CN114452558A

CN114452558A - Window breaking assembly and flashlight with window breaking function

Info

Publication number: CN114452558A
Application number: CN202210023014.XA
Authority: CN
Inventors: 刘力丹
Original assignee: Shanghai Qiwai Culture Technology Co ltd
Current assignee: Shanghai Qiwai Culture Technology Co ltd; Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-05-10

Abstract

The invention provides a window breaking assembly and a flashlight with the window breaking function, wherein the window breaking assembly comprises: the accommodating cavity is provided with an opening at one end and is provided with a guide part; the window breaking nail is provided with a front end and a rear end which are opposite, and comprises a polished rod and a guide pin arranged on the outer peripheral surface of the polished rod; the limiting spring is sleeved on the polished rod, one end of the limiting spring is abutted against the cavity bottom of the accommodating cavity, and the limiting spring has elastic acting force for promoting the window breaking nail to move back to the cavity bottom of the accommodating cavity after being compressed; the window breaking nail comprises a moving shell, wherein a guide hole, a first guide groove and a second guide groove are formed in the moving shell, and a part of the window breaking nail is accommodated in the guide hole. Through this broken window subassembly, the front end of broken window nail outwards pops out through the guiding hole of motion casing, produces the impact force in the twinkling of an eye to external window, has realized the state of popping out of broken window nail to realize the use of broken window subassembly in multiple broken window occasion.

Description

Window breaking assembly and flashlight with window breaking function

Technical Field

The invention relates to the technical field of window breaking, in particular to a window breaking assembly and a flashlight with a window breaking function.

Background

At present, flashlights with window breakers in the market are basically hammer-type, and when the flashlights are trapped in a vehicle, the window of the vehicle is broken by using a hammer. However, when the window breaker with the hammer is underwater, the window cannot be broken by force due to the resistance of water, and the window breaker cannot be normally used underwater.

Accordingly, there is a need to ameliorate one or more of the problems with the related art solutions described above.

It is noted that this section is intended to provide a background or context to the disclosure as recited in the claims. The description herein is not admitted to be prior art by inclusion in this section.

Disclosure of Invention

The invention aims to provide a window breaking assembly and a flashlight with the window breaking function, and normal use of the window breaking assembly in underwater scenes and the like is realized.

The purpose of the invention is realized by adopting the following technical scheme:

the invention provides a window breaking assembly, which comprises:

the device comprises an accommodating cavity, a guide part and a guide part, wherein one end of the accommodating cavity is provided with an opening;

the window breaking nail is provided with a front end and a rear end which are opposite, and comprises a polished rod and a guide pin arranged on the peripheral surface of the polished rod;

the limiting spring is sleeved on the polished rod, one end of the limiting spring abuts against the cavity bottom of the accommodating cavity, and the limiting spring is compressed to have elastic acting force for enabling the window breaking nail to move back to the cavity bottom of the accommodating cavity;

the window breaking nail comprises a moving shell, a first guide groove and a second guide groove, wherein a guide hole, the first guide groove and the second guide groove are formed in the moving shell, a part of the window breaking nail is accommodated in the guide hole, and the first guide groove and the second guide groove are formed in the side wall of the moving shell and are used for allowing the guide pin to pass through;

the window breaking nail is provided with a reset state and an ejection state, and when the window breaking nail is in the reset state, the guide pin of the window breaking nail is limited in the first guide groove; when the motion shell is pressed towards the accommodating cavity, the guide part of the accommodating cavity and the first guide groove are matched to drive the guide pin to move from the first guide groove to the second guide groove, and under the action of the limiting spring, the front end of the window breaking nail is outwards popped out through the guide hole of the motion shell.

In some optional embodiments, a boss is further disposed on the outer circumferential surface of the polish rod, and the other end of the limiting spring abuts against the boss of the polish rod.

In some optional embodiments, the front end of the window breaking nail is a tip.

In some optional embodiments, two guide pins are disposed on the outer circumferential surface of the polish rod, and two guide holes, two first guide grooves and two second guide grooves are disposed on the moving housing, and each guide pin is respectively matched with one guide hole, one first guide groove and one second guide groove.

In some alternative embodiments, the two guide pins are located on opposite sides of the polished rod.

In some optional embodiments, the first guide groove is an inclined groove intersecting with the moving direction of the window breaking nail, and the second guide groove is a straight groove parallel to the moving direction of the window breaking nail.

In some optional embodiments, a notch extending from one end of the opening to the bottom of the accommodating cavity is formed in the accommodating cavity, a straight edge parallel to the movement direction of the window breaking nail and a bevel edge intersecting with the movement direction of the window breaking nail are formed in the notch of the accommodating cavity, and the bevel edge of the notch of the accommodating cavity forms a guide part.

In some optional embodiments, the window breaking assembly further includes a return spring, the return spring is sleeved on the polished rod, two ends of the return spring are respectively connected to the cavity bottom of the accommodating cavity and the moving shell, when the window breaking nail is in the pop-up state, the return spring is stretched and has an elastic acting force for urging the window breaking nail to move towards the cavity bottom of the accommodating cavity, and under the action of the return spring, the guide pin of the window breaking nail is limited in the first guide groove.

In some optional embodiments, the return spring is sleeved on the polish rod and sleeved outside the limit spring.

In some optional embodiments, the movement housing is further provided with a cutting knife and an inclined groove, the inclined groove penetrates through the movement housing along the direction perpendicular to the movement direction of the movement housing, the cutting knife is arranged in the inclined groove, and the cutting edge of the cutting knife faces the notch of the inclined groove.

In some optional embodiments, the moving casing includes a moving inner casing and a moving outer casing, the guide hole, the first guide groove and the second guide groove are formed on the moving inner casing, and the moving outer casing covers the moving inner casing.

The invention also provides a flashlight with a window breaking function, which comprises a flashlight body and the window breaking assembly.

In some optional embodiments, the flashlight further comprises a tail cover, the front end of the barrel is provided with the light source, the window breaking assembly is arranged at the rear end of the barrel, the tail cover is detachably arranged at the rear end of the barrel, and the tail cover covers the window breaking assembly.

In some optional embodiments, a side light and a magnetic attraction guide rail assembly are further arranged on the barrel body, the magnetic attraction guide rail assembly comprises a guide rail, a magnet seat and a magnet, a buckle is arranged in the guide rail, the buckle of the guide rail is tightly matched with the barrel body after being clamped, the magnet is accommodated in the magnet seat, and two ends of the magnet seat are slidably buckled at the upper end and the lower end of the guide rail, so that the magnet seat and the magnet can move along the circumferential direction of the barrel body.

In some optional embodiments, the flashlight further comprises a barrel head, wherein a convex lens is arranged in the barrel head, the barrel head is movably arranged at the front end of the barrel body, so that the barrel head can slide in the axial direction of the barrel body and realize light condensation or floodlight, a charging port is arranged on the barrel body and used for charging the flashlight, and the barrel head covers or exposes the charging port after sliding in the axial direction of the barrel body.

Compared with the prior art, the invention has the beneficial effects that at least:

through the above-mentioned broken window subassembly, the intracavity is being held in some setting of broken window nail, some holds in the guiding hole of motion casing, broken window nail is when the reset state, broken window nail's uide pin is restricted in first guide way, when holding chamber press motion casing towards, the guide part that holds the chamber moves to the second guide way with first guide way cooperation drive uide pin from first guide way, under the spacing spring effect of cover setting on broken window nail, broken window nail's front end outwards pops out through the guiding hole of motion casing, produce impact force in the twinkling of an eye to external window, the pop-up state of broken window nail has been realized, thereby realize the normal use of broken window subassembly in any broken window occasion.

Drawings

Fig. 1A is a schematic structural diagram of a window breaking assembly in a first state according to an embodiment of the present invention.

Fig. 1B is a schematic structural diagram of a window breaking assembly in a second state according to an embodiment of the present invention.

Fig. 1C is a schematic structural diagram of a window breaking assembly in a third state according to an embodiment of the present invention.

FIG. 2 is a schematic cross-sectional view of a flashlight of the present invention without a window breaking assembly being ejected.

FIG. 3 is a schematic cross-sectional view of a flashlight of the present invention after the window breaking assembly is ejected.

Fig. 4 is an exploded view of a flashlight with a window breaking function according to another embodiment of the present invention.

FIG. 5 is an exploded view of the magnetic rail assembly of FIG. 4.

In the figure: 10. an accommodating chamber; 11. straight sides; 12. a bevel edge; 20. breaking the window nail; 21. a polish rod; 211. a boss; 22. a guide pin; 23. a front end; 24. a back end; 30. a limiting spring; 40. a motion housing; 41. a moving inner shell; 411. a first guide groove; 412. a second guide groove; 42. a moving housing; 43. an inclined groove; 50. a return spring; 60. a flashlight; 61. a barrel body; 611. a side light; 612. magnetically attracting the guide rail assembly; 6121. a guide rail; 6122. a magnet base; 6123. a magnet; 6124. buckling; 62. a tail cover; 63. a cartridge head; 631. a convex lens.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.

The words expressing the position and direction described in the present invention are illustrated in the accompanying drawings, but may be changed as required and still be within the scope of the present invention.

Referring to fig. 1A-1C and fig. 2, an embodiment of the present invention provides a window breaking assembly, including: the containing cavity 10, the window breaking nail 20, the limiting spring 30 and the moving shell 40.

Wherein, one end of the accommodating cavity 10 has an opening, and a guide part (not shown in the figure) is arranged on the accommodating cavity 10.

At least one part of the window breaking nail 20 is arranged in the accommodating cavity 10, the window breaking nail 20 is provided with a front end 23 and a rear end 24 which are opposite, and the window breaking nail 20 comprises a polished rod 21 and a guide pin 22 arranged on the outer peripheral surface of the polished rod 21.

The limiting spring 30 is sleeved on the polish rod 21, one end of the limiting spring 30 abuts against the cavity bottom of the accommodating cavity 10, and the limiting spring 30 has elastic acting force for promoting the window breaking nail 20 to move back to the cavity bottom of the accommodating cavity 10 after being compressed.

The moving housing 40 is provided with a guide hole (not shown), in which a portion of the window breaking nail 20 is received, a first guide groove 411 and a second guide groove 412, the first guide groove 411 and the second guide groove 412 being formed on a side wall of the moving housing 40 and through which the guide pin 22 passes.

The window breaking nail 20 has a reset state and an ejection state, and when the window breaking nail 20 is in the reset state, the guide pin 22 of the window breaking nail 20 is limited in the first guide slot 411; when the moving housing 40 is pressed toward the accommodating cavity 10, the guide portion (not shown) of the accommodating cavity 10 cooperates with the first guide slot 411 to drive the guide pin 22 to move from the first guide slot 411 to the second guide slot 412, and the front end 23 of the window breaking nail 20 is ejected outwards through the guide hole (not shown) of the moving housing 40 under the action of the limiting spring 30.

With the above window breaking assembly, a part of the window breaking nail 20 is disposed in the accommodating cavity 10, and a part of the window breaking nail 20 is accommodated in the guide hole (not shown) of the moving housing 40, as shown in fig. 1A, when the window breaking nail 20 is in the reset state, the guide pin 22 of the window breaking nail 20 is limited in the first guide slot 411, and the window breaking nail 20 cannot be ejected. When the moving housing 40 is pressed towards the accommodating cavity 10, as shown in fig. 1B and 1C, the guide portion (not shown) of the accommodating cavity 10 cooperates with the first guide slot 411 to drive the guide pin 22 to move from the first guide slot 411 to the second guide slot 412, and under the action of the limiting spring 30 sleeved on the window breaking nail 20, the front end 23 of the window breaking nail 20 is ejected outwards through the guide hole (not shown) of the moving housing 40 to generate instant impact force on an external window, so that the ejection state of the window breaking nail 20 is realized, and the normal use of the window breaking assembly on any window breaking occasion is realized. Fig. 1A is a state diagram of the window break 20 in the reset state, fig. 1B is a state diagram of the case 40 being pushed, and fig. 1C is a state diagram of the guide pin 22 just before moving from the first guide groove 411 to the second guide groove 412 after the case 40 is pushed.

The various portions of the above-described breaking window assembly in this example embodiment are described in more detail below with reference to fig. 1A-4.

In one embodiment, the accommodating cavity 10 is used for accommodating a part of the window breaking nail 20, and the polish rod 21 of the window breaking nail 20 is sleeved with a limiting spring 30 for providing an elastic force for ejecting the window breaking nail 20 when the limiting spring 30 is compressed by an external force. The moving shell 40 can reciprocate along the direction of the window breaking nail 20, so that the window breaking nail 20 can be ejected and reset. When the guide pin 22 of the window breaking nail 20 is limited in the first guide slot 411, the window breaking nail 20 is in a reset state; when the movable shell 40 is pressed, the guide part (not shown in the figure) on the accommodating cavity 10 is matched with the first guide groove 411, the guide pin 22 is driven to move from the first guide groove 411 to the second guide groove 412, under the action of the limiting spring 30 sleeved on the polish rod 21 of the window breaking nail 20, the front end 23 of the window breaking nail 20 is ejected outwards from the guide hole (not shown in the figure) of the movable shell 40, and instantaneous impact force is generated on an external window, in the process, the window breaking assembly realizes ejection of the window breaking nail 20, can be normally used in any window breaking occasion, and is not limited to underwater normal use, and is not influenced by water resistance when being used underwater, and can be normally used for breaking a window.

Optionally, in some embodiments, a boss 211 is further disposed on the outer circumferential surface of the polish rod 21, and the other end of the limit spring 30 abuts against the boss 211 of the polish rod 21.

Specifically, the boss 211 is disposed on the upper outer circumferential surface of the polish rod 21, and is used for the limit spring 30 to reciprocate along the axial direction of the polish rod 21, and the other end of the limit spring 30 can be fixedly connected to the boss 211 of the polish rod 21.

Optionally, in some embodiments, the front end 23 of the window break pin 20 is pointed.

Specifically, under the action of the limiting spring 30, the tip end of the window breaking nail 20 is more likely to break the window when being ejected, so that the window breaking purpose is realized.

Alternatively, in some embodiments, two guide pins 22 are disposed on the outer peripheral surface of the polish rod 21, two guide holes (not shown), two first guide slots 411 and two second guide slots 412 are disposed on the moving housing 40, and each guide pin 22 is respectively matched with one guide hole (not shown), one first guide slot 411 and one second guide slot 412.

Specifically, two guide pins 22 are provided on the outer peripheral surface of the polish rod 21 for moving along the first guide grooves 411 to the second guide grooves 412 through corresponding guide holes (not shown). Optionally, in some embodiments, the two guide pins 22 are located on opposite sides of the polish rod 21.

Specifically, two guide pins 22 are respectively located on opposite sides of the polish rod 21, that is, the axial centers of the two guide pins 22 are collinear, so that the guide pins 22 can move from the first guide groove 411 to the second guide groove 412. Through setting up two relative guide pin 22 and first guide way 411 and moving to second guide way 412, polished rod 21 is at the motion in-process, and both sides atress is even, is difficult to the slope, can improve broken window's success rate.

Optionally, in some embodiments, the first guide slot 411 is an inclined slot intersecting the moving direction of the window breaking nail 20, and the second guide slot 412 is a straight slot parallel to the moving direction of the window breaking nail 20.

Specifically, the first guide slot 411 is a chute, and the inclination direction of the chute intersects with the movement direction of the window breaking nail 20, and the chute facilitates the ejection and resetting of the window breaking nail 20, and is further beneficial to being matched with the guide part of the accommodating cavity 10, so as to facilitate the driving of the guide pin 22 to move from the first guide slot 411 to the second guide slot 412; the second guide groove 412 is a straight groove, and the straight groove is parallel to the moving direction of the window breaking nail 20, and when the guide pin 22 moves to the second guide groove 412, the second guide groove 412 of the straight groove structure facilitates the outward ejection of the window breaking nail 20.

Optionally, in some embodiments, a notch extending from one end of the opening to the bottom of the accommodating chamber 10 is formed in the accommodating chamber 10, a straight edge 11 parallel to the moving direction of the window breaking nail 20 and a bevel edge 12 intersecting the moving direction of the window breaking nail 20 are formed in the notch of the accommodating chamber 10, and the bevel edge 12 of the notch of the accommodating chamber 10 forms a guide portion (not shown in the drawings).

In particular, the inclined edge 12 of the notch of the housing 10 forms a guide (not shown) for facilitating the ejection and re-ejection of the window breaking nail 20. When the movable housing 40 is pressed, the inclined edge 12 of the accommodating cavity 10 is engaged with the first guide slot 411, as shown in fig. 1C, the inclined edge 12 drives the guide pin 22 to move from the first guide slot 411 to the second guide slot 412, and the front end 23 of the window breaking nail 20 is ejected outwards from the guide hole of the movable housing 40 under the action of the limiting spring 30 sleeved on the polish rod 21 of the window breaking nail 20.

Optionally, in some embodiments, the window breaking assembly further includes a return spring 50, the return spring 50 is sleeved on the polish rod 21, two ends of the return spring 50 are respectively connected to the bottom of the accommodating cavity 10 and the moving housing 40, when the window breaking nail 20 is in the pop-up state, the return spring 50 is stretched and has an elastic acting force that urges the window breaking nail 20 to move toward the bottom of the accommodating cavity 10, and under the action of the return spring 50, the guide pin 22 of the window breaking nail 20 is limited in the first guide groove 411.

Specifically, when broken window nail 20 is in the pop-up state, reset spring 50 is in the tensile state, this moment under reset spring 50's effort, reset spring 50 will move casing 40 and draw to the chamber bottom direction that holds chamber 10, thereby make broken window nail 20's uide pin 22 be in first guide way 411, realize broken window nail 20's restoration, therefore, press motion casing 40 once, can realize once broken window, after broken window, broken window nail 20 resets under reset spring 50's effect, press motion casing 40 once more, can realize the secondary broken window, from this, through setting up reset spring 50, can realize broken window many times as required, avoid once breaking window unsuccessful, the condition of unable broken window once more.

Optionally, in some embodiments, the return spring 50 is sleeved on the polish rod 21 and sleeved outside the limit spring 30.

Specifically, establish reset spring 50 outside spacing spring 30 for realize breaking the reset of window nail 20, above-mentioned structure can make full use of hold the space in chamber 10, makes broken window subassembly have less volume.

Optionally, in some embodiments, a cutting knife (not shown) and an inclined groove 43 are further disposed on the moving housing 40, the inclined groove 43 penetrates through the moving housing 40 in a direction perpendicular to the moving housing 40, the cutting knife (not shown) is mounted in the inclined groove 43, and a cutting edge (not shown) of the cutting knife (not shown) faces a notch of the inclined groove 43.

Specifically, a cutter (not shown) is disposed on the moving casing 40, so that the window breaking assembly has a function of the cutter (not shown), and the cutter (not shown) can be used for cutting a safety belt, a rope, and the like. A cutting knife (not shown in the figure) is arranged in the inclined groove, and the cutting edge faces the notch of the inclined groove 43, so that the cutting knife (not shown in the figure) is convenient to use when in use, and meanwhile, the danger to people is avoided when the cutting knife (not shown in the figure) is not used.

Alternatively, in some embodiments, the moving housing 40 includes a moving inner housing 41 and a moving outer housing 42, the guide hole (not shown), the first guide slot 411 and the second guide slot 412 are formed on the moving inner housing 41, and the moving outer housing 42 is covered outside the moving inner housing 41.

Specifically, the guide hole (not shown), the first guide slot 411, and the second guide slot 412 provided on the moving inner shell 41 facilitate the window breaking assembly to pop up and reset, and the moving outer shell 42 provided outside the moving inner shell 41 makes the moving shell 40 more beautiful.

Through the window breaking assembly, a part of the window breaking nail 20 is arranged in the accommodating cavity 10, a part of the window breaking nail 20 is accommodated in a guide hole (not shown in the figure) of the moving shell 40, when the window breaking nail 20 is in a reset state, the guide pin 22 of the window breaking nail 20 is limited in the first guide groove 411, when the moving shell 40 is pressed towards the accommodating cavity 10, a guide part (not shown in the figure) of the accommodating cavity 10 is matched with the first guide groove 411 to drive the guide pin 22 to move from the first guide groove 411 to the second guide groove 412, under the action of the limiting spring 30 sleeved on the window breaking nail 20, the front end 23 of the window breaking nail 20 is outwards ejected through the guide hole (not shown in the figure) of the moving shell 40, instant impact force is generated on an external window, the ejection state of the window breaking nail 20 is realized, and normal use of the window breaking assembly in any window breaking occasion is realized.

Referring to fig. 2-5, the embodiment of the present invention further provides a flashlight 60 with a window breaking function, where the flashlight 60 includes a barrel 61 and the window breaking assembly.

Specifically, the flashlight 60 has a window breaking assembly, so that the flashlight 60 can achieve the function of breaking the window while achieving illumination.

Optionally, in some embodiments, the flashlight 60 further includes a tail cover 62, the front end 23 of the barrel 61 is provided with a light source (not shown), the window breaking assembly is disposed at the rear end 24 of the barrel 61, the tail cover 62 is detachably disposed at the rear end 24 of the barrel 61, and the tail cover 62 covers the window breaking assembly.

Specifically, the tail cover 62 is detachably disposed at the rear end 24 of the barrel body 61, covers the window breaking assembly, and can quickly detach the tail cover 62 when the window breaking function of the flashlight 60 needs to be used, and the window breaking function of the window breaking assembly can be realized according to the use of the window breaking assembly, which is not described herein any more, wherein the tail cover 62 and the barrel body 61 are in threaded connection, and the specific connection mode is selected according to actual conditions, and the structure of the flashlight 60 is more attractive by disposing the tail cover 62.

Optionally, in some embodiments, the barrel body 61 is further provided with a side light 611 and a magnetic attraction guide rail assembly 612, the magnetic attraction guide rail assembly 612 includes a guide rail 6121, a magnet holder 6122 and a magnet 6123, the guide rail 6121 includes a fastener 6124, the fastener 6124 of the guide rail 6121 is tightly fitted with the barrel body 61 after being clamped, the magnet 6123 is accommodated in the magnet holder 6122, and two ends of the magnet holder 6122 are slidably fastened at the upper end and the lower end of the guide rail 6121, so that the magnet holder 6122 and the magnet 6123 can move along the circumferential direction of the barrel body 61.

Specifically, two ends of the magnet holder 6122 are slidably buckled at the upper end and the lower end of the guide rail 6121, the magnet 6123 is accommodated in the magnet holder 6122, and the magnet holder 6122 and the magnet 6123 can move along the circumferential direction of the guide rail 6121 and the barrel 61, so that the flashlight 60 can be attached to a target object, such as a car tail cover or an iron door frame, and be illuminated by the side lamp 611.

Optionally, in some embodiments, the flashlight 60 further includes a barrel head 63, a convex lens 631 is disposed in the barrel head 63, the barrel head 63 is movably disposed at the front end 23 of the barrel 61, so that the barrel head 63 can slide in the axial direction of the barrel 61 and implement light focusing or floodlighting, a charging port (not shown) is disposed on the barrel 61, the charging port (not shown) is used for charging the flashlight 60, and the barrel head 63 covers or exposes the charging port (not shown) after sliding in the axial direction of the barrel 61.

Specifically, the barrel head 63 is movably disposed at the front end 23 of the barrel 61, and the barrel head 63 slides in the axial direction of the barrel 61 to change the distance between the convex lens 631 and the light source (not shown in the figure) to realize light focusing or floodlight. A charging port (not shown) on the barrel 61 is used for charging the flashlight 60, and the barrel head 63 slides in the axial direction of the barrel 61 to shield or expose the charging port (not shown), i.e. the charging port (not shown) is hidden on the barrel 61, so that the integral aesthetic property of the flashlight 60 is realized.

Although embodiments of the present invention have been shown and described, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the spirit and scope of the present invention, all such changes being within the scope of the appended claims.

