CN211503109U

CN211503109U - Spinning air return device

Info

Publication number: CN211503109U
Application number: CN201921839934.9U
Authority: CN
Inventors: 周延; 周箭; 程学红
Original assignee: Hangzhou Qilong Chemical Fiber Co ltd
Current assignee: Hangzhou Qilong Chemical Fiber Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-09-15
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a spinning air return device, include: the air inlet pipe, the return air pipe and the return air dust removal box are connected through the return air dust removal box, and dust-containing air enters the return air dust removal box from the air inlet pipe for dust removal and then is discharged from the return air pipe; additionally, the utility model discloses a dust in the high pressure spraying messenger air is absorbed by water and along with water discharge, has improved the effect of dust removal, has also increased the humidity of air when removing dust, can effectively increase the gas humidity of emission to change external environment humidity.

Description

Spinning air return device

Technical Field

The utility model relates to a spinning equipment technical field especially relates to a spinning air return device.

Background

The main task of the textile air conditioning system is to create and maintain air conditions meeting certain requirements in a spinning workshop, so that the temperature, humidity, flow speed, dust concentration and freshness of the workshop can meet the requirements of production technology and human comfort.

The spun yarn in the spinning process is thinner yarn formed by re-spinning the roving and is used for weaving or spinning; the spinning process is the last process of spinning production, and is to spin roving into spun yarn with certain number and meeting quality standard or customer requirement for twisting, weaving or knitting; dust removal is required in spinning plants because of the large amount of dust and fiber that is often generated.

The existing air conditioning system for the spinning workshop mainly sends fresh air into the workshop, and then sucks dust-containing air in the workshop into a dust removal chamber for filtering and then discharging, but fibers in the air in the workshop are not recycled, so that resource waste is caused, and energy conservation and environmental protection are not facilitated; the return air is that air conditioning system sends back the local environment after purifying the wind in the local environment again, and some cotton textile mill spun yarn workshops use the centrifugal force that the rotatory in-process of air current acted on the dust particle to make the dust separate from dusty air current in return air dust removal technology at present, but this kind of return air dust removal technology because of its dust removal process because of containing dust in-flow cotton fibre, fibre ash dust removal resistance great and not thorough that remove dust, often block the mesh, influence the dust removal effect.

The utility model discloses a utility model patent that the bulletin number is CN209173653U discloses a spun yarn workshop dust removal return air utilizes device, can separate out and recycle the end of a thread at the in-process that removes dust, the wasting of resources has been avoided, be favorable to energy-concerving and environment-protective, the inlet tube passes through the shower nozzle to the air spray, make the dust in the air fall into the water receiving incasement along with water, the dust removal effect has been improved, though the device can realize the function of removing dust, but need artifical periodic opening swing gate to clear up the filter screen, otherwise the filter screen blocks up the mesh along with the end of a thread that separates is more and more, the ventilation rate that causes the filter screen reduces, the return air effect worsens.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a spinning air return device, which utilizes a filter screen drum to filter out fibers, utilizes a cotton stripping drum to strip off cotton fibers attached to the filter screen drum and collect the cotton fibers into a waste cotton box for recycling, utilizes high-pressure spraying to remove dust in the air to obtain clean gas and discharge the clean gas from an air return port, has a simple working principle, and can effectively avoid the problems of blockage of meshes and influence on a dust removal effect caused by cotton fibers and fibers in dust-containing airflow; additionally, the utility model discloses a dust in the high pressure spraying messenger air is absorbed by water and along with water discharge, has improved the effect of dust removal, has also increased the humidity of air when removing dust, can effectively increase the gas humidity of emission to change external environment humidity.

The utility model discloses a realize through following technical scheme.

