CN216319574U

CN216319574U - Safety hammer

Info

Publication number: CN216319574U
Application number: CN202122751316.2U
Authority: CN
Inventors: 石磊
Original assignee: Shenzhen Anmu Technology Co ltd
Current assignee: Shenzhen Anmu Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-19
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a safety hammer, which comprises a shell, a firing pin, a pressing piece for controlling the ejection of the firing pin, a first elastic piece for resetting the pressing piece and a second elastic piece for ejecting the firing pin, wherein the shell is provided with an accommodating cavity for accommodating the firing pin and the pressing piece, the pressing piece is provided with an ejection channel for the movement of the firing pin and a needle hole for the extension of the firing pin, the firing pin is provided with an elastic umbrella rib arranged at an angle with the firing pin, a necking part is arranged in the shell, and when the pressing piece moves in the shell, the elastic umbrella rib is extruded by the necking part to reduce the angle between the elastic umbrella rib and the firing pin. When the glass breaking device is used, the swinging space is not needed, the pressing piece is only required to be aligned to the position needing breaking, the pressing piece is pressed to move downwards relative to the shell, the firing pin is ejected out to break the glass, and the operation is extremely simple, reliable and effective.

Description

Safety hammer

Technical Field

The utility model relates to the field of window breaking escape tools, in particular to a safety hammer.

Background

At present, people can break window glass to escape and save themselves by using a safety hammer when meeting various accidents and traffic accidents in the process of driving and the doors of the automobile cannot be opened in the process of traveling or self-driving activities by taking vehicles. And the safety hammer that is equipped with on the current vehicle is usually for having the small-size safety hammer of handle and broken head, and when this kind of small-size safety hammer used, the user waved the safety hammer after gripping the handle and need carry out multiple knock to glass and just can be broken glass, and the energy of knocking is less, meets the less passenger of strength and extremely easily breaks the window and fails. Meanwhile, when an emergency occurs, people can be injured, the safety hammer is not convenient to swing, or the vehicle falls into water, water is poured into the vehicle, and due to the fact that resistance of the water is insufficient, the glass cannot be broken, and therefore the escape cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems, the utility model provides a safety hammer, which comprises a shell, a firing pin, a pressing piece for controlling the ejection of the firing pin, a first elastic piece for resetting the pressing piece and a second elastic piece for ejecting the firing pin, wherein the shell is provided with an accommodating cavity for accommodating the firing pin and the pressing piece, the pressing piece is provided with an ejection channel for the movement of the firing pin and a pinhole for the extension of the firing pin, the firing pin is provided with an elastic rib arranged at an angle with the firing pin, a necking part is arranged in the shell, and when the pressing piece moves in the shell, the elastic rib is extruded by the necking part to reduce the angle between the elastic rib and the firing pin.

Preferably, the method comprises the following steps: the elastic rib divides the striker into a first striker section and a second striker section, the first elastic piece is sleeved on the first striker section, one end of the first elastic piece is abutted against the pressing piece, and the other end of the first elastic piece is abutted against the striker; the second elastic piece is sleeved on the second firing pin section, one end of the second elastic piece abuts against the shell, and the other end of the second elastic piece abuts against the firing pin.

Preferably, the method comprises the following steps: the firing pin is provided with a first limiting block, the shell is provided with a first stroke groove, and the first limiting block reciprocates in the first stroke groove.

Preferably, the method comprises the following steps: the side of the pressing piece is provided with a second stroke groove, and the shell is provided with a second limiting block.

Preferably, the method comprises the following steps: the casing includes preceding shell and backshell, passes through screw fixed connection between preceding shell and the backshell.

Preferably, the method comprises the following steps: one end of the shell, which is far away from the pressing piece, is provided with a cutting groove, a blade is arranged in the cutting groove, and the cutting edge of the blade is obliquely arranged in the cutting groove.

Preferably, the method comprises the following steps: the decorative shell comprises a middle shell, an upper shell and a lower shell which are connected with the middle shell in a threaded mode, and the decorative shell is detachably connected with the mounting seat.

Preferably, the method comprises the following steps: a reinforcing rib is arranged between the elastic umbrella rib and the striker, and the reinforcing rib is provided with an inclined guide surface.

Compared with the prior art, the utility model has the beneficial effects that:

when the glass breaking device is used, the swinging space is not needed, the pressing piece is only required to be aligned to the position needing breaking, the pressing piece is pressed to move downwards relative to the shell, the firing pin is ejected out to break the glass, and the operation is extremely simple, reliable and effective.

Drawings

Fig. 1 is a perspective view of a safety hammer of the present invention;

fig. 2 is an exploded view of a safety hammer of the present invention;

FIG. 3 is a schematic view of the safety hammer of the present invention with the housing disassembled;

FIG. 4 is a schematic view of the assembly of a safety hammer of the present invention;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 4, the safety hammer according to the present invention includes a housing 100, a striker 120, a pressing member 110 for controlling the ejection of the striker 120, a first elastic member 130 for restoring the pressing member 110, and a second elastic member 140 for ejecting the striker 120, wherein the housing 100 is provided with an accommodating chamber for accommodating the striker 120 and the pressing member 100, the pressing member 110 is provided with an ejection channel for the movement of the striker 120 and a pinhole 111 for the extension of the striker, the striker 120 is provided with an elastic rib 121 disposed at an angle thereto, a necking portion 103 is disposed in the housing 100, and an angle between the elastic rib 121 and the striker 120 is increased or decreased when the elastic rib passes through the necking portion 103. Specifically, in the initial state, the end of the elastic rib 121 abuts against the pressing member 110, at this time, the elastic rib 121 is outside the ejection channel, the first elastic member 130 and the second elastic member 140 are both in a relaxed state, and the striker 120 does not extend out of the pinhole 111; when the pressing member 110 is pressed, the pressing member 110 moves into the housing 100, and drives the striker 120 and the rib 121 on the striker 120 to move into the housing 100, because the size of the constriction portion 103 is smaller than that of the elastic channel, when the rib 121 moves into the housing 100, the rib 121 is pressed by the constriction portion 103, the included angle between the rib and the striker 120 gradually decreases, the first elastic member 130 and the second elastic member 140 are also gradually compressed until the rib 121 is compressed into the ejection channel of the pressing member 110, the striker 120 is ejected by the second elastic member 140, the striker punctures glass, and meanwhile, the elastic ribs 12 return to the initial position under the action of the first elastic member 130, so that the safety hammer can be used repeatedly.

