CN210773665U - Transmitter safety structure for preventing trigger from being stuck - Google Patents
Transmitter safety structure for preventing trigger from being stuck Download PDFInfo
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- CN210773665U CN210773665U CN201921720853.7U CN201921720853U CN210773665U CN 210773665 U CN210773665 U CN 210773665U CN 201921720853 U CN201921720853 U CN 201921720853U CN 210773665 U CN210773665 U CN 210773665U
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Abstract
The utility model discloses a prevent dead transmitter insurance structure of trigger card, including transmitter frame, trigger, single engine stop and fast and slow machine, fast and slow machine includes fast and slow machine shaft and pulls the handle, is equipped with trigger groove of stepping down, single engine stop groove of stepping down on the fast and slow machine shaft, and the trigger groove of stepping down is equipped with first restriction face, and single engine stop groove of stepping down is equipped with the second restriction face, still is equipped with the spacing groove on the fast and slow machine shaft, is provided with spill location circular cone hole in the spacing 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 anti-rotation limiting surface, and the trigger anti-rotation limiting surface is matched with a first limiting surface on the speed machine; the tail part of the single-shot iron resistance is provided with a single-shot iron resistance convex bamboo shoot, the single-shot iron resistance convex bamboo shoot is provided with a single-shot iron resistance working surface and a single-shot iron resistance anti-rotation limiting surface, and the single-shot iron resistance anti-rotation limiting surface is matched with a second limiting surface on the speed machine; and a fast and slow machine positioning handle assembly is also arranged between the trigger and the transmitter base and is used for matching with the concave positioning conical hole on the fast and slow machine when the fast and slow machine rotates to position the rotating position of the fast and slow machine.
Description
Technical Field
The utility model relates to a firearms technical field especially relates to a prevent dead transmitter insurance structure of trigger card.
Background
The safety structures of transmitters such as M16, M4 and the like of foreign AR series rifles are all provided with speed machines capable of being converted by pulling a trigger, and the safety structure has the advantages that the speed machines capable of being converted by pulling the trigger are not easy to cause the phenomenon of locking the trigger, even if the trigger is locked, the trigger cannot release a hammer, the safety is high, and the conversion angle between two adjacent gears is large (90 degrees) among the safety state, the continuous firing state and the single firing state. Foreign AK series and domestic 56 dash series can prevent the phenomenon that the trigger is locked when the trigger is pulled to switch the speed, and between the insurance state, the continuous sending state and the single sending state, the two adjacent gears have small switching angles, but the man-machine power effect is poor (the switching force is too large, and the hand is required to be separated from the handle to be conveniently switched). The technical scheme is that in 81-type step series and 95-1-type class guns in China, a leaf spring positioning speed machine mode is adopted, the hand-held gun has the advantages that the man-machine effect is good, the hand-held hand grip can convert speed machines, the conversion force is moderate, but the two adjacent gear conversion angles are large (90 degrees) between a safety state, a continuous transmission state and a single transmission state, and the safety structure of the transmitter in the prior art has the defect that the man-machine effect and the speed machine gear conversion cannot be compatible at the same time.
Disclosure of Invention
An object of the utility model is to overcome prior art's not enough, provide a prevent dead transmitter insurance structure of trigger card, can improve man-machine efficiency, all operatable of left and right hands. The speed machine is reliable in positioning, moderate in conversion force, small in adjacent two-gear conversion angle, and capable of preventing the phenomenon that the speed machine is easy to block a trigger when the trigger is pulled, and the working reliability of the transmitter safety structure is improved.
