CN209954611U - Novel piston rod resetting mechanism of anti-remaking nail shooter - Google Patents
Novel piston rod resetting mechanism of anti-remaking nail shooter Download PDFInfo
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- CN209954611U CN209954611U CN201920850856.6U CN201920850856U CN209954611U CN 209954611 U CN209954611 U CN 209954611U CN 201920850856 U CN201920850856 U CN 201920850856U CN 209954611 U CN209954611 U CN 209954611U
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- piston rod
- piston cylinder
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- nail
- outer sleeve
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Abstract
The utility model discloses a novel piston rod resetting mechanism of a reforming-proof nail shooter, which relates to the field of nail shooters and comprises an outer sleeve and a launching mechanism movably connected in the outer sleeve; the launching mechanism comprises a piston cylinder and a piston rod arranged in the piston cylinder, a guide groove is formed in the piston cylinder, and a rotation stopping groove is formed in the outer sleeve; still seted up the pilot hole on the piston rod, the downthehole elastic component and the round pin that resets of installing of pilot hole, and the elastic component is located the pilot hole bottom, and the head of the round pin that resets runs through the guide way and supports to establish in the groove that splines. The utility model discloses not only realize the piston rod and reset and prevent the mesh of launching mechanism gliding, and make assembly, maintenance simple and convenient more, prevent to make piston rod canceling release mechanical system card die because of the misloading.
Description
Technical Field
The utility model relates to a ail shooter field particularly, relates to a prevent reforming transform novel piston rod canceling release mechanical system of ail shooter.
Background
In recent years, with the continuous implementation of the policy of returning to agricultural land, the ecological environment is gradually improved, and the number of wild animals is increasing. This has brought some attentions to the minds, staring at the nail shooter to modify it into a hunting rifle for hunting activities; moreover, the modified nail shooter is used for illegal criminal activities, which brings great harm to the nation and people and also brings great crisis to the survival and development of the nail shooter industry.
At present, the resetting mechanisms of piston rods of domestic anti-remaking nail shooters adopt that a resetting pin is arranged on the big head of the piston rod, and the rear part of a piston cylinder is sleeved with an elastic piston ring, so that the nail shooter can effectively prevent the shooting mechanism from sliding downwards in the construction process; however, the piston rod resetting mechanism has the problems of difficult assembly and inconvenient maintenance at present, and is easy to cause blockage when the piston rod resetting mechanism is wrongly assembled, so that a plurality of quality problems of the assembled and molded nail shooter occur.
Disclosure of Invention
An object of the utility model is to provide a prevent reforming transform novel piston rod canceling release mechanical system of ail shooter to solve above-mentioned problem.
For realizing the purpose of the utility model, the technical proposal adopted is that: a novel piston rod resetting mechanism of a nail shooter for preventing alteration comprises an outer sleeve and a launching mechanism movably connected in the outer sleeve; the launching mechanism comprises a piston cylinder and a piston rod arranged in the piston cylinder, a guide groove is formed in the piston cylinder, and a rotation stopping groove is formed in the outer sleeve; still seted up the pilot hole on the piston rod, the downthehole elastic component and the round pin that resets of installing of pilot hole, and the elastic component is located the pilot hole bottom, and the head of the round pin that resets runs through the guide way and supports to establish in the groove that splines.
Further, the elastic piece is a lining spring; the pin that resets is the step axle form, and the upper end cover of elastic component is established on the tip of pin that resets.
Furthermore, the big end of the reset pin is in a spherical crown shape, and the hole bottom of the assembly hole is also provided with a dodging hole matched with the small end of the reset pin.
Furthermore, the front end of the outer sleeve is also provided with a reset ring, the reset ring is inserted into the outer sleeve or sleeved on the outer sleeve, and the reset ring is in threaded connection with the outer sleeve; and the outer surface of the reset ring is provided with reticulate patterns or straight patterns.
Furthermore, the piston cylinder is a step shaft, the large shaft end of the piston cylinder is matched with the inner diameter of the outer sleeve, and the small shaft end of the piston cylinder is matched with the inner diameter of the reset ring.
