CN110553540B - Transmitter insurance structure preventing trigger from being blocked - Google Patents
Transmitter insurance structure preventing trigger from being blocked Download PDFInfo
- Publication number
- CN110553540B CN110553540B CN201910976040.2A CN201910976040A CN110553540B CN 110553540 B CN110553540 B CN 110553540B CN 201910976040 A CN201910976040 A CN 201910976040A CN 110553540 B CN110553540 B CN 110553540B
- Authority
- CN
- China
- Prior art keywords
- trigger
- speed
- speed machine
- shot sear
- shot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 72
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 72
- 241001330002 Bambuseae Species 0.000 claims abstract description 72
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 72
- 239000011425 bamboo Substances 0.000 claims abstract description 72
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A17/00—Safety arrangements, e.g. safeties
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Catching Or Destruction (AREA)
- Mechanical Control Devices (AREA)
Abstract
The invention discloses a transmitter protection structure for preventing a trigger from being blocked, which comprises a transmitter seat, a trigger, a single-shot sear and a speed and speed machine, wherein the speed and speed machine comprises a speed and speed machine shaft and a spanner, a trigger abdicating groove and a single-shot sear abdicating groove are arranged on the speed and speed machine shaft, the trigger abdicating groove is provided with a first limiting surface, the single-shot sear abdicating groove is provided with a second limiting surface, a limiting groove is further arranged on the speed and speed machine shaft, and a concave positioning conical hole is arranged in the limiting groove; the tail part of the trigger is provided with a trigger convex bamboo shoot, the trigger convex bamboo shoot is provided with a trigger working surface and a trigger rotation preventing limiting surface, and the trigger rotation preventing limiting surface is matched with a first limiting surface on the speed machine; the tail part of the single-shot sear is provided with a single-shot sear convex bamboo shoot, the single-shot sear convex bamboo shoot is provided with a single-shot sear working surface and a single-shot sear rotation-preventing limiting surface, and the single-shot sear rotation-preventing limiting surface is matched with a second limiting surface on the speed machine; and a speed machine positioning handle assembly is further arranged between the trigger and the transmitter seat and is used for being matched with a concave positioning conical hole on the speed machine when the speed machine rotates to position the rotation position of the speed machine.
Description
Technical Field
The invention relates to the technical field of firearms, in particular to a transmitter safety structure capable of preventing trigger from being blocked.
Background
The safety structures of the transmitters of the foreign AR series rifle such as M16, M4 and the like are all provided with trigger buckling and switching speed machines, and the safety structure has the advantages that the trigger buckling and switching speed machines are not easy to cause the phenomenon of locking of the trigger, even if the trigger is locked, the trigger can not release a hammer at the moment, the safety is high, but the adjacent two-gear switching angle is large (90 degrees) between the safety state, the continuous sending state and the single sending state. The foreign AK series and the domestic 56 stroke series can prevent the phenomenon that the trigger locking and releasing machine is locked when the trigger is switched, and the adjacent two gears are small in switching angle between a safety state, a continuous state and a single-shot state, but the man-machine efficiency is poor (the switching force is overlarge, and the hand is required to leave the handle to be conveniently switched). In the domestic 81 type step series and 95-1 type gun families, the leaf spring positioning speed and speed machine mode is adopted, and the novel trigger locking prevention transmitter structure has the advantages of better man-machine effect, moderate conversion force when a right hand holds a grip, large adjacent two-gear conversion angle (90 degrees) between a protection state, a continuous transmission state and a single transmission state, and the defect that the man-machine effect and the speed machine gear conversion cannot be compatible at the same time exists in the transmitter protection structure in the prior art, so that the novel trigger locking prevention transmitter structure is required to be designed, and not only can the trigger locking be prevented, but also the man-machine effect and the gear conversion angle can be considered.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a transmitter protection structure for preventing a trigger from being blocked, which can improve the man-machine effect and can be operated by left and right hands. The quick and slow machine is reliably positioned, the conversion force is moderate, the adjacent two gears are small in conversion angle, and meanwhile, the phenomenon that the trigger is easy to be blocked when the trigger is buckled to convert the quick and slow machine can be prevented, so that the working reliability of a transmitter insurance structure is improved.
