CN216399508U

CN216399508U - Integrative nail ail shooter of push type

Info

Publication number: CN216399508U
Application number: CN202122626681.0U
Authority: CN
Inventors: 蒋川; 范华
Original assignee: NANXI NANSHAN EQUIPMENT MANUFACTURING CO LTD
Current assignee: NANXI NANSHAN EQUIPMENT MANUFACTURING CO LTD
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-29
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a press type integrated nail shooter, relates to the technical field of nail shooter structures, and is mainly used for solving the problems that the existing direct-acting nail shooter is complex in structure and easy to cause safety accidents. The main structure is as follows: the firing tube is sleeved on a firing end of the firing tube sleeve, a firing pin body is inserted in the firing pin sleeve, a firing pin is arranged at a firing end of the firing pin body, the other end of the firing pin body extends out of the connecting seat and is connected with a pressing seat, and a firing pin reset spring is sleeved on the firing pin body between the connecting seat and the pressing seat. According to the press type integrated nail shooter provided by the utility model, an operator can actively control whether the firing pin is in collision contact with a nail shooting bullet or not by pressing the press base, so that the structure is simplified, and the potential safety hazard of secondary firing during the process of removing the shell by using a dummy fire can be avoided.

Description

Integrative nail ail shooter of push type

Technical Field

The utility model relates to the technical field of nail shooter structures, in particular to a pressing type integrated nail shooter.

Background

The nail shooter is a tool for driving a nail into a building matrix by using gunpowder and fuel gas as power. The novel nail-shooting fastening device is mainly used for a nail-shooting fastening technology and is an advanced modern fastening technology. Compared with the traditional methods of pre-embedding and fixing, holing and pouring, bolt connection, welding and the like, the nail shooting fastening technology for shooting the nail by using the nail shooter has many advantages: the encumbrance of electric wires and air pipes is eliminated, and the field and high-altitude operation is facilitated; the operation is quick, the construction period is short, and the labor intensity of constructors can be greatly reduced; saving capital and reducing construction cost.

Currently, there are two types of commonly used nail shooters: the other is an indirect acting type nail shooter, namely, a propellant powder and a shooting nail are two components designed in a split type, the propellant powder is triggered by a firing pin, the propellant powder is exploded in a cartridge chamber body to generate forward pushing to serve as power, and a piston rod is pushed to move at a high speed to drive the shooting nail arranged in a nail tube into a building matrix. The other type is a direct-acting nail shooter, namely a nail shooting bullet with the integrated design of propellant powder and shooting nails, the shooting needle is used for shooting the nail shooting bullet, the nail shooting bullet explodes in the shooting pipe to push the shooting nails arranged in front of the nail shooting bullet, and the shooting nails move at high speed in the shooting pipe to generate initial speed by using the ballistic principle so as to shoot into the building matrix.

For a direct-acting nail shooter, the firing pin has two main mounting modes: one type is an energy storage firing type, namely, a firing pin passes through a compression spring and a firing pin locking mechanism, energy storage is arranged at the rear end of the nail shooter, when the energy storage firing type nail shooter is used, the firing pin is released by loosening the firing pin locking mechanism, and a firing end of the firing pin penetrates through a firing pin sleeve to be in active collision contact with a nail shooting bullet in a launching tube, so that the firing of the nail shooting bullet is completed. The other type is a pressed self-jacking type, namely, the firing pin is fixedly arranged at the rear end of the nail shooter, the front end of the firing pin extends into the firing pin sleeve, and when the firing pin is used, the firing tube is stressed to drive the firing pin sleeve to move towards the fixed end of the firing pin together, so that the firing end of the firing pin is in collision contact with the nail shooting bullet in the firing tube passively, and the firing of the nail shooting bullet is completed.

However, energy storing firing nailers exist: the product has complex structure, which causes the defects of high production cost and the like; while a pressurized self-ejecting nailer exists: when the fire is misfired, the ejection of the nail shooting ball is easy to generate secondary ignition, thereby causing the deficiency of safety accidents.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pressing type integrated nail shooter, which can actively control whether a firing pin is in collision contact with a nail shooting bullet or not by pressing a pressing seat by an operator, thereby simplifying the structure and avoiding the potential safety hazard of secondary firing when a dummy is annealed and a shell is removed.