The purpose of the utility model is realized like this:
the utility model provides a prevent dead transmitter insurance structure of trigger card, includes the transmitter frame, installs trigger, single shot choke and the fast slow machine in the transmitter frame, trigger and single shot choke pass through the trigger axle and install the middle part at the transmitter frame, the fast slow machine is installed at the rear portion of transmitter frame and is placed trigger and single shot choke afterbody top, its characterized in that:
the fast and slow machine comprises a fast and slow machine shaft and a pull handle, the fast and slow machine shaft is rotatably arranged in a fast and slow machine shaft hole arranged on the launcher base, a trigger abdicating groove and a single-engine drag iron abdicating groove are axially arranged on the fast and slow machine shaft, the trigger abdicating groove and the single-engine drag iron abdicating groove are positioned in the middle section of the fast and slow machine shaft, a first limiting surface is arranged on the trigger abdicating groove, when the trigger is pulled, the tail part of the trigger enters the trigger abdicating groove and limits the rotating angle of the trigger, a second limiting surface is arranged on the single-engine drag iron abdicating groove, when the trigger is pulled, the tail part of the single-engine drag iron enters the single-engine drag iron abdicating groove and limits the rotating angle of the single-engine drag iron, a limiting groove is also circumferentially arranged on the fast and slow machine shaft, the limiting groove is positioned on one side of the single-engine;
the trigger is provided with a flat-bottom U-shaped groove, the 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 anti-rotation limiting surface, and when the trigger is pulled, the trigger anti-rotation limiting surface is matched with a first limiting surface on the speed machine;
the tail part of the single-shot iron resistor is provided with a single-shot iron resistor convex bamboo shoot which is provided with a single-shot iron resistor working surface and a single-shot iron resistor anti-rotation limiting surface, and when a trigger is pulled, the single-shot iron resistor anti-rotation limiting surface is matched with a second limiting surface on the speed machine;
a fast and slow machine positioning handle assembly is also arranged between the trigger and the transmitter base, is arranged on the right side of the trigger, is assembled on the transmitter base together with the trigger and the single resistance iron through a trigger shaft, and is used for matching with a concave positioning conical hole on the fast and slow machine when the fast and slow machine rotates to position the rotating position of the fast and slow machine;
when the safety device is in a safety state, the arc surface of the fast and slow machine limits the trigger convex bamboo shoots and the single-shot stopping iron convex bamboo shoots from entering the trigger abdicating grooves and the single-shot stopping iron abdicating grooves of the fast and slow machine, and the trigger cannot be locked when the trigger is pulled; when the trigger is not released, the speed machine rotates to a safety position direction by a small angle to be limited, the speed machine stops rotating the speed machine, and the speed machine automatically returns to the position under the action of the positioning handle assembly of the speed machine to prevent the trigger from being blocked.
Preferably, the fast and slow quick-witted location handle subassembly is including 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 that the head had the sphere circular cone, and when the fast and slow machine rotated, the protruding bamboo shoot head of location cooperatees with the spill location circular cone hole of spacing groove on the fast and slow machine, to fast and slow quick-witted rotational 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 frame bottom internal planes, still be equipped with the handle round pin along the 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 fast and slow.
Preferably, be equipped with the trigger spring between trigger and the transmitter frame, the trigger spring cover is located on the trigger boss for the trigger rotation resets, and single hair hinders indisputable middle part along vertical single hair resistance iron spring hole of having seted up, and single hair resistance iron spring is arranged in this spring hole, and one end butt spring hole, flat U type bottom of the groove portion of other end butt trigger are used for single hair resistance iron rotation to reset.
Preferably, two or three concave positioning conical holes are arranged in the shaft limiting groove of the speed reducer, the taper 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 groove wall of the trigger abdicating groove on the speed machine and the trigger anti-rotation limiting surface of the trigger convex bamboo shoot, and the gaps between the groove wall of the single-shot iron-resisting abdicating groove and the single-shot iron-resisting anti-rotation limiting surface of the single-shot iron-resisting convex bamboo shoot are all 0.3-0.8 mm.
Preferably, the cone angle of the spherical surface cone at the head part of the positioning convex bamboo shoot is 90 degrees, and the cone angle is matched with the concave positioning conical hole of the fast and slow shafts.