A spinning return air device, comprising: the spinning workshop air inlet device comprises an air inlet pipe, a return air pipe and a return air dust removal box, wherein the air inlet pipe is connected with the return air pipe through the return air dust removal box, an air inlet fan is arranged at an air inlet of the air inlet pipe, a return air inlet of the return air pipe is provided with a return air fan, the air inlet fan and the return air fan are fixed on the inner side of a spinning workshop wall body respectively, and the air inlet pipe and the return air pipe penetrate through the spinning workshop wall body respectively and are connected with the return air dust removal box arranged.

Further, the return air dust removal case includes outside box and well intermediate spacer, the inside of outside box is separated for controlling two compartments through intermediate spacer, and the top of left side compartment is provided with the air intake of being connected with the air-supply line, and the bottom is provided with the bin outlet of being connected with the cotton waste bin, and one side of right side compartment is provided with the return air inlet of being connected with the return air pipe.

Furthermore, the left compartment is also provided with a left air deflector and a right air deflector which are sequentially connected with the air inlet and the discharge outlet, the left air deflector and the right air deflector are both formed by processing metal sheets, the upper end and the lower end of each of the left air deflector and the right air deflector are respectively fixed at the top and the bottom of the left compartment of the external box body, and the front end and the rear end of each of the left air deflector and the right air deflector are respectively fixed at the front and the rear of the left; a filter screen rotary drum and a cotton stripping rotary drum are sequentially arranged between the left air deflector and the right air deflector from top to bottom; the two sides of the filter screen rotary drum and the two sides of the cotton stripping rotary drum are respectively attached to the left air deflector and the right air deflector in the rotating process, and the rotating directions of the filter screen rotary drum and the cotton stripping rotary drum are opposite.

Further, the screen drum comprises: cylindric filter screen, a supporting beam and pivot, the mode equipartition with the circumference array of one end of a supporting beam is in the pivot, the other end of a supporting beam and the internal connection of cylindric filter screen, the one end of pivot is fixed in the front of outside box left side compartment through first bearing frame, the one end of pivot is passed through the second bearing frame and is connected with filter screen rotary drum driving motor.

Furthermore, the middle part of the right air deflector is also provided with a dust air outlet communicated with the right compartment, a filter screen is arranged at the dust air outlet, and the dust air outlet is communicated with the right compartment through a dust air conveying channel.

Further, the stripping rotating drum comprises a stripping rotating shaft and stripping blades, one ends of the stripping blades are uniformly distributed on the stripping rotating shaft in a circumferential array mode, and the rotating circumference of the other ends of the stripping blades is tangent to the excircle of the cylindrical filter screen in the filter screen rotating drum.

One end of the cotton stripping rotating shaft is fixed in front of a compartment on the left side of the external box body through a third bearing seat, and the other end of the cotton stripping rotating shaft is connected with an output shaft of a driving motor of the cotton stripping rotary drum through a fourth bearing seat.

Further, the right side compartment is provided with atomizer, atomizer evenly installs on the spray tube with the uniform spacing, the spray tube both ends are sealed and are fixed in the both sides of right side compartment through sealed end cap respectively, the centre and the inlet tube intercommunication of spray tube, the inlet tube is connected with outside water supply module through the control solenoid valve of intaking.

Further, a water collecting tank is further arranged below the atomizing spray head at the bottom of the right compartment, and a drain pipe is further arranged on one side of the water collecting tank.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model relates to a spinning air return device utilizes the filter screen rotary drum to filter out the fibre, utilizes to shell the cotton rotary drum and peels off adnexed cotton fibre on the filter screen rotary drum and be used for retrieving in collecting the waste cotton case, utilizes the high pressure can spray and obtains clean gas by the return air inlet emission after getting rid of the dust in with the air, and its theory of operation is simple, can effectively avoid because of in the dusty air current cotton fibre, fibre block up the mesh, influence dust removal effect's problem.

2. The utility model relates to a spinning air return device makes the dust in the air absorb and along with water discharge through high-pressure spraying, has improved the effect of removing dust, has also increased the humidity of air when removing dust, can effectively increase the gas humidity of emission to change external environment humidity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described 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 creative efforts.

Fig. 1 is a schematic flow chart of embodiment 1 of the present invention.

