CN112717288B

CN112717288B - Fire axe

Info

Publication number: CN112717288B
Application number: CN202110037387.8A
Authority: CN
Inventors: 刘兰
Original assignee: Shaanxi Rong'an Fire Technology Co ltd
Current assignee: Shaanxi Rong'an Fire Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2022-11-22
Anticipated expiration: 2041-01-12
Also published as: CN112717288A

Abstract

The invention discloses a fire axe which comprises a connecting block, wherein the connecting block is arranged in the connecting block, a clamping blade control cavity is arranged in the connecting block, an anti-clamping blade mechanism is arranged in the clamping blade control cavity, a first axe handle is fixedly arranged at the left end of the connecting block, an elongated cavity is arranged in the first axe handle, a handle length control mechanism is arranged in the elongated cavity, and a control box is fixedly arranged at the upper end of the first axe handle.

Description

Fire axe

Technical Field

The invention relates to the field related to fire fighting equipment, in particular to a fire axe.

Background

As is known, the fire axe is a clearance and catches fire or inflammable material, cuts off the instrument that the intensity of a fire spreads, ordinary fire axe length is fixed, can not change the length of axe handle according to user's difference, the fire axe is the easy card sword still in the use, if the position of card is darker, the people that strength is little probably can not extract, partial fire axe rear end has the tip to be used for broken window, but when actually waving the axe, the tip is towards the human body, there is very big potential safety hazard, consequently need design a fire axe and solve above-mentioned problem.

Disclosure of Invention

The invention aims to provide a fire axe which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme. The fire axe comprises a connecting block,

a clamping blade control cavity is arranged in the connecting block, an anti-clamping blade mechanism is arranged in the clamping blade control cavity, a first axe handle is fixedly arranged at the left end of the connecting block, an elongated cavity is arranged in the first axe handle, a handle length control mechanism is arranged in the elongated cavity, a control box is fixedly arranged at the upper end of the first axe handle, a cone control cavity is arranged in the control box, a cone control mechanism is arranged in the cone control cavity, a fixed block is fixedly arranged at the lower end of the cone control cavity, a trapezoidal block with a notch at the lower end is arranged in a chute of the fixed block in a sliding mode, a spring is connected between the trapezoidal block and the left end of the chute, a second limiting block is arranged at the lower end of the chute of the fixed block in a sliding mode, a second limiting block is connected between the lower end of the second limiting block and the lower end of the chute, a sliding rack is arranged in a sliding mode in the chute at the rear end of the cone control cavity, and the trapezoidal block can push the sliding rack to move upwards, a second gear shaft is rotatably arranged between the left end and the right end of the rear end fixing block of the conical head control cavity, a second gear and a worm are sequentially and fixedly arranged on the second gear shaft from left to right, the sliding rack can be meshed with the second gear, a worm gear shaft is rotatably arranged at the rear end of the conical head control cavity, a worm gear and a third gear are sequentially and fixedly arranged on the worm gear shaft from front to back, the worm gear can be meshed with the worm, a limiting rack is slidably arranged in a chute at the rear end of the conical head control cavity and can be meshed with the third gear, a first fixing pipe is fixedly arranged at the right end of the control box, a perforated window breaking conical head is slidably arranged in the first fixing pipe, a spring is connected between the window breaking conical head and the lower end of the first fixing pipe, and the left end and the right end of the first fixing pipe are respectively provided with a bilaterally symmetrical limiting hole, the limiting rack can penetrate through the limiting hole, the lower end of the window breaking conical head is provided with another notch, a first sliding block is arranged in a sliding groove in the upper end of the first axe handle in a sliding mode, a first limiting rod penetrating through the first axe handle is fixedly arranged at the right end of the first sliding block, the right end of the first limiting rod can be clamped in the notch in the lower end of the window breaking conical head, a spring is connected between the left end of the first sliding block and the left end of the sliding groove where the first sliding block is located, a pulling block is arranged in a sliding groove in the upper end of the control box in a sliding mode, springs are respectively connected between the pulling block and the upper end and the lower end of the sliding groove, a first sliding groove is arranged at the lower end of the pulling block, a sliding rod is arranged in a fixed block at the lower end of the conical head control cavity in a sliding mode, a fixing rod is fixedly arranged at the rear end of the sliding rod, and the fixing rod can slide in the first sliding groove.

Preferably, a lengthened axe handle is slidably arranged in the first axe handle, a plurality of connecting ropes with a plurality of lengths are connected between the lengthened axe handle and the connecting block, a rotating ring is rotatably arranged at the outer end of the first axe handle, a gear ring is fixedly arranged on the inner side of the rotating ring, a plurality of first rotating shafts are rotatably arranged between the left end wall and the right end wall of the lengthened cavity, a first gear and a rubber block are sequentially fixedly arranged on the first rotating shafts from left to right, the first gear can be meshed with the gear ring, the rubber block can clamp the lengthened axe handle, and a disk-shaped cover is fixedly arranged at the right end of the lengthened cavity.

Preferably, the fixed motor that is equipped with of card sword control chamber right-hand member, the motor left end is rotated and is equipped with the third axis of rotation, from left to right in proper order the fixed sixth gear, seventh gear that is equipped with in the third axis of rotation, card sword control chamber left end is rotated and is equipped with the second axis of rotation, from left to right in proper order the fixed fourth gear, fifth gear that is equipped with in the second axis of rotation, card sword control chamber left side fixed block right-hand member rotates and is equipped with fifth axis of rotation, the fixed second reversing gear that is equipped with of fifth axis of rotation right-hand member, card sword control chamber right side fixed block left end rotates and is equipped with the fourth axis of rotation, fourth axis of rotation left end rotates and is equipped with first reversing gear, first reversing gear can respectively with sixth gear, second reversing gear meshing, second reversing gear respectively can with fifth gear, first reversing gear meshing, card sword control chamber front end wall slides and is equipped with, card sword control chamber rear end wall slides and is equipped with first anti-sticking sword rack, fourth gear can with first anti-sticking rack meshing, can with the meshing, mesh rack, mesh with the meshing about, be equipped with between the dog control chamber between the screw rod and the screw rod nut about the screw rod is equipped with the screw rod nut, screw rod is articulated nut, screw rod and screw rod can be equipped with the screw rod articulated nut about the screw rod, the screw rod is articulated nut on the screw rod, the screw rod is equipped with the screw rod, the screw rod is articulated nut on the screw rod, the screw rod.

Preferably, an axe blade is fixedly arranged in the groove at the right end of the connecting block, an interference fit positioning pin is arranged at the position of the hole in the axe blade, a first limiting block is fixedly arranged at the right end of the connecting block, and the positioning pin can be fixed in the connecting block by the first limiting block.

Preferably, the front end is fixedly provided with a second anti-clamping blade inclined block, the rear end of the first anti-clamping blade rack is fixedly provided with a first anti-clamping blade inclined block, and the left end of the lengthened axe handle is fixedly provided with a clamping blade switch.

The invention has the beneficial effects that: the window breaking taper head is hidden in the protective shell, when the fire axe is swung backwards, the taper head cannot directly hit a human body, the fire axe can be manually popped out and fixed when needed, and when the fire axe faces thin glass, the glass can be directly smashed by utilizing the force of the popping out of the taper head.

Drawings

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

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of A in FIG. 1;

FIG. 3 is an enlarged schematic view of B of FIG. 1;

FIG. 4 is a schematic diagram of the structure of C-C in FIG. 1;

FIG. 5 is an enlarged schematic view of D of FIG. 1;

fig. 6 is a schematic diagram of the structure of E-E in fig. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The fire axe disclosed by the attached figures 1 to 6 comprises a connecting block 10, wherein a clamping blade control cavity 21 is arranged in the connecting block 10, an anti-clamping blade mechanism 80 is arranged in the clamping blade control cavity 21, a first axe handle 11 is fixedly arranged at the left end of the connecting block 10, an lengthening cavity 65 is arranged in the first axe handle 11, a handle length control mechanism 75 is arranged in the lengthening cavity 65, a control box 14 is fixedly arranged at the upper end of the first axe handle 11, a cone control cavity 20 is arranged in the control box 14, a cone control mechanism 70 is arranged in the cone control cavity 20, a fixing block 44 is fixedly arranged at the lower end of the cone control cavity 20, a trapezoidal block 46 with a notch at the lower end is arranged in a chute of the fixing block 44 in a sliding manner, a spring is arranged between the trapezoidal block 46 and the left end of the chute in a connecting manner, a second limiting block 45 is arranged at the lower end of the chute of the fixing block 44 in a sliding manner, a second limiting block 45 is arranged between the lower end of the second limiting block 45 and the lower end of the chute, a sliding rack 43 is slidably arranged in a chute at the rear end of the conical head control cavity 20, the trapezoidal block 46 can push the sliding rack 43 to move upwards, a second gear shaft 35 is rotatably arranged between the left end and the right end of the rear end fixing block of the conical head control cavity 20, a second gear 34 and a worm 40 are sequentially and fixedly arranged on the second gear shaft 35 from left to right, the sliding rack 43 can be meshed with the second gear 34, a worm gear shaft 39 is rotatably arranged at the rear end of the conical head control cavity 20, a worm gear 38 and a third gear 37 are sequentially and fixedly arranged on the worm gear shaft 39 from front to back, the worm gear 38 can be meshed with the worm 40, a limiting rack 36 is slidably arranged in the chute at the rear end of the conical head control cavity 20, the limiting rack 36 can be meshed with the third gear 37, a first fixing pipe 16 is fixedly arranged at the right end of the control box 14, a perforated window breaking conical head 42 is slidably arranged in the first fixing tube 16, a spring is connected between the window breaking conical head 42 and the lower end of the first fixing tube 16, bilaterally symmetrical limiting holes 41 are respectively arranged at the left end and the right end of the first fixing tube 16, the limiting rack 36 can penetrate through the limiting holes 41, another notch is arranged at the lower end of the window breaking conical head 42, a first slider 28 is slidably arranged in a chute at the upper end of the first axe handle 11, a first limiting rod 30 penetrating through the first axe handle 11 is fixedly arranged at the right end of the first slider 28, the right end of the first limiting rod 30 can be clamped in the notch at the lower end of the window breaking conical head 42, a spring is connected between the left end of the first slider 28 and the left end of the chute where the first slider is located, a poking block 33 is slidably arranged in the chute at the upper end of the control box 14, springs are respectively connected between the poking block 33 and the chute ends, a first chute 32 is arranged at the lower end of the poking block 33, a fixing block 29 is slidably arranged at the lower end of the conical control cavity 20, a fixing block 31 is arranged behind the sliding block 29, and a fixing rod 31 is fixed in the first chute 32.

Beneficially, a lengthened axe handle 13 is slidably arranged in the first axe handle 11, a plurality of connecting ropes 12 with a plurality of lengths are connected between the lengthened axe handle 13 and the connecting block 10, a rotating ring 27 is rotatably arranged at the outer end of the first axe handle 11, a gear ring 26 is fixedly arranged on the inner side of the rotating ring 27, a plurality of first rotating shafts 24 are rotatably arranged between the left end wall and the right end wall of the lengthening cavity 65, a first gear 25 and a rubber block 22 are fixedly arranged on the first rotating shafts 24 from left to right in sequence, the first gear 25 can be meshed with the gear ring 26, the rubber block 22 can clamp the lengthened axe handle 13, and a disk-shaped cover 23 is fixedly arranged at the right end of the lengthening cavity 65.

Beneficially, a motor 55 is fixedly arranged at the right end of the clamp blade control cavity 21, a third rotating shaft 54 is rotatably arranged at the left end of the motor 55, sixth gears 52, 67 and a seventh gear 53 are fixedly arranged on the third rotating shaft 54 from left to right, a second rotating shaft 48 is rotatably arranged at the left end of the clamp blade control cavity 21, a fourth gear 49 and a fifth gear 51 are fixedly arranged on the second rotating shaft 48 from left to right, a fifth rotating shaft 64 is rotatably arranged at the right end of a fixed block at the left side of the clamp blade control cavity 21, a second reversing gear 63 is fixedly arranged at the right end of the fifth rotating shaft 64, a fourth rotating shaft 61 is rotatably arranged at the left end of a fixed block at the right side of the clamp blade control cavity 21, a first reversing gear 62 is rotatably arranged at the left end of the fourth rotating shaft 61, the first reversing gear 62 is respectively engageable with the sixth gear 52 and the second reversing gear 63, the second reversing gear 63 is respectively engageable with the fifth gear 51 and the first reversing gear 62, a front end wall of the clamp blade control cavity 21 is slidably arranged with a first anti-clamp rack gear 50, a second reversing gear 60 is symmetrically engageable with an upper screw rod rack 56, a left-right screw rod rack 56 is symmetrically engageable with a telescopic rack 56, and a screw rod rack 57, a screw rod 56 is symmetrically engageable with a screw rod rack 56, a screw rod 56 is symmetrically engageable with a telescopic rack 57, and a screw rod rack 56 is arranged at the lower end hinged to control cavity 57, and a screw rod 56, and a screw rod rack 57 is arranged at the left-right rack 57, and a screw rod 21 is symmetrically engageable with a screw rod nut 57, and a screw rod nut 57, a screw rod nut is arranged at the lower end hinged with a telescopic rack 56, and a screw rod nut 57, and a screw rod nut 57, a screw rod nut is arranged at the lower end hinged with a screw rod nut 57, a screw rod nut 56 is arranged on the telescopic rack 56, a screw rod nut 57, a screw rod nut is arranged on the telescopic rack 56, and a screw rod nut is arranged on the telescopic rack, a screw rod 21.

Beneficially, an axe blade 17 is fixedly arranged in a groove at the right end of the connecting block 10, a positioning pin 18 in interference fit is arranged at an opening in the axe blade 17, a first limiting block 19 is fixedly arranged at the right end of the connecting block 10, and the positioning pin 18 can be fixed in the connecting block 10 by the first limiting block 19.

Advantageously, the front end of the said 66 is fixedly provided with a second anti-jamming blade skew block 68, the rear end of the said first anti-jamming blade rack 50 is fixedly provided with a first anti-jamming blade skew block 47, and the left end of the said lengthened axe handle 13 is fixedly provided with a jamming blade switch 15.

The use steps herein are described in detail below with reference to fig. 1-6:

in the initial state, the pulling block 33 is in a free state, the window breaking conical head 42 is retracted in the first fixed pipe 16, the telescopic frame 58 is retracted in the blade control cavity 21, and the rubber block 22 locks the lengthened axe handle 13.

When the length of the axe handle needs to be adjusted, the rotating ring 27 is rotated, the rotating ring 27 rotates to drive the gear ring 26 to rotate, the gear ring 26 rotates to drive the first gear 25 to rotate, the first gear 25 rotates to drive the first rotating shaft 24 to rotate, the first rotating shaft 24 rotates to drive the rubber block 22 to rotate and open, the lengthened axe handle 13 is not locked at the moment, a user controls the extending amount of the lengthened axe handle 13 according to actual needs, the rubber block 22 locks the lengthened axe handle 13 again by reversing the rotating ring 27, the length of the axe handle is adjusted, and under special conditions, the lengthened axe handle 13 is pulled out completely, so that the axe can be used as a throwing object or a quick-descending rope.

When the window breaking conical head is needed to break a window, the upper end of the first fixed pipe 16 is abutted against glass, the poking block 33 is poked leftwards, the poking block 33 moves leftwards to drive the sliding rod 29 to move leftwards, the sliding rod 29 moves leftwards to drive the first sliding block 28 to move leftwards, the first sliding block 28 moves leftwards to drive the first limiting rod 30 to move leftwards, the first limiting rod 30 moves leftwards to withdraw from the notch at the lower end of the window breaking conical head 42, the window breaking conical head 42 loses the limiting position and bounces upwards under the action of the spring, the window breaking conical head 42 bounces upwards to break the glass to complete window breaking, after the window breaking conical head 42 bounces, when the window breaking conical head 42 is not enough to break the glass or has other purposes, the poking block 33 rightwards is poked, the poked block 33 moves rightwards to drive the sliding rod 29 to move rightwards, the sliding rod 29 moves rightwards to push the trapezoidal block 46, when a notch below the trapezoidal block 46 passes through the upper end of the second limiting block 45, the second limiting block 45 bounces upwards and is clamped in a notch at the lower end of the trapezoidal block 46, the sliding rack 43 moves upwards to drive the second gear 34 to rotate, the second gear 34 rotates to drive the second gear shaft 35 to rotate, the second gear shaft 35 rotates to drive the worm 40 to rotate, the worm 40 rotates to drive the worm wheel 38 to rotate, the worm wheel 38 rotates to drive the worm wheel shaft 39 to rotate, the worm wheel shaft 39 rotates to drive the third gear 37 to rotate, the third gear 37 rotates to drive the limiting rack 36 to move rightwards to be inserted into the limiting hole 41 and an opening of the window breaking conical head 42, and the window breaking conical head 42 is fixed to be used as a fixed conical head.

When the axe blade 17 is clamped, the blade-clamping switch 15 is pressed to start the motor 55, the motor 55 is started to drive the third rotating shaft 54 to rotate, the third rotating shaft 54 rotates to drive the sixth gear 52, the seventh gears 53 and 67 to rotate, the seventh gear 53 rotates to drive the eighth gear 60 to rotate, the eighth gear 60 rotates to drive the left and right nut blocks 57 to move towards the center side, the nut blocks 57 move to drive the telescopic frame 58 to extend downwards, and the telescopic frame 58 extends to drive the press block 59 to move downwards. The downward movement of the press block 59 pushes the axe upward from the jammed position;

the sixth gear 52 rotates to drive the first reversing gear 62 to rotate, the first reversing gear 62 rotates to drive the second reversing gear 63 to rotate, the second reversing gear 63 rotates to drive the fifth gear 51 to rotate, at the moment, the sixth gear 52 and the fifth gear 51 rotate in opposite directions, the fifth gear 51 rotates to drive the second rotating shaft 48 to rotate, the second rotating shaft 48 rotates to drive the fourth gear 49 to rotate, the fourth gear 49 rotates to drive the first anti-blocking edge rack 50 to move backwards, 67 rotates to drive the 66 to move forwards, the first anti-blocking edge racks 50 and 66 move to respectively drive the first anti-blocking edge inclined block 47 and the second anti-blocking edge inclined block 68 to move towards two sides of the axe edge 17, and the position of the axe edge 17 leaving the blocking edge is assisted.

The invention has the beneficial effects that: the window breaking taper head is hidden in the protective shell, when the fire axe is swung backwards, the taper head cannot directly hit a human body, the fire axe can be manually popped out and fixed when needed, and when the fire axe faces thin glass, the glass can be directly broken by using the popping force of the taper head.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a fire axe, includes the connecting block, its characterized in that: a clamping blade control cavity is arranged in the connecting block, an anti-clamping blade mechanism is arranged in the clamping blade control cavity, a first axe handle is fixedly arranged at the left end of the connecting block, an elongated cavity is arranged in the first axe handle, a handle length control mechanism is arranged in the elongated cavity, a control box is fixedly arranged at the upper end of the first axe handle, a cone control cavity is arranged in the control box, a cone control mechanism is arranged in the cone control cavity, a fixed block is fixedly arranged at the lower end of the cone control cavity, a trapezoidal block with a notch at the lower end is arranged in a chute of the fixed block in a sliding mode, a spring is connected between the trapezoidal block and the left end of the chute, a second limiting block is arranged at the lower end of the chute of the fixed block in a sliding mode, a second limiting block is connected between the lower end of the second limiting block and the lower end of the chute, a sliding rack is arranged in the chute at the rear end of the cone control cavity in a sliding mode, and the trapezoidal block can push the sliding rack to move upwards, a second gear shaft is rotatably arranged between the left end and the right end of the rear end fixing block of the conical head control cavity, a second gear and a worm are sequentially and fixedly arranged on the second gear shaft from left to right, the sliding rack can be meshed with the second gear, a worm gear shaft is rotatably arranged at the rear end of the conical head control cavity, a worm gear and a third gear are sequentially and fixedly arranged on the worm gear shaft from front to back, the worm gear can be meshed with the worm, a limiting rack is slidably arranged in a chute at the rear end of the conical head control cavity and can be meshed with the third gear, a first fixing pipe is fixedly arranged at the right end of the control box, a perforated window breaking conical head is slidably arranged in the first fixing pipe, a spring is connected between the window breaking conical head and the lower end of the first fixing pipe, and the left end and the right end of the first fixing pipe are respectively provided with a bilaterally symmetrical limiting hole, the limiting rack can penetrate through the limiting hole, the lower end of the window breaking conical head is provided with another notch, a first sliding block is arranged in a sliding groove in the upper end of the first axe handle in a sliding mode, a first limiting rod penetrating through the first axe handle is fixedly arranged at the right end of the first sliding block, the right end of the first limiting rod can be clamped in the notch in the lower end of the window breaking conical head, a spring is connected between the left end of the first sliding block and the left end of the sliding groove where the first sliding block is located, a pulling block is arranged in a sliding groove in the upper end of the control box in a sliding mode, springs are respectively connected between the pulling block and the upper end and the lower end of the sliding groove, a first sliding groove is arranged at the lower end of the pulling block, a sliding rod is arranged in a fixed block at the lower end of the conical head control cavity in a sliding mode, a fixing rod is fixedly arranged at the rear end of the sliding rod, and the fixing rod can slide in the first sliding groove.

2. A fire axe as defined in claim 1, wherein: the improved long axe is characterized in that a long axe handle is arranged in the first axe handle in a sliding mode, a connecting rope with a plurality of lengths is connected between the long axe handle and the connecting block, a rotating ring is arranged at the outer end of the first axe handle in a rotating mode, a gear ring is fixedly arranged on the inner side of the rotating ring, a plurality of first rotating shafts are rotatably arranged between the left end wall and the right end wall of the long cavity, a first gear and a rubber block are sequentially fixedly arranged on the first rotating shafts from left to right, the first gear can be meshed with the gear ring, the rubber block can clamp the long axe handle, and a disc-shaped cover is fixedly arranged at the right end of the long cavity.

3. A fire axe as defined in claim 1, wherein: the connecting block is characterized in that an axe blade is fixedly arranged in a groove at the right end of the connecting block, an interference fit positioning pin is arranged at a hole in the axe blade, a first limiting block is fixedly arranged at the right end of the connecting block, and the positioning pin can be fixed in the connecting block by the first limiting block.