CN213285438U

CN213285438U - Self-powered wind type fire extinguishing equipment

Info

Publication number: CN213285438U
Application number: CN202021735600.XU
Authority: CN
Inventors: 孙学礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-05-28
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a self-operated wind formula equipment of putting out a fire, including box, pedal mechanism, power transmission, acceleration mechanism, impeller and dryer subassembly, power transmission includes ratchet wheel, first gear, and ratchet wheel and first gear are all established in the box through first pivot. The ratchet wheel is provided with a chain, one end of the chain is elastically connected with the bottom of the box body, and the other end of the chain is connected with the pedal mechanism. The air duct assembly is arranged outside the box body, and the impeller is located in the air duct assembly. The box is internally provided with a second rotating shaft, a second gear is arranged on the second rotating shaft, a shaft sleeve is sleeved on the second rotating shaft, a third gear is arranged on the shaft sleeve, and the first gear drives the second rotating shaft and the shaft sleeve to rotate through a speed increasing mechanism respectively. The two impellers are respectively arranged on the second rotating shaft and the shaft sleeve. The utility model discloses need not any fuel, utilize the walking of fireman to provide power, mechanical vibration is little, need not to leave the supplementary fuel midway, labour saving and time saving, and the fire extinguishing efficiency is high, and the maintenance cost is low, and the security performance is higher.

Description

Self-powered wind type fire extinguishing equipment

Technical Field

The utility model relates to a fire-fighting equipment technical field, concretely relates to self-force wind formula equipment of putting out a fire.

Background

When forest fire takes place at present, the fire fighter adopts portable or backpack wind power fire extinguisher to put out a fire, and portable and backpack wind power fire extinguisher adopts the gasoline engine as power device, and weight is heavier and the vibration is great in the use, increases fire fighter's burden, leads to fire fighter's physical demands too fast. After the fire extinguisher is used for a period of time, fuel oil needs to be supplemented to a position far away from a fire scene, and then the fire extinguisher returns to the fire scene to continuously extinguish the fire, so that a round trip delays more time, wastes time and labor, and influences the fire extinguishing efficiency. In addition, the gasoline engine uses gasoline as fuel, so that the fire scene has high danger, equipment is frequently required to be maintained and checked, and the situation that the engine cannot be started in emergency is avoided. In addition, during fire fighting, a fire fighter, due to its proximity to or at the site of the fire, may be burning on the face of the firefighter, and the irritation of the eyes, in particular, may make opening difficult and extremely uncomfortable. Therefore, further improvements are needed in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, the utility model provides a self-operated wind formula fire extinguishing equipment, the current fire extinguishing apparatus weight of solution is heavier, the vibration is great, the supplementary fuel process is wasted time and energy, the availability factor is low, the maintenance cost is high, the poor problem of fail safe nature.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a self-operated wind formula fire extinguishing equipment, includes box, pedal mechanism, power transmission, acceleration mechanism, impeller and dryer subassembly, and power transmission is located box inside one side, and it includes ratchet wheel, first gear, and ratchet wheel and first gear all set up in first pivot, the both ends and the box normal running fit of first pivot.

The ratchet wheel is provided with a chain, one end of the chain is elastically connected with the bottom of the box body, and the other end of the chain is connected with the pedal mechanism.

The air duct assembly is arranged outside the box body, one end of the air duct assembly is fixedly connected with the box body, and the impeller is located inside the air duct assembly.

The other side of the interior of the box body is provided with a second rotating shaft, a second gear is arranged on the second rotating shaft, a shaft sleeve is sleeved outside the second rotating shaft, a third gear is arranged on the shaft sleeve, and the first gear drives the second rotating shaft and the shaft sleeve to rotate through a speed increasing mechanism respectively.

One end of the second rotating shaft and one end of the shaft sleeve extend into the air duct assembly, the two impellers are arranged on the second rotating shaft and the shaft sleeve in tandem respectively, and an air inlet communicated with the air duct assembly is formed in the outer wall of the box body.

Further, the box is square shell structure, and its outer wall that is located dryer subassembly one side is equipped with two baldrics, disposes the fastener on the baldric, and the box outer wall is equipped with the pocket that is used for holding bottled water with the adjacent one side in baldric position.

Furthermore, the pedal mechanism comprises an L-shaped support, a pedal and a first pressure spring, one end of the pedal is hinged with the horizontal part of the L-shaped support, and the other end of the pedal penetrates through a long hole in the vertical part of the L-shaped support.

The first pressure spring is vertically arranged on one side, away from the hinged position of the pedal and the L-shaped support, of the vertical part of the L-shaped support, the upper end of the first pressure spring is connected with the other end of the pedal, and the lower end of the first pressure spring is connected with the L-shaped support.