Preferably, a hole is formed in one end, opposite to the wrench handle, of the speed reducer shaft along the axial direction, and the hole is used for installing a right wrench handle.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. the utility model discloses a set up the protruding bamboo shoot of trigger at the trigger afterbody, the single shot of hindering the iron afterbody and set up the protruding bamboo shoot of single shot hindering, respectively with the arc surface and the trigger groove of stepping down of fast slow machine, the single shot hindering iron groove of stepping down cooperates the anti-rotation and through fast slow machine positioning handle subassembly self return mode of operation, when the state of insuring, the arc surface of fast slow machine limits the protruding bamboo shoot of trigger and the protruding bamboo shoot of single shot hindering iron to adopt the working face, when running fire the state, utilize the arc surface and the trigger groove of stepping down of fast slow machine, the single shot hindering iron groove of stepping down, realize the running fire function through restricting the protruding bamboo shoot of single shot hindering iron and allowing the protruding bamboo shoot of trigger to enter the trigger groove of stepping down mode, when running fire the state, allow protruding bamboo shoot of trigger and the protruding bamboo shoot of single shot hindering iron to enter the corresponding groove of fast slow machine to realize the single;
2. the positioning convex bamboo shoots are arranged on the positioning handle assembly of the speed machine and matched with the concave positioning conical holes of the shaft of the speed machine, the included angle between every two adjacent concave positioning conical holes is 45-60 degrees, and the conversion angle between two gears is small when the speed machine is converted, so that a shooter can conveniently operate in the forward direction and the reverse direction by one hand;
3. proper gaps (0.3-0.8 mm) are arranged between the trigger abdicating groove wall and the single-shot stopping iron abdicating groove wall on the speed machine and the trigger convex bamboo shoots and the single-shot stopping iron convex bamboo shoots, when the trigger is not pulled, the speed machine is limited by rotating a small angle to the direction of the safety position, meanwhile, the positioning convex bamboo shoots on the positioning handle assembly of the speed machine are positioned in 90-degree concave positioning conical holes on the speed machine, the speed machine stops rotating, and the speed machine automatically returns under the action of a handle spring in the positioning handle assembly of the speed machine, so that the trigger can be prevented from being locked;
4. the quick-change right trigger handle is arranged at one symmetrical end of the fast and slow machine and the trigger handle, the existing fast and slow machine shaft and the left and right trigger handles are changed into a replaceable structure by adopting an integrated structure, the structure of the transmitter base is simplified, and the transmitter base can be operated by both left and right hands;
5. the method does not occupy the peripheral size of the transmitter base, can be widely adopted in the design of a rotary hammer type transmitter or a bolt translation type firing pin type transmitter, and has good portability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the speed control device of the present invention in a safety state;
FIG. 3 is a schematic structural view of the fast and slow machine of the present invention in a continuous state;
FIG. 4 is a schematic structural view of the speed control device of the present invention in a single-shot state;
FIG. 5 is a front view of the middle-speed and slow-speed machine of the present invention;
fig. 6 is a bottom view of the middle-speed and low-speed machine of the present invention;
FIG. 7 is a left side view of the middle speed machine of the present invention
FIG. 8 is a cross-sectional view taken along line A-A of FIG. 5;
FIG. 9 is a cross-sectional view taken along line 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 structural diagram of the fast and slow machine;
FIG. 12 is a front view of the trigger of the present invention;
FIG. 13 is a schematic structural view of the trigger;
FIG. 14 is a front view of a single-shot sear of the present invention;
FIG. 15 is a schematic view of a single hair iron;
FIG. 16 is a cross-sectional view of the positioning handle assembly of the present invention;
FIG. 17 is a schematic structural view of a positioning handle assembly of the fast and slow machine;
reference numerals
Reference numerals
1-short-of-position insurance, 2-short-of-position insurance spring, 3-transmitter base, 4-hammer shaft, 5-hammer, 6-hammer spring sleeve, 7-fast and slow machine, 701-fast and slow machine arc surface, 702-trigger abdicating groove, 703-first limiting surface, 704-single-shot iron abdicating groove, 705-second limiting surface, 706-limiting groove, 707-concave positioning conical hole, 708-fast and slow machine shaft, 709-wrench handle, 8-hammer spring, 9-trigger spring, 10-trigger shaft, 11-trigger, 1101-trigger convex bamboo shoot, 1102-trigger working surface, 1103-trigger anti-rotation limiting surface, 12-single-shot iron, 1201-single-shot iron convex bamboo shoot, 1202-single-shot iron working surface, 1203-single-shot iron anti-rotation limiting surface, 13-single-hair-resistance iron spring, 14-speed and slow machine positioning handle assembly, 1401-positioning convex bamboo shoot, 1402-handle, 1403-upright post, 15-right trigger, 16-handle spring, 17-handle pin and 18-handle positioning head.