Furthermore, the tail end of the piston cylinder is connected with a piston cylinder body.
Furthermore, a limiting inner ring for preventing the piston rod from being taken out from the front end of the piston cylinder is further arranged on the inner wall of the piston cylinder.
Furthermore, the front end of the piston cylinder is also provided with a nail pipe, and a brake ring is arranged between the piston cylinder and the nail pipe.
Furthermore, the front end of the piston cylinder is provided with an internal thread, the nail pipe is further provided with an external thread meshed with the internal thread, and the brake is slowly pressed between the limit inner ring and the nail pipe.
Furthermore, a limiting outer ring is further installed on the nail tube, and the front end of the piston cylinder is abutted against the limiting outer ring.
The utility model has the advantages that,
through improving current piston rod resetting means, cancelled the elasticity piston ring on the former piston cylinder, adopted and seted up the pilot hole on the piston rod to at the downthehole elastic component of installation and the round pin that resets, the spring action through the elastic component is on the round pin that resets, not only realizes that the piston rod resets and prevents the mesh that launching mechanism slided, and makes assembly, maintenance more simple and convenient, prevents to make piston rod canceling release mechanical system card die because of the misloading.
Drawings
FIG. 1 is a structural diagram of a novel piston rod resetting mechanism of the anti-remaking nail shooter provided by the utility model;
FIG. 2 is a partial view of the outer cover of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a block diagram of the piston cylinder of FIG. 1;
FIG. 5 is a block diagram of the firing mechanism of FIG. 1;
fig. 6 is an assembled structural view of the return pin of fig. 5;
FIG. 7 is a block diagram of the piston rod of FIG. 5;
FIG. 8 is a partial view of the outer jacket in embodiment 2;
reference numbers and corresponding part names in the drawings:
1. the elastic component comprises a nail pipe, 2, a brake ring, 3, a piston cylinder, 4, a cartridge chamber body, 5, a piston rod, 6, an outer sleeve, 7, a rotation stopping groove, 8, a reset ring, 9, a guide groove, 10, a reset pin, 11, an elastic component, 12, an assembly hole, 13, a avoiding hole, 14, a limiting inner ring, 15 and a limiting outer ring.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 7, the novel piston rod resetting mechanism of the alteration-proof nail shooter provided by the embodiment comprises an outer sleeve 6 and a launching mechanism movably connected in the outer sleeve 6; the launching mechanism comprises a piston cylinder 3 and a piston rod 5 arranged in the piston cylinder 3, a guide groove 9 is formed in the piston cylinder 3, and a rotation stopping groove 7 is formed in an outer sleeve 6; still seted up pilot hole 12 on the piston rod 5, installed elastic component 11 and reset pin 10 in the pilot hole 12, and elastic component 11 is located pilot hole 12 hole bottoms, and the head of reset pin 10 runs through guide way 9 and supports and establish in groove 7 that splines.
The launching mechanism is movably inserted at the front end of the outer sleeve 6, so that the launching mechanism can slide in the outer sleeve 6; specifically, the piston cylinder 3 is movably inserted at the front end of the outer sleeve 6, and the piston rod 5 can slide in the piston cylinder 3; the guide groove 9 is a through hole, so that the guide groove 9 is in a long waist hole shape, and the length direction of the guide groove 9 is consistent with the length direction of the piston cylinder 3; the rotation stopping groove 7 is positioned on the inner wall of the outer sleeve 6, and the length direction of the rotation stopping groove 7 is consistent with the axial direction of the outer sleeve 6; the rotation stopping groove 7 is a rectangular groove, the central axis of the rotation stopping groove 7 and the central axis of the guide groove 9 are on the same vertical plane, and the width of the rotation stopping groove 7 is matched with that of the guide groove 9.
