CN209763863U - Firing mechanism capable of being fired in hand-held mode - Google Patents

Abstract

The utility model discloses a firing mechanism capable of being fired by hand, which comprises a cannon tail body, a firing seat, a firing pressure rod, a poking rotor, a hammer spring, a hammer needle and a return spring; the gun tail body is connected with the striking base; a leaf spring is clamped between one end of the firing pressure rod and the striking seat, the middle of the firing pressure rod is hinged with the striking seat, the other end of the firing pressure rod is hinged with one end of the shifting unit, and the middle of the shifting unit is hinged with the striking seat; the hammer and the firing pin are relatively and slidably arranged in the gun tail body; the hammer and the hammer pin are respectively sleeved with the hammer spring and the return spring; when in the initial position, the toggle sub hooks the hammer. The utility model discloses a one-time percussion action can be accomplished in the one-hand press operation, and the operation is quick, simple and convenient and comfortable, has the self return function simultaneously, can accelerate the percussion frequency by a wide margin.

Description

Firing mechanism capable of being fired in hand-held mode

Technical Field

The utility model belongs to the technical field of the mechanical technique and specifically relates to a but firing mechanism of handheld percussion is related to.

Background

The traditional percussion mechanism is mainly forced to send out or pulled to send out, the percussion form is single, the action of accomplishing single percussion operation is too much, the comfort level is not good when using, and the ergonomic design is deficient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough with regard to overcoming prior art, provides a firing mechanism that can handheld percussion, the utility model discloses a one-hand press operation can accomplish a percussion action, operates fast, simple and convenient and comfortable, has the self return function simultaneously, can accelerate the percussion frequency by a wide margin.

In order to realize the aim, the utility model provides a firing mechanism which can be fired by hand, comprising a cannon tail body, a striking seat, a firing pressure rod, a poking rotor, a striking hammer spring, a striking pin and a return spring; the gun tail body is connected with the striking base; a leaf spring is clamped between one end of the firing pressure rod and the striking seat, the middle of the firing pressure rod is hinged with the striking seat, the other end of the firing pressure rod is hinged with one end of the shifting unit, and the middle of the shifting unit is hinged with the striking seat; the hammer and the firing pin are relatively and slidably arranged in the gun tail body; the hammer and the hammer pin are respectively sleeved with the hammer spring and the return spring; when the hammer is in an initial position, the poking rotor hooks the hammer, and the needle head of the firing pin retracts into the gun tail body.

Furthermore, a groove is arranged on the striking seat; the firing pressure lever and the toggle are embedded into the groove; the leaf spring is of a V-shaped structure, a protrusion is arranged on the leaf spring, and a jack into which the protrusion is inserted is arranged on the striking seat.

Furthermore, a first channel and a second channel communicated with the first channel are arranged on the gun tail body; the other end of the poking rotor is inserted into the first channel; one end of the second channel penetrates through the gun tail body, and the firing pin and the hammer are sequentially installed on the second channel from the opening end to the bottom of the hole.

Further, the open end of the second channel is provided with the needle striking cover; a concave cavity is formed in the firing pin cover, and an inner ring sleeve is formed between the concave cavity and an inner hole of the firing pin cover; the needle head of the firing pin is inserted into the inner hole of the firing pin cover; the inner ring sleeve is sleeved with the needle return spring. In the embodiment, the needle striking cover is detachably connected with the gun tail body through threads.

Further, a bushing is installed at the bottom of the second passage, and one end of the hammer is inserted into an inner hole of the bushing; the other end of the hammer is alternately provided with a first shaft shoulder and a second shaft shoulder, and the hammer is sleeved with the hammer spring between the second shaft shoulder and the bushing; when the wrench is in an initial position, the other end of the wrench body hooks the first shaft shoulder.

The utility model has the advantages that: 1. the utility model discloses a one-time percussion action can be accomplished in the one-hand press operation, compare with prior art and operate more fast, simple and convenient, comfortable. 2. The utility model discloses have self return function, can accelerate firing frequency by a wide margin, design simple structure easily makes, performance safe and reliable.

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, 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 an explosion diagram of the present invention.

Fig. 2 is a schematic cross-sectional view of the present invention.

Fig. 3 is a top view of fig. 2.

Fig. 4 is an enlarged view of fig. 2 at a.

Detailed Description

The following further describes the present invention with reference to the attached drawings, but the scope of the present invention is not limited thereto.

As shown in fig. 1 to 4, the firing mechanism capable of being fired by hand includes a cannon tail body 7, a striking base 11, a firing pressure lever 9, a toggle bar 8, a hammer 4, a hammer spring 5, a firing pin 3 and a return spring 2; the cannon tail body 7 is connected with the hitting seat 11; a leaf spring 10 is clamped between one end of the firing pressure rod 9 and the striking seat 11, the middle of the firing pressure rod 9 is hinged with the striking seat 11, the other end of the firing pressure rod 9 is hinged with one end of the shifter 8, and the middle of the shifter 8 is hinged with the striking seat 11; the hammer 4 and the firing pin 3 are relatively and slidably mounted in the cannon tail body 7; the hammer 4 and the hammer pin 3 are respectively sleeved with the hammer spring 5 and the return spring 2; in the initial position, the driver 9 hooks the hammer 4, and the needle 30 of the firing pin 3 retracts into the breech body 7.

In the embodiment, the cannon tail body 7 is connected with the striking base 11 through two socket head cap screws 12 and two socket head cap screws 15; the middle of the percussion pressure lever 9 is hinged with a percussion seat 11 through a pin shaft 13; the other end of the firing pressure lever 9 is hinged with the toggle 8 through a short pin 14, and the middle of the toggle 8 is hinged with the striking seat 11 through a pin shaft 13.

In this embodiment, the striking base 11 is provided with a groove 110; the firing pressure rod 9 and the toggle 8 are embedded into the groove 110; leaf spring 10 is V type structure, just be equipped with protruding 101 on the leaf spring 10, it is equipped with on the seat 11 to hit protruding 101 male jack 111, so in order to realize leaf spring 10 and the demountable installation who hits the seat 11, simple structure installs and removes the convenience, and leaf spring 10 is used for realizing the reset function of percussion depression bar 9 for hitting the seat 11 after the motion.

In this embodiment, the cannon tail body 7 is provided with a first channel 701 and a second channel 702 communicated with the first channel 701; the other end of the dial rotor 8 is inserted into the first channel 701; one end of the second channel 702 penetrates through the cannon tail body 7, and the firing pin 3 and the hammer 4 are sequentially arranged on the second channel 702 from the opening end to the bottom of the hole. In the gun tail body 7 of the present embodiment, a limiting inner spigot is provided at the opening end of the second channel 702 to realize the limiting function when the firing pin 3 retracts.

In this embodiment, a needle striking cover 1 is attached to an opening end of the second passage 702; a concave cavity is arranged on the needle striking cover 1, and the inner ring sleeve 101 is formed between the concave cavity and the inner hole of the needle striking cover 1; the needle head of the firing pin 3 is inserted into the inner hole of the firing pin cover 1; the inner ring sleeve 101 coats the needle return spring 2. In this embodiment, the needle 3 is of a T-shaped configuration. Two ends of the needle returning spring 2 respectively support against the firing pin 3 and the cavity bottom of the concave cavity of the firing pin cover 1.

In this embodiment, a bushing 6 is attached to the bottom of the second passage 702, and one end of the hammer 4 is inserted into an inner hole of the bushing 6, so that the hammer 4 is slidably attached to the bushing 6; the other end of the hammer 4 is alternately provided with a first shoulder 401 and a second shoulder 402, and the hammer 4 is sleeved with the hammer spring 5 between the second shoulder 402 and the bushing 6; in the initial position, the dial 8 hooks the first shoulder 401.

The working principle of the embodiment is as follows: as shown in fig. 2 and 4, the initial position is shown, in which the other end of the driver 8 hooks the first shoulder 401 of the hammer 4, and the needle 30 of the firing pin 3 is retracted into the breech body 7, i.e. the inner hole of the cap 1. When the hammer is triggered, a user holds the trigger seat 11 with a hand, the user presses the trigger compression rod 9 with a finger, namely the finger drives the trigger compression rod 9 to move towards the trigger seat 11, the leaf spring 10 is pressed, the toggle element 8 articulated with the trigger compression rod 9 rotates around the articulated part with the trigger seat 11, at the moment, the toggle element 8 toggles the hammer 4 to move relative to the gun tail body 7 in the direction away from the hammer pin 3 (as shown in fig. 2 and 4, namely, the right movement is performed), at the moment, the hammer spring 5 is pressed, when the hammer 4 moves to the state that the toggle element 8 is automatically unhooked from the hammer 4, under the acting force of the hammer spring 5, the hammer 4 rapidly moves towards the hammer pin 3 (as shown in fig. 2 and 4, namely, the left movement is performed), the hammer pin 3 is impacted, the needle head 30 of the hammer 3 is ejected from the gun tail body 7, namely, the needle head cover 1 is ejected from the; subsequently, the striker 3 is retracted to the initial position by the urging force of the return spring 2, i.e., moved leftward and retracted into the bore of the striker cover 1, and the striker 3 strikes the hammer 4 when retracted, thereby pushing the hammer 4 back to the initial position. Meanwhile, when the hand is released, the firing pressure rod 9 returns to the initial position under the action of the leaf spring 10, and the other end of the toggle 8 hooks the hammer 4, so that one firing can be finished. This embodiment can accomplish a percussion action through the one-hand press operation, compares the operation with prior art more fast, simple and convenient, comfortable. The automatic reset device has an automatic reset function, can greatly accelerate the firing frequency, and is simple in design structure, easy to manufacture, and safe and reliable in performance.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. A firing mechanism capable of being fired by hand is characterized by comprising a cannon tail body, a striking seat, a firing pressure rod, a poking unit, a striking hammer spring, a striking pin and a backstitch spring; the gun tail body is connected with the striking base; a leaf spring is clamped between one end of the firing pressure rod and the striking seat, the middle of the firing pressure rod is hinged with the striking seat, the other end of the firing pressure rod is hinged with one end of the shifting unit, and the middle of the shifting unit is hinged with the striking seat; the hammer and the firing pin are relatively and slidably arranged in the gun tail body; the hammer and the hammer pin are respectively sleeved with the hammer spring and the return spring; when the hammer is in an initial position, the poking rotor hooks the hammer, and the needle head of the firing pin retracts into the gun tail body.

2. A hand-held cocked firing mechanism as claimed in claim 1 wherein said cocking block is provided with a recess; the firing pressure lever and the toggle are embedded into the groove; the leaf spring is of a V-shaped structure, a protrusion is arranged on the leaf spring, and a jack into which the protrusion is inserted is arranged on the striking seat.

3. The firing mechanism as claimed in claim 2, wherein said tail body defines a first channel and a second channel in communication with said first channel; the other end of the poking rotor is inserted into the first channel; one end of the second channel penetrates through the gun tail body, and the firing pin and the hammer are sequentially installed on the second channel from the opening end to the bottom of the hole.

4. A hand-held cocking firing mechanism as claimed in claim 3 wherein said second channel is fitted at its open end with a firing cap; a concave cavity is formed in the firing pin cover, and an inner ring sleeve is formed between the concave cavity and an inner hole of the firing pin cover; the needle head of the firing pin is inserted into the inner hole of the firing pin cover; the inner ring sleeve is sleeved with the needle return spring.

5. A hand-held firing mechanism according to claim 4, wherein a bushing is mounted to the bottom of said second channel, and wherein one end of said hammer is inserted into an inner bore of said bushing; the other end of the hammer is alternately provided with a first shaft shoulder and a second shaft shoulder, and the hammer is sleeved with the hammer spring between the second shaft shoulder and the bushing; when the wrench is in an initial position, the other end of the wrench body hooks the first shaft shoulder.