CN212372114U

CN212372114U - Improved nail gun

Info

Publication number: CN212372114U
Application number: CN202021200634.9U
Authority: CN
Inventors: 强彦青
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-26
Filing date: 2020-06-26
Publication date: 2021-01-19
Anticipated expiration: 2030-06-26

Abstract

The utility model discloses an improved nail gun, which can realize the direct percussion of inserting the muzzle into the keel when shooting nails by changing the muzzle position of the end silencing sleeve into the taper structure; the high-temperature isolating ring can prevent the end part silencing sleeve and the percussion silencing pipe from being locked, so that the percussion silencing pipe is convenient to disassemble; the connecting handle sleeve is provided with a plurality of reinforcing rings, so that the connecting handle sleeve can only axially move and cannot radially shake under the constraint of the reinforcing rings; a transitional chamfer surface is arranged below the blocking ring on the firing pin protective sleeve, and the reinforcing of the blocking ring area is realized through the transitional chamfer surface; the dustproof sleeve is fixed at the right end of the middle connecting sleeve, and a slag discharge gap is reserved, so that slag discharge can be realized and dust can be prevented from entering; the root of the needle head on the integrated firing pin is provided with a conical surface for stress dispersion when local stress is applied, so that the needle head is prevented from being broken.

Description

Improved nail gun

Technical Field

The utility model relates to a ail shooter technical field especially relates to an improved generation nail gun.

Background

It is known, often need adopt the ail shooter to realize the fixed to the wall steel nail in fields such as building, use comparatively extensively at present one kind can independently fire the nail shooting device of wall nail, this kind of device will contain the wall nail of inside blasting medicine and adopt the mode of back end striking to fire and then squeeze into it in the wall, there is the structure complicacy to this kind of ail shooter in current, the assembly spare is many etc. drawback, this applicant is through technological improvement, a novel nail shooting gun of a section has been designed, and carry out patent protection to the improvement part, this kind of novel nail shooting gun will have the nail shooting gun equipment now, the dismantlement speed is slow, the drawback that needs both hands to fire improves, to above technical drawback, the user feedback is good, but, in the use, still there is technical drawback, its embodiment is:

1. the gun head part cannot enter the channel steel keel, and a special gun head needs to be replaced for use, so that inconvenience is brought to a user; 2. the gun head part is of a screwing movable type, and is easy to lock under long-time firing, so that the gun head is difficult to disassemble; 3. shaking exists between the connecting handle sleeve and the silencing pipe connecting sleeve, so that the whole gun body is easy to shake when the gun nail is instantly fired, and the needle head is easy to damage after long-time use; 4. the needle head protective sleeve is a stressed part, and cracks can appear between the blocking ring and the guide groove when the needle head protective sleeve is used for a long time, so that the needle head protective sleeve cannot be used; 5. the external buffer spring area is open, so the device has a complex use environment and is easy to damage under the condition of multiple dust; 6. the needle head is fixed by welding, the stress of the joint is large, and the needle head is easy to break when being stressed instantly; 7. this device does not have the handle, does not have special handle when carrying out short distance operation and uses, and the installation extension rod can't use because of the overlength again.

Disclosure of Invention

An object of the utility model is to provide an improved generation power actuated setting device, through simple structural style, but one-hand operation and easy clearance inside.

In order to realize the purpose, the utility model discloses a technical scheme as follows: an improved nail gun is composed of a main body with a front cover and a back cover,

the basic structure of the nail gun is a novel nail gun with application number of 201921685286.6, the muzzle position of an end silencing sleeve is arranged in a taper structure, the joint of the end silencing sleeve and a firing silencing pipe is provided with a high-temperature blocking ring between the inner side of the right end surface of the end silencing sleeve and the exciting silencing pipe; the outer diameter of the left end face of the connecting handle sleeve is provided with two reinforcing rings, the outer diameter of each reinforcing ring is matched with the inner diameter of the connecting handle sleeve, and the connecting handle sleeve can only axially move and cannot radially shake under the constraint of the reinforcing rings; a transitional chamfer surface is arranged below the blocking ring on the firing pin protective sleeve, and the reinforcing of the blocking ring area is realized through the transitional chamfer surface;