The purpose of the invention is realized in the following way:
The utility model provides a prevent dead transmitter insurance structure of trigger card, includes the transmitter seat, installs trigger, single shot sear and the fast speed machine in the transmitter seat, trigger and single shot sear pass through the trigger axle and install the middle part at the transmitter seat, fast speed machine installs the rear portion at the transmitter seat and is placed in trigger and single shot sear afterbody top, its characterized in that:
The speed machine comprises a speed machine shaft and a pulling handle, the speed machine shaft is rotatably arranged in a speed machine shaft hole formed in the transmitter seat, a trigger yielding groove and a single-shot sear yielding groove are formed in the speed machine shaft along the axial direction, the trigger yielding groove and the single-shot sear yielding groove are positioned in the middle section of the speed machine shaft, the trigger yielding groove is provided with a first limiting surface, when the trigger is pulled, the tail of the trigger enters the trigger yielding groove and limits the rotation angle of the trigger, the single-shot sear yielding groove is provided with a second limiting surface, when the trigger is pulled, the tail of the single-shot sear enters the single-shot sear yielding groove and limits the rotation angle of the single-shot sear, a limiting groove is further formed in the speed machine shaft along the circumferential direction, the limiting groove is positioned on one side of the single-shot sear yielding groove far away from the pulling handle, and a plurality of concave positioning holes are formed in the limiting groove;
The trigger is provided with a flat bottom U-shaped groove, a single-shot sear is arranged in the flat bottom U-shaped groove, the tail part of the trigger is provided with a trigger convex bamboo shoot, the trigger convex bamboo shoot is provided with a trigger working surface and a trigger rotation preventing limiting surface, and when the trigger is buckled, the trigger rotation preventing limiting surface is matched with a first limiting surface on the speed machine;
the single-shot sear tail is provided with a single-shot sear convex bamboo shoot, the single-shot sear convex bamboo shoot is provided with a single-shot sear working surface and a single-shot sear rotation-preventing limiting surface, and when a trigger is triggered, the single-shot sear rotation-preventing limiting surface is matched with a second limiting surface on the speed machine;
A speed and slow machine positioning handle component is arranged between the trigger and the transmitter seat, and is arranged on the right side of the trigger, assembled on the transmitter seat together with the trigger and the single-shot sear through a trigger shaft and used for being matched with a concave positioning conical hole on the speed and slow machine when the speed and slow machine rotates to position the rotation position of the speed and slow machine;
In a safety state, the arc surfaces of the quick and slow machine limit the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots to enter a trigger abdicating groove and a single-shot sear abdicating groove of the quick and slow machine, and the trigger cannot be blocked when the trigger is pulled; when in a continuous or single shot state, the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots enter a trigger yielding groove and a single-shot sear yielding groove of the speed machine or only the trigger convex bamboo shoots enter the trigger yielding groove of the speed machine, and the single-shot sear convex bamboo shoots are limited by the arc surfaces of the speed machine, when the trigger is locked, the speed machine is limited by rotating a small angle towards the safety position direction, the speed machine stops rotating, and the speed machine automatically returns under the action of the positioning handle component of the speed machine, so that the trigger is prevented from being blocked.
Preferably, the quick-witted location handle subassembly of speed includes location protruding bamboo shoot, handle and stand, the protruding bamboo shoot of location sets up between handle and stand, the protruding bamboo shoot of location is the cylinder of head area sphere circular cone, and when the quick-speed machine rotated, the protruding bamboo shoot head of location cooperatees with the spill location circular cone hole in the last spacing groove of quick-speed machine, to quick-speed machine rotation position location, be equipped with the blind hole in the stand, be equipped with handle spring and handle location head in the blind hole, handle location head one end butt handle spring bottom, the other end butt transmitter bottom internal plane, still be equipped with the handle round pin along left and right directions on the stand, it is spacing to handle location head axial, presses the handle and makes the protruding bamboo shoot of location get into or withdraw from the spill location circular cone hole of quick-speed machine, to quick-speed machine rotation position location.
