion safety structure of a kind of firearms according to claim 1, it is characterized in that: the front end of described firing pin is shuttle shape head, one is provided with along the laterally extending spacer pin of gunlock body in described firing pin installing hole, this spacer pin is positioned at the rear of shuttle shape head, spacer pin coordinates with shuttle shape head, for limiting the extremely rear position of firing pin.
7. the percussion safety structure of a kind of firearms according to claim 1 or 6, it is characterized in that: the back segment of described firing pin installing hole is the larger large footpath section in an aperture, the front portion of described firing pin is slidably fitted in the leading portion of firing pin installing hole, the rear portion of described firing pin be a diameter larger knock portion, this portion of knocking is slidably fitted in the large footpath section of firing pin installing hole, in this large footpath section, firing pin return spring is set, this firing pin return spring is enclosed within firing pin, one end of firing pin return spring contacts with the hole ladder of firing pin installing hole large footpath section, the axle ladder that the other end and firing pin knock portion contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653303.3A CN104457402B (en) | 2014-11-17 | 2014-11-17 | The percussion safety structure of firearms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653303.3A CN104457402B (en) | 2014-11-17 | 2014-11-17 | The percussion safety structure of firearms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104457402A true CN104457402A (en) | 2015-03-25 |
| CN104457402B CN104457402B (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410653303.3A Active CN104457402B (en) | 2014-11-17 | 2014-11-17 | The percussion safety structure of firearms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104457402B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373807A (en) * | 2018-12-12 | 2019-02-22 | 重庆建设工业(集团)有限责任公司 | It is a kind of with the striker type firing mechanism wait hit instruction function that can obviously perceive |
| CN112264964A (en) * | 2020-09-29 | 2021-01-26 | 南京腾亚精工科技股份有限公司 | Firing device of nail shooter |
| CN114046686A (en) * | 2021-10-11 | 2022-02-15 | 江苏永丰机械有限责任公司 | Steel ball collision type lateral primer firing device for recoilless gun |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB129253A (en) * | 1918-07-05 | 1920-04-19 | William Dunderdale Forbes | Improvement in Machine Guns. |
| CN2157480Y (en) * | 1993-03-26 | 1994-02-23 | 张平 | Rotary recessed type firing pin double safety mechanism |
| CN2394184Y (en) * | 1999-11-05 | 2000-08-30 | 中国兵器工业第二O八研究所 | Safety catch of semi-automatic sporting gun |
-
2014
- 2014-11-17 CN CN201410653303.3A patent/CN104457402B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373807A (en) * | 2018-12-12 | 2019-02-22 | 重庆建设工业(集团)有限责任公司 | It is a kind of with the striker type firing mechanism wait hit instruction function that can obviously perceive |
| CN109373807B (en) * | 2018-12-12 | 2023-08-18 | 重庆建设工业(集团)有限责任公司 | Firing pin type firing mechanism with obvious perception waiting indication function |
| CN112264964A (en) * | 2020-09-29 | 2021-01-26 | 南京腾亚精工科技股份有限公司 | Firing device of nail shooter |
| CN112264964B (en) * | 2020-09-29 | 2024-03-05 | 南京腾亚精工科技股份有限公司 | Nail shooter firing device |
| CN114046686A (en) * | 2021-10-11 | 2022-02-15 | 江苏永丰机械有限责任公司 | Steel ball collision type lateral primer firing device for recoilless gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104457402B (en) | 2016-07-06 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |