CN217916661U

CN217916661U - Smoke exhaust device is blown to extruder die head

Info

Publication number: CN217916661U
Application number: CN202222141495.2U
Authority: CN
Inventors: 严学君; 解安伟; 李锦翔; 韦育鲜; 高川; 谢新春
Original assignee: Qinghai Beijie New Materials Technology Co ltd
Current assignee: Qinghai Beijie New Materials Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-29
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a blowing and smoke discharging device for an extruder die head, which comprises a supporting frame, a smoke blowing component and a smoke discharging component; the supporting frame comprises a base, a first bracket and a second bracket; the first bracket and the second bracket are respectively arranged at two ends of the base; the smoke blowing component comprises a fixing component and two parallel air blowing pipes arranged on the fixing component; the smoke exhaust component comprises a smoke exhaust hood and a smoke exhaust pipe connected with the tail of the smoke exhaust hood; the fixed component is fixed at the top of the first bracket through a bolt, and the smoke cover is fixed at the upper end of the second bracket; the smoke blowing and discharging device for the die head can timely discharge oil smoke at the die lip, reduce carbon deposition of the die lip, reduce the downtime and improve the production efficiency; the device realizes blowing and sucking at the same time, and improves the smoke exhaust efficiency and the smoke exhaust cleanliness; two flat blowing nozzles blow two flat air flows, so that smoke blowing is realized, and meanwhile, the sheet is not influenced.

Description

Smoke exhaust device is blown to extruder die head

Technical Field

The utility model relates to a lithium battery diaphragm makes technical field, concretely relates to smoke exhaust device is blown to extruder die head.

Background

In the process of preparing the lithium battery diaphragm by adopting a wet diaphragm process, a base film is prepared by an extruder and then coated on the base film; when the extruder is used for extrusion operation, hot-melt raw materials are heated at high temperature and extruded from the die head to be in contact with the cooled contact roller immediately, and after the hot sheets are in contact with the cooled contact roller, a lot of oil fume can be generated, the oil fume can be condensed into oil drops at the die lip for a long time, and carbon deposition can be formed under the action of high temperature, so that the film surface is scratched, and the quality of a product is reduced. In order to ensure the product quality, the die head needs to be stopped and cleaned, so that the stop time is increased, the efficiency of a production line is reduced, and the production is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an extruder die head smoke blowing and discharging device, which comprises a support frame, a smoke blowing component and a smoke discharging component; the supporting frame comprises a base, a first bracket and a second bracket; the base is of an I-shaped structure, the first support is of an n-shaped structure, and the second support is of an H-shaped structure; the first bracket and the second bracket are respectively arranged at two ends of the base; the smoke blowing assembly comprises a fixing assembly and two parallel air blowing pipes arranged on the fixing assembly; the smoke exhaust component comprises a smoke exhaust hood and a smoke exhaust pipe connected with the tail of the smoke exhaust hood; the fixed assembly is fixed at the top of the first bracket through a bolt, and the smoke exhaust hood is fixed at the upper end of the second bracket; the air blowing pipe is aligned with the air inlet of the smoke exhaust hood; the rear end of the air blowing pipe is connected with an air source device, and the rear end of the smoke exhaust pipe is connected with a smoke exhaust fan

Preferably, the upper end of the fixing component is a rectangular adjusting hole, and the lower end of the adjusting hole is provided with a fixing arm for fixing the blowing pipe.

Preferably, the fixing component further comprises a fixing screw, a sleeve and an adjusting screw; each air blowing pipe is sleeved with a sleeve, a fixing screw is vertically welded on the sleeve, two nuts are arranged on the fixing screw, a mounting hole is formed in the fixing arm, the fixing screw penetrates through the mounting hole, and the two nuts on the fixing screw clamp the fixing arm from the top surface and the bottom surface of the fixing arm respectively; the sleeve is provided with a hole, the adjusting screw rod is screwed on the nut welded at the hole, and one end of the adjusting screw rod extends into the sleeve from the hole in the sleeve to tightly push the air blow pipe.

Preferably, the air blowing pipe comprises an air inlet pipe and a flat air blowing nozzle arranged at the front end of the air inlet pipe, and the flat air blowing nozzle is rotated through the flat air blowing nozzle.

Preferably, a plurality of fixing holes are formed in two sides of the upper half portion of the second support, and two side edges of the air inlet of the smoke exhaust hood are mounted on the fixing holes through bolts.

Compared with the prior art, the utility model, following beneficial effect has:

the smoke blowing and discharging device for the die head can timely discharge oil smoke at the die lip, reduce carbon deposition of the die lip, reduce the downtime and improve the production efficiency;

the device blows the oil smoke to the exhaust hood through the air blowing pipe, and the exhaust fan generates negative pressure at the air inlet of the exhaust hood to suck the oil smoke away, so that the simultaneous blowing and the simultaneous suction are realized, and the exhaust efficiency and the exhaust cleanliness are improved;

the device adopts two flat blowing nozzles to blow out two strands of off-plane air flows to blow the cigarette along the two sides of the base film sheet respectively, and the normal extrusion of the sheet can not be influenced when the cigarette is blown.

Drawings

Fig. 1 is a perspective view of a blowing and smoke exhausting device of an extruder die head of the present invention;

fig. 2 is a perspective view of a blowing pipe and a fixing component in the smoke blowing and discharging device of the extruder die head of the present invention;

in the figure: the smoke exhaust device comprises a base-1, a first support-2, a second support-3, a fixing component-4, a smoke exhaust hood-5, a smoke exhaust pipe-6, a fixing hole-7, an air blowing pipe-8, an adjusting hole-41, a fixing arm-42, a fixing screw rod-43, a sleeve-44, an adjusting screw rod-45, an air inlet pipe-81 and an air blowing nozzle-82.

Detailed Description

The drawings in the embodiments of the present invention will be combined; to the technical scheme in the embodiment of the utility model, clearly, describe completely:

as shown in fig. 1-2, in an embodiment of the present invention, an extruder die head smoke blowing and discharging device includes a supporting frame, a smoke blowing assembly, and a smoke discharging assembly; the support frame comprises a base 1, a first support 2 and a second support 3; the base 1 is of an I-shaped structure, the first support 2 is of an n-shaped structure, and the second support 3 is of an H-shaped structure; the first bracket 2 and the second bracket 3 are respectively arranged at two ends of the base 1; the smoke blowing assembly comprises a fixing assembly 4 and two parallel air blowing pipes 8 arranged on the fixing assembly 4; the smoke exhaust assembly comprises a smoke exhaust hood 5 and a smoke exhaust pipe 6 connected with the tail of the smoke exhaust hood 5; the fixed component 4 is fixed on the top of the first bracket 2 through a bolt, and the smoke exhaust hood 5 is fixed at the upper end of the second bracket 3; the air blowing pipe 8 is aligned with the air inlet of the smoke exhaust hood 5; the rear end of the air blowing pipe 8 is connected with an air source device, such as an air compressor and the like, and the rear end of the smoke exhaust pipe 6 is connected with a smoke exhaust fan. The oil smoke is blown to the smoke exhaust hood 5 through the air blowing pipe 8, the smoke exhaust fan generates negative pressure at the air inlet of the smoke exhaust hood 5 to suck the oil smoke, and the oil smoke is blown and exhausted at the die head while blowing and sucking are realized.

In one embodiment of the present invention, the fixing component 4 has a rectangular adjusting hole 41 at the upper end, and a fixing arm 42 for fixing the blowing tube 8 is disposed at the lower end of the adjusting hole 41. The fixing component 4 is adjusted up and down on the top of the first support 2, and the blowing pipe 8 is adjusted according to the height position of the die head of the extruder.

In a specific embodiment of the present invention, the fixing assembly 4 further includes a fixing screw 43, a sleeve 44, and an adjusting screw 45; a sleeve 44 is sleeved on each air blowing pipe 8, a fixing screw 43 is vertically welded on the sleeve 44, two nuts are arranged on the fixing screw 43, a mounting hole is formed in the fixing arm 42, the fixing screw 43 penetrates through the mounting hole, and the two nuts on the fixing screw 43 clamp the fixing arm 42 from the top surface and the bottom surface of the fixing arm 42 respectively; the sleeve 44 is provided with a hole, the adjusting screw 45 is screwed on a nut welded at the hole, and one end of the adjusting screw extends into the sleeve 44 from the hole on the sleeve 44 to tightly push the blowpipe 8; the blowing pipe 8 can be detachably fixed on the fixing component 4.

In a specific embodiment of the present invention, the gas blowing pipe 8 includes an air inlet pipe 81 and a flat blowing nozzle 82 installed at the front end of the air inlet pipe 81, the flat blowing nozzle 82 is rotated by the flat blowing nozzle 82, the outlet angle of the flat air flow blown out by the blowing nozzle 82 can be changed according to the extrusion angle of the base film, and the gas blowing pipe 8 is tightly pushed by the adjusting screw rod 45 after the adjustment is completed; the flat air flow blown out by the two air blowing nozzles 82 blows smoke along two sides of the base film sheet, and the smoke can not be blown onto the sheet to influence the sheet;

in a specific embodiment of the present invention, a plurality of fixing holes 7 are provided on both sides of the upper half of the second bracket 3, and both side edges of the air inlet of the exhaust hood 5 are mounted on the fixing holes 7 through bolts; the plurality of fixing holes 7 realize the up-and-down adjustment of the smoke exhaust hood 5 on the second bracket 3.

During specific implementation, the device is arranged at an extrusion die head of an extruder, the smoke blowing component is positioned at one end of the die head, the smoke exhaust component is positioned at the other end of the die head, air blowing is realized from one end of the die head, air suction is realized from the other end of the die head, and the smoke is blown into the smoke exhaust hood 5 from two sides of the base film by the two air blowing nozzles 82 respectively. After the device is implemented, the front die head can be cleaned once in 2-3 days without the device, the die head can be stopped for one hour or so after the die head is cleaned once, the die head can be kept for 10-15 days without stopping to clean the die head after the device is used, the stop time is effectively shortened, and the production efficiency is improved.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention, and all the technical solutions and the improvement concepts should be covered by the scope of the present invention.

Claims

1. A blowing and smoke discharging device for an extruder die head comprises a supporting frame, a smoke blowing assembly and a smoke discharging assembly; the method is characterized in that: the supporting frame comprises a base, a first bracket and a second bracket; the base is of an I-shaped structure, the first support is of an n-shaped structure, and the second support is of an H-shaped structure; the first bracket and the second bracket are respectively arranged at two ends of the base; the smoke blowing component comprises a fixing component and two parallel air blowing pipes arranged on the fixing component; the smoke exhaust component comprises a smoke exhaust hood and a smoke exhaust pipe connected with the tail of the smoke exhaust hood; the fixed assembly is fixed at the top of the first bracket through a bolt, and the smoke exhaust hood is fixed at the upper end of the second bracket; the air inlet of the air blowing pipe is aligned with the air inlet of the smoke exhaust hood; the rear end of the air blowing pipe is connected with an air source device, and the rear end of the smoke exhaust pipe is connected with a smoke exhaust fan.

2. The extruder die head smoke blowing and discharging device of claim 1, wherein: the upper end of the fixing component is a rectangular adjusting hole, and the lower end of the adjusting hole is provided with a fixing arm for fixing the air blowing pipe.

3. A blowing and smoke exhausting device for a die head of an extruder according to claim 2, wherein: the fixing component also comprises a fixing screw rod, a sleeve and an adjusting screw rod; each air blowing pipe is sleeved with a sleeve, a fixing screw is vertically welded on the sleeve, two nuts are arranged on the fixing screw, a mounting hole is formed in the fixing arm, the fixing screw penetrates through the mounting hole, and the two nuts on the fixing screw clamp the fixing arm from the top surface and the bottom surface of the fixing arm respectively; the sleeve is provided with a hole, the adjusting screw rod is screwed on the nut welded at the hole, and one end of the adjusting screw rod extends into the sleeve from the hole on the sleeve to tightly push the air blow pipe.

4. A blowing and smoke exhausting device for a die head of an extruder according to claim 3, wherein: the air blowing pipe comprises an air inlet pipe and a flat air blowing nozzle arranged at the front end of the air inlet pipe, and the flat air blowing nozzle is rotated through the flat air blowing nozzle.

5. The extruder die head smoke blowing and discharging device of claim 1, wherein: a plurality of fixing holes are formed in two sides of the upper half portion of the second support, and two side edges of the smoke exhaust hood air inlet are installed on the fixing holes through bolts.