CN218118077U - Fan stable in operation - Google Patents

Abstract

The utility model discloses a fan that operation is stable belongs to fan technical field, which comprises a housin, the rear end of casing is equipped with two air inlets, the front end of casing is equipped with a gas outlet, the rear end fixed mounting of casing has the fixed bolster, fixed mounting has the boss on the fixed bolster, fixed mounting has the rotation motor on the boss, a first gear, two third gears and two second gears are installed to the casing internal rotation, the output that rotates the motor passes the boss with the fixed bolster stretch into to in the casing with first gear fixed connection, the another side fixed mounting of first gear has the axis of rotation, the top fixed mounting of axis of rotation has the second to rotate the fan, the round face fixed mounting of second gear has first rotation fan, the utility model discloses the amplitude that can let the inside part of rotation motor and fan receive also can reduce, increases the life of fan.

Description

Fan with stable operation

Technical Field

The utility model belongs to the technical field of the fan, specifically speaking relates to a fan that operation is stable.

Background

The fan generally is used for improving indoor air circumstance, transmission gas etc, and current fan generally includes the casing and locates motor and the rotatory fan in the casing, but current motor wind-force is little, transmission rate is slow, inefficiency, and for improving output wind-force, the slew velocity of reinforcing motor mostly, but motor slew velocity is too fast, can let the motor produce the high frequency and vibrate, make the inside part of motor and fan can become flexible, can cause the device to damage even during serious, influence the normal use of fan.

SUMMERY OF THE UTILITY MODEL

To current for improving output wind-force, the slew velocity of reinforcing motor is mostly, but motor slew velocity is too fast, can let the motor produce the high frequency and vibrate for the inside part of motor and fan can become flexible problem, the utility model provides a move stable fan.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a fan that operation is stable, includes the casing, fixed mounting has the division board in the casing, the rear end of casing is equipped with two air inlets, the front end of casing is equipped with a gas outlet, the rear end fixed mounting of casing has the fixed bolster, fixed mounting has the boss on the fixed bolster, fixed mounting has the rotation motor on the boss, a first gear, two third gears and two second gears are installed to the casing internal rotation, first gear and two third gear engagement, every the third gear all with one second gear engagement, the output of rotating the motor passes the boss with the fixed bolster stretch into to in the casing with first gear fixed connection, the another side fixed mounting of first gear has the axis of rotation, the top fixed mounting of axis of rotation has the second to rotate the fan, the disc fixed mounting of second gear has first rotation fan.

In order to ensure that the rotation speeds of the first rotating fan and the second rotating fan are the same, preferably, the diameter of the second gear is the same as the diameter of the first gear, and the size of the fan blade of the first rotating fan is the same as the size of the fan blade of the second rotating fan.

In order to shock-absorb the shock of rotating electrical machines during rotation, preferably, the boss is trapezoidal, the one end that the boss diameter is little with fixed bolster fixed connection, a plurality of fixing bolt are installed to the screw thread on the one end that the boss diameter is big, fixing bolt passes the boss with fixed bolster threaded connection, the last winding of fixing bolt has damping spring, damping spring's one end with fixed bolster fixed connection, damping spring's the other end with boss fixed connection.

In order to prevent impurities from entering the shell, preferably, a filter plate is fixedly installed at the rear end of the shell, and the filter plate is located at the air inlet.

In order to adsorb dust entering the shell, an anode plate is fixedly mounted on the inner wall of the shell, and a cathode plate is fixedly mounted on the isolation plate.

In order to prevent dust from being adsorbed on the gear, preferably, a protective shell is fixedly mounted at the rear end of the shell body, the protective shell is fixedly connected with the partition plate, and the first gear, the third gear and the second gear are rotatably mounted in the protective shell and the partition plate.

Compared with the prior art, the utility model provides a fan that operates stably, the utility model discloses possess following beneficial effect:

the part that does not involve in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a rotate the first gear rotation of motor drive, let the third gear, second gear and axis of rotation also rotate thereupon, let two first rotating fan and a second rotating fan can rotate in step, let two first rotating fan from two air inlets to device in transport two strands of the same amount of wind, when two first rotating fan are with same wind transport for the second rotating fan, the passageway amount of wind is the amount of wind of single fan between first rotating fan and the second rotating fan of casing position, make the second rotating fan combine two strands of wind to blow out the amount of wind of twice single fan, let the rotating electrical machines, under the same circumstances of second rotating fan rotational speed, the device just can export double amount of wind, when the output rotational speed of rotating electrical machines is constant, the wind-force of single fan output is the same with the wind-force of first rotating fan and second rotating fan output, the wind-force of device output also can be greater than the wind-force of single fan output, when needs big amount of wind-force, when the constant, the required constancy of wind-output of rotating electrical machines output is constant, the rotational speed of fan also can reduce the rotational speed of this moment and can be less than the internal rotation of rotating electrical machines and can be used the shock of the internal rotation of the fan and can reduce the wind-driven machine and can be reduced the shock.

Drawings

Fig. 1 is a schematic diagram of an internal structure of a stably operating fan according to the present invention;

fig. 2 is a schematic structural diagram of a fan in fig. 1, which operates stably according to the present invention;

fig. 3 is a schematic rear view of the fan of the present invention with stable operation;

fig. 4 is a schematic view of a reinforcing block structure with stable operation provided by the present invention.

In the figure: 1. a housing; 101. an air inlet; 102. an air outlet; 2. a first rotary fan; 3. a second rotary fan; 4. rotating the motor; 5. a first gear; 6. a second gear; 7. a third gear; 8. a fixed bracket; 9. a reinforcing block; 901. fixing the bolt; 902. a damping spring; 10. a cathode plate; 11. an anode plate; 12. a protective shell; 13. a filter plate; 14. a separator plate; 15. and rotating the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element 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.

The embodiment is as follows:

referring to fig. 1-4, a fan stable in operation includes a housing 1, a partition 14 is fixedly installed in the housing 1, two air inlets 101 are arranged at the rear end of the housing 1, an air outlet 102 is arranged at the front end of the housing 1, a fixing support 8 is fixedly installed at the rear end of the housing 1, a reinforcing block 9 is fixedly installed on the fixing support 8, a rotating motor 4 is fixedly installed on the reinforcing block 9, a first gear 5, two third gears 7 and two second gears 6 are installed in the housing 1 in a rotating manner, the first gear 5 is meshed with the two third gears 7, each third gear 7 is meshed with one second gear 6, an output end of the rotating motor 4 penetrates through the reinforcing block 9 and the fixing support 8 to extend into the housing 1 to be fixedly connected with the first gear 5, a rotating shaft 15 is fixedly installed on the other side of the first gear 5, a second rotating fan 3 is fixedly installed at the top end of the rotating shaft 15, and a first rotating fan 2 is fixedly installed on the round surface of the second gear 6.

The diameter of the second gear 6 is the same as that of the first gear 5, and the size of the fan blade of the first rotating fan 2 is the same as that of the fan blade of the second rotating fan 3, so that the wind speed and the wind amount received by the back of the second rotating fan 3 can be balanced.

Boss 9 is trapezoidal, the little one end of boss 9 diameter and 8 fixed connection of fixed bolster, a plurality of fixing bolt 901 are installed to the one end screw thread that boss 9 diameter is big, fixing bolt 901 passes boss 9 and 8 threaded connection of fixed bolster, the winding has damping spring 902 on the fixing bolt 901, damping spring 902's one end and 8 fixed connection of fixed bolster, damping spring 902's the other end and boss 9 fixed connection, rotating motor 4 is when high-speed operation, can produce the vibration, cushion the vibration that produces through damping spring 902, make rotating motor 4 can not vibrate the influence to casing 1 production.

The rear end fixed mounting of casing 1 has filter 13, filter 13 is located air inlet 101 department, fixed mounting has anode plate 11 on casing 1's the inner wall, fixed mounting has negative plate 10 on the division board 14, filter 13 blocks great foreign particles in the air, tiny dust can produce static with air friction in the air, when letting these dust that are carrying static get into casing 1, adsorb the dust that has anion by anode plate 11, negative plate 10 adsorbs the dust that has cation, make the dust can not blow off from gas outlet 102.

The rear end of the shell body 1 is fixedly provided with a protective shell 12, the protective shell 12 is fixedly connected with a partition plate 14, the first gear 5, the third gear 7 and the second gear 6 are rotatably installed in the protective shell 12 and the partition plate 14, the protective shell 12 and the partition plate 14 protect the gears, otherwise, along with the increase of the service time, dust at the meshing position of the gears is more and more increased, and the rotation of the gears is influenced.

The utility model discloses be applied to fan technical field, start rotating motor 4, let first gear 5 rotate, with this let third gear 7, second gear 6 and axis of rotation 15 rotate, let first rotation fan 2 and second rotate fan 3 and rotate in step, let first rotation fan 2 from air inlet 101 to the device internal air supply, because division board 14 keeps apart, make the wind that two first rotation fans 2 carried can not influence each other, when the wind of carrying is blown to the back of second rotation fan 3, second rotation fan 3 combines two air flows at the back to be carried to gas outlet 102, make the wind that gas outlet 102 blew off be the twice of single fan blowing-off amount of wind, the wind speed is the wind speed of far-exceeding single fan blowing-off amount.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (6)

1. A fan with stable operation is characterized by comprising a shell (1), wherein a partition plate (14) is fixedly arranged in the shell (1), the rear end of the shell (1) is provided with two air inlets (101), the front end of the shell (1) is provided with an air outlet (102), a fixed bracket (8) is fixedly arranged at the rear end of the shell (1), a reinforcing block (9) is fixedly arranged on the fixed bracket (8), a rotating motor (4) is fixedly arranged on the reinforcing block (9), a first gear (5), two third gears (7) and two second gears (6) are rotatably arranged in the shell (1), the first gear (5) meshes with two third gears (7), each third gear (7) meshes with one second gear (6), the output end of the rotating motor (4) penetrates through the reinforcing block (9) and the fixed support (8) and extends into the shell (1) to be fixedly connected with the first gear (5), a rotating shaft (15) is fixedly arranged on the other surface of the first gear (5), a second rotating fan (3) is fixedly arranged at the top end of the rotating shaft (15), and a first rotating fan (2) is fixedly arranged on the circular surface of the second gear (6).

2. A fan with stable operation according to claim 1, characterized in that the diameter of the second gear wheel (6) is the same as the diameter of the first gear wheel (5), and the size of the blades of the first rotating fan (2) is the same as the size of the blades of the second rotating fan (3).

3. The stably operating fan according to claim 1, wherein the reinforcing block (9) is trapezoidal, one end of the reinforcing block (9) with a small diameter is fixedly connected with the fixing support (8), one end of the reinforcing block (9) with a large diameter is provided with a plurality of fixing bolts (901) in a threaded manner, the fixing bolts (901) penetrate through the reinforcing block (9) to be connected with the fixing support (8) in a threaded manner, the fixing bolts (901) are wound with damping springs (902), one end of each damping spring (902) is fixedly connected with the fixing support (8), and the other end of each damping spring (902) is fixedly connected with the reinforcing block (9).

4. A fan with stable operation according to claim 1, characterized in that a filter plate (13) is fixedly mounted at the rear end of the housing (1), said filter plate (13) being located at the air inlet (101).

5. The blower fan with stable operation according to claim 4, characterized in that an anode plate (11) is fixedly arranged on the inner wall of the shell (1), and a cathode plate (10) is fixedly arranged on the separation plate (14).

6. The stably operating fan according to claim 1, wherein a protective shell (12) is fixedly mounted at the rear end of the housing (1), the protective shell (12) is fixedly connected with the isolation plate (14), and the first gear (5), the third gear (7) and the second gear (6) are rotatably mounted in the protective shell (12) and the isolation plate (14).

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