α -angle of inclination of adjacent concave positioning conical bores, β -angle of taper of concave positioning conical bores
Detailed Description
The invention will be further explained with reference to the accompanying drawings,
as shown in fig. 1 to 17, a trigger locking prevention transmitter insurance structure includes a transmitter base 3, a trigger 11 installed in the transmitter base 3, a single-resistor 12 and a fast-slow machine 7, wherein the trigger 11 and the single-resistor 12 are installed in the middle of the transmitter base 3 through a trigger shaft 10, the fast-slow machine 7 is installed at the rear of the transmitter base 3 and is disposed above the tail portions of the trigger 11 and the single-resistor 12, the fast-slow machine 7 includes a fast-slow machine shaft 708 and a trigger handle 709, the fast-slow machine shaft 708 is rotatably installed in a fast-slow machine shaft hole provided on the transmitter base 3, the fast-slow machine shaft 708 is axially provided with a trigger-releasing groove 702 and a single-resistor-releasing groove 704, the trigger-releasing groove 702 and the single-resistor-releasing groove 704 are located in the middle section 708, the trigger-releasing groove 702 is provided with a first limiting surface 703, when a buckle is buckled, the tail portion of the trigger enters the trigger releasing groove 702 and limits the rotation angle of the trigger 11, the single-engine choke abdicating groove 704 is provided with a second limiting surface 705, when a trigger is pulled, the tail of the single-engine choke enters the single-engine choke abdicating groove 704 and limits the rotating angle of the single-engine choke 12, the fast-slow machine shaft 708 is also provided with a limiting groove 706 along the circumferential direction, the limiting groove 706 is positioned at one side of the single-engine choke abdicating groove 704 far away from the trigger 709, and the limiting groove 706 is internally provided with a plurality of concave positioning conical holes 707;
the trigger 11 is provided with a flat-bottom U-shaped groove, the single-shot iron resistor 12 is arranged in the flat-bottom U-shaped groove, the tail 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 anti-rotation limiting surface 1103, and when the trigger is pulled, the trigger anti-rotation limiting surface 1103 is matched with a first limiting surface 703 on the speed machine;
the tail part of the single-shot iron resistance 12 is provided with a single-shot iron resistance convex bamboo shoot 1201, the single-shot iron resistance convex bamboo shoot 1201 is provided with a single-shot iron resistance working surface 1202 and a single-shot iron resistance anti-rotation limiting surface 1203, and when a trigger is buckled, the single-shot iron resistance anti-rotation limiting surface 1203 is matched with a second limiting surface 705 on the speed machine;
a fast and slow machine positioning handle assembly 14 is also arranged between the trigger 11 and the transmitter base 3, the fast 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-engine resistor 12 through the trigger shaft 10, and is used for matching with a concave positioning conical hole on the fast and slow machine when the fast and slow machine 7 rotates to position the rotational position of the fast and slow machine;
in a safety state, the arc surface 701 of the fast and slow machine limits the trigger convex bamboo shoot 1101 and the single-shot iron-blocking convex bamboo shoot 1201 from entering the trigger abdicating groove 702 and the single-shot iron-blocking abdicating groove 704 of the fast and slow machine, and the trigger cannot be locked when the trigger is pulled; when the trigger 11 is not released, the speed machine 7 rotates to a small angle in the direction of the safety position to be limited, the speed machine stops rotating, and the speed machine automatically returns to prevent the trigger from being blocked under the action of the positioning handle assembly 14 of the speed machine.
As shown in fig. 16 and 17, the positioning handle assembly 14 of the speed machine comprises a positioning convex bamboo shoot 1401, a handle 1402 and a column 1403, wherein the positioning convex bamboo shoot 1401 is arranged between the handle 1402 and the column 1403, the positioning convex bamboo shoot 1401 is a cylinder with a spherical cone at the head, the cone angle of the spherical cone is 90 degrees, when the speed machine 7 rotates, the head of the positioning convex bamboo shoot 1401 is matched with a concave positioning conical hole 707 of a positioning groove on the speed machine to position the rotation position of the speed machine 7, 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 an 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 to axially limit a handle positioning head 19, the positioning convex bamboo shoot 1401 enters or exits from the concave positioning conical hole, and positioning the rotation position of the speed reducer 7.
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 a trigger boss and used for rotationally resetting the trigger 11, a single-shot iron resistance spring hole is vertically formed in the middle of the single-shot iron resistance 12, the single-shot iron resistance spring 13 is arranged in the spring hole, one end of the single-shot iron resistance spring is abutted to the spring hole, and the other end of the single-shot iron resistance spring is abutted to the bottom of a U-shaped groove of the trigger and used for rotationally resetting the single-shot iron resistance.