an external thread is arranged on the outer diameter of the right end of the middle connecting sleeve, a dustproof sleeve is fixed on the external thread, and a slag discharge gap is formed between the right end of the dustproof sleeve and the connecting handle sleeve;

when the needle head on the integrated firing pin is fixed, the root of the needle head is provided with a conical surface for stress dispersion when the needle head is subjected to local stress, the needle head is fixed by adopting a stamping mode, and the needle head is extruded by stamping equipment to fix the needle head after the needle head is placed in the integrated firing pin.

The right side of connecting the handle cover be provided with portable handle, the left end screw thread of portable handle be used for with connect the handle cover and be connected, portable handle right-hand member screw thread be used for the reserve of being connected with outside extension rod.

The slag discharge gap is in the range of 1-1.5 mm.

The distance C between the guide groove arranged on the firing pin protective sleeve and the blocking ring is not less than 1 cm.

The utility model has the advantages that: through the design, the utility model changes the muzzle position of the end silencing sleeve into the taper structure, so that the muzzle can be directly inserted into the keel to be directly fired when the nail is shot, and the nail shooting device is suitable for various working environments; the high-temperature isolating ring can prevent the end part silencing sleeve and the percussion silencing pipe from being locked, so that the percussion silencing pipe is convenient to disassemble; the connecting handle sleeve is provided with a plurality of reinforcing rings, so that the connecting handle sleeve can only axially move and cannot radially shake under the constraint of the reinforcing rings; a transitional chamfer surface is arranged below the blocking ring on the firing pin protective sleeve, and the reinforcing of the blocking ring area is realized through the transitional chamfer surface; the dustproof sleeve is fixed at the right end of the middle connecting sleeve, and a slag discharge gap is reserved, so that slag discharge can be realized and dust can be prevented from entering; the root of the needle head on the integrated firing pin is provided with a conical surface for dispersing stress when local stress is applied, so that the needle head is prevented from being broken; the right side of connecting the handle cover is provided with portable handle, and the left end screw thread of portable handle is used for connecting with the connecting handle cover, and portable handle right-hand member screw thread is used for the reserve of being connected with outside extension rod.

Drawings

FIG. 1 is a schematic view of the internal cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the firing pin tube and the firing pin sheath of the present invention;

FIG. 3 is a schematic view of the integrated firing pin according to the present invention;

FIG. 4 is a schematic perspective view of the region A in FIG. 1;

FIG. 5 is a schematic perspective view of the region B in FIG. 1;

reference numerals: 1-end silencing sleeve, 11-taper muzzle, 12-dust-proof sleeve, 13-slag discharge gap, 14-portable handle, 15-internal thread, 16-external thread, 2-percussion silencing tube, 21-high-temperature baffle ring, 4-firing pin protective sleeve, 41-barrier ring, 42-guide groove, 43-transition chamfer surface, 6-integrated firing pin, 61-needle, 62-conical surface, 7-connection handle sleeve, 71-reinforcing ring, 8-middle connecting sleeve and 9-connection handle sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

As shown in fig. 1 and 2, the present invention discloses an improved nail gun, which has a base structure of a new nail gun with application number 201921685286.6. The method comprises the following technical improvements:

the taper muzzle 11 of the end silencing sleeve 1 is designed to be in a taper structure, so that the taper muzzle 11 can be inserted into a keel to be directly fired when a nail is shot, the nail shooting device is suitable for various working environments, and the taper muzzle 11 can be replaced without replacement.

