CN208710880U - Backpack wind fire extinguisher - Google Patents

Abstract

The utility model provides a kind of Backpack wind fire extinguisher, belong to fire-extinguishing apparatus field, including engine and the blower being connected with engine, blower side is provided with backboard, Braces hanged over tow shoulders is provided on backboard, air duct is provided at the air outlet of blower, the air outlet of air duct and blower is connected by hose, it further include hand electric motor, shaft coupling is provided in the drive shaft of engine, the output shaft of hand electric motor is adapted to shaft coupling, and hand electric motor can drive drive shaft rotation to start engine by shaft coupling.Backpack wind fire extinguisher provided by the utility model enables engine to directly initiate by hand electric motor by the way that the shaft coupling being adapted to hand electric motor is arranged on the engine.After start completion, hand electric motor is directly exited.It is electrically activated so that start-up course is converted by pulling starting handle in the prior art starting, it is time saving and energy saving.

Description

Backpack wind fire extinguisher

Technical field

The utility model belongs to fire-extinguishing apparatus technical field, is to be related to a kind of Backpack wind fire extinguisher more specifically.

Background technique

Wind fire-extinguisher is commonly called as hair dryer, mainly drives blower to generate high-speed flow by two-stroke gasoline engine Flare and sundries are blown out, forest extinguishing, fire-fighting first aid, afforestation, highway engineering etc. are mainly used in.Wind fire-extinguisher is applicable in In swatting young growth or scondary forest fire, prairie fire, deserted mountain grass slope fire.Single machine, which is put out the fire, to be acted on less, two-shipper and the cooperation of three machines Preferable effect can be obtained.Wind fire-extinguisher mainly includes fire extinguishing part, gasoline engine part and operation part, wherein fire extinguishing portion Dividing includes centrifugal fan and air duct, and gasoline engine part is put-put, and operation part includes starting handle etc..It uses When, starting handle is pulled, petrol engine sparking drives centrifugal fan to generate high-speed flow and sprays from air duct, high-speed air Jet-impingement comburant root, to achieve the purpose that be isolated flame fire extinguishing.

However this time-consuming expense of Starting mode for by fire extinguishing personnel pulling starting handle manually to start wind fire-extinguisher Power.

Utility model content

The purpose of this utility model is to provide a kind of Backpack wind fire extinguishers, to solve drawing existing in the prior art Dynamic starting handle starts time-consuming and laborious technical problem.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of Backpack wind fire extinguisher, packet The blower for including engine and being connected with the engine, the blower side are provided with backboard, are provided with both shoulders on the backboard Harness is provided with air duct at the air outlet of the blower, and the air duct is connect by hose with the air outlet of the blower, also wrapped Hand electric motor is included, shaft coupling, the output shaft of the hand electric motor and institute are provided in the drive shaft of the engine Shaft coupling adaptation is stated, the hand electric motor can drive the drive shaft rotation to described in starting by the shaft coupling Engine.

Further, the shaft coupling includes for the connection ring with the driving axis connection and being vertically set on the company The connecting cylinder on ring is connect, being horizontally disposed in the connecting cylinder has pin shaft, the output shaft of the pin shaft and the hand electric motor On groove adaptation.

Further, connecting hole is provided in the connection ring, the shaft coupling and the drive shaft pass through the connection Hole is fixedly connected with bolt.

Further, the shaft coupling is located in the starter of the engine, the starter and the shaft coupling phase Pair position at be provided with aperture, the drive shaft of the hand electric motor is adapted to by the aperture with the shaft coupling.

Further, the engine is petrol engine, the blower is centrifugal fan.

Further, the switch of the engine is provided on the air duct.

The beneficial effect of Backpack wind fire extinguisher provided by the utility model is:

Compared with prior art, the utility model Backpack wind fire extinguisher, by being arranged on the engine and hand-held electricity The shaft coupling of dynamic motor adaptation, enables engine to directly initiate by hand electric motor.After start completion, hand electric Motor directly exits.It is electrically activated so that start-up course is converted by pulling starting handle in the prior art starting, it is time saving and energy saving.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of Backpack wind fire extinguisher provided by the embodiment of the utility model；

Fig. 2 is the top view of the shaft coupling of Backpack wind fire extinguisher in Fig. 1；

Fig. 3 is the side view of the shaft coupling of Backpack wind fire extinguisher in Fig. 1.

Wherein, each appended drawing reference in figure:

1- engine；2- blower；3- backboard；4- air duct；5- hose；6- shaft coupling；61- connection ring；62- connecting cylinder；63- Pin shaft；64- connecting hole；7- aperture；8- switch.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features." multiple ", " several " are meant that two in the description of the present invention, It is a or more than two, unless otherwise specifically defined.

Also referring to Fig. 1-Fig. 3, now Backpack wind fire extinguisher provided by the utility model is illustrated.Backpack Wind fire-extinguisher, including engine 1 and the blower being connected with engine 12,2 side of blower is provided with backboard 3, is arranged on backboard 3 There is Braces hanged over tow shoulders, air duct 4 is provided at the air outlet of blower 2, air duct 4 is connect by hose 5 with the air outlet of blower 2, also wrapped Hand electric motor is included, shaft coupling 6 is provided in the drive shaft of engine 1, the output shaft and shaft coupling 6 of hand electric motor are suitable Match, hand electric motor can drive drive shaft rotation to start engine 1 by shaft coupling 6.

Backpack wind fire extinguisher provided by the utility model, compared with prior art, by engine 1 be arranged with The shaft coupling 6 of hand electric motor adaptation, enables engine 1 to directly initiate by hand electric motor.After start completion, Hand electric motor directly exits.It is electrically activated so that start-up course is converted by pulling starting handle in the prior art starting, It is time saving and energy saving.

Further, referring to Figure 2 together and Fig. 3, one as Backpack wind fire extinguisher provided by the utility model Kind specific embodiment, shaft coupling 6 include for the connection ring 61 with driving axis connection and being vertically set in connection ring 61 Connecting cylinder 62, being horizontally disposed in connecting cylinder 62 has pin shaft 63, and pin shaft 63 is adapted to the groove on the output shaft of hand electric motor, The drive shaft linkage of the output shaft and engine 1 of hand electric motor is realized by this structure.

Further, referring to Figure 2 together and Fig. 3, one as Backpack wind fire extinguisher provided by the utility model Specific embodiment is planted, is provided with connecting hole 64 in connection ring 61, shaft coupling 6 and drive shaft are fixed by connecting hole 64 with bolt Connection.

Further, one kind also referring to Fig. 1-Fig. 3, as Backpack wind fire extinguisher provided by the utility model Specific embodiment, shaft coupling 6 are located in the starter of engine 1, and starter is provided with out at the position opposite with shaft coupling 6 The drive shaft in hole 7, hand electric motor is adapted to by aperture 7 with shaft coupling 6.

Further, as a kind of specific embodiment of Backpack wind fire extinguisher provided by the utility model, start Machine 1 is petrol engine, blower 2 is centrifugal fan.

Further, referring to Fig. 1, a kind of specific implementation as Backpack wind fire extinguisher provided by the utility model Mode is provided with the switch 8 of engine 1 on air duct 4.By the switch 8, controls engine 1 and shut down.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (6)

1. Backpack wind fire extinguisher, including engine and the blower being connected with the engine, the blower side is provided with Backboard is provided with Braces hanged over tow shoulders on the backboard, and air duct, the air duct and the blower are provided at the air outlet of the blower Air outlet pass through hose connect, it is characterised in that: further include hand electric motor, be provided in the drive shaft of the engine The output shaft of shaft coupling, the hand electric motor is adapted to the shaft coupling, and the hand electric motor can be by described Shaft coupling drives the drive shaft rotation to start the engine.

2. Backpack wind fire extinguisher as described in claim 1, it is characterised in that: the shaft coupling include for the drive The connection ring of moving axis connection and the connecting cylinder that is vertically set in the connection ring, being horizontally disposed in the connecting cylinder has pin shaft, The pin shaft is adapted to the groove on the output shaft of the hand electric motor.

3. Backpack wind fire extinguisher as claimed in claim 2, it is characterised in that: it is provided with connecting hole in the connection ring, The shaft coupling is fixedly connected by the connecting hole with bolt with the drive shaft.

4. Backpack wind fire extinguisher as claimed in claim 3, it is characterised in that: the shaft coupling is located at the engine In starter, aperture, the driving of the hand electric motor are provided at the starter position opposite with the shaft coupling Axis is adapted to by the aperture with the shaft coupling.

5. Backpack wind fire extinguisher as claimed in claim 4, it is characterised in that: the engine is petrol engine, institute Stating blower is centrifugal fan.

6. Backpack wind fire extinguisher as claimed in claim 5, it is characterised in that: be provided with the engine on the air duct Switch.