CN218236380U - Air pipe adjusting device and fire-fighting fan - Google Patents

Abstract

The application relates to a tuber pipe adjusting device and fire control fan, this tuber pipe adjusting device includes: a frame body; the telescopic mechanism is arranged on the frame body and can be telescopic relative to the frame body; and the locking piece is arranged on the telescopic mechanism and used for fixing the outlet end of the air pipe. The utility model provides an air pipe adjusting device easy operation need not adjust the holistic height of fire control fan through the mode that fills up high, adjusts the position that is used for the locking piece of the exit end of fixed tuber pipe through telescopic machanism, can realize simplifying the independent regulation of regulation process and security height to the tuber pipe height, the different scene service environment of effective adaptation and user demand.

Description

Air pipe adjusting device and fire-fighting fan

Technical Field

The application relates to the technical field of ventilation and smoke exhaust equipment, in particular to an air pipe adjusting device and a fire fighting fan.

Background

A fire refers to a disaster caused by combustion that is out of control in time or space. In the new standard, fire is defined as combustion that is out of control in time or space. Among the various disasters, fire is one of the main disasters that threaten public safety and social development most often and most generally.

In the case of fire, a large amount of toxic fumes such as CO, CO2, HCl, etc. are generated, and at the same time, a large amount of heat is released and a large amount of oxygen is consumed. Therefore, in order to ensure the safe evacuation of personnel and facilitate the fire-fighting and remedial work, smoke-proof and smoke-discharging devices are generally arranged in buildings. The fire-fighting fan is an industrial fan which can continuously run for more than 60 minutes at the high temperature of 300 ℃ and can not be damaged for 20 hours/time at the temperature of 100 ℃.

The most formula structures as an organic whole of current fire control fan, can't adjust the height of tuber pipe according to actual demand, need discharge indoor flue gas from the exterior window through the tuber pipe of fire control fan when operating personnel, then need the user to offset the whole bed hedgehopping of wind turbine, complex operation, and there is incomplete hidden danger, above-mentioned mode can't accomplish the independent control to the tuber pipe height moreover, and the suitability is relatively poor, has great use limitation.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides an air pipe adjusting device and a fire-fighting fan, the operation is simple, the height of the air pipe can be independently adjusted according to actual needs, and the adaptation is different in use environments.

In a first aspect, the present application provides a duct adjusting device comprising:

a frame body;

the telescopic mechanism is arranged on the frame body and can be telescopic relative to the frame body; and

and the locking piece is arranged on the telescopic mechanism and used for fixing the outlet end of the air pipe.

According to the air duct adjusting device of the first aspect of the application, at least the following beneficial effects are achieved:

the utility model provides an air pipe adjusting device, through setting up the telescopic machanism that the support body is flexible relatively, and set up the locking piece at telescopic machanism, operating personnel can draw the exit end of tuber pipe to locking piece position department and be fixed in the locking piece with the exit end locking of tuber pipe, the extension or the shrink of readjustment telescopic machanism, the realization is to the altitude mixture control of the exit end of tuber pipe, with this adjust the exit end of tuber pipe to the suitable position of discharging fume in the site architecture, satisfy the user demand on the scene. The utility model provides an air pipe adjusting device, easy operation need not adjust the holistic height of fire control fan through the mode that fills up high, adjusts the position that is used for the locking piece of the exit end of fixed tuber pipe through telescopic machanism, can realize simplifying the independent regulation of regulation process and security height to the tuber pipe height, the different on-the-spot service environment of effective adaptation and user demand.

In some embodiments, the telescoping mechanism is a telescoping rod. Through the setting, can realize the altitude mixture control to the exit end of tuber pipe through the mode of simply lengthening or shrink telescopic link, improve the convenience to tuber pipe altitude mixture control.

In some embodiments, the telescoping mechanism includes a main body section provided on the rack body and a telescoping section slidably inserted into the main body section, and a locking member for locking the telescoping section is provided on the main body section. Through the setting, guarantee that telescopic machanism is whole can be relative support body extension and shrink, simultaneously, the setting of lock piece still effectively ensures flexible section can be fixed in the adjusting position by the locking, and then guarantees the stability of tuber pipe in the space.

In some embodiments, the locking member is a latch hook that is in locking engagement with the outer wall of the air duct. Through the arrangement, an operator can conveniently set the corresponding lock ring or the lock tongue matched with the lock hook on the outer wall of the air pipe, and the operation convenience that the outlet end of the air pipe is fixed on the locking piece is improved.