The assembly hole 12 is a circular hole, the central axis of the assembly hole 12 and the diameter of the piston rod 5 are on the same straight line, the central axis of the assembly hole 12, the central axis of the rotation stopping groove 7 and the central axis of the guide groove 9 are on the same vertical plane, and the diameter of the assembly hole 12 is matched with the width of the guide groove 9; the elastic piece 11 has elasticity, and the head of the reset pin 10 can penetrate through the guide hole and tightly abut against the rotation stopping groove 7 through the elasticity of the elastic piece 11, so that the piston rod 5 and the piston cylinder 3 can be effectively prevented from rotating, and the piston cylinder 3 can move more conveniently; simultaneously, in the assembling process, through applying a pressure to the round pin that resets 10, make elastic component 11 compressed, can not only prevent the beginning of round pin 10, piston rod 5, the piston cylinder 3 that resets, make the utility model discloses an assembly is convenient more fast with the dismantlement.
The elastic part 11 is a lining spring; the reset pin 10 is in a step shaft shape, and the upper end of the elastic part 11 is sleeved on the small end of the reset pin 10. The diameter of the large end of the reset pin 10 is matched with the inner diameter of the assembly hole 12, and the large end of the reset pin 10 is in clearance fit with the assembly hole 12, so that when the reset pin 10 is stressed, the reset pin 10 can transmit the stress to the elastic piece 11, the elastic piece 11 is compressed, and the reset pin 10 is retracted into the assembly hole 12; when the reset pin 10 loses pressure, the elastic member 11 pushes the reset pin 10 to move through its own elastic force, so that the head of the reset pin 10 extends out of the assembly hole 12; elastic component 11 still can adopt the rubber elasticity seat to replace, and when elastic component 11 was the rubber seat, set up the hole that corresponds with the round pin 10 tip that resets on the rubber seat, made the round pin 10 that resets in the installation, the tip that resets 10 is directly inserted and is established downtheholely to the realization is to the installation of the round pin 10 that resets. The elastic member 11 may be replaced with other extension springs.
The big end of the reset pin 10 is in a spherical crown shape, and the bottom of the assembly hole 12 is also provided with an avoidance hole 13 matched with the small end of the reset pin 10; the large end of the reset pin 10 is spherical, so that when the launching mechanism moves in the sleeve, the reset pin 10 moves along the rotation stopping groove 7, the reset pin 10 is more convenient to match with the rotation stopping groove 7, the friction between the head of the reset pin 10 and the outer sleeve 6 is reduced, and the damage to the reset pin 10 and the outer sleeve 6 is reduced; dodge hole 13 and the tip clearance fit of pin 10 that resets, make the pin 10 that resets receive pressure when taking in pilot hole 12 in, reset pin 10's tip can disect insertion dodge hole 13, conveniently with pin 10 that resets take in completely to pilot hole 12 in.
The front end of the outer sleeve 6 is also provided with a reset ring 8, the reset ring 8 is inserted in the outer sleeve 6, the reset ring 8 is in threaded connection with the outer sleeve 6, and the outer surface of the reset ring 8 is provided with reticulate patterns or straight patterns; specifically, the outer surface of the reset ring is step-shaped, the interior of the reset ring 8 is hollow, and the inner diameter of the reset ring 8 is smaller than that of the outer sleeve 6; the small-diameter end of the reset ring 8 is inserted into the outer sleeve 6, and the front end of the outer sleeve 6 is fixedly connected with the small-diameter end of the reset ring 8 through threads, so that the reset ring 8 is more convenient to assemble; the terminal surface of 6 front ends of overcoat and the terminal surface of 8 big footpaths ends of reset ring support tight fit, make reset ring 8 and 6 locking fixings of overcoat, and reticulation or straight line all are located the outer wall of 8 big footpaths ends of reset ring.
The piston cylinder 3 is a step shaft, the large shaft end of the piston cylinder 3 is matched with the inner diameter of the outer sleeve 6, and the small shaft end of the piston cylinder 3 is matched with the inner diameter of the reset ring 8; the diameter of 3 big axle heads of piston cylinder and 6 internal diameter clearance fits of overcoat, the diameter and the 8 internal diameter clearance fits of reset ring of the little periphery end of piston cylinder 3, not only make the removal of piston cylinder 3 in overcoat 6 more convenient, and make piston cylinder 3 when moving forward, through the cooperation of 3 big axle heads of piston cylinder and reset ring 8, make reset ring 8 can effectively carry on spacingly to the removal of piston cylinder 3, prevent effectively that piston cylinder 3 from breaking away from in overcoat 6.