Furthermore, one end of the chain is connected with one end of the steel wire, the other end of the steel wire penetrates through the through hole in the upper end of the L-shaped support to be connected with the other end of the pedal, a flexible leather hose is arranged outside the steel wire, one end of the leather hose starts from the through hole of the L-shaped support, and the other end of the leather hose is stopped at the outer wall of the box body.

The bottom fixed mounting of box has the pipe box, be equipped with the second pressure spring in the pipe box, the bottom of second pressure spring is equipped with the stopper, and the other end of chain passes the inside of second pressure spring, and is fixed continuous with the stopper.

Furthermore, the number of the ratchet wheels is equal to that of the pedal mechanisms, the ratchet wheels correspond to the pedal mechanisms one by one, and each ratchet wheel is connected with the corresponding pedal mechanism through a chain.

The ratchet wheel consists of a chain wheel and an embedded ratchet mechanism arranged in the chain wheel, and the chain wheel is sleeved on the first rotating shaft and is in running fit with the first rotating shaft.

The inner wall of the cavity of the chain wheel is provided with inner teeth matched with the pawl, the ratchet wheel of the embedded ratchet wheel mechanism is fixedly arranged on the first rotating shaft, and the chain wheel drives the first rotating shaft to rotate in a unidirectional intermittent mode through the embedded ratchet wheel mechanism.

Furthermore, the first gear is sleeved on the first rotating shaft and is in running fit with the first rotating shaft, the first gear is of a cavity structure, a plurality of spring pieces are arranged in the first gear, and the spring pieces are uniformly arranged on the outer side of the first rotating shaft.

Each spring piece is arranged along the direction of an involute, one end of each spring piece is fixed and wound on the first rotating shaft, and the other end of each spring piece is fixedly connected with the inner wall of the cavity of the first gear.

Furthermore, the speed increasing mechanism comprises a fixed shaft, a first duplicate gear, a second duplicate gear and a third duplicate gear, and the fixed shaft and the first rotating shaft are arranged in parallel relatively.

The first duplicate gear and the third duplicate gear are arranged on the fixed shaft, the second duplicate gear is arranged on the first rotating shaft, and the first gear drives the third duplicate gear to rotate through the second duplicate gear.

And a third rotating shaft is arranged between the fixed shaft and the second rotating shaft, a fourth gear and a fifth gear are fixedly mounted on the third rotating shaft, the third duplicate gear drives the second gear to rotate through the fourth gear, and the fifth gear drives the third gear to rotate through the intermediate gear.

Further, the air duct assembly comprises a first barrel, a connector and a second barrel, wherein the first barrel, the connector and the second barrel are all of a conical cylinder structure and are sequentially sleeved together in a head position.

The large-opening end of the first cylinder is fixedly connected with the outer wall of the box body, and the small-opening end of the first cylinder extends into the large-opening end of the connector and is rotatably connected with the connector through a transverse pin shaft.

The small-mouth end of the connector extends into the large-mouth end of the second cylinder body and is rotationally connected with the connector through a vertical pin shaft, and the air outlet of the second cylinder body is of a flat-mouth structure.

Further, the upper surface mounting of second barrel has handle and rings, rings are located the one side that the handle deviates from the box.

The top of box is provided with the support frame of L shape, the lower extreme of support frame and the top of box are fixed to be connected with each other, and its upper end extends to directly over the second barrel, is provided with the spring on the support frame, spring one end links to each other with the support frame, and the other end links to each other with rings.

Further, the thermal insulation helmet comprises a helmet body and a glass face shield, wherein the helmet body is made of a flame-retardant material.

The glass face mask is of a double-layer vacuum structure, two sides of the upper end of the glass face mask are respectively connected with two sides of the helmet body in a rotating mode, and rubber strips attached to the face are arranged on the edge of the inner side of the glass face mask.

By adopting the technical scheme, the utility model discloses a beneficial technological effect is: the utility model discloses need not any fuel, utilize the walking of fireman to provide power, mechanical vibration is little, and degree of automation is high, and the fireman need not to leave the supplementary fuel midway, and labour saving and time saving has improved fire extinguishing efficiency by a wide margin, and the maintenance cost is low, and the security performance is higher. In addition, the hollow double-layer glass mask is adopted, so that the face can be isolated from being baked by high temperature in a fire scene, and the stimulation to eyes is reduced.

Drawings

Fig. 1 is a schematic view of the structural principle of the self-force wind type fire extinguishing equipment of the utility model.

