CN210186262U

CN210186262U - Safety hammer

Info

Publication number: CN210186262U
Application number: CN201920545258.8U
Authority: CN
Inventors: Lei Cai; 蔡磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-03-27
Anticipated expiration: 2029-04-19

Abstract

The utility model provides a safety hammer, which comprises a bottom shell and a holding part movably connected with the bottom shell, wherein the holding part comprises a holding cavity, a telescopic cover and an impact head; when the safety hammer needs to be used, the telescopic cover is pressed, the telescopic cover is transited from an extending state to a retracting state, the telescopic cover compresses the impact head, the first elastic piece and the blocking clamping seat of the impact head are compressed, and the first elastic piece and the blocking clamping seat store energy; after the telescopic cover is loosened, the impact head is popped up to be used for breaking a window under the rebounding action of the first elastic piece, the blocking clamping seat and the second elastic piece, the telescopic cover is transited from a retraction state to an extension state, the telescopic cover extends out and accommodates the impact head, and the impact head is protected so as to avoid the impact head from stabbing a person.

Description

Safety hammer

Technical Field

The utility model belongs to the technical field of the glass breaker and specifically relates to a safety hammer.

Background

With the improvement of science and technology and the improvement of living standard of people, more and more people choose to buy and use the automobile, and the existing glass breaker is an auxiliary escape tool in a closed cabin. It is generally installed in the place of getting easily in the closed cabin such as car, takes place conflagration or car fall into emergency such as aquatic in the car, can conveniently take out and smash glass window door in order to flee smoothly, and the glass breaker commonly used at present is mostly the safety hammer. The safety hammer mainly utilizes the conical tip of the safety hammer, and because the contact area of the tip is small, when the glass is hammered by the hammer, the pressure of the contact point on the glass is large, so that the glass is slightly cracked when the glass is subjected to a large external force, and at the moment, the glass fragments can be removed by lightly hammering the glass by the hammer for a few times.

At present, people use hammers to knock glass, but due to insufficient strength, the glass can be broken by knocking for many times; and when the escape is carried out underwater, the knocking force of people is weakened due to the resistance, so that the glass is difficult to break.

The safety hammer is characterized in that an installation part is designed for installing the safety hammer in a vehicle, the safety hammer is not provided with a protection cover for protecting the safety hammer, and a tip of the safety hammer easily stabs a person when the safety hammer is not used.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a safety hammer with large impact force.

The utility model discloses a following technical scheme realizes:

the utility model provides a safety hammer, safety hammer include the drain pan and with drain pan swing joint's the portion of holding, the portion of holding is including holding chamber, flexible lid, impact head.

The telescopic cover comprises a retraction state and an extension state, and in the retraction state, the telescopic cover is accommodated in the accommodating cavity and compresses the impact head; in the extended state, the impact head extends out of the accommodating cavity for breaking a window, and the telescopic cover extends out of the accommodating cavity for accommodating the impact head.

Furthermore, the impact head comprises a blocking clamping seat and an impact head, and the blocking clamping seat is fixedly connected with the impact head.

Further, the impact head comprises a first elastic piece, one end of the first elastic piece is fixedly connected with the blocking clamping seat, and in the retraction state, the telescopic cover compresses the blocking clamping seat and the first elastic piece; in the extending state, the first elastic piece and the blocking clamping seat pop up the impact head and the telescopic cover.

Further, the safety hammer comprises a positioning component, the positioning component is contained in the hand holding part, and the positioning component is used for positioning the telescopic cover in a telescopic mode.

Further, the positioning component comprises a sliding block portion, the telescopic cover comprises a sliding groove portion, the sliding groove portion slides in the sliding block portion, and the telescopic cover stretches in the accommodating cavity.

Further, the slide block portion includes a first positioning portion, and the slide groove portion includes a second positioning portion, and in the extended state, the first positioning portion blocks the second positioning portion from moving outward to limit the sliding stroke of the retractable cover.

Further, the locating part comprises a limiting part, a second elastic piece is accommodated in the accommodating cavity, one end of the second elastic piece abuts against the limiting part, the other end of the second elastic piece is connected with the telescopic cover, and in the retraction state, the second elastic piece is compressed by the telescopic cover.