As shown in fig. 6, 9 and 11, in this embodiment, two or three concave positioning conical holes 707 in the fast and slow machine shaft limiting groove are provided, the taper angle of each concave positioning conical hole is 90 °, the included angle between two adjacent concave positioning conical holes is 45-60 °, and the conversion angle between two adjacent gears is small when the fast and slow machines are converted.
As shown in fig. 2 to 4, in this embodiment, the gaps between the wall of the trigger abdicating groove 702 on the speed controller and the trigger anti-rotation limiting surface 1103 of the trigger convex bamboo shoot, and the gaps between the wall of the single-shot iron-resisting abdicating groove 704 and the single-shot iron-resisting anti-rotation limiting surface 1203 of the single-shot iron-resisting convex bamboo shoot are all 0.3mm to 0.8mm, so that the speed controller can be limited by a small angle of rotation toward the safety position when the trigger is not released.
As shown in fig. 5 and 11, in this embodiment, in order to facilitate the shooter to operate the speed control machine with both left and right hands, a hole is further formed in the end of the speed control machine shaft opposite to the trigger along the axial direction for installing a right trigger 15, and the right trigger 15 is assembled on the speed control machine 7 and limited on the inner wall of the transmitter base 3, so that the right trigger can drive the speed control machine to rotate.
The utility model discloses an still install other structures that realize the transmitter function in the transmitter frame, hammer spring 8 suit is on hammer 5, and 6 suits of hammer spring cover are between hammer sleeve and the hammer spring 8 holes on hammer 5 to through the assembly of hammer axle 4 on transmitter frame 3, the 2 suits of out-of-position insurance spring are on insurance 1 not in place, through the assembly of hammer axle 4 on transmitter frame 3.
The utility model discloses a working process:
after shooting in a continuous shooting state or a single shooting state, the trigger is not released and the speed machine is rotated to a safety state, at the moment, the speed machine can only rotate by a small angle, the trigger anti-rotation limiting surface on the convex bamboo shoot of the trigger or the single-shot iron anti-rotation limiting surface on the convex bamboo shoot of the single-shot iron is limited by the first limiting surface or the second limiting surface on the speed machine and can not rotate any more, at the moment, the positioning convex bamboo shoot on the positioning handle assembly of the speed machine is still in the concave positioning conical hole on the speed machine, the speed machine stops rotating, the speed machine automatically returns under the action of a handle spring arranged on the positioning handle assembly of the speed machine, the trigger releases, and automatically returns under the action of the trigger spring, and the phenomenon of locking of the trigger can not occur.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to 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 (7)
1. The utility model provides a prevent dead transmitter insurance structure of trigger card, includes the transmitter frame, installs trigger, single shot choke and the fast slow machine in the transmitter frame, trigger and single shot choke pass through the trigger axle and install the middle part at the transmitter frame, the fast slow machine is installed at the rear portion of transmitter frame and is placed trigger and single shot choke afterbody top, its characterized in that:
the fast and slow machine comprises a fast and slow machine shaft and a pull handle, the fast and slow machine shaft is rotatably arranged in a fast and slow machine shaft hole arranged on the launcher base, a trigger abdicating groove and a single-engine drag iron abdicating groove are axially arranged on the fast and slow machine shaft, the trigger abdicating groove and the single-engine drag iron abdicating groove are positioned in the middle section of the fast and slow machine shaft, a first limiting surface is arranged on the trigger abdicating groove, when the trigger is pulled, the tail part of the trigger enters the trigger abdicating groove and limits the rotating angle of the trigger, a second limiting surface is arranged on the single-engine drag iron abdicating groove, when the trigger is pulled, the tail part of the single-engine drag iron enters the single-engine drag iron abdicating groove and limits the rotating angle of the single-engine drag iron, a limiting groove is also circumferentially arranged on the fast and slow machine shaft, the limiting groove is positioned on one side of the single-engine;
the middle pulp of the trigger is provided with a flat-bottom U-shaped groove, the single-shot resistor is arranged in the flat-bottom U-shaped groove, the tail 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 anti-rotation limiting surface, and the trigger anti-rotation limiting surface is matched with a first limiting surface on the fast and slow machines when the trigger is pulled;
the tail part of the single-shot iron resistor is provided with a single-shot iron resistor convex bamboo shoot which is provided with a single-shot iron resistor working surface and a single-shot iron resistor anti-rotation limiting surface, and when a trigger is pulled, the single-shot iron resistor anti-rotation limiting surface is matched with a second limiting surface on the speed machine;
a fast and slow machine positioning handle assembly is also arranged between the trigger and the transmitter base, is arranged on the right side of the trigger, is assembled on the transmitter base together with the trigger and the single resistance iron through a trigger shaft, and is used for matching with a concave positioning conical hole on the fast and slow machine when the fast and slow machine rotates to position the rotating position of the fast and slow machine;
when the safety device is in a safety state, the arc surface of the fast and slow machine limits the trigger convex bamboo shoots and the single-shot stopping iron convex bamboo shoots from entering the trigger abdicating grooves and the single-shot stopping iron abdicating grooves of the fast and slow machine, and the trigger cannot be locked when the trigger is pulled; when the trigger is not released, the speed machine rotates to a safety position direction by a small angle to be limited, the speed machine stops rotating the speed machine, and the speed machine automatically returns to the position under the action of the positioning handle assembly of the speed machine to prevent the trigger from being blocked.