In order to achieve the purpose, the utility model provides a pressing type integrated nail shooting device which comprises a connecting seat, a needle striking sleeve and a transmitting tube which are coaxially and sequentially connected, wherein the transmitting tube is sleeved on a firing end of the needle striking sleeve and can axially reciprocate; and a silencing cover is sleeved outside the transmitting tube.

As a further improvement of the utility model, a reset sleeve capable of moving axially is sleeved outside the firing pin sleeve, one end of the reset sleeve is fixedly connected with the transmitting tube, and a reset spring sleeved outside the firing pin sleeve is arranged between the other end of the reset sleeve and the connecting seat.

As a further improvement of the utility model, an outer sleeve which is coaxial with the striker sleeve is arranged outside the reset spring, one end of the outer sleeve is fixedly connected with the connecting seat, and the other end of the outer sleeve extends axially and is sleeved on the outer wall of the reset sleeve.

As a further improvement of the utility model, the outer sleeve and the connecting seat are of an integrated structure.

As a further improvement of the utility model, the outer sleeve and the connecting seat are of a split structure.

As a further improvement of the utility model, the connecting seat is provided with a positioning screw which radially penetrates through the connecting seat along the firing pin sleeve and is fixedly connected with the firing pin sleeve, and the side wall of the firing pin sleeve is provided with a firing pin sleeve fixing screw hole.

As a further improvement of the utility model, the outer wall of the firing pin body is provided with a limit groove which extends along the moving direction of the firing pin body, and the connecting seat is provided with a limit screw which radially penetrates through the connecting seat along the firing pin sleeve and is in sliding fit with the limit groove.

As a further improvement of the utility model, the striker sleeve comprises a striker body mounting sleeve and a striker guide sleeve which are sequentially connected along the axial direction, the outer wall of the striker body is in sliding contact fit with the striker body mounting sleeve, the outer wall of the striker is in sliding contact fit with the inner wall of the striker guide sleeve, and the inner wall of the transmitting tube is in sliding contact fit with the outer wall of the striker guide sleeve.

As a further improvement of the utility model, a step surface arranged along the outer wall of the firing pin body installation sleeve is arranged at the joint of the firing pin guide sleeve and the firing pin body installation sleeve, a supporting spring is sleeved outside the firing pin guide sleeve, and two ends of the supporting spring are respectively in abutting contact with the step surface and the transmitting tube.

As a further improvement of the utility model, the pressing seat is fixedly connected with the end surface of the striker body through a fixing screw.

Advantageous effects

Compared with the prior art, the press type integrated nail shooter has the advantages that:

1. this ail shooter includes coaxial connecting seat, the cover of hitting needle, the transmitting tube that connects gradually, the transmitting tube cup joints and can axial reciprocating motion on the percussion end of hitting the needle cover, movable cartridge has a needle body of hitting in the needle cover, the percussion end of hitting the needle body is equipped with a striker, the other end axial of hitting the needle body extends to outside the connecting seat and is connected with one and presses the seat, the connecting seat with press having cup jointed striker reset spring on the needle body of hitting between the seat, striker reset spring's both ends respectively with the connecting seat with press a seat top tight contact.

When the nail shooting fastening operation is carried out, the nail shooting bullet needs to be firstly loaded into the launching tube from the ejection end of the launching tube. Then, the operator presses the pressing seat quickly to form impact force, the striker body pushes the striker to collide or rub with propellant powder on the nail shooting ball, and the propellant powder is detonated, so that the nail is driven into the building matrix, and fastening is completed. When the shell withdrawing operation is carried out, an operator only needs to pull the transmitting tube sleeved on the firing end of the firing pin body to enable the transmitting tube to move towards the pressing seat, and the shell in the transmitting tube can be separated from the transmitting tube under the jacking action of the firing pin body, so that the shell withdrawing is completed.