Fig. 2 is a system flowchart of embodiment 2 of the present invention.

In the figure: 1. an air inlet pipe; 2. a return air duct; 3. a return air dust removal box; 301. an outer case; 302. a middle partition plate; 303, an air inlet; 304. a discharge outlet; 305. an air return opening; 306. a left air deflector; 307. a right air deflector; 308. a screen drum; 3081. a cylindrical filter screen; 3082. a support beam; 3083. a rotating shaft; 3084. a first bearing housing; 3085. a second bearing housing; 3086. a filter screen drum driving motor; 309. a dust wind outlet; 3091. a cotton stripping rotating shaft; 3092. stripping cotton leaves; 3093. a third bearing seat; 3094. a fourth bearing seat; 3095. a driving motor of the cotton stripping rotary drum; 310. filtering with a screen; 311. a dust wind conveying passage; 312. an atomizing spray head; 313. a nozzle; 314. sealing the plug; 315. a water inlet pipe; 316. a water inlet control electromagnetic valve; 317. a water collection tank; 318. a drain pipe; 4. an air intake fan; 5. a return air fan; 6, spinning workshop wall; 8. waste cotton box.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

Referring to fig. 1, a spinning air return device is characterized by comprising: the air inlet pipe 1, the return air pipe 2 and the return air dust removal case 3, the air inlet pipe 1 is connected through the return air dust removal case 3 with the return air pipe 2, the air intake of air inlet pipe 1 is provided with air intake fan 4, the return air inlet of return air pipe 2 is provided with return air fan 5, air intake fan 4 and return air fan 5 are fixed respectively in 6 inboards of spinning workshop wall body, air inlet pipe 1 and return air pipe 2 pass spinning workshop wall body 6 respectively and are connected with the return air dust removal case 3 that sets up in the 6 outsides of spinning workshop wall body.

Referring to fig. 1, the return air dust removal box 3 includes an outer box 301 and a middle partition plate 302, the inside of the outer box 301 is divided into two compartments of left and right sides by the middle partition plate, the top of the left compartment is provided with an air inlet 303 connected with an air inlet pipe 1, the bottom is provided with a discharge outlet 304 connected with a waste cotton box 7, and one side of the right compartment is provided with a return air inlet 305 connected with a return air pipe 2.

Referring to fig. 1, the left compartment is further provided with a left air deflector 306 and a right air deflector 307 which are sequentially connected with the air inlet 303 and the air outlet 304, the left air deflector 306 and the right air deflector 307 are both formed by processing metal sheets, the upper end and the lower end of each of the left air deflector 306 and the right air deflector 307 are respectively fixed at the top and the bottom of the left compartment of the external box body 301, and the front end and the rear end of each of the left air deflector and the right air deflector are respectively fixed at the front and; a filter screen rotary drum 308 and a cotton stripping rotary drum are sequentially arranged between the left air deflector 306 and the right air deflector 307 from top to bottom; the two sides of the sieve drum 308 and the two sides of the cotton stripping drum are respectively attached to the left air deflector 306 and the right air deflector 307 in the rotating process, and the rotating directions of the sieve drum 308 and the cotton stripping drum are opposite.

Referring to fig. 1 and 2, the screen drum 308 includes: cylindric filter screen 3081, supporting beam 3082 and pivot 3083, the mode equipartition on pivot 3083 of the one end of supporting beam 3082 with the circumference array, the internal connection of the other end and cylindric filter screen 3081 of supporting beam 3082, the one end of pivot 3083 is fixed in the front of outside box 301 left side compartment through first bearing frame 3084, the one end of pivot 3083 is connected with filter screen rotary drum driving motor 3086 through second bearing frame 3085.

Referring to fig. 1, the middle of the right air deflector 307 is further provided with a dust wind outlet 309 communicated with the right compartment, a filter screen 310 is arranged at the dust wind outlet 309, and the dust wind outlet 309 is communicated with the right compartment through a dust wind delivery channel 311.

Referring to fig. 1, the stripping rotor includes a stripping rotor 3091 and stripping blades 3092, one end of the stripping blades 3092 are uniformly distributed on the stripping rotor 3091 in a circumferential array, and the rotation circumference of the other end of the stripping blades 3092 is tangential to the outer circle of the cylindrical screen 3081 in the screen rotor 308.

Referring to fig. 1 and 2, one end of the cotton stripping rotating shaft 3091 is fixed in front of the left compartment of the outer box 301 through a third bearing housing 3093, and the other end of the cotton stripping rotating shaft 3091 is connected with an output shaft of a cotton stripping drum driving motor 3095 through a fourth bearing housing 3094.

Referring to fig. 1, the right compartment is provided with the atomizer 312, the atomizer 312 is uniformly installed on the nozzle 313 at a certain interval, both ends of the nozzle 313 are sealed and fixed at both sides of the right compartment by the sealing plugs 314, the middle of the nozzle 313 is communicated with the water inlet pipe 315, and the water inlet pipe 315 is connected with the external water supply module by the water inlet control solenoid valve 316.

Referring to fig. 1, a water collection tank 317 is further disposed below the right compartment bottom atomizer 312, and a drain pipe 318 is further disposed at one side of the water collection tank 317.

The utility model discloses a theory of operation does: firstly, an air inlet fan 4 and an air return fan 5 are started, a filter screen rotary drum driving motor 3086 and a cotton stripping rotary drum driving motor 3095 are started at the same time, indoor dust-containing air enters from an air inlet pipe 1, and reaches the return air dust chamber 3, the dust-containing air enters the left compartment from the air inlet 303, the filter screen drum 308 rotates clockwise under the drive of the filter screen drum driving motor 3086, the fibers in the air are attached to the surface of the cylindrical filter screen 3081 of the filter screen drum 308 and rotate along with the filter screen drum 308, when the cotton fibers on the screen drum 308 rotate to a position below the stripping drum that is opposite to the direction of rotation of the screen drum 308, the stripping blade 3092 on the stripping drum strips the cotton fibers adhering to the surface of the cylindrical screen 3081 of the screen drum 308, the cotton stripping blade 3092 continues to rotate to the lower discharge outlet 304, and the stripped cotton fibers fall into a waste cotton box below under the action of gravity to be used as recycled cotton; the cotton fiber is filtered to remove a large amount of dust in the air, the air containing dust enters the right compartment through the dust wind delivery passage 311, the water inlet control solenoid valve is opened, the water inlet pipe 315 supplies high-pressure water to the spray pipe 313 and sprays the high-pressure water downwards from the atomizing nozzle 312, the dust in the air is rapidly absorbed by the water mist and flows to the water collecting tank 317 below along with the water, the air further evolves, and the sewage in the water collecting tank is discharged through the water discharge pipe 318.

The utility model discloses utilize filter screen rotary drum 308 to filter out the fibre, utilize and shell the cotton rotary drum and peel off the cotton fibre that adheres to on the filter screen rotary drum 308 and collect in the waste cotton case 8 and be used for retrieving, utilize high pressure meeting spraying to obtain clean gas by the return air inlet emission after the dust in the air is got rid of, its theory of operation is simple, can effectively avoid because of the problem that the dust removal effect is influenced by cotton fibre in the dusty air current, fibre jam mesh; additionally, the utility model discloses a dust in the high pressure spraying messenger air is absorbed by water and along with water discharge, has improved the effect of dust removal, has also increased the humidity of air when removing dust, can effectively increase the gas humidity of emission to change external environment humidity.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled 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; these modifications and substitutions do not depart from the essence of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A spinning return air device, comprising: air-supply line (1), return air pipe (2) and return air dust removal case (3), air-supply line (1) and return air pipe (2) are connected through return air dust removal case (3), the air intake of air-supply line (1) is provided with air inlet fan (4), the return air inlet of return air pipe (2) is provided with return air fan (5), air inlet fan (4) and return air fan (5) are fixed respectively in spinning workshop wall body (6) inboard, air-supply line (1) and return air pipe (2) pass spinning workshop wall body (6) respectively and are connected with return air dust removal case (3) that set up in spinning workshop wall body (6) outside.

2. The spinning air return device is characterized in that the air return dust removal box (3) comprises an outer box body (301) and a middle partition plate (302), the inside of the outer box body (301) is divided into a left compartment and a right compartment through the middle partition plate, the top of the left compartment is provided with an air inlet (303) connected with the air inlet pipe (1), the bottom of the left compartment is provided with a discharge opening (304) connected with the waste cotton box (7), and one side of the right compartment is provided with an air return opening (305) connected with the air return pipe (2).

3. The spinning air return device is characterized in that the left compartment is further provided with a left air deflector (306) and a right air deflector (307) which are sequentially connected with the air inlet (303) and the air outlet (304), the left air deflector (306) and the right air deflector (307) are both formed by processing metal sheets, the upper end and the lower end of each of the left air deflector and the right air deflector are respectively fixed at the top and the bottom of the left compartment of the outer box body (301), and the front end and the rear end of each of the left air deflector and the right air deflector are respectively fixed at the front and the rear of the left compartment of the outer box body (301); a filter screen rotary drum (308) and a cotton stripping rotary drum are sequentially arranged between the left air deflector (306) and the right air deflector (307) from top to bottom; the two sides of the filter screen rotary drum (308) and the two sides of the cotton stripping rotary drum are respectively attached to the left air deflector (306) and the right air deflector (307) in the rotating process, and the rotating directions of the filter screen rotary drum (308) and the cotton stripping rotary drum are opposite.

4. A spinning air return apparatus according to claim 3, wherein the screen drum (308) comprises: cylindric filter screen (3081), supporting beam (3082) and pivot (3083), the mode equipartition of one end with the circumference array of supporting beam (3082) is on pivot (3083), the internal connection of the other end and cylindric filter screen (3081) of supporting beam (3082), the one end of pivot (3083) is fixed in the front of outside box (301) left side compartment through first bearing frame (3084), the output shaft of the one end of pivot (3083) through second bearing frame (3085) and filter screen rotary drum driving motor (3086).

5. The spinning air return device is characterized in that a dust air outlet (309) communicated with the right compartment is further formed in the middle of the right air deflector (307), a filter screen (310) is arranged at the dust air outlet (309), and the dust air outlet (309) is communicated with the right compartment through a dust air conveying channel (311).

6. A return air device for spinning yarn according to claim 3, wherein the stripping drum comprises a stripping shaft (3091) and stripping blades (3092), one ends of the stripping blades (3092) are uniformly distributed on the stripping shaft (3091) in a circumferential array, and the rotating circumference of the other ends of the stripping blades (3092) is tangential to the outer circle of the cylindrical screen (3081) in the screen drum (308).

7. A return air device for spinning yarn according to claim 6, wherein one end of the cotton stripping rotating shaft (3091) is fixed in front of the left compartment of the outer box (301) through a third bearing seat (3093), and the other end of the cotton stripping rotating shaft (3091) is connected with the output shaft of the cotton stripping drum driving motor (3095) through a fourth bearing seat (3094).

8. The spinning air return device is characterized in that the right compartment is provided with atomizing nozzles (312), the atomizing nozzles (312) are uniformly arranged on a spray pipe (313) at a certain interval, two ends of the spray pipe (313) are respectively sealed and fixed on two sides of the right compartment through sealing plugs (314), the middle of the spray pipe (313) is communicated with an inlet pipe (315), and the inlet pipe (315) is connected with an external water supply module through an inlet control electromagnetic valve (316).

9. Spinning air return device according to claim 8, characterized in that a water collection tank (317) is further arranged below the atomizer (312) at the bottom of the right compartment, and a drain (318) is further arranged at one side of the water collection tank (317).