Preferably, a trigger spring is arranged between the trigger and the transmitter seat, the trigger spring is sleeved on the trigger boss and used for rotating and resetting the trigger, a single-shot sear spring hole is vertically formed in the middle of the single-shot sear, the single-shot sear spring is arranged in the spring hole, one end of the single-shot sear spring is abutted to the spring hole, the other end of the single-shot sear spring is abutted to the bottom of the flat-bottom U-shaped groove of the trigger and used for rotating and resetting the single-shot sear.
Preferably, two or three concave positioning conical holes are arranged in the speed and speed shaft limiting groove, the cone angle of each concave positioning conical hole is 90 degrees, and the included angle between every two adjacent concave positioning conical holes is 45-60 degrees.
Preferably, the gaps between the wall of the trigger yielding groove on the speed and slow machine and the trigger rotation preventing limiting surface of the trigger convex bamboo shoot, the wall of the single-shot sear yielding groove and the single-shot sear rotation preventing limiting surface of the single-shot sear convex bamboo shoot are all 0.3-0.8 mm.
Preferably, the cone angle of the spherical cone of the head of the positioning convex bamboo shoot is 90 degrees, and the spherical cone is matched with the concave positioning conical hole of the shaft of the speed and the speed.
Preferably, a hole is formed in the end, opposite to the spanner, of the speed shaft, and the end, opposite to the spanner, is used for installing a right spanner.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. The invention adopts the working modes that the trigger convex bamboo shoots are arranged at the tail parts of the trigger, the single-shot sear convex bamboo shoots are arranged at the tail parts of the trigger and are respectively matched with the arc surfaces of the speed machine, the trigger abdication grooves and the single-shot sear abdication grooves to prevent rotation and the handle component is positioned by the speed machine to automatically return, in a safe state, the arc surfaces of the speed machine limit the working surfaces of the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots, in a continuous state, the arc surfaces of the speed machine, the trigger abdication grooves and the single-shot sear abdication grooves are utilized to realize a continuous function by limiting the single-shot sear convex bamboo shoots and allowing the trigger convex bamboo shoots to enter the trigger abdication grooves, and in a single-shot state, the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots are simultaneously allowed to enter the corresponding abdication grooves of the speed machine to realize the single-shot function;
2. The positioning handle component of the speed machine is provided with the positioning convex bamboo shoots which are matched with the concave positioning conical holes of the speed machine shaft, the included angle between the two adjacent concave positioning conical holes is 45-60 degrees, and the conversion angle between the two gears is small when the speed machine is converted, so that the forward and reverse operation of a shooter by one hand is facilitated;
3. The trigger abdication groove wall and the single-shot sear abdication groove wall on the speed and speed machine are provided with proper gaps (0.3-0.8 mm) between the trigger abdication groove wall and the trigger convex bamboo shoots and between the single-shot sear convex bamboo shoots, when the trigger is locked and not put, the speed and speed machine is limited to rotate by a small angle towards the direction of the safety position, and meanwhile, the positioning convex bamboo shoots on the speed and speed machine positioning handle assembly are positioned in 90-degree concave positioning conical holes on the speed and speed machine, the speed and speed machine stops rotating, and the speed and speed machine automatically returns under the action of the handle spring in the speed and speed machine positioning handle assembly, so that the trigger can be prevented from being blocked;
4. The quick-change right spanner is arranged at one symmetrical end of the speed and speed machine and the spanner, the existing speed and speed machine shaft and the left and right spanner are changed into a replaceable structure, the structure of the transmitter base is simplified, and both the left and right hands can operate;
5. The method does not occupy the peripheral size of the transmitter base, can be widely applied to the design of rotary hammer type transmitters or bolt-moving translational firing pin type transmitters, and has good portability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the speed machine in a safe state;
FIG. 3 is a schematic diagram of the structure of the speed machine in a continuous sending state;
FIG. 4 is a schematic diagram of the structure of the speed machine in a single shot state;
FIG. 5 is a front view of the speed machine of the present invention;
FIG. 6 is a bottom view of the speed and slow machine of the present invention;
FIG. 7 is a left side view of the speed machine of the present invention
FIG. 8 is a cross-sectional view A-A of FIG. 5;
FIG. 9 is a section B-B of FIG. 6;
FIG. 10 is a cross-sectional view taken along line C-C of FIG. 5;
FIG. 11 is a schematic diagram of the structure of the speed and slow machine;
FIG. 12 is a front view of the trigger of the present invention;
FIG. 13 is a schematic view of the trigger construction;