The piston cylinder 3 tail end is connected with the cartridge body 4, and specifically, the cartridge body 4 is fixedly installed at the rear end of the piston through threads. The inner wall of the piston cylinder 3 is also provided with a limit inner ring 14 for preventing the piston rod 5 from being taken out of the front end of the piston cylinder 3; the limiting inner ring 14 and the piston cylinder 3 are integrally arranged, the limiting inner ring 14 is located at the front end of the piston cylinder 3, and the inner diameter of the limiting inner ring 14 is smaller than the diameter of the head of the piston rod 5, so that the limiting inner ring 14 can effectively limit the piston rod 5, the piston rod 5 is prevented from falling off from the front end of the piston cylinder 3 in the moving process of the piston rod 5, and the piston rod 5 can be conveniently and effectively moved in the piston cylinder 3.
The front end of the piston cylinder 3 is also provided with a nail tube 1, and a brake ring 2 is arranged between the piston cylinder 3 and the nail tube 1; the nail tube 1 is fixedly connected with the front end of the piston cylinder 3 through threads, so that the nail tube 1 is more convenient to mount and dismount; the brake ring 2 is arranged in the piston cylinder 3, the inner diameter of the brake ring 2 is in clearance fit with the tail part of the piston rod 5, and the tail part of the piston rod 5 can smoothly pass through the brake ring 2 after passing through the limiting ring in the process that the piston rod 5 moves in the piston cylinder 3.
The front end of the piston cylinder 3 is provided with an internal thread, the nail tube 1 is also provided with an external thread meshed with the internal thread, and the brake is slowly pressed between the limit inner ring 14 and the nail tube 1; one end of the brake ring 2 is fixedly pressed with the rear end of the nail tube 1, and the other end of the brake ring 2 is fixedly pressed with the limiting inner ring 14, so that the brake ring 2 is tightly pressed between the nail tube 1 and the limiting inner ring 14, and the brake ring 2 is fixedly installed after the nail tube 1 is fixedly installed, and the installation of the brake ring 2 is more convenient; the rear end of the nail tube 1 is inserted in the piston cylinder 3, and the nail tube 1 is more convenient to mount and dismount through the matching of the internal thread and the external thread.
Still install spacing outer loop 15 on the nail pipe 1, and the front end of piston cylinder 3 is supported with spacing outer loop 15 and is drawn together, makes nail pipe 1 install behind piston cylinder 3, and spacing outer loop 15 supports tightly with the piston cylinder 3 front end, makes the installation of nail pipe 1 more firm.
When the nail shooting device is used, after the nail shooting device is shot, the nail tube 1 is manually pulled to enable the nail shooting device launching mechanism to move forwards along the rotation stopping groove 7 of the inner hole of the outer sleeve 6, and when the reset pin 10 in the nail shooting device launching mechanism is contacted with the end face of the reset ring 8, the piston rod 5 is limited to move forwards continuously along with the launching mechanism, so that the piston rod 5 moves backwards relative to the piston cylinder 3, and the aim of resetting the piston rod 5 is fulfilled.
Piston rod 5 resets the back, and the manual work promotes nail pipe 1 and makes ail shooter emission mechanism move backward, through the elasticity of elastic component 11 self, makes the round pin 10 that resets support tightly in spline 7, makes the round pin 10 that resets and 6 locking of overcoat, can not only reach the purpose that prevents ail shooter emission mechanism gliding downwards, and makes the utility model discloses an it is more convenient in the assembling process, effectively prevent to lead to the dead condition of card to appear because of the misloading.