A high-temperature blocking ring 21 is arranged between the inner side of the right end face of the end silencing sleeve 1 and the excitation silencing tube 2 at the joint of the end silencing sleeve 1 and the firing silencing tube 2, and the high-temperature blocking ring is arranged close to the outer wall of the firing silencing tube 2; the high-temperature isolating ring 21 can prevent the end part silencing sleeve 1 and the percussion silencing pipe 2 from being locked, and is convenient to disassemble.

Two reinforcing rings 71 are arranged on the outer diameter of the left end face of the connecting handle sleeve 9, the outer diameter of each reinforcing ring 71 is matched with the inner diameter of the connecting handle sleeve 9, the connecting handle sleeve 9 can only axially move under the constraint of the reinforcing rings 71 and cannot radially shake, and damage to the needle 61 after long-time use is prevented.

A transitional chamfer surface 43 is arranged below the blocking ring 41 on the firing pin protective sleeve 4, and the transitional chamfer surface 43 can be realized through chamfer processing and also can be realized through surfacing welding, so that the area of the blocking ring 41 is reinforced; the distance A between the guide groove 42 and the blocking ring 41 arranged on the firing pin protective sleeve 4 is not less than 1 cm, and the firing pin protective sleeve can be prevented from cracking between the blocking ring and the guide groove due to long-time use on the premise of ensuring the processing thickness of the firing pin protective sleeve 4 through the improvement of the two structures.

An external thread is arranged on the outer diameter of the right end of the middle connecting sleeve 8, a dustproof sleeve 12 is fixed on the external thread, a slag discharge gap 13 is arranged between the right end of the dustproof sleeve 12 and the connecting handle sleeve, and the slag discharge gap 13 is set to be in the range of 1-1.5 mm; above structural arrangement can realize arranging the sediment function, can also prevent that the dust from getting into.

As shown in fig. 3, when the needle 61 of the integrated firing pin is fixed, the root of the needle 61 is provided with a conical surface 62 for stress dispersion when the needle is locally stressed, the needle is fixed by stamping, and the needle is pressed by a stamping device to fix the needle after being placed in the integrated firing pin, so that the needle can be permanently fixed and the conical surface appears at the same time.

Connect handle cover 9 right side be provided with portable handle 14, portable handle 14 left end be used for connecting with connecting handle cover 9 for external screw thread 16 and connect, portable handle 14 right-hand member is the reserve that internal screw thread 15 is used for being connected with outside extension rod, through this kind of structure setting, can hold portable handle 14 when carrying out the short distance operation and directly go on, the accessible installs outside extension rod additional when the long distance is realized and realizes.

Claims

1. An improved nailer, comprising: the muzzle position of the end silencing sleeve is arranged in a taper structure, the joint of the end silencing sleeve and the firing silencing pipe is provided with a high-temperature blocking ring between the inner side of the right end surface of the end silencing sleeve and the excitation silencing pipe; the outer diameter of the left end face of the connecting handle sleeve is provided with two reinforcing rings, the outer diameter of each reinforcing ring is matched with the inner diameter of the connecting handle sleeve, and the connecting handle sleeve can only axially move and cannot radially shake under the constraint of the reinforcing rings; a transitional chamfer surface is arranged below the blocking ring on the firing pin protective sleeve, and the reinforcing of the blocking ring area is realized through the transitional chamfer surface;

when the needle head on the integrated firing pin is fixed, the root of the needle head is provided with a conical surface for dispersing stress when local stress is applied.

2. The improved nailer of claim 1 wherein: the right side of connecting the handle cover be provided with portable handle, the left end screw thread of portable handle be used for with connect the handle cover and be connected, portable handle right-hand member screw thread be used for the reserve of being connected with outside extension rod.

3. The improved nailer of claim 1 wherein: the slag discharge gap is in the range of 1-1.5 mm.

4. The improved nailer of claim 1 wherein: the distance C between the guide groove arranged on the firing pin protective sleeve and the blocking ring is not less than 1 cm.