FIG. 14 is a front view of a single shot sear of the present invention;
FIG. 15 is a schematic structural view of a single shot sear;
FIG. 16 is a cross-sectional view of the positioning handle assembly of the speed and slow machine of the present invention;
FIG. 17 is a schematic view of the structure of the positioning handle assembly of the speed and slow machine;
Reference numerals
Reference numerals
1-Out-of-place safety, 2-out-of-place safety springs, 3-transmitter base, 4-hammer shaft, 5-hammer, 6-hammer spring sleeve, 7-speed machine, 701-speed machine arc surface, 702-trigger relief groove, 703-first limit surface, 704-single shot sear relief groove, 705-second limit surface, 706-limit groove, 707-concave positioning conical hole, 708-speed machine shaft, 709-pull handle, 8-hammer spring, 9-trigger spring, 10-pull shaft, 11-trigger, 1101-trigger boss, 1102-trigger working surface, 1103-trigger anti-rotation limit surface, 12-single shot sear, 1201-single shot sear boss, 1202-single shot sear working surface, 1203-single shot sear anti-rotation limit surface, 13-single shot sear spring, 14-speed machine positioning handle assembly, 1401-positioning boss, 1402-handle, 1403-stand, 15-right handle, 16-handle spring, 17-handle pin, 18-handle positioning head.
Included angle of alpha-adjacent concave positioning conical hole and cone angle of beta-concave positioning conical hole
Detailed Description
The invention will be further described with reference to the accompanying drawings,
1-17, A trigger blocking prevention transmitter safety structure comprises a transmitter base 3, a trigger 11, a single-shot sear 12 and a speed and slow motor 7 which are installed in the transmitter base 3, wherein the trigger 11 and the single-shot sear 12 are installed in the middle of the transmitter base 3 through a trigger shaft 10, the speed and slow motor 7 is installed at the rear part of the transmitter base 3 and is arranged above the tail parts of the trigger 11 and the single-shot sear 12, the speed and slow motor 7 comprises a speed and slow motor shaft 708 and a pulling handle 709, the speed and slow motor shaft 708 is rotatably installed in a speed and slow motor shaft hole formed in the transmitter base 3, a trigger yielding groove 702 and a single-shot sear yielding groove 704 are axially formed in the speed and slow motor shaft 708, the trigger yielding groove 702 and the single-shot sear yielding groove 704 are positioned in the middle section of the speed and slow motor shaft, a first limiting surface 703 is arranged on the trigger yielding groove 702, the single-shot yielding groove 702 is used for limiting the rotation angle of the trigger 11, a second limiting surface 705 is arranged on the single-shot yielding groove 704, a single-shot sear yielding groove 706 is arranged on one side of the single-shot sear shaft 706, and a plurality of limiting grooves 706 are formed in the single-shot sear shaft 706, and a limiting groove 706 is formed on one side of the single-shot sear yielding groove 706;
the trigger 11 is provided with a flat bottom U-shaped groove, the single-shot sear 12 is arranged in the flat bottom U-shaped groove, the tail part of the trigger is provided with a trigger convex bamboo shoot 1101, the trigger convex bamboo shoot 1101 is provided with a trigger working surface 1102 and a trigger rotation preventing limiting surface 1103, and when the trigger is buckled, the trigger rotation preventing limiting surface 1103 is matched with a first limiting surface 703 on the speed machine;
the tail of the single-shot sear 12 is provided with a single-shot sear convex bamboo shoot 1201, the single-shot sear convex bamboo shoot 1201 is provided with a single-shot sear working surface 1202 and a single-shot sear rotation preventing limiting surface 1203, and when a trigger is triggered, the single-shot sear rotation preventing limiting surface 1203 is matched with a second limiting surface 705 on the speed machine;
A speed and slow machine positioning handle assembly 14 is further arranged between the trigger 11 and the transmitter base 3, the speed and slow machine positioning handle assembly 14 is arranged on the right side of the trigger 11, is assembled on the transmitter base 3 together with the trigger 11 and the single-shot sear 12 through a trigger shaft 10, and is used for matching with concave positioning conical holes on the speed and slow machine 7 when rotating to position the speed and slow machine;
in the safety state, the arc surface 701 of the speed machine limits the trigger convex bamboo shoot 1101 and the single-shot sear convex bamboo shoot 1201 to enter the trigger abdication groove 702 and the single-shot sear abdication groove 704 of the speed machine, and the phenomenon of locking of the trigger can not occur when the trigger is pulled; in the continuous or single shot state, the trigger protruding bamboo shoot 1101 and the single shot sear protruding bamboo shoot 1201 enter the trigger letting-out groove 702 and the single shot sear letting-out groove 704 of the speed machine or only the trigger protruding bamboo shoot 1101 enters the trigger letting-out groove 702 of the speed machine, and the single shot sear protruding bamboo shoot 1201 is limited by the arc surface 701 of the speed machine, when the trigger 11 is pulled to be not put, the speed machine 7 is limited by rotating by a small angle towards the safe position direction, the speed machine stops rotating, and the speed machine automatically returns under the action of the speed machine positioning handle assembly 14, so that the trigger is prevented from being blocked.