Fig. 2 is a schematic view of a portion of fig. 1, showing a first gear.

FIG. 3 is a schematic structural view of another portion of FIG. 1, showing the footrest mechanism, ratchet wheel and associated parts.

Fig. 4 is a schematic view of the structural principle of the heat insulation helmet of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

combine fig. 1 to 4, a from power wind formula fire extinguishing equipment, including box 1, pedal mechanism 2, power transmission 3, acceleration rate mechanism 4, impeller 5 and dryer subassembly 6, box 1 is the square shell structure that light alloy made, and it is equipped with two on the outer wall that is located dryer subassembly 6 one side and shoulders 11, disposes the fastener on the baldric 11, and box 1 outer wall is equipped with the pocket 12 that is used for holding bottled water with the adjacent one side in baldric 11 position, and the during operation, the fire fighter bears box 1 at the scene of a fire, and the high temperature of scene of a fire and the work of high strength can cause the fire fighter to sweat a large amount, need carry bottled water bottled physical power to supply, and bottled water is placed at pocket 12, the fire fighter of being convenient for take water. The power transmission device 3 is located at one side inside the box body 1 and comprises a ratchet wheel 31 and a first gear 32, the ratchet wheel 31 and the first gear 32 are both arranged on a first rotating shaft 33, and two ends of the first rotating shaft 33 are in running fit with the box body 1. The ratchet wheels 31 are all provided with a section of chain 34, one end of the chain 34 is elastically connected with the bottom of the box body 1, and the other end is connected with the pedal mechanism 2.

The number of the pedal mechanisms 2 is two, the number of the ratchet wheels 31 is equal to that of the pedal mechanisms 2, the ratchet wheels correspond to one another, and each ratchet wheel 31 is connected with the corresponding pedal mechanism 2 through a chain 34. The pedal mechanism 2 comprises an L-shaped support 21, a pedal 22 and a first pressure spring 23, wherein one end of the pedal 22 is hinged with the horizontal part of the L-shaped support 21, and the other end of the pedal 22 penetrates through a long hole in the vertical part of the L-shaped support 21. The first pressure spring 23 is vertically arranged on one side of the vertical part of the L-shaped support 21, which is away from the hinged position of the pedal 22 and the L-shaped support 21, the upper end of the first pressure spring 23 is connected with the other end of the pedal 22, and the lower end of the first pressure spring is connected with the L-shaped support 21. In the use, two pedal mechanism 2 are fixed respectively on firefighter's two feet, and the firefighter in-process of walking, the sole tramples footboard 22, and footboard 22 rotates around its articulated department with L shape support 21, and after firefighter's foot lifted up, footboard 22 leaned on first pressure spring 23 and resets.

One end of the chain 34 is connected with one end of the steel wire 24, the other end of the steel wire 24 passes through the perforation at the upper end of the L-shaped support 21 and is connected with the other end of the pedal 22, a flexible leather hose 25 is arranged outside the steel wire 24, one end of the leather hose 25 starts from the perforation of the L-shaped support 21, and the other end of the leather hose is stopped at the outer wall of the box body 1. A pipe sleeve 35 is fixedly installed at the bottom of the inner side of the box body 1, a second pressure spring 36 is arranged in the pipe sleeve 35, a limiting block 37 is arranged at the bottom of the second pressure spring 36, and the other end of the chain 34 penetrates through the inside of the second pressure spring 36 and is fixedly connected with the limiting block 37.

The ratchet wheel 31 is composed of a chain wheel and an embedded ratchet mechanism arranged in the chain wheel, and the chain wheel is sleeved on the first rotating shaft 33 and is in running fit with the first rotating shaft. The inner wall of the cavity of the chain wheel is provided with inner teeth matched with the pawls, the ratchet wheel of the embedded ratchet mechanism is fixedly arranged on the first rotating shaft 33, and the chain wheel drives the first rotating shaft 33 to rotate in a unidirectional intermittent mode through the embedded ratchet mechanism. The first gear 32 is sleeved on the first rotating shaft 33 and is in running fit with the first rotating shaft 33, the inside of the first gear 32 is a cavity structure, three spring pieces 321 are arranged in the cavity structure, and each spring piece 321 is uniformly arranged on the outer side of the first rotating shaft 33. Each spring piece 321 is arranged along the direction of the involute, one end of each spring piece is fixed and wound on the first rotating shaft 33, and the other end of each spring piece is fixedly connected with the inner wall of the cavity of the first gear 32.

When the pedal 22 is depressed, the pedal 22 drives the wire 24 to move, the wire pulls the sprocket wheel to rotate through the chain 34, and at the same time, the chain 34 stretches the second compression spring 36. The chain wheels drive the first rotating shaft 33 to intermittently rotate around the same direction through an embedded ratchet mechanism, the two pedals are alternately treaded down, and the two chain wheels alternately drive the first rotating shaft 33 to intermittently rotate. The first rotation shaft 33 intermittently rotated drives the first gear 32 to continuously rotate via the spring plate 321.

The air duct component 6 is arranged outside the box body 1, one end of the air duct component is fixedly connected with the box body 1, and the impeller 5 is positioned inside the air duct component 6. The air duct assembly 6 comprises a first barrel 61, a connector 62 and a second barrel 63, wherein the first barrel 61, the connector 62 and the second barrel 63 are all of a conical cylinder structure and are sequentially sleeved together at a head position. The large-opening end of the first cylinder 61 is fixedly connected with the outer wall of the box body 1, and the small-opening end thereof extends into the large-opening end of the connector 62 and is rotatably connected with the connector 62 through a transverse pin shaft 64. The small-mouth end of the connector 62 extends into the large-mouth end of the second cylinder 63 and is rotatably connected with the connector 62 through a vertical pin shaft 65, and the air outlet of the second cylinder 63 is of a flat-mouth structure.

There is the clearance between first barrel 61 and the connector 62, also there is the clearance between connector 62 and the second barrel 63, connector 62 can for first barrel 61 around horizontal round pin axle 64 at certain angle within range rotation from top to bottom, second barrel 63 can for connector 62 around vertical round pin axle 65 at certain angle within range horizontal rotation, realize that the air outlet of second barrel 63 adjusts the angle within certain range, the convenience of controlling has been improved

The upper surface of the second cylinder 63 is provided with a handle 71 and a hanging ring 72, and the hanging ring 72 is positioned on one side of the handle 71, which is far away from the box body 1. The top of box 1 is provided with the support frame of L shape, the lower extreme of support frame and the top of box 1 are fixed to be connected to each other, and its upper end extends to directly over the second barrel 63, is provided with the spring on the support frame, spring one end links to each other with the support frame, and the other end links to each other with rings 72. In the use process, the fireman carries the box body 1 on the back, holds the handle 71 by the right hand, and the spring can adjust the direction of the air outlet of the second cylinder 63 to play the roles of assistance and labor saving.

A second rotating shaft 81 is arranged on the other side of the interior of the box body 1, a second gear 82 is arranged on the second rotating shaft 81, a shaft sleeve 83 is sleeved outside the second rotating shaft 81, a third gear 84 is arranged on the shaft sleeve 83, and the first gear 32 drives the second rotating shaft 81 and the shaft sleeve 83 to rotate through the speed increasing mechanism 4 respectively. The one end of second pivot 81 and axle sleeve 83 all extends inside dryer subassembly 6, impeller 5 has two, tandem relative arrangement, the impeller that is located the front side is installed on second pivot 81, the impeller that the drive of second pivot 81 is located the front side rotates at a high speed, the impeller that is located the rear side is installed on axle sleeve 83, the impeller that the drive of axle sleeve 83 is located the rear side rotates at a high speed, two impeller cooperations blow off wind fast from the air outlet of second barrel 63, set up on the outer wall of box 1 with the communicating fresh air inlet of dryer subassembly 6, mend wind in to first barrel 61 through the fresh air inlet.

The speed increasing mechanism 4 includes a fixed shaft 41, a first duplicate gear 42, a second duplicate gear 43 and a third duplicate gear 44, the fixed shaft 41 and the first rotating shaft 33 are arranged in parallel, the first duplicate gear 42 and the third duplicate gear 44 are disposed on the fixed shaft 41, the second duplicate gear 43 is disposed on the first rotating shaft 33, and the first gear 32 drives the third duplicate gear 44 to rotate through the second duplicate gear 43. A third rotating shaft 45 is arranged between the fixed shaft 41 and the second rotating shaft 81, a fourth gear 46 and a fifth gear 47 are fixedly mounted on the third rotating shaft 45, the third duplicate gear 44 drives the second gear 82 to rotate through the fourth gear 46, and the fifth gear 47 drives the third gear 84 to rotate through the intermediate gear 48.

The utility model provides a formula of relying on oneself wind fire extinguishing equipment still includes thermal-insulated helmet, thermal-insulated helmet includes helmet body 91 and glass face guard 92, helmet body 91 is made by fire-retardant material. The glass face shield 92 is of a double-layer vacuum structure, two sides of the upper end of the glass face shield are respectively connected with two sides of the helmet body 91 in a rotating mode, and a rubber strip 93 attached to the face is arranged on the edge of the inner side of the glass face shield 92. At the scene of putting out a fire, the fire fighter need wear thermal-insulated helmet, and helmet body 91 wears in the head, and double-deck vacuum structure's glass face guard 92 protects facial, can play thermal-insulated effect, can not make fire fighter's face feel the burning hot sensation, has improved the comfort level.

