CN215293032U

CN215293032U - Fan blowback system

Info

Publication number: CN215293032U
Application number: CN202121517309.XU
Authority: CN
Inventors: 张承超
Original assignee: Jinan Justrichful Technology Development Co ltd
Current assignee: Jinan Justrichful Technology Development Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-24
Anticipated expiration: 2031-07-02

Abstract

A blower reverse blowing system comprises a dust removal pipe; the dust removal pipe is provided with the fan, the fan includes second servo motor, flabellum and installation axle, the installation axle sets up the inside at the dust removal pipe, second servo motor sets up the outside and its output shaft at the dust removal pipe and is connected with installation axle transmission, the flabellum sets up at the installation epaxial, the inside of dust removal pipe is provided with filter equipment, the installation axle runs through filter equipment's both ends, the one end of installation axle is provided with the spacing subassembly of unidirectional rotation, the spacing subassembly of unidirectional rotation includes the ratchet, gu fixed ring and pawl, be provided with one or more cleaning device on the collar, cleaning device is including the installation pole and the brush hair of setting on the installation pole, the pipe is provided with to the one side intercommunication of neighbouring second servo motor on the dust removal pipe. The utility model discloses dust removal effect is good, through drive installation axle antiport, and under the cooperation work of the spacing subassembly of unidirectional rotation, can drive the brush hair and rotate, has further promoted the clearance effect of dust on the filter screen, and the practicality is stronger.

Description

Fan blowback system

Technical Field

The utility model relates to a fan technical field especially relates to a fan blowback system.

Background

The fan blowback system is used for the dust removal field more, in industrial production and can produce a large amount of dust and distribute in the atmosphere, causes environmental pollution, harm the personal health.

The existing fan back-blowing system can accumulate a large amount of dust on the filter screen after working for a long time, if the dust cleaning treatment is not carried out, the filtering function of the fan back-blowing system can be seriously influenced, and the cleaning effect of the filter screen is very limited only by means of reverse blowing.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a fan blowback system, dust removal effect is good, through drive installation axle antiport, and under the cooperation work of the spacing subassembly of unidirectional rotation, can drive the brush hair and rotate, has further promoted the clearance effect of dust on the filter screen, and the practicality is stronger.

(II) technical scheme

The utility model provides a fan back-blowing system, which comprises a dust removal pipe; one end of the dust removing pipe is provided with a closed structure, a fan is arranged on the dust removing pipe, the fan comprises a second servo motor, fan blades and an installation shaft, the installation shaft is rotatably arranged inside the dust removing pipe, the second servo motor is fixedly arranged outside the dust removing pipe, an output shaft of the second servo motor is in transmission connection with the installation shaft, the fan blades are arranged on the installation shaft, a filter device is arranged inside the dust removing pipe, the installation shaft penetrates through two ends of the filter device, one end, far away from the fan blades, of the installation shaft is provided with a unidirectional rotation limiting assembly, the unidirectional rotation limiting assembly comprises a ratchet wheel, a fixing ring and a pawl, the fixing ring is fixedly arranged on the installation shaft, the pawl is arranged on the fixing ring, the ratchet wheel is sleeved on the installation shaft and is in matched connection with the pawl, one side, far away from the fixing ring, of the ratchet wheel is fixedly provided with the installation ring, the installation ring is rotatably arranged on the installation shaft, and one or more cleaning devices are arranged on the installation ring along the radial direction of the installation ring, cleaning device includes the installation pole and sets up the brush hair on the installation pole, and brush hair and filter equipment's side contact, and the dust removal pipe is gone up one side intercommunication of neighbouring second servo motor and is provided with the blast pipe.

Preferably, a circular sealing plate is rotatably arranged on the inner side of the dust removal pipe and close to one end of the pipe orifice of the dust removal pipe, a first servo motor used for driving the circular sealing plate to rotate is arranged outside the dust removal pipe, and a water spraying device is arranged on the dust removal pipe.

Preferably, water jet equipment includes the shower nozzle, and the shower nozzle setting is on the inner wall top of dust removal pipe, and the both sides of shower nozzle all are provided with the nozzle, and both sides nozzle respectively towards circular sealing plate and filter equipment, and the input of shower nozzle is connected with the water pipe, is provided with miniature pump on the water pipe, and the outside of dust removal pipe is located to miniature pump.

