CN209970638U

CN209970638U - Power adjustable nail tube of nail shooter

Info

Publication number: CN209970638U
Application number: CN201920686942.8U
Authority: CN
Inventors: 陈兴发
Original assignee: YIBIN SIFANG FASTENER MANUFACTURING Co Ltd
Current assignee: YIBIN SIFANG FASTENER MANUFACTURING Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-01-21
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a power adjustable ail shooter nail pipe, including nail pipe body and amortization cover, the nail pipe body is located inside the amortization cover, and the both ends of amortization cover link to each other with the nail pipe body, is provided with between amortization cover and the nail pipe body and adjusts the chamber, be provided with the row who feeds through on the nail pipe body and adjust chamber and nail pipe body hole and press the hole, the amortization is covered and is provided with and adjust the communicating pipe in chamber, be provided with in the pipe with pipe screw-thread fit's regulating part. When penetrating the nail, this internal gaseous accessible of nail pipe is arranged and is pressed the hole and get into the regulation chamber, the utility model discloses a rotatory regulating part can change the length that the regulating part got into the pipe to change the pipe and adjust the total volume in chamber, after the total volume change of pipe and regulation chamber, the gas quantity that can hold also changes, just can change the row's of nail pipe body and press the volume, thereby realize penetrating the regulation of nail power.

Description

Power adjustable nail tube of nail shooter

Technical Field

The utility model relates to a ail shooter field, concretely relates to power adjustable ail shooter nail pipe.

Background

The nail pipe is one of the important parts of ail shooter, and current nail pipe generally is a high strength pipeline, in order to weaken the noise that produces when shooting the nail, can set up amortization cover at the nail pipe outer wall, can refer to the utility model patent that applicant filed in 2018 on 5, 23, with application number 201820770284.6 specifically, the cavity volume is fixed in the nail pipe of this kind of structure, can't adjust the power of shooting the nail when shooting the nail.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a power adjustable ail shooter nail pipe to solve the above-mentioned problem.

The utility model provides a technical scheme that technical problem adopted is: the power-adjustable nail tube of the nail shooter comprises a nail tube body and a silencing cover, wherein the nail tube body is positioned in the silencing cover, two ends of the silencing cover are connected with the nail tube body, an adjusting cavity is arranged between the silencing cover and the nail tube body,

the nail pipe body is provided with a pressure discharge hole for communicating the adjusting cavity with the inner hole of the nail pipe body, the silencing cover is provided with a guide pipe communicated with the adjusting cavity, and the guide pipe is internally provided with an adjusting piece in threaded fit with the guide pipe.

Further, the central line of the guide pipe is superposed with the central line of the pressure discharge hole, and the inner end of the adjusting piece can close the pressure discharge hole.

Further, the regulating part is including adjusting post and seal pin, adjust post and pipe screw-thread fit, the seal pin includes interconnect's connector and round pin body, the diameter of connector is greater than the diameter of round pin body, and the one end of connector and the inner contact of adjusting the post, is provided with compression spring between the other end and the nail pipe body, the round pin body can seal row's pressure hole.

Further, the pressure discharge hole comprises a straight hole section and a cone hole section in a cone frustum shape, and the large end of the cone hole section faces the guide pipe; the inner of regulating part is provided with the end cap of round platform shape, the outer wall of end cap can laminate with the inner wall of taper hole section.

Further, the outer side wall of the nail tube body facing the guide tube is provided with a plane section, and a large-end hole of the taper hole section is located on the plane section.

Further, the outer end of regulating part is provided with the rotating head, the diameter of rotating head is less than the diameter of regulating part, the pipe outer port be provided with pipe screw-thread fit's locking lid, the rotating head runs through the locking lid, and the medial surface of locking lid compresses tightly the ladder face between rotating head and the regulating part.

Further, the outer end face of the rotating head is provided with a rotating groove.

Further, the guide pipe is connected with the silencing cover in a welding mode.

Furthermore, the lateral wall of the silencing cover is provided with a guide pipe installation through hole, the outer wall of the inner end of the guide pipe is provided with an anti-falling boss, and the anti-falling boss is located on the inner side of the installation through hole.

Compared with the prior art, the beneficial effects of the utility model are that: when penetrating the nail, this internal gaseous accessible of nail pipe is arranged and is pressed the hole and get into the regulation chamber, the utility model discloses a rotatory regulating part can change the length that the regulating part got into the pipe to change the pipe and adjust the total volume in chamber, after the total volume change of pipe and regulation chamber, the gas quantity that can hold also changes, just can change the row's of nail pipe body and press the volume, thereby realize penetrating the regulation of nail power.

Drawings

FIG. 1 is a schematic cross-sectional view of the first embodiment;

FIG. 2 is a schematic view of an adjusting member according to the first embodiment;

FIG. 3 is a schematic sectional view of the second embodiment;

FIG. 4 is a schematic view of an adjusting member according to the second embodiment;

FIG. 5 is a schematic view of the body of the nail tube;

fig. 6 is a schematic cross-sectional view of a-a in fig. 5.

Reference numerals: 1-nailing a pipe body; 2-silencing cover; 3-adjusting the cavity; 4, pressure discharge holes; 41-straight hole section; 42-a cone hole section; 5, a conduit; 6, an adjusting part; 61-plug; 62-a regulating column; 63-a connecting head; 64-a pin body; 65-compression spring; 66-a rotating head; 67-rotating trough; 68-a plane section; 601-a mating segment; 602-a screw body; 7-locking cover.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example one

As shown in fig. 1, 2, 5 and 6, the power-adjustable nail tube of the nail shooter of the embodiment comprises a nail tube body 1 and a silencing cover 2, wherein the nail tube body 1 is positioned inside the silencing cover 2, and two ends of the silencing cover 2 are connected with the nail tube body 1, and can be in threaded connection, so that enough connection strength can be ensured. An adjusting cavity 3 is arranged between the silencing cover 2 and the nail tube body 1, a pressure discharge hole 4 for communicating the adjusting cavity 3 with an inner hole of the nail tube body 1 is arranged on the nail tube body 1, a guide pipe 5 communicated with the adjusting cavity 3 is arranged on the silencing cover 2, and an adjusting piece 6 in threaded fit with the guide pipe 5 is arranged in the guide pipe 5.

When shooting the nail, produce high pressure in the nail pipe body 1, promote the high-speed outside flow of air current, through set up the pressure discharge hole 4 on nail pipe body 1, high-pressure air current then can get into through pressure discharge hole 4 and adjust chamber 3 to reduce the power of shooting the nail. The volume of the adjusting cavity 3 is related to the power of shooting the nail, the larger the volume of the adjusting cavity 3 is, the more the airflow entering the adjusting cavity 3 through the pressure discharge hole 4 is, the smaller the power of shooting the nail is, on the contrary, the smaller the volume of the adjusting cavity 3 is, the less the airflow entering the adjusting cavity 3 through the pressure discharge hole 4 is, the larger the power of shooting the nail is, therefore, the power of shooting the nail can be adjusted by adjusting the volume of the adjusting cavity 3. In order to realize the function, the noise reduction cover 2 is provided with the guide pipe 5 communicated with the adjusting cavity 3, the guide pipe 5 is a pipeline with enough strength, specifically a steel pipe, and the inner hole of the guide pipe 5 is communicated with the adjusting cavity 3, so that the total volume of the inner hole of the guide pipe 5 and the adjusting cavity 3 influences the power of the nail shooting. Through set up regulating part 6 in pipe 5, and regulating part 6 and pipe 5 screw-thread fit, when rotatory regulating part 6, can make regulating part 6 remove in pipe 5 or pipe 5 outside to change the total volume of 5 holes in the pipe and regulation chamber 3, realize penetrating the regulation of nail power.

The adjusting member 6 can be a stud or the like, preferably, the adjusting member 6 of the present embodiment employs an adjusting screw, the adjusting screw includes a fitting section 601, a rotating head 66 and a screw body 602, the fitting section 601, the rotating head 66 and the screw body 602 are integrally formed, an outer wall of the fitting section 601 is provided with a thread for being in threaded fit with an inner wall of the conduit 5, and the rotating head 66 is used for driving the rotating head 66 to rotate, so as to drive the whole adjusting member 6 to move along the axial direction of the conduit 5. In order to rotate the rotary head 66 with a tool such as a screwdriver, a wrench, etc. to save labor, the outer end surface of the rotary head 66 is provided with a rotary groove 67, and the rotary groove 67 may be a rectangular groove radially penetrating the rotary head 66, or an inner hexagonal groove, a cross groove, etc.

The pressure discharge hole 4 can be arranged at any position of the nail tube body 1, as long as the air flow inside the nail tube body 1 can enter the adjusting cavity 3, in order to ensure that the device has a large adjusting range, the central line of the conduit 5 coincides with the central line of the pressure discharge hole 4, and the inner end of the adjusting piece 6 can seal the pressure discharge hole 4. Because the central line of the conduit 5 is coincident with the central line of the pressure discharge hole 4, the central line of the adjusting piece 6 is also coincident with the central line of the pressure discharge hole 4, the adjusting piece 6 has the function of blocking the gas flow, the smaller the distance from the screw body 602 of the adjusting piece 6 to the pressure discharge hole 4 is, the stronger the blocking function is, meanwhile, the smaller the volume of the adjusting cavity 3 is, the less the gas is discharged into the adjusting cavity 3 through the pressure discharge hole 4 is, and the greater the power of nail shooting is. When the screw body 602 of the adjusting piece 6 closes the pressure discharge hole 4, the air flow in the nail tube body 1 can not enter the adjusting cavity 3, and the nail shooting power is maximized.

In order to enable the adjusting piece 6 to seal the pressure discharge hole 4, the pressure discharge hole 4 can be provided as a taper hole, and the end of the screw body 602 is also provided with a taper matched with the taper hole; in addition, the outer end hole of the pressure discharge hole 4 can also be set to be a spherical surface, and the end of the screw body 602 is set to be a hemispherical shape, so that the pressure discharge hole 4 can be blocked after the inner end of the adjusting piece 6 enters the outer end hole of the pressure discharge hole 4. As a preferred technical scheme:

the pressure discharge hole 4 comprises a straight hole section 41 and a cone hole section 42 in a circular truncated cone shape, and the large end of the cone hole section 42 faces the conduit 5; the end of the screw body 602 is provided with a truncated cone shaped plug 61, and the outer wall of the plug 61 can be attached to the inner wall of the taper hole section 42. After the plug 61 of the screw body 602 enters the taper hole section 42, the taper hole section 42 can be closed, the straight hole section 41 is blocked, the air flow inside the nail tube body 1 is prevented from leaking, and the power of shooting the nail is maximized.

In order to ensure the sealing effect between the plug 61 and the conical hole section 42, the outer side wall of the nail tube body 1 facing the guide tube 5 is provided with a plane section 68, and the large end opening of the conical hole section 42 is located on the plane section 68.

The diameter of rotating head 66 is less than the diameter of cooperation section 601, 5 outer ports of pipe are provided with and cover 7 with 5 screw-thread fit's of pipe locking, and the center of locking lid 7 is provided with the through-hole, and the through-hole diameter is greater than the diameter of rotating head 66, is less than the diameter of cooperation section 601, rotating head 66 passes the through-hole to run through locking lid 7, and the medial surface of locking lid 7 compresses tightly the ladder face between rotating head 66 and the cooperation section 601, and the medial surface of locking lid 7 compresses tightly the outer end terminal surface of cooperation section 601 promptly. Because the impact force generated during nail shooting is very large, in order to prevent the connection failure caused by the fact that the strong impact force damages the threads between the adjusting part 6 and the guide pipe 5, the locking cover 7 is additionally arranged at the outer port of the guide pipe 5, and the locking cover 7 is utilized to tightly press the matching section 601, so that the stability of the adjusting part 6 is ensured.

The guide pipe 5 is welded with the silencing cover 2, so that the connection strength can be ensured. In order to prevent the connecting weld joint between the guide pipe 5 and the silencing cover 2 from being broken by strong impact force to cause the guide pipe 5 to be separated from the silencing cover 2, the side wall of the silencing cover 2 is provided with a guide pipe mounting through hole, the outer wall of the inner end of the guide pipe 5 is provided with a falling-off preventing boss 51, and the falling-off preventing boss 51 is positioned on the inner side of the mounting through hole. The outer diameter of the anti-drop boss 51 is larger than the diameter of the mounting through hole, hooks the inner side wall of the silencing cover 2, and can prevent the guide pipe 5 from separating from the silencing cover 2, so that the guide pipe 5 is kept stable.

Example two

As shown in fig. 3, 4, 5 and 6, the power-adjustable nail tube of the nail shooter of the embodiment comprises a nail tube body 1 and a silencing cover 2, wherein the nail tube body 1 is positioned inside the silencing cover 2, two ends of the silencing cover 2 are connected with the nail tube body 1, and an adjusting cavity 3 is arranged between the silencing cover 2 and the nail tube body 1. The nail tube body 1 is provided with a pressure discharge hole 4 for communicating the adjusting cavity 3 with an inner hole of the nail tube body 1, the silencing cover 2 is provided with a conduit 5 communicated with the adjusting cavity 3, and the conduit 5 is internally provided with an adjusting piece 6 in threaded fit with the conduit 5. When the adjusting piece 6 is rotated, the adjusting piece 6 can move towards the inside of the guide pipe 5 or the outside of the guide pipe 5, so that the total volume of the inner hole of the guide pipe 5 and the adjusting cavity 3 is changed, and the power of the nail shooting is adjusted.

In order to ensure that the device has a large adjusting range, the central line of the guide pipe 5 is coincided with the central line of the pressure discharge hole 4, and the inner end of the adjusting piece 6 can close the pressure discharge hole 4.

The regulating part 6 of this embodiment is including adjusting post 62 and seal pin, adjust post 62 and pipe 5 screw-thread fit, the seal pin includes interconnect's connector 63 and round pin body 64, the diameter of connector 63 is greater than the diameter of round pin body 64, and the one end of connector 63 and the inner contact of adjusting post 62, is provided with compression spring 65 between the other end and the nail pipe body 1, round pin body 64 can seal row pressure hole 4. The compression spring 65 is always in a compressed state, the seal pin can be in close contact with the inner end surface of the adjusting column 62 under the elastic force of the compression spring 65, and when the adjusting column 62 is rotated to move the adjusting column 62, the seal pin can move synchronously with the adjusting column 62.

The pressure discharge hole 4 comprises a straight hole section 41 and a cone hole section 42 in a circular truncated cone shape, and the large end of the cone hole section 42 faces the conduit 5; the end of the pin body 64 is provided with a circular truncated cone shaped plug 61, and the outer wall of the plug 61 can be attached to the inner wall of the taper hole section 42. After the plug 61 enters the taper hole section 42, the taper hole section 42 can be closed, the straight hole section 41 is plugged, air flow leakage inside the nail tube body 1 is avoided, and the nail shooting power is maximized.

In order to improve regulating part 6 and pipe 5's stability, prevent to penetrate the powerful impact that the nail produced and dash and take off regulating part 6 and pipe 5, the outer end of adjusting post 62 is provided with rotating head 66, the diameter of rotating head 66 is less than the diameter of adjusting post 62, pipe 5 outer port be provided with pipe 5 screw-thread fit's locking lid 7, rotating head 66 runs through locking lid 7, and the medial surface of locking lid 7 compresses tightly the ladder face between rotating head 66 and the regulation post 62, and the medial surface of locking lid 7 compresses tightly the outer terminal surface of adjusting post 62 promptly. The guide pipe 5 is connected with the silencing cover 2 in a welding mode. The lateral wall of amortization cover 2 is provided with pipe installation through-hole, the inner outer wall of pipe 5 is provided with anticreep boss 51, anticreep boss 51 is located the inboard of installation through-hole.

