CN211615481U - Fastening tool for automatically discharging slag - Google Patents

Abstract

The utility model discloses a fastening tool for automatically discharging slag, which comprises a nail tube, a nail tube sleeve, a firing pin seat and a silencing cover, wherein the nail tube is provided with a silencing hole, a first limit ring platform and a second limit ring platform, and the silencing cover is sleeved on the nail tube through the first limit ring platform and the second limit ring platform and forms a first silencing chamber; one end of the firing pin is fixedly connected with the firing pin seat, and the other end of the firing pin is movably arranged in the nail tube; one end of the nail pipe sleeve is movably sleeved on the pin striking base, the other end of the nail pipe sleeve is fixedly connected with the silencing cover and the second limiting ring table respectively, and a second silencing chamber communicated with the first silencing chamber is formed between the nail pipe sleeve and the pin striking; a third silencing chamber is arranged in the striker base, one end of the third silencing chamber is communicated with the second silencing chamber, and the other end of the third silencing chamber is provided with a discharge channel. The utility model discloses can be under the effect of the air current that the explosion produced with the residue in the amortization chamber from the rear end discharge, avoid the residue to pile up in the amortization chamber, kept the stability of noise cancelling effect.

Description

Fastening tool for automatically discharging slag

Technical Field

The utility model relates to a ail shooter technical field especially relates to an automatic fastening tool who arranges sediment.

Background

When the axial nail shooter is used, the firing pin rapidly moves forwards in the firing pin sleeve, the tip part of the firing pin strikes the tail part of the integrated nail shooting bullet, so that the integrated nail shooting bullet explodes in the nail tube, and the generated gas pushes the shooting nail to rapidly enter the basal body at the front end, thereby completing the nail shooting process. With the development of the nail shooter technology, the axial nail shooter has various advantages, so that the application of the axial nail shooter has wider and wider space.

The prior art with Chinese patent publication No. CN207682328U discloses a firing spring-free nail shooter in 2018, 8.3.8.A firing spring-free nail shooter comprises a nail tube, a nail tube fixing sleeve, a nail tube pressure spring, a firing pin and a firing pin seat, wherein one end of the nail tube fixing sleeve is fixedly sleeved on the nail tube, and the other end of the nail tube fixing sleeve is movably sleeved on the firing pin seat; one end of the firing pin is fixed on the firing pin seat, and the other end of the firing pin is positioned in the nail tube; one end of the nail tube pressure spring is sleeved on the nail tube, and the other end of the nail tube pressure spring is sleeved on the firing pin. The technology can simplify the firing process and improve the firing efficiency, and also makes the shell withdrawing of the cartridge case easier. However, in the practical application process, as the silencing chamber is communicated with the inside of the nail tube through the silencing hole, gunpowder residues can also enter the silencing chamber through the silencing hole when the nail tube is fired, more residues can be accumulated in the silencing chamber after the nail tube is used for a certain time, so that the space in the silencing chamber is reduced, and the noise is increased. And the silencing cover and the nail pipe need to be detached for cleaning, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide an automatic fastening tool who arranges sediment, the utility model discloses can discharge the residue in the amortization room from fastening tool's rear end under the effect of the air current that the explosion produced, avoid the residue to pile up in the amortization room, kept the stability of noise cancelling effect.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides an automatic fastening tool of row's sediment which characterized in that: the nail tube is provided with a silencing hole, a first limiting ring table and a second limiting ring table, and the silencing cover is sleeved on the nail tube through the first limiting ring table and the second limiting ring table and forms a first silencing chamber communicated with the silencing hole; one end of the firing pin is fixedly connected with the firing pin seat, and the other end of the firing pin is movably arranged in the nail tube; one end of the nail pipe sleeve is movably sleeved on the pin striking base, the other end of the nail pipe sleeve is fixedly connected with the silencing cover and the second limiting ring table respectively, and a second silencing chamber communicated with the first silencing chamber is formed between the nail pipe sleeve and the pin striking; a third silencing chamber is arranged in the striker base, one end of the third silencing chamber is communicated with the second silencing chamber, and the other end of the third silencing chamber is provided with a discharge channel.

And a first channel is arranged on the second limiting ring table, and the first silencing chamber is communicated with the second silencing chamber through the first channel.

The first channels are uniformly distributed on the second limiting ring table, and the openings of the first channels are close to the outer surface of the nail tube.

A second channel is arranged between the firing pin and the firing pin seat, and the second silencing chamber is communicated with the third silencing chamber through the second channel.