As shown in fig. 16 and 17, the positioning handle assembly 14 of the speed machine comprises a positioning protruding bamboo shoot 1401, a handle 1402 and a column 1403, wherein the positioning protruding bamboo shoot 1401 is arranged between the handle 1402 and the column 1403, the positioning protruding bamboo shoot 1401 is a cylinder with a spherical cone at the head, the cone angle of the spherical cone is 90 °, when the speed machine 7 rotates, the head of the positioning protruding bamboo shoot 1401 is matched with a concave positioning conical hole 707 of a limiting groove on the speed machine, the rotating position of the speed machine 7 is positioned, a blind hole is arranged in the column 1403, a handle spring 16 and a handle positioning head 18 are arranged in the blind hole, one end of the handle positioning head 18 is abutted against the bottom of the handle spring 16, the other end is abutted against the inner plane of the bottom of the transmitter base 3, a handle pin 17 is further arranged on the column 1403 along the left-right direction, the handle positioning head 19 is axially limited, and the handle 1402 is pressed to enable the positioning protruding bamboo shoot 1401 to enter or exit the concave positioning conical hole 707 of the speed machine, and the rotating position of the speed machine 7 is positioned.
As shown in fig. 1 to 4, a trigger spring 9 is arranged between the trigger 11 and the transmitter base 3, the trigger spring 9 is sleeved on the trigger boss for the trigger 11 to rotate and reset, a single-shot sear spring hole is vertically formed in the middle of the single-shot sear 12, the single-shot sear spring 13 is arranged in the spring hole, one end of the single-shot sear spring is abutted to the spring hole, and the other end of the single-shot sear spring is abutted to the bottom of the U-shaped groove of the trigger for the single-shot sear to rotate and reset.
As shown in fig. 6, 9 and 11, in this embodiment, two or three concave positioning conical holes 707 in the speed shaft limiting groove are provided, each concave positioning conical hole has a taper angle of 90 °, an included angle between two adjacent concave positioning conical holes is 45 ° to 60 °, and a conversion angle between two adjacent gears is small when the speed is switched.
As shown in fig. 2 to 4, in this embodiment, the gaps between the wall of the trigger yielding groove 702 on the speed machine and the trigger rotation preventing and limiting surface 1103 of the trigger convex bamboo shoot, the wall of the single-shot sear yielding groove 704 and the single-shot sear rotation preventing and limiting surface 1203 of the single-shot sear convex bamboo shoot are all 0.3mm to 0.8mm, and the speed machine can be limited to rotate by a small angle towards the safety position when the trigger is not pulled.
As shown in fig. 5 and 11, in this embodiment, in order to facilitate the operation of the speed machine by both the left and right hands of the shooter, a hole is formed at the end of the speed machine shaft opposite to the wrench handle in the axial direction for installing the right wrench 15, and the right wrench 15 is assembled on the speed machine 7 and limited on the inner wall of the transmitter base 3, so that the right wrench can drive the speed machine to rotate.