Claims

1. A window breaking assembly, comprising:

the limiting spring is sleeved on the polished rod, one end of the limiting spring is abutted to the cavity bottom of the accommodating cavity, and the limiting spring is compressed to have elastic acting force for enabling the window breaking nail to move back to the cavity bottom of the accommodating cavity;

2. The window breaking assembly of claim 1, wherein a boss is further disposed on the outer circumferential surface of the polish rod, and the other end of the limiting spring abuts against the boss of the polish rod.

3. The flashlight with the window breaking function according to claim 1, wherein the front end of the window breaking nail is a tip.

4. The window breaking assembly of claim 1, wherein two guide pins are disposed on the outer circumferential surface of the polish rod, and two guide holes, two first guide grooves and two second guide grooves are disposed on the moving housing, and each guide pin is respectively engaged with one of the guide holes, one of the first guide grooves and one of the second guide grooves.

5. The window breaking assembly of claim 4, wherein the two guide pins are located on opposite sides of the polished rod.

6. The window breaking assembly of claim 1, wherein the first guide groove is an inclined groove intersecting the direction of movement of the window breaking nail, and the second guide groove is a straight groove parallel to the direction of movement of the window breaking nail.

7. The window breaking assembly according to claim 6, wherein a notch extending from one end of the opening to the bottom of the accommodating cavity is formed in the accommodating cavity, a straight edge parallel to the moving direction of the window breaking nail and a bevel edge intersecting with the moving direction of the window breaking nail are formed in the notch of the accommodating cavity, and the bevel edge of the notch of the accommodating cavity forms a guide portion.

8. The window breaking assembly according to claim 1, further comprising a return spring, wherein the return spring is sleeved on the polish rod, two ends of the return spring are respectively connected with the bottom of the accommodating cavity and the moving shell, when the window breaking nail is in the ejection state, the return spring is stretched and has an elastic acting force for urging the window breaking nail to move towards the bottom of the accommodating cavity, and under the action of the return spring, the guide pin of the window breaking nail is limited in the first guide groove.

9. The window breaking assembly of claim 8, wherein the return spring is sleeved on the polish rod and sleeved outside the limit spring.

10. The window breaking assembly of claim 1, wherein the moving housing is further provided with a cutter and an inclined groove, the inclined groove penetrates through the moving housing in a direction perpendicular to a moving direction of the moving housing, the cutter is mounted in the inclined groove, and a cutting edge of the cutter faces a notch of the inclined groove.

11. The window breaking assembly of claim 1, wherein the moving housing comprises a moving inner shell and a moving outer shell, the guide hole, the first guide groove and the second guide groove are formed on the moving inner shell, and the moving outer shell is covered outside the moving inner shell.

12. A flashlight with a window breaking function, wherein the flashlight comprises a flashlight body and the window breaking assembly as claimed in any one of claims 1 to 11.

13. The flashlight of claim 12, further comprising a tail cap, wherein the front end of the barrel is provided with a light source, the window breaking assembly is disposed at the rear end of the barrel, the tail cap is detachably disposed at the rear end of the barrel, and the tail cap covers the window breaking assembly.

14. The flashlight with the window breaking function according to claim 12, wherein the barrel body is further provided with a side lamp and a magnetic attraction guide rail assembly, the magnetic attraction guide rail assembly comprises a guide rail, a magnet seat and a magnet, the guide rail is internally provided with a buckle, the buckle of the guide rail is tightly matched with the barrel body after being clamped, the magnet is accommodated in the magnet seat, and two ends of the magnet seat are slidably buckled at the upper end and the lower end of the guide rail, so that the magnet seat and the magnet can move along the circumferential direction of the barrel body.

15. The flashlight with the window breaking function according to claim 12, further comprising a barrel head, wherein a convex lens is arranged in the barrel head, the barrel head is movably arranged at the front end of the barrel body, so that the barrel head can slide in the axial direction of the barrel body and realize light condensation or floodlight, a charging port is arranged on the barrel body and used for charging the flashlight, and the barrel head can shield or expose the charging port after the barrel body slides in the axial direction.