In some embodiments, the stand is a tripod. Through setting the support body to the tripod, operating personnel can set telescopic machanism on the tripod, utilizes the stable function of tripod, can avoid telescopic machanism and be fixed in the tuber pipe on the locking piece and appear rocking in the use, guarantees the stability of telescopic machanism and tuber pipe to make the flue gas can smoothly follow the exit end discharge of tuber pipe.

In a second aspect, the present application provides a fire fighting fan, comprising:

a fan body;

the air pipe is arranged at the air outlet end and/or the air inlet end of the fan body; and

the air pipe adjusting device is characterized in that the air pipe adjusting device comprises a pipe body.

According to the fire protection fan of this application second aspect, have following beneficial effect at least:

the utility model provides a fire-fighting fan owing to possess foretell tuber pipe adjusting device, consequently also possesses the technological effect that this tuber pipe adjusting device brought, and operating personnel can realize the altitude mixture control to the tuber pipe through the extension and the shrink of adjusting tuber pipe adjusting device's telescopic machanism promptly, the different scene service environment of effective adaptation and user demand.

In some embodiments, the air hose is a flexible hose that can be extended or retracted. Through setting the tuber pipe to the hose that can extend or contract, operating personnel can be according to the corresponding tuber pipe of on-the-spot service environment elongate, shrink or crooked, the application range of the different area sizes of adaptation has improved the holistic service function of fire control fan, further satisfies on-the-spot operating personnel's user demand.

In some embodiments, the outer wall of the air duct is provided with a first grip. Through the setting, make things convenient for operating personnel to snatch first handle, and then the pulling tuber pipe extension or with the folding shrink of tuber pipe, improve the simple operation nature to the tuber pipe is tensile or shrink.

In some embodiments, the locking element is a locking hook that lockingly mates with the first handle. Through the arrangement, the air pipe is lengthened or contracted by an operator, the air pipe is stretched to the position of the lock hook of the air pipe adjusting device by the operator, the first handle of the air pipe is directly hung on the lock hook, the fixing of the outlet end of the air pipe is completed, and the convenience for adjusting the height of the air pipe is further improved.

In some embodiments, the inner wall of the outlet end of the air duct is provided with a stiffening ring for stabilizing the shape of the outlet end of the air duct. Through the setting, the overall structure intensity of tuber pipe exit end and tuber pipe can be strengthened, avoid the tuber pipe to be inhaled flat because of inside wind speed is too big, prevent effectively that the tuber pipe from being compressed deformation because of the effect of inside and outside pressure difference in the use, further guarantee the structural stability of tuber pipe in the use.

In some embodiments, the fan body includes a casing, a driving member, and a rotating blade disposed in the casing, where the driving member is mounted in a middle of the rotating blade to drive the rotating blade to rotate around itself. Through the setting, the central point that rotatory fan blade was directly located to the driving piece promptly puts the department for the output direct drive of driving piece rotates rotatory fan blade, in the in-service use process, assurance fire fan holistic convulsions smoke exhaust efficiency that can the at utmost.

In some embodiments, the fan further comprises a box body, the fan body is installed in the box body, a plurality of movable doors capable of being opened or closed in a rotating mode are arranged on the outer wall of the box body, and the air pipe can extend or contract along the length direction of the box body so as to extend out of the movable doors or be accommodated in the box body. Through the setting, can make the tuber pipe fold under the user state and accomodate in the box, avoid impurity such as outside dust to enter into the fan through the tuber pipe this internal and influence the function of fan body, simultaneously, the setting of box has still improved the wholeness of fire control fan, makes things convenient for operating personnel to shift and transport the whole of fire control fan. In addition, still make things convenient for operating personnel to rotate the dodge gate and open in order to observe the operational aspect of the fan body and the tuber pipe that are in the box in real time.

In some embodiments, the bottom of the box body is provided with a scratch-proof structure. Through the arrangement of the scratch-proof structure, the air pipe can be effectively prevented from being in direct frictional contact with the box body in the stretching taking-out or folding storage process, and the damage of the air pipe caused by scratching is avoided.

In some embodiments, at least one storage box or at least one storage plate is arranged in the box body. Through the setting of receiver, can make things convenient for operating personnel to store reserve fire fighting tool and fire control goods and materials storage in the receiver, the operating personnel of being convenient for is carrying out fire control work and takes out corresponding fire fighting tool and fire control goods and materials fast.

In some embodiments, the box body is further provided with a second handle. Through the setting of second handle, further make things convenient for operating personnel to the whole transfer of fire control fan.