The second channel is a plurality of grooves uniformly arranged along the surface of the firing pin.

The nail pipe sleeve is movably sleeved on the needle hitting seat through the heat insulation sleeve.

The inner diameters of the ends of the third silencing chambers connected with the discharge channel are gradually decreased.

Adopt the utility model has the advantages of:

1. the utility model discloses a amortization cover has formed first amortization room on the nail pipe, second amortization room has been formed through nail pipe box and striker, third amortization room and exhaust passage have been set up through the striker seat, because the amortization hole, first amortization room, the second amortization room, third amortization room and exhaust passage communicate with each other in proper order, consequently in the use, the gunpowder residue that gets into first amortization room can be through the second amortization room under the high-pressure draught's that the explosion produced effect in proper order, third amortization room and exhaust passage discharge, can effectively avoid the residue to pile up in first amortization room, the stability of noise cancelling effect has been kept. In addition, because the first silencing chamber, the second silencing chamber, the third silencing chamber and the discharge channel are communicated in sequence, the structure also equivalently enlarges the volume of the first silencing chamber, and can further reduce the noise generated by explosion.

2. The utility model discloses be provided with the first passageway that is used for communicateing first amortization room and second amortization room at second spacing ring bench, set up first passageway at the second spacing ring bench, have simple structure, do not influence advantages such as overall structure.

3. The utility model provides a first passageway equipartition is on second spacing ring bench, and the opening of first passageway is close to the nail pipe surface. This structure has an advantage in that the residue generated each time can be rapidly discharged.

4. The utility model discloses be provided with the second passageway that is used for communicateing second amortization room and third amortization room between firing pin and firing pin seat, the advantage of this structure lies in can making the residue get into third amortization room effectively, and then discharges through discharge passage.

5. The utility model provides a second passageway is for following a plurality of recesses that the firing pin surface evenly set up, and the advantage of this structure lies in setting up of second passageway very simple and convenient, can not cause great influence to present equipment, and has better row's sediment effect.

6. The utility model provides a nail pipe box is established on the striker seat through the heat insulating sleeve movable sleeve, has not only been favorable to the activity of nail pipe box, can play the heat protection effect again.

7. The utility model discloses the internal diameter of well third anechoic chamber and the continuous one end of escape canal steadilys decrease in proper order, and the advantage of this structure lies in can avoiding the residue to pile up in the edge of third anechoic chamber, is favorable to all residues to discharge fast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

labeled as: 1. the nail pipe comprises a nail pipe body, 2 a nail pipe sleeve, 3 a firing pin, 4 a firing pin seat, 5 a silencing cover, 6 a nail pipe pressure spring, 7 a silencing hole, 8 a first limiting ring platform, 9 a second limiting ring platform, 10 a first silencing chamber, 11 a second silencing chamber, 12 a third silencing chamber, 13 a discharge channel, 14 a first channel, 15 a second channel, 16 and a heat insulation sleeve.

Detailed Description

The utility model discloses an automatic fastening tool who arranges sediment, including nail pipe 1, nail pipe box 2, firing pin 3, nail pipe pressure spring 6, firing pin seat 4 and amortization cover 5, be provided with bloop 7, first spacing ring platform 8 and second spacing ring platform 9 on the nail pipe 1, amortization cover 5 overlaps through first spacing ring platform 8 and second spacing ring platform 9 and is established on nail pipe 1 and forms the first amortization room 10 that communicates with bloop 7; one end of the firing pin 3 is fixedly connected with the firing pin seat 4, and the other end is movably arranged in the nail tube 1; two ends of the nail tube pressure spring 6 are respectively sleeved on the nail tube 1 and the firing pin 3; one end of the nail pipe sleeve 2 is movably sleeved on the pin striking base 4, the other end of the nail pipe sleeve is fixedly connected with the silencing cover 5 and the second limiting ring platform 9 respectively, and a second silencing chamber 11 communicated with the first silencing chamber 10 is formed between the nail pipe sleeve 2 and the pin striking 3; a third silencing chamber 12 is arranged in the striker base 4, one end of the third silencing chamber 12 is communicated with the second silencing chamber 11, and the other end of the third silencing chamber 12 is provided with a discharge channel 13.

The utility model discloses in, be provided with first passageway 14 on the second stop collar platform 9, first anechoic chamber 10 communicates with each other with second anechoic chamber 11 through first passageway 14. Specifically, the quantity of first passageway 14 is a plurality of, and the equipartition is on second spacing ring platform 9, and the opening of first passageway 14 is close to nail pipe 1 surface to make the residue in the first anechoic chamber 10 can discharge under high-pressure draught's drive fast.

In the utility model, a second channel 15 is arranged between the striker 3 and the striker base 4, and the second anechoic chamber 11 is communicated with the third anechoic chamber 12 through the second channel 15. In particular, the second channels 15 are preferably a plurality of grooves uniformly arranged along the surface of the striker pin 3. Correspondingly, the second channel 15 may also be a groove provided along the inner surface of the striker rod 4.

The utility model discloses in, nail pipe box 2 is established on striker seat 4 through 16 movable sleeves of radiation shield, and nail pipe box 2 can be at striker seat 4's surface slip and can not drop.

In the present invention, the inner diameter of the end of the third muffling chamber 12 connected to the discharge passage 13 is gradually decreased, i.e., the end of the third muffling chamber 12 is preferably tapered to prevent residue of gunpowder from accumulating at the corner of the third muffling chamber 12.

In the utility model, the needle striking base 4 is usually connected with an extension bar or a handle, and the last gunpowder residue can be discharged through the extension bar or the handle.

The utility model discloses mainly used furred ceiling installation, whole fastening tool is in vertical state usually during the use, and its implementation principle is:

when the nail shooting gun is used, after the nail shooting bullet explodes, high-pressure air flow enters the first silencing chamber 10 through the silencing hole 7, gunpowder residues entering the first silencing chamber 10 are brought into the second silencing chamber 11 through the first channel 14 under the action of the high-pressure air flow, then are brought into the third silencing chamber 12 through the second channel 15, and finally are discharged through the discharge channel 13, so that the aims of effectively preventing the residues from being accumulated in the first silencing chamber 10 and effectively keeping the silencing effect stable are fulfilled.

Any feature disclosed in this specification may, unless stated otherwise, be replaced by alternative features serving the same, equivalent or similar purpose; all of the disclosed features, or all of the method or process steps, may be combined in any combination, except mutually exclusive features and/or steps.

Claims (7)

1. The utility model provides an automatic fastening tool of row's sediment which characterized in that: the nail tube noise reduction device comprises a nail tube (1), a nail tube sleeve (2), a firing pin (3), a firing pin seat (4) and a noise reduction cover (5), wherein a noise reduction hole (7), a first limiting ring platform (8) and a second limiting ring platform (9) are arranged on the nail tube (1), and the noise reduction cover (5) is sleeved on the nail tube (1) through the first limiting ring platform (8) and the second limiting ring platform (9) and forms a first noise reduction chamber (10) communicated with the noise reduction hole (7); one end of the firing pin (3) is fixedly connected with the firing pin seat (4), and the other end is movably arranged in the nail tube (1); one end of the nail pipe sleeve (2) is movably sleeved on the striker base (4), the other end of the nail pipe sleeve is fixedly connected with the silencing cover (5) and the second limiting ring platform (9) respectively, and a second silencing chamber (11) communicated with the first silencing chamber (10) is formed between the nail pipe sleeve (2) and the striker (3); a third silencing chamber (12) is arranged in the needle striking seat (4), one end of the third silencing chamber (12) is communicated with the second silencing chamber (11), and the other end of the third silencing chamber (12) is provided with a discharge channel (13).

2. The fastening tool for automatic slag discharge according to claim 1, wherein: the second limiting ring table (9) is provided with a first channel (14), and the first silencing chamber (10) is communicated with the second silencing chamber (11) through the first channel (14).

3. The fastening tool for automatic slag discharge according to claim 2, wherein: the first channels (14) are uniformly distributed on the second limiting ring table (9), and the openings of the first channels (14) are close to the outer surface of the nail tube (1).

4. An automatic slag discharging fastening tool according to any one of claims 1 to 3, characterized in that: a second channel (15) is arranged between the firing pin (3) and the firing pin seat (4), and the second silencing chamber (11) is communicated with the third silencing chamber (12) through the second channel (15).

5. The fastening tool for automatic slag discharge according to claim 4, wherein: the second channel (15) is a plurality of grooves uniformly arranged along the surface of the firing pin (3).

6. The fastening tool for automatic slag discharge according to claim 1, wherein: the nail pipe sleeve (2) is movably sleeved on the needle striking base (4) through a heat insulation sleeve (16).

7. The fastening tool for automatic slag discharge according to claim 1, wherein: the inner diameter of one end of the third silencing chamber (12) connected with the discharge channel (13) is gradually reduced.

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