In the nail shooter, an operator can actively control whether the firing pin is in contact with the collision contact nail shooting bomb or not by pressing the pressing seat. Compared with the existing energy storage triggering type nail shooter, the energy storage triggering type nail shooter abandons a triggering device with a complex firing pin locking mechanism and replaces the triggering device consisting of a pressing seat, a firing pin body and a firing pin reset spring which are sequentially connected. This greatly simplifies the structure of the nail shooter, and reduces the manufacturing and maintenance costs. Meanwhile, the existence of the firing pin return spring can also ensure that the firing end of the firing pin is far away from the firing end of the firing pin sleeve when in a non-firing state, so that the firing pin device is used for withdrawing the shell instead of withdrawing the shell by using the firing pin sleeve when withdrawing the shell, and the potential safety hazard of secondary firing when the shell is withdrawn by using a dummy fire can be avoided.

2. The outside of the sleeve of the needle-striking sleeve is sleeved with a reset sleeve which can move axially, one end of the reset sleeve is fixedly connected with the transmitting tube, and a reset spring sleeved outside the sleeve of the needle-striking sleeve is arranged between the other end of the reset sleeve and the connecting seat. Because one end of the reset sleeve is fixedly connected with the transmitting tube, the transmitting tube can reciprocate along the axial direction of the needle sleeve under the driving of the reset sleeve through the reset spring. Just so can conveniently adjust the length that firing pin cover struck the end and stretched into the launching tube, and then can adapt to the ail shooter of multiple length specification, simultaneously, can also conveniently retreat the shell operation.

3. The outer wall of the firing pin body is provided with a limiting groove which extends along the moving direction of the firing pin body, and the connecting seat is provided with a limiting screw which radially penetrates through the connecting seat along the firing pin sleeve and is in sliding fit with the limiting groove. The limiting groove is matched with the limiting screw, and can guide the moving direction of the needle striking body.

4. The firing pin guide sleeve is provided with a step surface arranged along the outer wall of the firing pin body installation sleeve at the joint of the firing pin guide sleeve and the firing pin body installation sleeve, a supporting spring is sleeved outside the firing pin guide sleeve, and two ends of the supporting spring are respectively in abutting contact with the step surface and the transmitting tube. Through setting up supporting spring, can support the firing pin uide bushing, prevent that it from sheathe in from firing pin body installation and drop. Meanwhile, the launching tube can be driven to reset.

The utility model will become more apparent from the following description when taken in conjunction with the accompanying drawings, which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a cross-sectional view of a striker body in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Wherein: 1-a launch tube; 11-a silencing cover; 2-a reduction sleeve; 21-a return spring; 3-sleeve knocking needle; 31-firing pin guide sleeve; 32-firing pin body mounting sleeve; 33-a support spring; 34-support sleeve fixing screw holes; 4-a connecting seat; 41-set screws; 42-a limit screw; 5-outer sleeve; 6-firing pin; 61-firing pin mounting section; 7-hitting the needle body; 73-a limit groove; 8-pressing seat; 81-set screws; 9-firing pin return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Embodiments of the present invention will now be described with reference to the accompanying drawings.

Example 1

The specific implementation mode of the utility model is shown in fig. 1-2, and the press type integrated nail shooter comprises a connecting seat 4, a firing pin sleeve 3 and a launching tube 1 which are coaxially and sequentially connected. The launching tube 1 is sleeved on the firing end of the firing sleeve 3 and can axially reciprocate. The needle striking sleeve 3 is movably inserted with a needle striking body 7, and the striking end of the needle striking body 7 is provided with a striking needle 6. The other end of the hammer body 7 extends axially out of the connecting seat 4 and is connected with a pressing seat 8. A firing pin return spring 9 is sleeved on the firing pin body 7 between the connecting seat 4 and the pressing seat 8. Two ends of the firing pin return spring 9 are respectively and tightly contacted with the connecting seat 4 and the pressing seat 8. The pressing base 8 is fixedly connected with the end face of the firing pin body 7 through a fixing screw 81. In this embodiment, a silencing cover 11 is sleeved outside the launching tube 1. Through the installation amortization cover 11, the noise that produces when can effectively reduce the ail shooter shooting avoids noise pollution.

When the nail-shooting fastening operation is performed, it is necessary to first load the nail-shooting bullet into the launching tube 1 from the ejection end of the launching tube 1. Then, the operator presses the pressing seat 8 quickly to form impact force, the striker body 7 pushes the striker 6 to collide or rub with propellant powder on the nail shooting bullet to detonate the propellant powder, so that the nail is driven into the building matrix, and fastening is completed. When the shell withdrawing operation is carried out, an operator only needs to pull the launching tube 1 sleeved on the hitting end of the hitting needle body 7 to enable the launching tube 1 to move towards the direction of the pressing seat 8, and the shell in the launching tube 1 can be separated from the launching tube 1 under the jacking action of the hitting needle body 7, so that the shell withdrawing is completed.

In the nail shooter, an operator can actively control whether the firing pin 6 is in collision contact with a nail shooting bullet or not by pressing the pressing seat 8. Compared with the existing energy storage triggering type nail shooter, the triggering device with a complex firing pin locking mechanism is abandoned in the nail shooter, and the triggering device is replaced by a pressing seat 8, a firing pin body 7 and a firing pin reset spring 9 which are sequentially connected. This greatly simplifies the structure of the nail shooter, and reduces the manufacturing and maintenance costs. Meanwhile, the existence of the firing pin return spring 9 can also ensure that the firing end of the firing pin 6 is far away from the firing end of the firing pin sleeve 3 when in a non-firing state, so that the nail shooter can use the firing pin sleeve 3 to retreat the shell instead of the firing pin 6 to retreat the shell when withdrawing the shell, thereby also avoiding the potential safety hazard of secondary firing when a dummy fire withdraws the shell.

Wherein, the connecting seat 4 is fixedly connected with one end of the needle striking sleeve 3. The reset sleeve 2 which can move axially is sleeved outside the needle sleeve 3. One end of the reset sleeve 2 is fixedly connected with the transmitting tube 1, and a reset spring 21 sleeved outside the needle sleeve 3 is arranged between the other end of the reset sleeve 2 and the connecting seat 4. Because one end of the reset sleeve 2 is fixedly connected with the transmitting tube 1, the transmitting tube 1 can reciprocate along the axial direction of the firing pin sleeve 3 under the driving of the reset sleeve 2 through the reset spring 21. Therefore, the length of the firing end of the needle sleeve 3 extending into the launching tube 1 can be conveniently adjusted, the nail shooting device can be suitable for nail shooting bullets with various length specifications, and meanwhile, the shell withdrawing operation can be conveniently carried out.

An outer sleeve 5 is provided outside the return spring 21 coaxially with the striker sleeve 3. One end of the outer sleeve 5 is fixedly connected with the connecting seat 4, and the other end of the outer sleeve extends axially to be sleeved on the outer wall of the reset sleeve 2. Through setting up outer tube 5, can effectively avoid reset spring 21 and external production too much contact, influence its normal flexible removal. In this embodiment, the outer sleeve 5 and the connecting seat 4 are an integral structure.

Meanwhile, a positioning screw 41 which penetrates through the connecting seat 4 along the radial direction of the needle striking sleeve 3 and is fixedly connected with the needle striking sleeve 3 is arranged on the connecting seat 4. The side wall of the sleeve 3 is provided with a sleeve fixing screw hole 34. In this embodiment, the outer wall of the firing pin body 7 is provided with a limit groove 73 extending along the moving direction thereof. The connecting base 4 is provided with a limiting screw 42 which penetrates through the connecting base 4 along the radial direction of the needle striking sleeve 3 and is in sliding fit with the limiting groove 73. The stopper groove 73 is engaged with the stopper screw 42, and can guide the moving direction of the hammer body 7.

In addition, the firing pin sleeve 3 comprises a firing pin body mounting sleeve 32 and a firing pin guide sleeve 31 which are sequentially connected along the axial direction. The outer wall of the firing pin body 7 is in sliding contact fit with the firing pin body installation sleeve 32, the outer wall of the firing pin 6 is in sliding contact fit with the inner wall of the firing pin guide sleeve 31, and the inner wall of the launching tube 1 is in sliding contact fit with the outer wall of the firing pin guide sleeve 31.

In this embodiment, the striker guide sleeve 31 has a stepped surface along its outer wall at the joint with the striker body attachment sleeve 32. The outside of the firing pin guide sleeve 31 is sleeved with a supporting spring 33, and two ends of the supporting spring 33 are respectively in tight contact with the step surface and the launching tube 1. The supporting spring 33 supports the striker guide sleeve 31 and prevents it from coming off from the striker body attachment sleeve 32. Meanwhile, the launching tube 1 can be driven to reset.

Example 2

As shown in fig. 3, the present embodiment is different from embodiment 1 in that: in this embodiment, the outer sleeve 5 and the connecting seat 4 are of a split structure, i.e. the outer sleeve 5 is sleeved on the outer wall of the connecting seat 4 and is fixedly connected through threads. Meanwhile, the connecting seat 4 is fixedly connected with the firing pin sleeve 3 through threads. In addition, the connecting holder 4 is not provided with the stopper screw 42, and the striker body 7 is not provided with the stopper groove 73.

The present invention has been described in connection with the preferred embodiments, but the present invention is not limited to the embodiments disclosed above, and is intended to cover various modifications, equivalent combinations, which are made in accordance with the spirit of the present invention.

Claims

1. A push type integrated nail shooting device comprises a connecting seat (4), a needle striking sleeve (3) and a transmitting tube (1) which are coaxially and sequentially connected, and is characterized in that the transmitting tube (1) is sleeved on a firing end of the needle striking sleeve (3) and can axially reciprocate, a needle striking body (7) is movably inserted in the needle striking sleeve (3), a striking end of the needle striking body (7) is provided with a striking needle (6), the other end of the needle striking body (7) axially extends out of the connecting seat (4) and is connected with a pressing seat (8), a striking needle reset spring (9) is sleeved on the needle striking body (7) between the connecting seat (4) and the pressing seat (8), and two ends of the striking needle reset spring (9) are respectively in abutting contact with the connecting seat (4) and the pressing seat (8); and a silencing cover (11) is sleeved outside the transmitting tube (1).

2. The push type integrated nail shooter according to claim 1, characterized in that a reset sleeve (2) capable of moving axially is sleeved outside the needle sleeve (3), one end of the reset sleeve (2) is fixedly connected with the launching tube (1), and a reset spring (21) sleeved outside the needle sleeve (3) is arranged between the other end of the reset sleeve (2) and the connecting seat (4).

3. The push type integrated nail shooter according to claim 2, wherein the reset spring (21) is externally provided with an outer sleeve (5) coaxially arranged with the needle striking sleeve (3), one end of the outer sleeve (5) is fixedly connected with the connecting seat (4), and the other end of the outer sleeve axially extends and is sleeved on the outer wall of the reset sleeve (2).

4. A push type integral nail shooter according to claim 3, wherein the outer sleeve (5) and the connecting base (4) are of an integral structure.

5. The push type integral nail shooter according to claim 3, wherein the outer sleeve (5) and the connecting seat (4) are of a split structure.

6. The push type integrated nail shooter according to claim 1, wherein the connecting base (4) is provided with a positioning screw (41) which radially penetrates through the connecting base (4) along the sleeve (3) and is fixedly connected with the sleeve (3), and the side wall of the sleeve (3) is provided with a sleeve fixing screw hole (34).

7. The push type integrated nail shooter according to claim 1 or 6, wherein the outer wall of the needle striking body (7) is provided with a limiting groove (73) extending along the moving direction of the needle striking body, and the connecting base (4) is provided with a limiting screw (42) which radially penetrates through the connecting base (4) along the needle striking sleeve (3) and is in sliding fit with the limiting groove (73).

8. The push type integrated nail shooter according to claim 1, wherein the hammer sleeve (3) comprises a hammer body mounting sleeve (32) and a hammer guide sleeve (31) which are sequentially connected along the axial direction of the hammer sleeve, the outer wall of the hammer body (7) is in sliding contact fit with the hammer body mounting sleeve (32), the outer wall of the hammer (6) is in sliding contact fit with the inner wall of the hammer guide sleeve (31), and the inner wall of the launching tube (1) is in sliding contact fit with the outer wall of the hammer guide sleeve (31).

9. The push type integral nail shooter according to claim 8, wherein the firing pin guide sleeve (31) is provided with a step surface along the outer wall thereof at the joint with the firing pin body mounting sleeve (32), a support spring (33) is sleeved outside the firing pin guide sleeve (31), and two ends of the support spring (33) are respectively in abutting contact with the step surface and the firing tube (1).

10. The push type integrated nail shooter according to claim 1, characterized in that the push seat (8) is fixedly connected with the end surface of the needle striking body (7) through a fixing screw (81).