2. A trigger seizure prevention transmitter safety structure as recited in claim 1, wherein: the fast and slow quick-witted location handle subassembly is including location protruding bamboo shoot, handle and stand, the protruding bamboo shoot in location sets up between handle and stand, the protruding bamboo shoot in location is the cylinder of head area sphere circular cone, and when fast and slow machine rotated, the protruding bamboo shoot head in location cooperatees with the spill location circular cone hole in the spacing groove on the fast and slow machine, to fast and slow machine rotational 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, other end butt transmitter frame bottom internal planes, still be equipped with the handle round pin along left right direction on the stand, it is spacing to handle location head axial, press the handle and make the protruding bamboo shoot in location get into or withdraw from the spill location circular cone hole of fast and slow machine, fix a position fast and slow.
3. A trigger seizure prevention transmitter safety structure as recited in claim 1, wherein: be equipped with the trigger spring between trigger and the transmitter frame, the trigger spring housing is located on the trigger boss for the trigger rotation resets, and single hair hinders indisputable middle part along vertical single hair resistance iron spring hole of having seted up, and single hair resistance iron spring arranges this spring downthehole in, one end butt spring hole, and the flat U type bottom of groove of other end butt trigger is used for single hair resistance iron rotation to reset.
4. A trigger seizure prevention transmitter safety structure as recited in claim 1, wherein: two or three concave positioning conical holes are arranged in the speed and speed machine shaft limiting groove, the taper 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.
5. A trigger seizure prevention transmitter safety structure as recited in claim 1, wherein: the clearance between the wall of the trigger abdicating groove on the speed machine and the trigger anti-rotation limiting surface of the trigger convex bamboo shoot, the wall of the single-shot iron-resisting abdicating groove and the single-shot iron-resisting anti-rotation limiting surface of the single-shot iron-resisting convex bamboo shoot is 0.3 mm-0.8 mm.
6. A trigger seizure prevention transmitter safety structure as recited in claim 2, wherein: the cone angle of the spherical cone at the head part of the positioning convex bamboo shoot is 90 degrees, and the cone angle is matched with the concave positioning conical hole of the fast and slow shafts.
7. A trigger seizure prevention transmitter safety structure as recited in claim 1, wherein: and a hole is formed in one end, opposite to the wrench handle, of the speed and speed machine shaft along the axial direction and used for mounting a right wrench handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720853.7U CN210773665U (en) | 2019-10-15 | 2019-10-15 | Transmitter safety structure for preventing trigger from being stuck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720853.7U CN210773665U (en) | 2019-10-15 | 2019-10-15 | Transmitter safety structure for preventing trigger from being stuck |
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| CN210773665U true CN210773665U (en) | 2020-06-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553540A (en) * | 2019-10-15 | 2019-12-10 | 重庆建设工业(集团)有限责任公司 | Transmitter safety structure for preventing trigger from being stuck |
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2019
- 2019-10-15 CN CN201921720853.7U patent/CN210773665U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553540A (en) * | 2019-10-15 | 2019-12-10 | 重庆建设工业(集团)有限责任公司 | Transmitter safety structure for preventing trigger from being stuck |
| CN110553540B (en) * | 2019-10-15 | 2024-04-30 | 重庆建设工业(集团)有限责任公司 | Transmitter insurance structure preventing trigger from being blocked |
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