The transmitter base is also internally provided with other structural members for realizing the function of the transmitter, the hammer spring 8 is sleeved on the hammer 5, the hammer spring sleeve 6 is sleeved between the hammer sleeve on the hammer 5 and the inner hole of the hammer spring 8, the hammer spring is assembled on the transmitter base 3 through the hammer shaft 4, the less-in-place safety spring 2 is sleeved on the less-in-place safety 1, and the hammer spring is assembled on the transmitter base 3 through the hammer shaft 4.
The working process of the invention comprises the following steps:
After shooting in a continuous shooting state or a single shooting state, the trigger is fastened and the quick and slow machine is rotated to a safe state, at the moment, the quick and slow machine can only rotate by a small angle, the trigger rotation preventing limiting surface on the trigger convex bamboo shoot or the single-shot sear rotation preventing limiting surface on the single-shot sear convex bamboo shoot is limited by the first limiting surface or the second limiting surface on the quick and slow machine and can not rotate continuously, at the moment, the positioning convex bamboo shoot on the quick and slow machine positioning handle assembly is still positioned in the concave positioning conical hole on the quick and slow machine, the quick and slow machine stops rotating, the quick and slow machine automatically returns to release the trigger under the action of the handle spring arranged on the quick and slow machine positioning handle assembly, and the trigger automatically returns to avoid the phenomenon of locking of the trigger under the action of the trigger spring.
Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the invention, and that, although the invention has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a prevent dead transmitter insurance structure of trigger card, includes the transmitter seat, installs trigger, single shot sear and the fast speed machine in the transmitter seat, trigger and single shot sear pass through the trigger axle and install the middle part at the transmitter seat, fast speed machine installs the rear portion at the transmitter seat and is placed in trigger and single shot sear afterbody top, its characterized in that:
The speed machine comprises a speed machine shaft and a pulling handle, the speed machine shaft is rotatably arranged in a speed machine shaft hole formed in the transmitter seat, a trigger yielding groove and a single-shot sear yielding groove are formed in the speed machine shaft along the axial direction, the trigger yielding groove and the single-shot sear yielding groove are positioned in the middle section of the speed machine shaft, the trigger yielding groove is provided with a first limiting surface, when the trigger is pulled, the tail of the trigger enters the trigger yielding groove and limits the rotation angle of the trigger, the single-shot sear yielding groove is provided with a second limiting surface, when the trigger is pulled, the tail of the single-shot sear enters the single-shot sear yielding groove and limits the rotation angle of the single-shot sear, a limiting groove is further formed in the speed machine shaft along the circumferential direction, the limiting groove is positioned on one side of the single-shot sear yielding groove far away from the pulling handle, and a plurality of concave positioning holes are formed in the limiting groove;
The trigger is provided with a flat bottom U-shaped groove, a single-shot sear is arranged in the flat bottom U-shaped groove, the tail part of the trigger is provided with a trigger convex bamboo shoot, the trigger convex bamboo shoot is provided with a trigger working surface and a trigger rotation preventing limiting surface, and when the trigger is buckled, the trigger rotation preventing limiting surface is matched with a first limiting surface on the speed machine;
the single-shot sear tail is provided with a single-shot sear convex bamboo shoot, the single-shot sear convex bamboo shoot is provided with a single-shot sear working surface and a single-shot sear rotation-preventing limiting surface, and when a trigger is triggered, the single-shot sear rotation-preventing limiting surface is matched with a second limiting surface on the speed machine;
A speed and slow machine positioning handle component is arranged between the trigger and the transmitter seat, and is arranged on the right side of the trigger, assembled on the transmitter seat together with the trigger and the single-shot sear through a trigger shaft and used for being matched with a concave positioning conical hole on the speed and slow machine when the speed and slow machine rotates to position the rotation position of the speed and slow machine;