The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. A self-powered wind type fire extinguishing device comprises a box body, a pedal mechanism, a power transmission device, a speed increasing mechanism, an impeller and an air duct assembly, and is characterized in that the power transmission device is positioned on one side in the box body and comprises a ratchet wheel and a first gear, the ratchet wheel and the first gear are both arranged on a first rotating shaft, and two ends of the first rotating shaft are in rotating fit with the box body;

a chain is arranged on the ratchet wheel, one end of the chain is elastically connected with the bottom of the box body, and the other end of the chain is connected with the pedal mechanism;

the air duct assembly is arranged outside the box body, one end of the air duct assembly is fixedly connected with the box body, and the impeller is positioned inside the air duct assembly;

a second rotating shaft is arranged on the other side in the box body, a second gear is arranged on the second rotating shaft, a shaft sleeve is sleeved outside the second rotating shaft, a third gear is arranged on the shaft sleeve, and the first gear drives the second rotating shaft and the shaft sleeve to rotate through a speed increasing mechanism respectively;

2. The self-blowing fire extinguishing apparatus according to claim 1, wherein the box body is a square housing structure, two shoulder belts are arranged on the outer wall of the box body on one side of the air duct assembly, fasteners are arranged on the shoulder belts, and a patch bag for containing bottled water is arranged on the outer wall of the box body on the side adjacent to the position of the shoulder belts.

3. The self-blowing fire extinguishing equipment according to claim 1, wherein the pedal mechanism comprises an L-shaped support, a pedal and a first pressure spring, one end of the pedal is hinged with the horizontal part of the L-shaped support, and the other end of the pedal penetrates through a long hole in the vertical part of the L-shaped support;

4. The self-operated wind type fire extinguishing apparatus according to claim 3, wherein one end of the chain is connected with one end of a steel wire, the other end of the steel wire is connected with the other end of the pedal through a through hole at the upper end of the L-shaped bracket, a flexible leather hose is arranged outside the steel wire, one end of the leather hose starts from the through hole of the L-shaped bracket, and the other end of the leather hose is stopped at the outer wall of the box body;

5. The self-powered wind fire extinguishing apparatus according to claim 1, wherein the number of the pedal mechanisms is two, the number of the ratchet wheels is equal to that of the pedal mechanisms, the ratchet wheels correspond to one another, and each ratchet wheel is connected with the corresponding pedal mechanism through a chain;

the ratchet wheel consists of a chain wheel and an embedded ratchet wheel mechanism arranged in the chain wheel, and the chain wheel is sleeved on the first rotating shaft and is in rotating fit with the first rotating shaft;

6. The self-force wind type fire extinguishing equipment according to claim 1, wherein the first gear is sleeved on the first rotating shaft and is in rotating fit with the first rotating shaft, the inside of the first gear is of a cavity structure, a plurality of spring pieces are arranged in the first gear, and the spring pieces are uniformly arranged on the outer side of the first rotating shaft;

7. The self-powered wind fire fighting equipment according to claim 6, wherein the speed increasing mechanism comprises a fixed shaft, a first duplicate gear, a second duplicate gear and a third duplicate gear, the fixed shaft and the first rotating shaft are arranged in parallel and opposite to each other;

the first duplicate gear and the third duplicate gear are arranged on the fixed shaft, the second duplicate gear is arranged on the first rotating shaft, and the first gear drives the third duplicate gear to rotate through the second duplicate gear;

8. The self-powered wind type fire extinguishing equipment according to claim 1, wherein the wind barrel assembly comprises a first barrel body, a connector and a second barrel body, wherein the first barrel body, the connector and the second barrel body are all in a conical cylinder structure and are sequentially sleeved together in an initial position;

the large opening end of the first cylinder is fixedly connected with the outer wall of the box body, and the small opening end of the first cylinder extends into the large opening end of the connector and is rotatably connected with the connector through a transverse pin shaft;

9. The self-force wind type fire extinguishing equipment according to claim 8, wherein a handle and a hanging ring are mounted on the upper surface of the second cylinder, and the hanging ring is positioned on one side of the handle, which is far away from the box body;

10. The self-blowing fire fighting equipment according to claim 1, further comprising a thermal insulation helmet comprising a helmet body and a glass visor, wherein the helmet body is made of a fire retardant material;