In this embodiment: the elastic rib 121 divides the striker 120 into a first striker section and a second striker section, the first elastic member 130 and the second elastic member 140 are both springs, the first elastic member 130 is sleeved on the first striker section, one end of the first elastic member 130 abuts against the pressing member 100, and the other end abuts against the striker 120; the second elastic member 140 is sleeved on the second striker section, and one end of the second elastic member 140 abuts against the housing 100 and the other end abuts against the striker 120, so that the safety hammer can be reused.

In this embodiment: the striker 120 is provided with a first limit block 122, the housing 100 is provided with a first stroke groove 104, and the first limit block 122 reciprocates in the first stroke groove 122, so that the movement direction and the movement distance of the striker 120 are limited, and the situation that the striker 120 cannot be reset due to overlarge elasticity in the use process can be avoided.

In this embodiment: the side of the pressing piece 100 is provided with a second stroke groove 112, the housing 100 is provided with a second limit block 105, the second stroke groove 112 and the second limit block 105 are matched with each other to limit the moving direction and the moving distance of the pressing piece 110, and the situation that the pressing piece 110 is separated from the housing 100 and cannot be reset due to overlarge elastic force in the using process can be avoided.

In this embodiment: the housing 100 includes a front shell 101 and a rear shell 102, and the front shell 101 and the rear shell 102 are fixedly connected by screws, but may also be fixed by snapping or other methods. Furthermore, a cutting groove 150 is formed at one end of the housing 100 away from the pressing member 110, a blade 160 is disposed in the cutting groove 150, and a cutting edge of the blade 160 is obliquely disposed in the cutting groove 150, so that the blade can prevent the user from being scratched, and the user can conveniently cut a safety belt in a car to escape.

In this embodiment: still including decorating shell 200 and mount pad 300, decorate shell 200 including middle shell 210 and with middle shell 21 threaded connection's epitheca 220 and inferior valve 230, decorate shell 200 and can dismantle with mount pad 300 and be connected, decorate shell 200 and can increase the holistic aesthetic feeling of safety hammer, cooperation mount pad 300 can place the safety hammer in the car, takes the use when making things convenient for the crisis.

In this embodiment: a reinforcing rib 120 is arranged between the elastic rib 121 and the striker 120, the reinforcing rib 120 is provided with an inclined guide surface, the reinforcing rib 120 reinforces the elastic rib 121 to prolong the service life of the product, and the inclined guide surface also enables the striker 120 to move more smoothly.

The above description is only for the purpose of illustrating the technical solutions of the present invention and is not intended to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent processes performed by using the contents of the specification and the drawings of the utility model, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A safety hammer, characterized by: the novel striker is characterized by comprising a shell, a striker, a pressing piece for controlling the ejection of the striker, a first elastic piece for resetting the pressing piece and a second elastic piece for ejecting the striker, wherein the shell is provided with an accommodating cavity for accommodating the striker and the pressing piece, the pressing piece is provided with an ejection channel for the movement of the striker and a needle hole for the extension of the striker, the striker is provided with an elastic rib arranged at an angle with the striker, a necking part is arranged in the shell, and when the pressing piece moves in the shell, the elastic rib is extruded by the necking part to enable the angle between the elastic rib and the striker to be reduced.

2. A safety hammer as claimed in claim 1, wherein: the elastic rib divides the striker into a first striker section and a second striker section, the first elastic piece is sleeved on the first striker section, one end of the first elastic piece is abutted against the pressing piece, and the other end of the first elastic piece is abutted against the striker; the second elastic piece is sleeved on the second firing pin section, one end of the second elastic piece abuts against the shell, and the other end of the second elastic piece abuts against the firing pin.

3. A safety hammer as claimed in claim 1, wherein: the firing pin is provided with a first limiting block, the shell is provided with a first stroke groove, and the first limiting block reciprocates in the first stroke groove.

4. A safety hammer as claimed in claim 1, wherein: the side of the pressing piece is provided with a second stroke groove, and the shell is provided with a second limiting block.

5. A safety hammer as claimed in claim 1, wherein: the casing includes preceding shell and backshell, passes through screw fixed connection between preceding shell and the backshell.

6. A safety hammer as claimed in claim 5, wherein: one end of the shell, which is far away from the pressing piece, is provided with a cutting groove, a blade is arranged in the cutting groove, and the cutting edge of the blade is obliquely arranged in the cutting groove.

7. A safety hammer as claimed in claim 5, wherein: the decorative shell comprises a middle shell, an upper shell and a lower shell which are connected with the middle shell in a threaded mode, and the decorative shell is detachably connected with the mounting seat.

8. A safety hammer as claimed in claim 1, wherein: a reinforcing rib is arranged between the elastic umbrella rib and the striker, and the reinforcing rib is provided with an inclined guide surface.