Example 2
As shown in fig. 8, the present embodiment 2 is different from embodiment 1 in that:
the embodiment 2 provides a novel piston rod resetting mechanism of a reforming-resistant nail shooter, wherein a resetting ring 8 is sleeved on an outer sleeve 6; the reset ring 8 is annular, straight grains or reticulate patterns are distributed on the outer wall of the reset ring 8, and the inner diameter of the reset ring 8 is smaller than that of the outer sleeve 6; an annular groove is further formed in the inner wall of the reset ring 8, and an internal thread is formed in the annular groove; set up on the outer wall of 6 front ends of overcoat with interior screw-thread fit's external screw thread, through the cooperation of internal thread and external screw thread, realize the fixed connection between reset ring 8 and the overcoat 6, make the installation and the dismantlement of reset ring 8 more convenient.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A novel piston rod resetting mechanism of a nail shooter for preventing alteration is characterized by comprising an outer sleeve (6) and a launching mechanism movably connected in the outer sleeve (6); the launching mechanism comprises a piston cylinder (3) and a piston rod (5) arranged in the piston cylinder (3), a guide groove (9) is formed in the piston cylinder (3), and a rotation stopping groove (7) is formed in an outer sleeve (6); still seted up pilot hole (12) on piston rod (5), installed elastic component (11) and reset round pin (10) in pilot hole (12), and elastic component (11) are located pilot hole (12) hole bottom, and the head of reset round pin (10) runs through guide way (9) and supports and establish in groove (7) that ends.
2. The novel piston rod resetting mechanism of the alteration-proof nail shooter as recited in claim 1, characterized in that the elastic member (11) is a lining spring; the reset pin (10) is in a step shaft shape, and the upper end of the elastic piece (11) is sleeved on the small end of the reset pin (10).
3. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 1 or 2, characterized in that the large end of the resetting pin (10) is in the shape of a spherical crown, and the bottom of the assembly hole (12) is further provided with an avoiding hole (13) matched with the small end of the resetting pin (10).
4. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 1, characterized in that the front end of the outer sleeve (6) is further provided with a resetting ring (8), the resetting ring (8) is inserted into the outer sleeve (6) or the resetting ring (8) is sleeved on the outer sleeve (6), and the resetting ring (8) is in threaded connection with the outer sleeve (6); the outer surface of the reset ring (8) is provided with reticulate patterns or straight patterns.
5. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 4, characterized in that the piston cylinder (3) is a stepped shaft, the large shaft end of the piston cylinder (3) is matched with the inner diameter of the outer sleeve (6), and the small shaft end of the piston cylinder (3) is matched with the inner diameter of the resetting ring (8).
6. The novel piston rod resetting mechanism of the alteration-proof nail shooter as claimed in claim 1, characterized in that the tail end of the piston cylinder (3) is connected with a bullet chamber body (4).
7. The novel piston rod resetting mechanism of the anti-remaking nail shooter is characterized in that a limiting inner ring (14) for preventing the piston rod (5) from being taken out of the front end of the piston cylinder (3) is further installed on the inner wall of the piston cylinder (3).
8. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 7 is characterized in that the nail tube (1) is further installed at the front end of the piston cylinder (3), and a braking ring (2) is arranged between the piston cylinder (3) and the nail tube (1).
9. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 8, characterized in that the front end of the piston cylinder (3) is provided with an internal thread, the nail tube (1) is further provided with an external thread engaged with the internal thread, and the brake is slowly pressed between the limit inner ring (14) and the nail tube (1).
10. The novel piston rod resetting mechanism of the anti-remaking nail shooter as claimed in claim 8 or 9, characterized in that the nail tube (1) is further provided with a limit outer ring (15), and the front end of the piston cylinder (3) is abutted against the limit outer ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850856.6U CN209954611U (en) | 2019-06-06 | 2019-06-06 | Novel piston rod resetting mechanism of anti-remaking nail shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850856.6U CN209954611U (en) | 2019-06-06 | 2019-06-06 | Novel piston rod resetting mechanism of anti-remaking nail shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209954611U true CN209954611U (en) | 2020-01-17 |
Family
ID=69247330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920850856.6U Active CN209954611U (en) | 2019-06-06 | 2019-06-06 | Novel piston rod resetting mechanism of anti-remaking nail shooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209954611U (en) |
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2019
- 2019-06-06 CN CN201920850856.6U patent/CN209954611U/en active Active
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