Furthermore, one end of the first elastic piece, which is far away from the blocking clamping seat, is fixedly connected with the limiting part.

Further, the retractable cover comprises a notch, and the positioning component comprises a protruding structure which blocks the second elastic piece from popping out through the notch.

Further, the positioning part comprises a limiting clamping seat, in the retraction state, the telescopic cover abuts against the limiting clamping seat, and the limiting clamping seat blocks the telescopic cover to slide downwards.

Further, the safety hammer comprises an installation part, the installation part comprises a clamping part and a pasting part, the clamping part is fixedly connected with the pasting part, the clamping part is used for clamping the holding part, and the pasting part is used for being installed outwards.

The utility model has the advantages that: the safety hammer comprises a bottom shell and a holding part movably connected with the bottom shell, wherein the holding part comprises a holding cavity, a telescopic cover and an impact head; when the safety hammer needs to be used, the telescopic cover is pressed, the telescopic cover is transited from an extending state to a retracting state, the telescopic cover compresses the impact head, the first elastic piece and the blocking clamping seat of the impact head are compressed, and the first elastic piece and the blocking clamping seat store energy; after the telescopic cover is loosened, the impact head is increased in impact force and can be used for breaking a window under the resilience effect of the first elastic piece, the blocking clamping seat and the second elastic piece, the telescopic cover is transited from a retraction state to an extension state, the telescopic cover extends out and accommodates the impact head, and the impact head is protected so as to avoid the impact head from stabbing a person.

Drawings

Fig. 1 is a schematic structural view of the safety hammer according to the present invention when the retractable cover is in an extended state;

fig. 2 is a schematic view of the retractable cover of the safety hammer according to the present invention in a retracted state;

fig. 3 is an exploded perspective view of the safety hammer of the present invention;

fig. 4 is a schematic view of the internal structure of the positioning component of the safety hammer of the present invention;

fig. 5 is a schematic structural view of the positioning component and the retractable cover of the safety hammer of the present invention;

fig. 6 is a schematic structural diagram of the impact head of the safety hammer of the present invention.

Detailed Description

For a more clear and complete description of the technical solution of the present invention, the following description is made with reference to the accompanying drawings.

Referring to fig. 1 to 6, the present invention provides a safety hammer, which includes a bottom shell 1 and a holding portion 2 movably connected to the bottom shell 1, wherein the holding portion 2 includes a receiving cavity 21, a retractable cover 22, and an impact head 24.

In this embodiment, the bottom case 1 is provided with an O-ring 11, and the O-ring 11 enhances the stability of the connection between the grip portion 2 and the bottom case 1.

Further, the retractable cover 22 includes a retracted state in which the retractable cover 22 is housed within the housing chamber 21 and an extended state; in the extended state, the retractable cover 22 extends from the accommodation chamber 21 and accommodates the impact head 24.

In the present embodiment, the retractable cover 22 is a device for actuating the movement of the impact head 24, the impact head 24 is compressed by the retractable cover 22, and the impact head 24 is charged with energy; after the telescopic cover 22 is loosened, the impact head 24 is ejected from the accommodating cavity 21, and the impact force of the impact head 24 is large, so that the window can be broken.

When the safety hammer needs to be used, the telescopic cover 22 is pressed, the telescopic cover 22 is transited from an extending state to a retracting state, and the impact head 24 is exposed and can be used for breaking a window; after the safety hammer is used, the telescopic cover 22 is pressed down, the telescopic cover 22 extends out to accommodate the impact head 24, and the impact head 24 is protected so as to prevent the impact head 24 from stabbing people.

Further, the impact head 24 includes a blocking clamp 243 and an impact head 242, and the blocking clamp 243 is fixedly connected with the impact head 242.

The impact head 24 further includes a first elastic member 244, and one end of the first elastic member 244 is fixedly connected to the blocking clamp 243. In the retracted state, the retractable cover 22 compresses the blocking clamp 243 and the first elastic member 244; in the extended state, the first elastic member 244 and the blocking clamp 243 eject the impact head 242 and the retractable cover 22.

In this embodiment, the first elastic member 244 is a small spring. When the retractable cover 22 is pressed, the first elastic member 244 is pressed by an external force to be elastically deformed, and the first elastic member 244 stores energy; when the retractable cover 22 is released, the first elastic member 244 rebounds to eject the blocking clamping seat 243, and the impact head 242 fixedly connected with the blocking clamping seat 243 ejects, at this time, the impact force of the impact head 242 is large and can be used for breaking a window, and the retractable cover 22 is transited from the retracted state to the extended state.

Furthermore, the safety hammer comprises a positioning member 23, the positioning member 23 is accommodated in the hand holding part 2, and the positioning member 23 telescopically positions the telescopic cover 22.

In this embodiment, the positioning component 23 includes a first cover 230 and a second cover 231, and the first cover 230 is connected to the second cover 231 in a snap-fit manner. The handheld portion 2 is a shell, a containing cavity 21 is arranged in the handheld portion 2, and the containing cavity 21 contains the positioning mechanism and the telescopic cover 22.

Further, the positioning member 23 includes a slider portion 232, the retractable cover 22 includes a slider portion 220, the slider portion 232 slides on the slider portion 220, and the retractable cover 22 retracts in the accommodating chamber 21. The slider portion 232 includes a first detent portion 2320, the slot portion 220 includes a second detent portion 224, and in the extended state, the first detent portion 2320 blocks the second detent portion 224 from moving outward to limit the sliding stroke of the retractable cover 22.

Referring to fig. 5, the first detent 2320 is located at an end of the positioning member 23, the second detent 224 is located in the sliding groove 220, and when the retractable cover 22 is extended, the first detent 2320 blocks the second detent 224 from moving outward, so as to prevent the retractable cover 22 from falling off the positioning member 23. The slider portion 232 includes a positioning end 2321, when the retractable cover 22 retracts, the second capture portion 224 is captured by the positioning end 2321, and the positioning end 2321 blocks the second capture portion 224 from moving downward, so as to block the retractable cover 22 from sliding downward. The distance between the first blocking portion 2320 and the positioning end 2321 is the sliding distance of the retractable cover 22.

Further, the positioning component 23 includes a limiting portion 235, the accommodating cavity 21 accommodates the second elastic element 210, one end of the second elastic element 210 abuts against the limiting portion 235, the other end of the second elastic element 210 is connected to the retractable cover 22, and in the retracted state, the second elastic element 210 is compressed by the retractable cover 22.

In this embodiment, the second elastic element 210 is a large spring, one end of the second elastic element 210 abuts against the limiting portion 235, and the other end is connected to the retractable cover 22. When the safety hammer needs to be used, the telescopic cover 22 is pressed, the telescopic cover 22 is transited from an extending state to a retracting state, the telescopic cover 22 compresses the impact head 24, the first elastic piece 244 and the blocking clamping seat 243 of the impact head 24 are compressed, and the first elastic piece 244 and the blocking clamping seat 243 store energy; loosen behind the flexible lid 22, through first elastic component 244 block under the rebound effect of cassette 243 and second elastic component 210, the increase of impact head 24 impact force can be used for broken window, flexible lid 22 passes through to the state of stretching out from the state of returning back, flexible lid 22 stretches out and accepts the impact head, thereby impact head 24 obtains the protection and avoids impact head stabs the people, the utility model discloses a safety hammer structure is small and exquisite, convenient to use.

In this embodiment, the retractable cover 22 is provided with a protrusion 223 for easy pressing.

Further, the retractable cover 22 includes a notch 221, and the positioning member 23 includes a protrusion 233, and the protrusion 233 blocks the second elastic member 210 from being ejected through the notch 221.

In this embodiment, the protrusion 233 limits the stroke of the second elastic member 210.

Further, the positioning component 23 includes a limit clamp 234, in the retracted state, the retractable cover 22 abuts against the limit clamp 234, and the limit clamp 234 blocks the retractable cover 22 from sliding down.

In this embodiment, the positioning component 23 is provided with a plurality of positioning blocks 236, the positioning blocks 236 limit the telescopic cover 22 to be telescopic in the positioning component 23, and when the telescopic cover 22 is in a retracted state, the telescopic cover 22 abuts against the limit clamping seat 234.

The limiting part 235 is provided with a through hole 2351, the impact head 242 is provided with a fixing part 245, the diameter of the fixing part 245 is larger than that of the through hole 2351, and the fixing part 245 is fixed at the bottom of the limiting part 235, when the telescopic cover 22 is compressed or the impact head 242 is impacted by external force, the first elastic element 244 is compressed in the accommodating cavity 21; when the telescopic cover 22 is released and the first elastic member 244 is transited from the compressed state to the relaxed state, the fixing portion 245 of the impact head 242 is blocked by the limiting portion 235, so that the whole impact head 24 cannot fall out of the accommodating cavity 21.

Further, the safety hammer includes installation department 3, installation department 3 includes clamping part 31 and pasting part 32, clamping part 31 with pasting part 32 fixed connection, clamping part 31 is used for the centre gripping 2 of holding portion, pasting part 32 is used for externally installing.

In the present embodiment, the grip portion 31 is detachable from the grip portion 2, and can grip the grip portion 2.

In the present embodiment, the safety hammer has a bottom case 1 in which a cutting element 12 is housed, the cutting element 12 being a blade. Unscrewing the bottom case 1, exposing the cutting element 12, the cutting element 12 can be used for cutting a rope, a string head, and the like, improving the practical performance of the safety hammer, and facilitating escape using the cutting element 12 to cut a bundle, and the like.

Of course, the present invention can also have other various embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative work, and all of them belong to the protection scope of the present invention.

Claims

1. The safety hammer is characterized by comprising a bottom shell and a handheld part movably connected with the bottom shell, wherein the handheld part comprises an accommodating cavity, a telescopic cover and an impact head;

the telescopic cover comprises a retraction state and an extension state, and in the retraction state, the telescopic cover is accommodated in the accommodating cavity and compresses the impact head; in the extended state, the impact head extends out of the accommodating cavity to break a window, and the telescopic cover extends out of the accommodating cavity to accommodate the impact head.

2. The safety hammer according to claim 1, wherein the impact head comprises a blocking clamping seat and an impact head, and the blocking clamping seat is fixedly connected with the impact head.

3. The safety hammer according to claim 2, wherein the impact head includes a first elastic member, one end of the first elastic member is fixedly connected with the blocking clamp seat, and in the retracted state, the telescopic cover compresses the blocking clamp seat and the first elastic member; in the extending state, the first elastic piece and the blocking clamping seat pop up the impact head and the telescopic cover.

4. The safety hammer according to claim 1, wherein the safety hammer includes a positioning member received in the grip portion, the positioning member telescopically positioning the retractable cover and the impact head.

5. The safety hammer of claim 4, wherein the positioning member includes a slider portion, and the retractable cover includes a slider portion at which the slider portion slides, and the retractable cover is retracted in the housing cavity.

6. The safety hammer of claim 5, wherein the slider portion includes a first detent portion and the slot portion includes a second detent portion, and wherein in the extended state, the first detent portion blocks the second detent portion from moving outward to limit the travel of the retractable cover.

7. The safety hammer according to claim 4, wherein the positioning member includes a limiting portion, the accommodating chamber accommodates a second elastic member, one end of the second elastic member abuts against the limiting portion, the other end of the second elastic member is connected to the retractable cover, and in the retracted state, the second elastic member is compressed by the retractable cover.

8. The safety hammer of claim 7, wherein the retractable cover includes a notch, and the positioning member includes a protrusion that blocks ejection of the second resilient member through the notch.

9. The safety hammer of claim 4, wherein the positioning member includes a limit catch against which the retractable cover abuts in the retracted state, the limit catch blocking the retractable cover from sliding down.

10. The safety hammer according to claim 1, wherein the safety hammer comprises an installation part, the installation part comprises a clamping part and an adhering part, the clamping part is fixedly connected with the adhering part, the clamping part is used for clamping the holding part, and the adhering part is used for being installed outwards.