Preferably, the dust removal pipe is provided with a drain hole, the bottom end of the dust removal pipe is provided with a water collection tank, the water collection tank is communicated with the drain hole, and the water collection tank is provided with a valve.

Preferably, a waterproof ring is arranged at the pipe orifice of the dust removal pipe, and the inner diameter of the waterproof ring is smaller than that of the dust removal pipe.

Preferably, filter equipment includes first ring, filter screen and second ring, and first ring is fixed to be set up on the inner wall of dust removal pipe, and the coaxial setting of second ring is in the inboard of first ring, is connected through the filter screen between first ring and the second ring to installation axle runs through with the second ring.

Preferably, the one end of keeping away from the flabellum on the installation axle is provided with strutting arrangement, and strutting arrangement overlaps including establishing at the epaxial first ball bearing of installation and setting up a plurality of dead levers on first ball bearing, the other end of dead lever and the inner wall fixed connection of dust removal pipe.

Preferably, the inner side of the mounting ring is provided with a second ball bearing, and the mounting shaft is provided with an annular groove for the second ball bearing to roll.

Preferably, the exhaust pipe is in an L-shaped structure.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: the utility model has good dust removal effect, can generate reverse airflow by driving the installation shaft to reversely rotate, can blow off dust on the filter screen, and can drive the brush hair to rotate under the matching work of the unidirectional rotation limiting component, thereby further improving the cleaning effect of the dust on the filter screen; the circular sealing plate that sets up through rotating makes the dust that blows off can accumulate at its surface, sprays water to circular sealing plate and filter screen through the water jet equipment that sets up, can wash down the dust on circular sealing plate and the filter screen, has promoted the clearance effect to the dust.

Drawings

Fig. 1 is a schematic structural diagram of a first viewing angle of a blower reverse blowing system according to the present invention.

Fig. 2 is a schematic structural diagram of a second viewing angle of the blower reverse blowing system provided by the present invention.

Fig. 3 is the schematic structural diagram of the inside of the dust removing pipe in the blower reverse blowing system provided by the utility model.

Fig. 4 is the structural schematic diagram of the unidirectional rotation limiting assembly, the mounting ring and the cleaning device in the blower reverse blowing system provided by the utility model.

Fig. 5 is an enlarged view of a structure at a in fig. 2.

Reference numerals: 1. a dust removal pipe; 101. a drain hole; 2. an exhaust pipe; 3. a circular sealing plate; 4. a first servo motor; 5. a micro water pump; 61. a second servo motor; 62. a fan blade; 63. installing a shaft; 7. a water collection tank; 71. a valve; 8. a waterproof ring; 91. a first circular ring; 92. filtering with a screen; 93. a second circular ring; 10. a mounting ring; 11. a ratchet wheel; 12. a fixing ring; 13. a pawl; 14. mounting a rod; 15. brushing; 16. a first ball bearing; 17. fixing the rod; 18. a spray head; 19. a water pipe; 20. a second ball bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the blower reverse blowing system of the present invention comprises a dust removal pipe 1; one end of the dust removing pipe 1 is provided with a closed structure, a fan is arranged on the dust removing pipe 1, the fan comprises a second servo motor 61, a fan blade 62 and an installation shaft 63, the installation shaft 63 is rotatably arranged in the dust removing pipe 1, the second servo motor 61 is fixedly arranged outside the dust removing pipe 1, an output shaft of the second servo motor is in transmission connection with the installation shaft 63, the fan blade 62 is arranged on the installation shaft 63, a filter device is arranged in the dust removing pipe 1, the installation shaft 63 penetrates through two ends of the filter device, one end, far away from the fan blade 62, of the installation shaft 63 is provided with a one-way rotation limiting assembly, the one-way rotation limiting assembly comprises a ratchet wheel 11, a fixed ring 12 and a pawl 13, the fixed ring 12 is fixedly arranged on the installation shaft 63, the pawl 13 is arranged on the fixed ring 12, the ratchet wheel 11 is sleeved on the installation shaft 63, the ratchet wheel 11 is in fit connection with the pawl 13, and one side, far away from the fixed ring 12, on the ratchet wheel 11 is fixedly provided with the installation ring 10, and the mounting ring 10 rotates and sets up on installation axle 63, is provided with one or more cleaning device along its radial on the mounting ring 10, and cleaning device includes installation pole 14 and the brush hair 15 of setting on installation pole 14, and brush hair 15 and filter equipment's side contact, and the one side intercommunication that is close to second servo motor 61 on the dust removal pipe 1 is provided with blast pipe 2.

In an alternative embodiment, a circular sealing plate 3 is rotatably arranged on the inner side of the dust removing pipe 1 and adjacent to one end of the pipe opening of the dust removing pipe, a first servo motor 4 for driving the circular sealing plate 3 to rotate is arranged on the outer side of the dust removing pipe 1, and a water spraying device is arranged on the dust removing pipe 1.

In an alternative embodiment, the water spraying device comprises a spray head 18, the spray head 18 is arranged at the top end of the inner wall of the dust removing pipe 1, nozzles are arranged on two sides of the spray head 18, the nozzles on the two sides face the circular sealing plate 3 and the filtering device respectively, the input end of the spray head 18 is connected with a water pipe 19, a micro water pump 5 is arranged on the water pipe 19, and the micro water pump 5 is arranged outside the dust removing pipe 1.

In an alternative embodiment, the dust removing pipe 1 is provided with a drainage hole 101, the bottom end of the dust removing pipe 1 is provided with a water collecting tank 7, the water collecting tank 7 is communicated with the drainage hole 101, and the water collecting tank 7 is provided with a valve 71.

In an alternative embodiment, a waterproof ring 8 is arranged at the nozzle of the dust removing pipe 1, and the inner diameter of the waterproof ring 8 is smaller than that of the dust removing pipe 1.

In an alternative embodiment, the filtering device comprises a first ring 91, a filter screen 92 and a second ring 93, the first ring 91 is fixedly arranged on the inner wall of the dust removing pipe 1, the second ring 93 is coaxially arranged on the inner side of the first ring 91, the first ring 91 and the second ring 93 are connected through the filter screen 92, and the mounting shaft 63 penetrates through the second ring 93.

In an alternative embodiment, a supporting device is disposed on one end of the mounting shaft 63 away from the fan blades 62, the supporting device includes a first ball bearing 16 sleeved on the mounting shaft 63 and a plurality of fixing rods 17 disposed on the first ball bearing 16, and the other end of the fixing rod 17 is fixedly connected to the inner wall of the dust removing pipe 1.

In an alternative embodiment, the second ball bearing 20 is disposed inside the mounting ring 10, and the mounting shaft 63 is provided with an annular groove for the second ball bearing 20 to roll.

In an alternative embodiment, the exhaust pipe 2 has an "L" shaped configuration.

In the working process of the utility model, the programming controller can control the positive and negative rotation direction of the rotating shaft of the second servo motor 61, the rotating shaft of the second servo motor 61 is controlled to rotate positively, thereby driving the fan blades 62 to rotate positively, the fan blades 62 can suck the dirty gas into the dust removing pipe 1 (in the initial state, one end of the dust removing pipe 1 is in an open state), the arranged filter screen 92 can filter the dust in the gas, the programming controller works according to the preset logic sequence, when the dust removing work is carried out for a certain time, the programming controller controls the rotating shaft of the second servo motor 61 to rotate reversely, thereby driving the reverse rotation of the fan blades 62, then the first servo motor 4 is controlled to work, the first servo motor 4 drives the circular sealing plate 3 to rotate until the dust removing pipe 1 is in a closed state, the fan blades 62 rotate to generate reverse airflow to blow the dust accumulated on the filter screen 92 to the circular sealing plate 3, when the mounting shaft 63 rotates reversely, under the cooperation of the ratchet wheel 11 and the pawl 13, the mounting ring 10 can be driven to rotate (when the mounting shaft 63 rotates forwardly, the ratchet wheel 11 cannot rotate under the influence of friction force between the brush bristles 15 and the filter screen 92), the mounting ring 10 drives the mounting rod 14 and the brush bristles 15 to rotate, the brush bristles 15 can clean dust on the filter screen 92 when rotating, meanwhile, the programming controller controls the micro-water pump 5 to work again, the micro-water pump 5 conveys an external water source into the spray head 18 through the water pipe 19, the external water source is respectively sprayed to the circular sealing plate 3 and the filter screen 92 through the nozzles on the two sides of the spray head 18, the dust on the filter screen 92 and the circular sealing plate 3 can be washed, and finally muddy water accumulated in the dust removal pipe 1 falls into the water collection tank 7 through the water discharge hole 101 to be collected.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A fan back-blowing system is characterized by comprising a dust removal pipe (1); one end of the dust removing pipe (1) is provided with a closed structure, a fan is arranged on the dust removing pipe (1), the fan comprises a second servo motor (61), fan blades (62) and an installation shaft (63), the installation shaft (63) is rotatably arranged in the dust removing pipe (1), the second servo motor (61) is fixedly arranged outside the dust removing pipe (1), an output shaft of the second servo motor is in transmission connection with the installation shaft (63), the fan blades (62) are arranged on the installation shaft (63), a filtering device is arranged in the dust removing pipe (1), the installation shaft (63) penetrates through two ends of the filtering device, one end, far away from the fan blades (62), of the installation shaft (63) is provided with a unidirectional rotation limiting component, the unidirectional rotation limiting component comprises a ratchet wheel (11), a fixing ring (12) and a pawl (13), the fixing ring (12) is fixedly arranged on the installation shaft (63), the pawl (13) is arranged on the fixing ring (12), ratchet (11) cover is established on installation axle (63), and ratchet (11) are connected with pawl (13) cooperation, the fixed collar (10) that is provided with in one side of keeping away from solid fixed ring (12) on ratchet (11), and collar (10) rotate and set up on installation axle (63), radially be provided with one or more cleaning device along it on collar (10), cleaning device includes installation pole (14) and brush hair (15) of setting on installation pole (14), and brush hair (15) and filter equipment's side contact, the one side intercommunication of neighbouring second servo motor (61) is provided with blast pipe (2) on dust removal pipe (1).

2. The fan blowback system of claim 1, wherein a circular sealing plate (3) is rotatably disposed inside the dust removal pipe (1) and adjacent to one end of the pipe opening, a first servo motor (4) for driving the circular sealing plate (3) to rotate is disposed outside the dust removal pipe (1), and a water spraying device is disposed on the dust removal pipe (1).

3. The fan back-blowing system according to claim 2, characterized in that the water spraying device comprises a spray head (18), the spray head (18) is arranged on the top end of the inner wall of the dust removal pipe (1), nozzles are arranged on both sides of the spray head (18), the nozzles on both sides face the circular sealing plate (3) and the filtering device respectively, a water pipe (19) is connected to the input end of the spray head (18), a micro water pump (5) is arranged on the water pipe (19), and the micro water pump (5) is arranged outside the dust removal pipe (1).

4. The fan back-blowing system according to claim 3, wherein a drain hole (101) is formed in the dust removal pipe (1), a water collection tank (7) is arranged at the bottom end of the dust removal pipe (1), the water collection tank (7) is communicated with the drain hole (101), and a valve (71) is arranged on the water collection tank (7).

5. The blower back-blowing system according to claim 4, characterized in that a waterproof ring (8) is arranged at the nozzle of the dust removal pipe (1), and the inner diameter of the waterproof ring (8) is smaller than that of the dust removal pipe (1).

6. A blower back-blowing system according to claim 1, characterized in that the filtering device comprises a first ring (91), a filter screen (92) and a second ring (93), the first ring (91) is fixedly arranged on the inner wall of the dust removing pipe (1), the second ring (93) is coaxially arranged on the inner side of the first ring (91), the first ring (91) and the second ring (93) are connected through the filter screen (92), and the mounting shaft (63) penetrates through the second ring (93).

7. The blower back-blowing system as claimed in claim 1, wherein a supporting device is disposed on an end of the mounting shaft (63) away from the fan blades (62), the supporting device includes a first ball bearing (16) sleeved on the mounting shaft (63) and a plurality of fixing rods (17) disposed on the first ball bearing (16), and another ends of the fixing rods (17) are fixedly connected to an inner wall of the dust removing pipe (1).

8. The blower back-blowing system as claimed in claim 1, wherein the mounting ring (10) is provided with a second ball bearing (20) on an inner side thereof, and the mounting shaft (63) is provided with an annular groove for the second ball bearing (20) to roll.

9. A blower blow-back system according to claim 1, wherein the exhaust pipe (2) is of an "L" shape.