The outer end face of swivel head 66 is provided with swivel groove 67, and swivel groove 67 can be the rectangular channel that radially runs through swivel head 66, also can be interior hexagonal groove, cross groove etc. when rotatory swivel head 66, can insert swivel groove 67 with instruments such as screwdriver, interior hexagonal spanner, then drive swivel groove 67 and rotate, and the operation is more laborsaving.

Claims

1. The power-adjustable nail tube of the nail shooter comprises a nail tube body (1) and a silencing cover (2), wherein the nail tube body (1) is positioned inside the silencing cover (2), two ends of the silencing cover (2) are connected with the nail tube body (1), an adjusting cavity (3) is arranged between the silencing cover (2) and the nail tube body (1), and the power-adjustable nail shooter is characterized in that,

the nail pipe is characterized in that a pressure discharge hole (4) communicated with an adjusting cavity (3) and an inner hole of the nail pipe body (1) is formed in the nail pipe body (1), a guide pipe (5) communicated with the adjusting cavity (3) is arranged on the silencing cover (2), and an adjusting piece (6) in threaded fit with the guide pipe (5) is arranged in the guide pipe (5).

2. A power adjustable nailer tube according to claim 1 wherein the centre line of said conduit (5) coincides with the centre line of the vent (4) and the inner end of the adjustment member (6) is capable of closing the vent (4).

3. The power-adjustable nailing device nail pipe according to claim 2, characterized in that the adjusting piece (6) comprises an adjusting column (62) and a sealing pin, the adjusting column (62) is in threaded fit with the guide pipe (5), the sealing pin comprises a connecting head (63) and a pin body (64) which are connected with each other, the diameter of the connecting head (63) is larger than that of the pin body (64), one end of the connecting head (63) is in contact with the inner end of the adjusting column (62), a compression spring (65) is arranged between the other end of the connecting head and the nail pipe body (1), and the pin body (64) can seal the pressure discharge hole (4).

4. A power adjustable nailer tube according to claim 2 or 3, wherein said row of pressure holes (4) includes a straight hole section (41) and a cone hole section (42) in a cone frustum shape, the big end of said cone hole section (42) faces the conduit (5); the inner end of the adjusting piece (6) is provided with a circular truncated cone-shaped plug (61), and the outer wall of the plug (61) can be attached to the inner wall of the taper hole section (42).

5. A power adjustable nailer tube according to claim 4, characterized in that the outer side wall of said tube body (1) facing the conduit (5) is provided with a plane section (68), the big end orifice of said taper hole section (42) is located on the plane section (68).

6. The power-adjustable nailing device nail pipe according to claim 1, 2 or 3, characterized in that the outer end of the adjusting piece (6) is provided with a rotating head (66), the diameter of the rotating head (66) is smaller than that of the adjusting piece (6), the outer port of the conduit (5) is provided with a locking cover (7) in threaded fit with the conduit (5), the rotating head (66) penetrates through the locking cover (7), and the inner side surface of the locking cover (7) presses the stepped surface between the rotating head (66) and the adjusting piece (6).

7. A power adjustable nailer tube according to claim 6 wherein the outer end face of said swivel head (66) is provided with a swivel groove (67).

8. A power adjustable nailer tube according to claim 1 wherein said conduit (5) is welded to the noise dampening shroud (2).

9. The power-adjustable nailer nail tube according to claim 8, wherein a guide tube mounting through hole is formed in the side wall of the silencing cover (2), a retaining boss (51) is arranged on the outer wall of the inner end of the guide tube (5), and the retaining boss (51) is located on the inner side of the mounting through hole.