In a safety state, the arc surfaces of the quick and slow machine limit the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots to enter a trigger abdicating groove and a single-shot sear abdicating groove of the quick and slow machine, and the trigger cannot be blocked when the trigger is pulled; when the trigger is in a continuous or single shot state, the trigger convex bamboo shoots and the single-shot sear convex bamboo shoots enter a trigger abdicating groove and a single-shot sear abdicating groove of the speed machine or only the trigger convex bamboo shoots enter the trigger abdicating groove of the speed machine, the single-shot sear convex bamboo shoots are limited by the arc surfaces of the speed machine, when the trigger is not pulled, the speed machine is limited by rotating a small angle towards the safety position direction, the speed machine stops rotating, and the speed machine automatically returns under the action of a positioning handle component of the speed machine, so that the trigger is prevented from being blocked;
The positioning handle assembly of the speed machine comprises a positioning convex bamboo shoot, a handle and a stand column, wherein the positioning convex bamboo shoot is arranged between the handle and the stand column, the positioning convex bamboo shoot is a cylinder body with a spherical cone at the head, when the speed machine rotates, the head of the positioning convex bamboo shoot is matched with a concave positioning conical hole of a limit groove on the speed machine, the rotating position of the speed machine is positioned, a blind hole is formed in the stand column, a handle spring and a handle positioning head are arranged in the blind hole, one end of the handle positioning head is abutted to the bottom of the handle spring, the other end of the handle positioning head is abutted to the inner plane of the bottom of the transmitter seat, a handle pin is further arranged on the stand column along the left-right direction, the handle positioning head is axially limited, and the handle is pressed to enable the positioning convex bamboo shoot to enter or withdraw from the concave positioning conical hole of the speed machine, and the rotating position of the speed machine is positioned;
A trigger spring is arranged between the trigger and the transmitter seat, the trigger spring is sleeved on the trigger boss and used for rotating and resetting the trigger, a single-shot sear spring hole is vertically formed in the middle of the single-shot sear, the single-shot sear spring is arranged in the spring hole, one end of the single-shot sear spring is abutted to the spring hole, and the other end of the single-shot sear spring is abutted to the bottom of the flat-bottom U-shaped groove of the trigger and used for rotating and resetting the single-shot sear;
Two or three concave positioning conical holes are arranged in the speed and speed shaft limiting groove, the cone angle of each concave positioning conical hole is 90 degrees, and the included angle between every two adjacent concave positioning conical holes is 45-60 degrees.
2. A trigger-locked transmitter security feature as claimed in claim 1, wherein: the gaps between the wall of the trigger yielding groove on the speed machine and the trigger rotation preventing limiting surface of the trigger convex bamboo shoot, the wall of the single-shot sear yielding groove and the single-shot sear rotation preventing limiting surface of the single-shot sear convex bamboo shoot are all 0.3-0.8 mm.
3. A trigger-locked transmitter security feature as claimed in claim 1, wherein: the cone angle of the spherical cone of the head of the positioning convex bamboo shoot is 90 degrees, and the spherical cone is matched with the concave positioning cone hole of the speed and speed machine shaft.
4. A trigger-locked transmitter security feature as claimed in claim 1, wherein: and one end of the speed shaft, which is opposite to the spanner, is provided with a hole along the axial direction for installing the right spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976040.2A CN110553540B (en) | 2019-10-15 | 2019-10-15 | Transmitter insurance structure preventing trigger from being blocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976040.2A CN110553540B (en) | 2019-10-15 | 2019-10-15 | Transmitter insurance structure preventing trigger from being blocked |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110553540A CN110553540A (en) | 2019-12-10 |
