CN211202371U - Draught fan convenient for cleaning impeller - Google Patents

Abstract

The utility model discloses a draught fan convenient to clean impeller, including the fuselage, one side of fuselage is equipped with the base, and the top of base is equipped with the backing plate, the top surface fixed mounting motor of backing plate, the top surface fixed mounting several inflator of base, the inside piston that is equipped with of inflator, the piston can reciprocate in the inflator, piston top surface fixed mounting piston rod, the lower extreme of piston rod runs through the upper end of inflator, the bottom surface fixed connection of several piston rod upper end and backing plate is equipped with the impeller in the fuselage. The utility model has the advantages of reasonable design, convenient to use can convenient to detach and installation annular plate to can be convenient for clear up the impeller, can play the effect of protection to the impeller, avoid influencing the impeller and normally rotate, and can cushion the shock attenuation to the motor in the course of the work, make it more stable in the course of the work.

Description

Draught fan convenient for cleaning impeller

Technical Field

The utility model relates to a draught fan technical field specifically is a draught fan convenient to clean impeller.

Background

The induced draft fan is a machine which increases the gas pressure and discharges the gas by the input mechanical energy, and is a driven fluid machine, and the induced draft fan is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and induced draft of boilers and industrial kilns, cooling and ventilation in air conditioning equipment and household electrical equipment, drying and selective feeding of grains and the like, the prior induced draft fan needs to clean an impeller after working for a long time, at the moment, the motor and the induced draft fan need to be separated and disassembled, and then correspondingly assembled after cleaning, the operation is troublesome, moreover, when the draught fan works, the vibration generated by the motor is large, the draught fan is easy to shake and work unstably, the stability of the existing draught fan is poor, dust is easy to accumulate when the air port works for a long time, but the existing induced draft fan can not enable a user to conveniently clean dust at the air inlet of the induced draft fan.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a draught fan convenient to clean impeller to it is not enough to solve prior art.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a machine body, a base is arranged on one side of the machine body, a backing plate is arranged above the base, a motor is fixedly arranged on the top surface of the backing plate, a plurality of air cylinders are fixedly arranged on the top surface of the base, pistons are arranged in the air cylinders and can move up and down in the air cylinders, piston rods are fixedly arranged on the top surfaces of the pistons, the lower ends of the piston rods penetrate through the upper ends of the air cylinders, the upper ends of the piston rods are fixedly connected with the bottom surface of the backing plate, impellers are arranged in the machine body and are fixedly connected with an output shaft of the motor, an air outlet is fixedly arranged on the top surface of the machine body and is communicated with the interior of the machine body, an air inlet is arranged on the other side of the machine body, an annular plate is fixedly arranged on one side of the air inlet and, the inside horizontal cylinder that is equipped with of drum, the cylinder passes through the universal shaft with the fuselage and is connected, the central point that the cylinder is located the drum puts, columniform both sides fixed mounting wedge piece, the shifting chute is all seted up to the other both sides of drum, be equipped with the bar shaped plate in the shifting chute, the bar shaped plate can be followed the shifting chute and removed, bar shaped plate one side is the arc, the bar shaped plate inboard cooperatees with the wedge piece, the equal fixed mounting magnetic plate of cylinder left and right sides, the cooperation is inhaled mutually to the magnetic plate ability and bar shaped plate, the rectangular channel is seted up to columniform one end, several evenly distributed's through-hole is seted up to one side of annular slab, the drum can insert in the through-hole and cooperate with the through.

According to the induced draft fan convenient for cleaning the impeller, the spring is arranged on the periphery of the piston rod, the upper end of the spring is fixedly connected with the base plate, and the lower end of the spring is fixedly connected with the top surface of the air cylinder.

According to the induced draft fan convenient for cleaning the impeller, the magnetic sheet is fixedly installed on the other side of the air inlet, the iron sheet is fixedly installed on one side of the screen plate, and the magnetic sheet and the iron sheet can be mutually attracted and matched.

According to the induced draft fan convenient for cleaning the impeller, the front side and the rear side of the motor are fixedly connected with the top surface of the base through the reinforcing plates.

The induced draft fan convenient for cleaning the impeller is characterized in that the water storage pipe is fixedly arranged on the front surface of the machine body, and the water inlet pipe is fixedly arranged at the upper end of the water storage pipe.

The utility model has the advantages that: the utility model has the advantages of reasonable design, convenient to use can convenient to detach and installation annular plate to can be convenient for clear up the impeller, can play the effect of protection to the impeller, avoid influencing the impeller and normally rotate, and can cushion the shock attenuation to the motor in the course of the work, make it more stable in the course of the work.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is a view in the direction A of FIG. 1; fig. 3 is a partial enlarged view of I of fig. 2.

Reference numerals: the device comprises a machine body 1, a backing plate 2, a motor 3, an air cylinder 4, a piston 5, a piston rod 6, a base 7, an impeller 8, an air outlet 9, a moving groove 10, an air inlet 11, an annular plate 12, a screen plate 13, a hinge 14, a cylinder 15, a cylinder 16, a wedge-shaped sheet 17, a strip-shaped plate 18, a magnetic plate 19, a through hole 20 and a jack 21.

Detailed Description

As shown in fig. 1 to 3, the induced draft fan convenient for cleaning an impeller specifically disclosed in this embodiment includes a body 1, a base 7 is disposed on one side of the body 1, a backing plate 2 is disposed above the base 7, a motor 3 is fixedly disposed on the top surface of the backing plate 2, a plurality of air cylinders 4 are fixedly disposed on the top surface of the base 7, pistons 5 are disposed inside the air cylinders 4, the lower ends of the air cylinders 4 are closed, air is filled in the air cylinders 4, the pistons 5 can move up and down in the air cylinders 4, piston rods 6 are fixedly disposed on the top surface of the pistons 5, the lower ends of the piston rods 6 penetrate through the upper ends of the air cylinders 4, the upper ends of the plurality of piston rods 6 are fixedly connected to the bottom surface of the backing plate 2, an impeller 8 is disposed in the body 1, the impeller 8 is fixedly connected to an output shaft of the motor 3, an air outlet 9 is fixedly disposed on, the annular plate 12 can contact with the other side of the machine body 1, the other side of the air inlet 11 is provided with a screen plate 13, the screen plate 13 is matched with the air inlet 11, the air inlet 11 is fixedly connected with the screen plate 13 through a hinge 14, the other side of the machine body 1 is fixedly provided with a plurality of uniformly distributed cylinders 15, the cylinders 15 are internally provided with transverse cylinders 16, the cylinders 16 are connected with the machine body 1 through universal shafts, the cylinders 16 can rotate, the cylinders 16 are positioned at the central positions of the cylinders 15, wedge-shaped pieces 17 are fixedly arranged on two sides of the cylinders 16, moving grooves 10 are formed in the other two sides of the cylinders 15, strip-shaped plates 18 are arranged in the moving grooves 10, the strip-shaped plates 18 can move along the moving grooves 10, one sides of the strip-shaped plates 18 are arc-shaped, the inner sides of the strip-shaped plates 18 are matched with the wedge-shaped pieces 17, magnetic plates, one side of the annular plate 12 is provided with a plurality of through holes 20 which are uniformly distributed, the cylinder 15 can be inserted into the through holes 20 and is matched with the through holes 20, two insertion holes 21 are formed in the through holes 20, and the strip-shaped plate 18 can be inserted into the insertion holes 21 and is matched with the insertion holes 21. The utility model has the advantages of reasonable design, convenient to use can convenient to detach and installation annular plate to can be convenient for clear up the impeller, can play the effect of protection to the impeller, avoid influencing the impeller and normally rotate, and can cushion the shock attenuation to the motor in the course of the work, make it more stable in the course of the work. When the motor 3 works, the piston rod 6 and the piston 5 move up and down in the air cylinder 4 to buffer the backing plate 2, so that the motor 3 can be buffered and damped, and is more stable in the working process; when the device is used for a long time and needs to clean the impeller 8, the magnetic plate 19 sucks the strip-shaped plate 18 into the moving groove 10 by rotating the cylinder 16 through the rectangular groove, so that the strip-shaped plate 18 is not positioned in the jack 21 any more, the annular plate 12 can be taken down from the machine body 1, so that the impeller 8 can be cleaned, and when the air inlet 11 needs to be installed, the cylinder 15 is inserted into the through hole 20, the magnetic plate 19 and the strip-shaped plate 18 are not attracted by reversely rotating the cylinder 16 through the rectangular groove, the wedge-shaped piece 12 is matched with the strip-shaped plate 18 and pushes one end of the strip-shaped plate 18 to move into the jack 21, the annular plate 12 can be installed on the machine body 1, the use is convenient, the annular plate 12 can be conveniently detached and installed, can avoid influencing impeller 8 normal rotation to in can getting into fuselage 1 through otter board 13 to prevent that debris from to open otter board 13 and can clear up air intake 11.

Specifically, the piston rod 6 of the present embodiment is provided with a spring at its outer periphery, the upper end of the spring is fixedly connected to the backing plate 2, and the lower end of the spring is fixedly connected to the top surface of the air cylinder 4. When the piston rod 6 moves, the spring on the piston rod 6 buffers the backing plate 2, so that the backing plate 2 is protected.

Specifically, in this embodiment, a magnetic sheet is fixedly installed on the other side of the air inlet 11, an iron sheet is fixedly installed on one side of the mesh plate 13, and the magnetic sheet and the iron sheet can be attracted and matched with each other. When the device is used, the magnetic sheet and the iron sheet are mutually attracted and matched, so that the screen plate 13 can be conveniently opened, and dust in the air inlet 11 can be conveniently cleaned.

Further, the front and rear sides of the motor 3 according to the present embodiment are fixedly connected to the top surface of the base 7 through a reinforcing plate. When the device is used, the connection of the rest base 7 of the motor 3 can be firmer through the reinforcing plate, so that the motor 3 can be more stable in the working process.

Furthermore, the front surface of the body 1 of the present embodiment is fixedly installed with a water storage pipe, and the upper end of the water storage pipe is fixedly installed with a water inlet pipe. When using this device, can pour into cold water into to the retaining pipe is inside through the inlet tube to can cool down fuselage 1.

The embodiments of the present invention have been described with reference to the accompanying drawings, but these descriptions should not be construed as limiting the scope of the present invention, and the technical contents not described in detail in the present invention are known in the art.

Claims (5)

1. The utility model provides an draught fan convenient to clean impeller which characterized in that: comprises a machine body (1), a base (7) is arranged on one side of the machine body (1), a backing plate (2) is arranged above the base (7), a motor (3) is fixedly arranged on the top surface of the backing plate (2), a plurality of air cylinders (4) are fixedly arranged on the top surface of the base (7), pistons (5) are arranged in the air cylinders (4), the pistons (5) can move up and down in the air cylinders (4), piston rods (6) are fixedly arranged on the top surface of the pistons (5), the lower ends of the piston rods (6) penetrate through the upper ends of the air cylinders (4), the upper ends of the plurality of piston rods (6) are fixedly connected with the bottom surface of the backing plate (2), impellers (8) are arranged in the machine body (1), the impellers (8) are fixedly connected with an output shaft of the motor (3), an air outlet (9) is fixedly arranged on the top surface of the machine body (1), one side fixed mounting annular plate (12) of air intake (11), annular plate (12) can contact with the opposite side of fuselage (1), the opposite side of air intake (11) is equipped with otter board (13), otter board (13) cooperate with air intake (11), air intake (11) and otter board (13) pass through hinge (14) fixed connection, the opposite side fixed mounting several evenly distributed's of fuselage (1) drum (15), drum (15) inside is equipped with horizontal cylinder (16), cylinder (16) and fuselage (1) pass through the universal shaft and connect, the central point that cylinder (16) are located drum (15) puts, both sides fixed mounting wedge piece (17) of cylinder (16), shifting chute (10) are all seted up to drum (15) other both sides, be equipped with bar shaped plate (18) in shifting chute (10), bar shaped plate (18) can move along shifting chute (10), bar shaped plate (18) one side is the arc, strip shaped plate (18) inboard cooperatees with wedge piece (17), the equal fixed mounting magnetic plate (19) of cylinder (16) left and right sides, magnetic plate (19) can inhale the cooperation with strip shaped plate (18) mutually, the rectangular channel is seted up to the one end of cylinder (16), several evenly distributed's through-hole (20) are seted up to one side of annular slab (12), drum (15) can insert in through-hole (20) and cooperate with through-hole (20), two jack (21) are seted up to through-hole (20) inside, strip shaped plate (18) can insert in jack (21) and cooperate with jack (21).

2. The induced draft fan convenient to clean impeller of claim 1, wherein: the periphery of the piston rod (6) is provided with a spring, the upper end of the spring is fixedly connected with the backing plate (2), and the lower end of the spring is fixedly connected with the top surface of the air cylinder (4).

3. The induced draft fan convenient to clean impeller of claim 1, wherein: and a magnetic sheet is fixedly arranged on the other side of the air inlet (11), an iron sheet is fixedly arranged on one side of the screen plate (13), and the magnetic sheet and the iron sheet can be mutually attracted and matched.

4. The induced draft fan convenient to clean impeller of claim 1, wherein: the front side and the rear side of the motor (3) are fixedly connected with the top surface of the base (7) through reinforcing plates.

5. The induced draft fan convenient to clean impeller of claim 1, wherein: the front surface of the machine body (1) is fixedly provided with a water storage pipe, and the upper end of the water storage pipe is fixedly provided with a water inlet pipe.

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