The above description is only an overview of the technical solutions of the present application, and the present application may be implemented in accordance with the content of the description so as to make the technical means of the present application more clearly understood, and the detailed description of the present application will be given below in order to make the above and other objects, features, and advantages of the present application more clearly understood.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

FIG. 1 is a schematic structural diagram of an air duct adjusting device according to an embodiment of the present application;

FIG. 2 is a schematic view of a matching structure between an air duct adjusting device and an air duct according to an embodiment of the present application;

fig. 3 is a partial enlarged view of a portion a in fig. 2;

FIG. 4 is another schematic structural diagram of an air duct adjusting device according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a fire fighting fan according to an embodiment of the present application;

FIG. 6 is another schematic structural view of a fire fighting fan according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a box according to an embodiment of the present application.

Wherein: a frame body 100; a mounting groove 110; a telescoping mechanism 200; a body section 210; a telescoping section 220; a latch 230; a lock 300; a blower body 400; an air duct 500; a first grip 510; a reinforcement ring 520; a case 600; a scratch-resistant structure 610; a storage box 620; a storage plate 630; a second grip 640; a movable door 650; a moving wheel 660; a winding mechanism 670; a power plug 680.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two sets), "plural pieces" refers to two or more (including two pieces).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

In the ventilation and smoke exhaust equipment industry, a fire fan is a common ventilation equipment, can be widely applied to various fields such as industrial and mining, buildings, oil and gas field exploitation, offshore drilling platforms, mines, field operation, military and the like, and has good ventilation and smoke exhaust effects.

Current fire control fan is the integral type structure usually, can't adjust the height of tuber pipe according to actual demand, and the tuber pipe that needs pass through the fire control fan with indoor flue gas when operating personnel discharges from the exterior window, then needs the user to offset the whole bed hedgehopping of wind-break machine, complex operation, and there is incomplete hidden danger. And above-mentioned mode can't accomplish the independent control to the tuber pipe height, and the suitability is relatively poor, has great use limitation.

And the split type fire control fan that exists on the market, although the tuber pipe is independent with the fire control fan body that the components of a whole that can function independently, nevertheless when operating personnel need install the exit end of tuber pipe in higher positions such as indoor outer window department, operating personnel still need arrange corresponding bed hedgehopping equipment in the scene in order to adjust the position of tuber pipe exit end to demand position, and this type of bed hedgehopping equipment also is comparatively heavy lift usually, complex operation, influence the efficiency of on-the-spot fire control rescue, and the tuber pipe exit end also lacks corresponding fixed, influence the flue gas and discharge from the tuber pipe exit end.

In order to solve the above-mentioned problem that the height of the air duct cannot be adjusted according to the field environment, referring to fig. 1 and 2, the present application provides an air duct adjusting device, which includes a frame body 100, a telescopic mechanism 200 and a locking member 300.

Wherein, the telescoping mechanism 200 is disposed on the frame body 100 and can telescope relative to the frame body 100, the locking member 300 is disposed on the telescoping mechanism 200, and the locking member 300 is used to fix the outlet end of the air duct 500.

It should be noted that the frame body 100 may be a support plate, a support frame, or other structural members for bearing pressure, the telescopic mechanism 200 may be a telescopic rod or a telescopic frame, or other telescopic structure capable of extending and contracting relative to the frame body 100, and the locking member 300 may be a hook for hooking the outlet end of the air duct 500 or a clamping structure for clamping the outlet end of the air duct 500.

Mode detachably such as telescopic machanism 200 accessible bolt fastening sets up at support body 100, and is the same, and locking piece 300 also can set up at telescopic machanism 200 through mode detachably such as bolt fastening to this makes things convenient for air hose adjusting device's overall assembly and dismantlement, and then makes things convenient for operating personnel to take out support body 100, telescopic machanism 200 and locking piece 300 alone and accomodate, conveniently carries.

Furthermore, it should be noted that the air duct adjusting device of the present application is preferably applied to position adjustment of a flexible and bendable air duct, that is, the air duct 500 is a flexible duct, that is, the air duct 500 can be bent, coiled or extended without being limited by the structure of the blower body, so as to facilitate an operator to pull the outlet end of the air duct 500 to the locking member 300 on the telescopic mechanism 200.

The utility model provides an air pipe adjusting device, can be relative support body 100 telescopic mechanism 200 through the setting, and set up locking piece 300 at telescopic mechanism 200, operating personnel can draw the exit end of tuber pipe 500 to locking piece 300 position department and be fixed in locking piece 300 with the exit end locking of tuber pipe 500, the extension or the shrink of readjustment telescopic mechanism 200, the realization is to the altitude mixture control of the exit end of tuber pipe 500, with this adjust the exit end of tuber pipe 500 to suitable position of discharging fume in the site architecture, satisfy the user demand on scene.

The utility model provides an air pipe adjusting device, and the operation is thus simple, need not adjust the holistic height of fire-fighting fan through the mode that fills up highly, adjust the position that is used for fixing locking piece 300 of tuber pipe 500's exit end through telescopic machanism 200, can realize the independent regulation to tuber pipe 500 height, and locking piece 300 has also guaranteed the stability of tuber pipe 500 in the use to the locking of tuber pipe 500's exit end, whole tuber pipe adjusting device has simplified the process to tuber pipe 500 altitude mixture control, and the security is high, can effectively adapt different field usage environment and user demand.

Referring again to fig. 1, 2 and 3, in some embodiments of the present application, the telescoping mechanism 200 is a telescoping rod. Specifically, the telescopic rod is provided with a plurality of telescopic joints, locking or releasing can be achieved between two adjacent telescopic joints through corresponding self-locking structures, the self-locking structures can be internal rotation locking structures or external locking structures, and the self-locking structures are not limited specifically.

Locking piece 300 sets up on the telescopic joint of telescopic link top, locking piece 300 accessible hinge rotate connects on the telescopic joint, corresponding locking device has between locking piece 300 and the telescopic joint, this locking device can be mounting such as bolt, through the aforesaid setting, not only make things convenient for the dismantlement of locking piece 300 to take out, also make locking piece 300 can finely tune certain angle by the relative telescopic link simultaneously, and then adjust the angle of tuber pipe 500 exit end, further satisfy the site environment to the position demand of ventilation exhaust outlet.

This application is through setting telescopic machanism 200 to the telescopic link, guarantees that telescopic machanism 200 has sufficient length control scope for operating personnel can realize the altitude mixture control to the exit end of tuber pipe 500 through the mode of simply lengthening or contracting the telescopic link, improves the convenience to tuber pipe 500 altitude mixture control. In addition, the structure of the telescopic mechanism 200 is effectively simplified, and the whole telescopic mechanism 200 can be conveniently stored and carried by an operator.

Referring to fig. 1 and 4 again, in some embodiments of the present application, the telescoping mechanism 200 includes a main body section 210 disposed on the frame body 100 and a telescoping section 220 slidably inserted in the main body section 210, and a locking member 230 for locking the telescoping section 220 is disposed on the main body section 210.

Specifically, main part section 210 and flexible section 220 all can be pipe or square tubular construction, support body 100 is the backup pad, two at least mounting grooves 110 have been seted up to the upper end of backup pad, main part section 210's bottom detachably cartridge is in mounting groove 110, accessible bolt etc. is fixed, flexible section 220 slides and inserts and locate main part section 210 and lock through locking piece 230, locking piece 230 is preferably the locking bolt knob, main part section 210 is last seted up with locking bolt knob complex bolt hole, with this relative position of adjusting flexible section 220 and main part section 210. It can be understood that the locking member 300 is disposed at the upper end of the telescopic section 220, and the height of the air outlet end of the air duct 500 fixed to the locking member 230 can be adjusted by sliding the telescopic section 220 up and down relative to the main body section 210.

It should be noted that, at least two installation grooves 110 are formed in the support plate, so that the telescopic mechanisms 200 can be adapted to a plurality of positions, and an operator can selectively set a plurality of telescopic mechanisms 200 and locking members 300 for adjusting and fixing the air outlet end of the air duct 500 according to the field situation.

This application is through setting telescopic machanism 200 to main part section 210, flexible section 220 and the lock 230 of mutually supporting, guarantees that telescopic machanism 200 is whole can be relative support body 100 extension and shrink, realizes the function to the altitude mixture control of tuber pipe 500 air-out end, makes things convenient for telescopic machanism 200's assembly and dismantlement simultaneously, the operating personnel of further being convenient for accomodate and carry telescopic machanism 200.

Referring again to fig. 3, in some embodiments of the present application, the locking member 300 is a latch hook that lockingly engages an outer wall of the air duct 500.

Specifically, the latch hook is preferably a round rod or a square rod with a hook portion, and the outer wall of the outlet end of the air duct 500 may be provided with a corresponding lock ring or a corresponding latch tongue which is matched with the latch hook, so that the outlet end of the air duct 500 is fixed by hanging the lock ring or the latch tongue on the outer wall of the air duct 500 to the latch hook.

This application is through setting locking piece 300 to the latch hook, simplifies the structure of locking piece 300, improves the operating personnel and is fixed in the simple operation nature on locking piece 300 with the exit end of tuber pipe 500.

Referring again to fig. 1 and 2, in some embodiments of the present application, the stand 100 is a tripod.

Specifically, the tripod is preferably a telescopic tripod, and further enhances the telescopic function of the telescopic mechanism 200. In this embodiment, telescopic machanism 200 corresponds to the telescopic link, and the bottom detachably of telescopic link sets up the installation position at tripod top and keeps vertical fixed state, guarantees telescopic machanism 200's stability.

It is understood that, this application through setting up support body 100 to the tripod, operating personnel can set up telescopic machanism 200 on the tripod, utilizes the stable function of tripod, can avoid telescopic machanism 200 and be fixed in the tuber pipe 500 on locking piece 300 to appear rocking in the use, guarantees telescopic machanism 200 and tuber pipe 500's stability to make the flue gas can smoothly follow the exit end discharge of tuber pipe 500.

Referring to fig. 5 and 6, the present application further provides a fire fighting blower, which includes a blower body 400, an air duct 500 and the above-mentioned air duct adjusting device. Wherein, the air pipe 500 is installed at the air outlet end and/or the air inlet end of the blower body 400, and the locking member 300 is used for fixing the outlet end of the air pipe 500.

It should be noted that, in this application, tuber pipe 500 can have two, is convulsions tuber pipe and air supply tuber pipe respectively, and the one end suit of convulsions tuber pipe is held at the air inlet of fan body 400, and the other end is used for the butt joint to treat the environment of discharging fume, and the one end suit of air supply tuber pipe is held at the air-out of fan body 400, and the other end can be fixed on locking piece 300 on tuber pipe adjusting device according to the on-the-spot demand to this is with flue gas exhaust. The air exhaust pipe and the air supply pipe can be switched between the air exhaust function and the air supply function according to the field operation requirements.

Obviously, the fire control fan of this application owing to possess foretell tuber pipe adjusting device, consequently also possesses the technological effect that this tuber pipe adjusting device brought, and operating personnel can realize the altitude mixture control to tuber pipe 500 through extension and the shrink of adjusting tuber pipe adjusting device's telescopic machanism 200 promptly, the different field usage environment of effective adaptation and user demand.

Referring to fig. 5 and 6, in some embodiments of the present application, the air duct 500 is a flexible tube that can be extended or retracted.

Specifically, the air duct 500 is preferably a bellows, that is, the air duct 500 can be bent, coiled or extended without being limited by the structure of the blower body 400, so that an operator can conveniently stretch the outlet end of the air duct 500 to the locking element 300 on the telescoping mechanism 200. Tuber pipe 500 detachably installs the air-out end and/or the air inlet end at fan body 400, makes things convenient for operating personnel to tuber pipe 500 dismouting and change.

It can be easily understood that, the fire-fighting fan of this application is through setting tuber pipe 500 to the hose that can extend or contract, and operating personnel can be according to the corresponding stretch of tuber pipe 500, shrink or crooked of on-the-spot service environment, and the not application range of area size of adaptation has improved the holistic service function of fire-fighting fan, further satisfies on-the-spot operating personnel's user demand.

Referring to fig. 5 and 6, in some embodiments of the present application, an outer wall of the air duct 500 is provided with a first grip 510.

Specifically, the first grip 510 is preferably a U-shaped ring, which is convenient for an operator to hold, and the first grip 510 may be fixedly disposed on the outer wall of the air duct 500 by welding.

It can be easily understood that, through the above arrangement, the operator can conveniently grab the first grip 510, and then pull the air duct 500 to extend or fold and contract the air duct 500, so as to improve the operation convenience of stretching or contracting the air duct 500.

Referring to fig. 5 and 6, in some embodiments of the present application, the locking element 300 is a locking hook that lockingly mates with the first grip 510.

Obviously, the arrangement not only facilitates the extension or contraction of the air duct 500 by an operator, but also enables the operator to directly hang the first grip 510 arranged on the air duct 500 to the latch hook after the operator stretches the air duct 500 to the latch hook position of the air duct adjusting device, so as to fix the outlet end of the air duct 500, and further improve the convenience for adjusting the height of the air duct 500.

Referring to fig. 5 and 6, in some embodiments of the present application, the inner wall of the outlet end of the air duct 500 is provided with a reinforcing ring 520, and the reinforcing ring 520 serves to stabilize the shape of the outlet end of the air duct 500.

Specifically, the reinforcing ring 520 is preferably a steel ring embedded in the inner wall of the outlet end of the air duct 500, so as to improve the structural strength of the outlet end of the air duct 500 and prevent the outlet end of the air duct 500 from deforming when the air duct 500 is used. In addition, the first grip 510 can be fixed on the outer wall of the reinforcing ring 520, and the first grip 510 can contact with the outer wall of the flexible air duct 500, so that an operator can conveniently stretch or shrink the air duct by pulling the first grip 510 on the reinforcing ring 520.

Of course, the reinforcing rings 520 may be disposed at intervals on the inner wall of the air duct 500, and the outer peripheral arms of the reinforcing rings 520 are connected to the inner peripheral wall of the air duct 500, so as to ensure the stability of the overall structure of the air duct 500.

Obviously, this application is provided with reinforcement ring 520 through the inner wall at tuber pipe 500's exit end, not only can strengthen the overall structure intensity of tuber pipe 500 exit end and tuber pipe, and can avoid tuber pipe 500's exit end to be inhaled flatly because of inside wind speed is too big, prevent effectively that tuber pipe 500 from being compressed deformation because of inside and outside pressure difference's effect in the use, further guarantee the structural stability of tuber pipe 500 in the use, ensure that the flue gas in the tuber pipe 500 can discharge smoothly.

Referring to fig. 5 and 6, in some embodiments of the present application, the blower body 400 includes a casing, a driving member, and a rotating blade disposed in the casing, wherein the driving member is installed in a middle portion of the rotating blade to drive the rotating blade to rotate around itself.

Specifically, the casing is in a casing shape penetrating from left to right, preferably in a circular tube shape, two ends of the casing are open or two ends of the rotary blade are respectively an air outlet end and/or an air inlet end of the fan body 400, and the rotary blade is an axial flow blade. The driving piece is a driving motor and is directly arranged at the central position of the rotating fan blade. The air inlet end of the air duct 500 is sleeved at the opening end of the rotary fan blade or the casing.

In addition, it should be noted that the casing is provided with a corresponding power supply mechanism and a winding mechanism 670, the power supply mechanism is specifically a PCB control board, the power supply mechanism is connected to a driving motor in the middle of the rotary fan blade to control the opening and closing of the rotary fan blade, the power supply mechanism is connected to the winding mechanism 670 through a power cord, the power cord is connected to an external power supply through a power plug 680 on the power cord to realize power on, the winding mechanism is preferably a winding reel, and the winding mechanism is used for accommodating or outputting the power cord of the power supply mechanism.

It should be noted that, in this application, driving motor directly locates the middle part of rotatory fan blade for driving motor's output direct drive rotatory fan blade is rotatory, and in the in-service use process, guarantee fire fan's that can the at utmost whole convulsions efficiency of discharging fume.

Meanwhile, most of driving motors in the fire-fighting fans on the market realize the rotary fan blade rotary driving of the fans through corresponding belt transmission mechanisms or other indirect transmission mechanisms, the fire-fighting fans are in the actual use process, when a large fire disaster or excessive smoke occurs in the use environment, the driving motors need to drive the rotary fan blades to rotate through the indirect transmission mechanisms, the smoke on the rotary fan blades and the transmission mechanisms cannot be discharged in a short time, and in a period of time, the corresponding transmission mechanisms can generate higher temperature, so that the transmission mechanisms are damaged due to overhigh temperature, the normal smoke discharge function and the service life of the fire-fighting fans are influenced, and inconvenience is caused to the smoke discharge operation in the field environment.

And the fire control fan of this application, through the middle part with driving motor directly locates rotatory fan blade, make driving motor's the rotatory fan blade of output direct drive rotatory, simultaneously through setting up rotatory fan blade in the casing, the lag transmission influence of the indirect drive mechanism of tradition setting has been eliminated, can be with the help of the faster wind speed of fire control fan in casing and tuber pipe 500 in the use, realize the real-time cooling to casing and rotatory fan blade, the stable low temperature or the moderate temperature state that is in of the whole temperature that has effectively guaranteed fan body 400, avoid fan body 400 to appear structural damage because of the high temperature, guarantee the holistic structural stability of fire control fan.

In addition, be equipped with the wind direction on the casing and switch over the button, wind direction switches over button signal connection power supply mechanism for control driving motor's positive and negative rotation to this air supply or the convulsions wind direction that realizes switching fan body 400, is about to switch into suction opening or supply-air outlet for the air-out end of fan body 400, and corresponding air inlet end switches into supply-air outlet or suction opening, makes things convenient for operating personnel to adjust fire fan's ventilation wind direction according to the field work demand.

Referring to fig. 6 and 7, in some embodiments of the present application, the fire fighting fan further includes a box body 600, the fan body 400 is installed in the box body 600, a plurality of movable doors 650 capable of being opened or closed in a rotating manner are disposed on an outer wall of the box body 600, and the air duct 500 can be extended or contracted along a length direction of the box body 600 so as to extend out of the movable doors 650 or be accommodated in the box body 600.

It can be understood that the box body 600 forms a corresponding cavity inside, and the left and right ends of the box body 600 are both provided with the movable doors 650 which can be opened or closed in a rotating manner, so as to ensure the air suction and blowing functions at the left and right ends of the fan body 400. Meanwhile, a plurality of movable doors 650 are also spaced at the front and rear ends of the box 600, and an operator can selectively open or close one or more of the movable doors 650 according to the use requirement.

In addition, the operator can also detach the whole air duct adjusting device, and then store the corresponding rack 100, the telescoping mechanism 200 and the locking member 300 in the box 600.

Obviously, the air duct 500 can be folded and stored in the box body 600 when not in use, so that foreign matters such as external dust can be prevented from entering the blower body 400 through the air duct 500 to affect the function of the blower body 400; when the air duct adjusting device needs to be used, an operator can open the movable doors 650 at the left end and the right end of the box body 600, and then pull out the air duct 500 and fix the air duct on the air duct adjusting device.

Simultaneously, the setting of box 600 has still improved the wholeness of fire control fan, makes things convenient for operating personnel to shift and transport the whole of fire control fan. In addition, the operator can conveniently rotate and open the movable door 650 to observe the operation conditions of the blower body 400 and the air duct 500 in the box 600 in real time.

Of course, in some embodiments of the present application, referring to fig. 5, 6 and 7, the bottom end of the case 600 is provided with a plurality of moving wheels 660.

Specifically, remove wheel 660 and preferably can auto-lock universal wheel or auto-lock gyro wheel, remove wheel 660 and have four, set up respectively in four edges of box 600 bottom, guarantee box 600 and fire control fan's mobility stability. It will be appreciated that the overall movement and transfer of the fire fighting fan by the operator can be further facilitated by the provision of the moving wheels 660.

Referring to fig. 5 and 6, in some embodiments of the present application, the bottom of the case 600 is provided with a scratch prevention structure 610.

Specifically, the scratch-resistant structure 610 is a scratch-resistant plate, a scratch-resistant film or a smooth material plate, the scratch-resistant structures are arranged at the mounting positions of the air pipes 500 at the two ends of the fan body 400 at the bottom of the box body 600, and the air pipes 500 can slide along the surface of the scratch-resistant structure 610 in the pulling-out and shrinking processes, so that direct frictional contact with the box body 600 is avoided, and the air pipes 500 are prevented from being rubbed and damaged.

Referring to fig. 5 and 6, in some embodiments of the present application, at least one storage case 620 or at least one storage board 630 is provided in the case 600.

Specifically, the receiving case 620 is preferably a groove, and the receiving case 620 may be disposed on an inner wall of the movable door 650. The storage plate 630 may be disposed on the blower body 400.

It can be easily understood that through storage box 620 and the setting of putting thing board 630, can make things convenient for operating personnel to receive reserve fire fighting tool and fire control goods and materials storage in storage box 620, and the operating personnel of being convenient for is carrying out fire control work and takes out corresponding fire fighting tool and fire control goods and materials fast. Simultaneously, operating personnel still can dismantle tuber pipe adjusting device is whole, and then accomodate corresponding support body 100, telescopic machanism 200 and locking piece 300 at receiver 620 or place on putting thing board 630, guarantee the wholeness and the functional of fire control fan, also make things convenient for operating personnel to in time take out corresponding fire-fighting tool and fire control goods and materials according to the on-the-spot demand, improve the efficiency that the fire control was discharged fume.

Referring again to fig. 6 and 7, in some embodiments of the present disclosure, a second handle 640 is further disposed on the box 600 to further facilitate the overall transfer of the fire fighting fan by an operator.

According to some embodiments of the present application, referring to fig. 1 to 4, the present application provides an air duct adjusting apparatus including a frame body 100, a telescoping mechanism 200, and a locking member 300. Wherein, the telescoping mechanism 200 is disposed on the frame body 100 and can telescope relative to the frame body 100, the locking member 300 is disposed on the telescoping mechanism 200, and the locking member 300 is used for fixing the outlet end of the air duct 500.

The utility model provides an air pipe adjusting device, and is simple in operation, need not adjust the holistic height of fire control fan through the mode of backing up height, adjust the position that is used for fixing locking piece 300 of tuber pipe 500's exit end through telescopic machanism 200, can realize the independent regulation to tuber pipe 500 height, and locking piece 300 has also guaranteed the stability of tuber pipe 500 in the use to the locking of the exit end of tuber pipe 500, whole tuber pipe adjusting device has simplified the process to tuber pipe 500 altitude mixture control, and the security is high, can effectively adapt to different field usage environment and user demand.

According to some embodiments of the present application, referring to fig. 5-7, the present application further provides a fire fighting fan comprising a fan body 400, an air duct 500, and an air duct adjustment device as described above. Wherein, the air pipe 500 is installed at the air outlet end and/or the air inlet end of the blower body 400, and the locking member 300 is used for fixing the outlet end of the air pipe 500.

The utility model provides a fire-fighting fan owing to possess foretell tuber pipe adjusting device, consequently also possesses the technological effect that this tuber pipe adjusting device brought, and operating personnel can realize the altitude mixture control to tuber pipe 500 through extension and the shrink of adjusting tuber pipe adjusting device's telescopic machanism 200 promptly, the different field usage environment of effective adaptation and user demand.

In addition, it should be noted that the fire fighting fan is not limited to be applied to the field of fire fighting and smoke discharging, and can also be applied to the technical field of other ventilation and air supply equipment, and is not particularly limited.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present disclosure, and the present disclosure should be construed as being covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.

Claims (15)

1. An air duct adjusting device, comprising:

a frame body (100);

the telescopic mechanism (200) is arranged on the frame body (100) and can be telescopic relative to the frame body (100); and

and the locking piece (300) is arranged on the telescopic mechanism (200) and is used for fixing the outlet end of the air pipe (500).

2. Air duct adjusting device according to claim 1, characterized in that the telescoping mechanism (200) is a telescoping rod.

3. The air duct adjusting device according to claim 1 or 2, wherein the telescopic mechanism (200) comprises a main body section (210) provided on the frame body (100) and a telescopic section (220) slidably inserted into the main body section (210), and a locking member (230) for locking the telescopic section (220) is provided on the main body section (210).

4. Air duct adjusting device according to claim 1 or 2, characterized in that the locking element (300) is a latch hook which is in locking engagement with the outer wall of the air duct (500).

5. Air duct adjusting device according to claim 1 or 2, characterized in that the frame (100) is a tripod.

6. A fire fighting fan, characterized in that includes:

a blower body (400);

the air pipe (500) is arranged at the air outlet end and/or the air inlet end of the fan body (400); and

an air duct conditioning device according to any of claims 1 to 5.

7. The fire fighting fan of claim 6, wherein the air hose (500) is a flexible hose that can be extended or retracted.

8. The fire fighting fan of claim 7, wherein the outer wall of the air duct (500) is provided with a first grip (510).

9. The fire fighting fan of claim 8, wherein the lock (300) is a latch hook that lockingly engages the first grip (510).

10. A fire fighting fan as defined in claim 6 or 7, characterized in that the inner wall of the outlet end of the air duct (500) is provided with a stiffening ring (520), the stiffening ring (520) serving to stabilize the shape of the outlet end of the air duct (500).

11. The fire fighting fan of claim 6 or 7, wherein the fan body (400) comprises a casing, a driving member and a rotary fan blade arranged in the casing, wherein the driving member is arranged in the middle of the rotary fan blade to drive the rotary fan blade to rotate around itself.

12. The fire fighting fan according to claim 6 or 7, further comprising a box body (600), wherein the fan body (400) is installed in the box body (600), the outer wall of the box body (600) is provided with a plurality of movable doors (650) capable of being opened or closed in a rotating manner, and the air duct (500) can be extended or contracted along the length direction of the box body (600) so as to extend out of the movable doors (650) or be accommodated in the box body (600).

13. A fire fighting fan as claimed in claim 12, characterized in that the bottom of the box (600) is provided with a scratch protection (610).

14. A fire fighting fan as claimed in claim 12, wherein at least one storage box (620) or at least one storage plate (630) is provided in the box body (600).

15. The fire fighting fan of claim 12, wherein the box (600) is further provided with a second grip (640).

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