| CN110553540B true CN110553540B (en) | 2024-04-30 |
Family
ID=68742791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910976040.2A Active CN110553540B (en) | 2019-10-15 | 2019-10-15 | Transmitter insurance structure preventing trigger from being blocked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110553540B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300880Y (en) * | 1997-08-27 | 1998-12-16 | 刘荣华 | Trigger mechanism for semi-antomatic, pump hunting gun |
| RU66498U1 (en) * | 2007-04-09 | 2007-09-10 | Юрий Петрович Поляков | SHOCK-START MECHANISM OF SELF-LOADED ARMS |
| CN201327352Y (en) * | 2008-12-26 | 2009-10-14 | 中国兵器工业第二○八研究所 | Launching mechanism |
| CN102564223A (en) * | 2012-01-19 | 2012-07-11 | 重庆建设工业(集团)有限责任公司 | Firing mechanism with function of controlling launching of two gun barrels with different calibers |
| WO2016090712A1 (en) * | 2014-12-08 | 2016-06-16 | 刘卫平 | Revolver gun |
| CN207300040U (en) * | 2017-08-22 | 2018-05-01 | 湖南兵器资江机器有限公司 | A kind of New semi automatic trigger mechanism |
| CN208282678U (en) * | 2018-06-14 | 2018-12-25 | 重庆建设工业(集团)有限责任公司 | A kind of trigger mechanism of automatic rifle |
| CN109974520A (en) * | 2019-04-28 | 2019-07-05 | 重庆建设工业(集团)有限责任公司 | A kind of manual safety mechanism of firing pin parallel-moving type pistol |
| CN210773665U (en) * | 2019-10-15 | 2020-06-16 | 重庆建设工业(集团)有限责任公司 | Transmitter safety structure for preventing trigger from being stuck |
-
2019
- 2019-10-15 CN CN201910976040.2A patent/CN110553540B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300880Y (en) * | 1997-08-27 | 1998-12-16 | 刘荣华 | Trigger mechanism for semi-antomatic, pump hunting gun |
| RU66498U1 (en) * | 2007-04-09 | 2007-09-10 | Юрий Петрович Поляков | SHOCK-START MECHANISM OF SELF-LOADED ARMS |
| CN201327352Y (en) * | 2008-12-26 | 2009-10-14 | 中国兵器工业第二○八研究所 | Launching mechanism |
| CN102564223A (en) * | 2012-01-19 | 2012-07-11 | 重庆建设工业(集团)有限责任公司 | Firing mechanism with function of controlling launching of two gun barrels with different calibers |
| WO2016090712A1 (en) * | 2014-12-08 | 2016-06-16 | 刘卫平 | Revolver gun |
| CN207300040U (en) * | 2017-08-22 | 2018-05-01 | 湖南兵器资江机器有限公司 | A kind of New semi automatic trigger mechanism |
| CN208282678U (en) * | 2018-06-14 | 2018-12-25 | 重庆建设工业(集团)有限责任公司 | A kind of trigger mechanism of automatic rifle |
| CN109974520A (en) * | 2019-04-28 | 2019-07-05 | 重庆建设工业(集团)有限责任公司 | A kind of manual safety mechanism of firing pin parallel-moving type pistol |
| CN210773665U (en) * | 2019-10-15 | 2020-06-16 | 重庆建设工业(集团)有限责任公司 | Transmitter safety structure for preventing trigger from being stuck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110553540A (en) | 2019-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10871338B2 (en) | Half-cock trigger safety assembly | |
| US11022385B2 (en) | Operating system for small caliber rifles | |
| US9587895B1 (en) | Rotatable firearm bolt | |
| CN101169314B (en) | Rotary wheel pistol | |
| US20150323268A1 (en) | 6.8mm spc conversion kit for dod designation m249, mk46, mk48, mga saw, and fn minimi | |
| CN102564223B (en) | Firing mechanism with function of controlling launching of two gun barrels with different calibers | |
| US4285152A (en) | Semi-automatic double action revolver | |
| EP2693155A3 (en) | Breech bolt for firearm | |
| CN110553540B (en) | Transmitter insurance structure preventing trigger from being blocked | |
| DE2114342A1 (en) | Ignition mechanism for rotary barrel guns with high rate of fire | |
| US4577429A (en) | Fastening means for a removable revolver cylinder | |
| CN210773665U (en) | Transmitter safety structure for preventing trigger from being stuck | |
| CN102494555B (en) | Automatic weapon with rotary double chambers | |
| CN103411477B (en) | Multi-cylinder inflatable air gun | |
| CN111928727B (en) | Mortar rotary magazine with accurate bullet poking and bullet poking method thereof | |
| US6269576B1 (en) | Disablement mechanism for a firearm | |
| CN110986663B (en) | Inertia firing pin type firing mechanism | |
| JPS62153697A (en) | Machine gun | |
| US4016800A (en) | Portable firearm with a retractable barrel | |
| USH144H (en) | Weapon trigger and sear mechanism | |
| CN209783397U (en) | Gun transmitter mechanism adopting firing pin translation type firing mode | |
| US20110225862A1 (en) | Reciprocating barrel pistol | |
| CN114152147A (en) | Quick clamping mechanism for sighting telescope | |
| CN202350657U (en) | Rotating double-chamber automatic weapon | |
| CN101943543A (en) | Cartridge clip and cartridge used for revolver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |