Waste gas collecting device for electric wire plastic extruding machine

Abstract

The utility model relates to a waste gas collecting device for an electric wire plastic extruding machine, which belongs to the technical field of waste gas collecting devices and comprises a base, a sleeve is fixedly connected to the top of the base, an adjusting support is arranged in the sleeve, and a smoke discharging barrel is arranged at the top end of the adjusting support. The device has the advantages that when the first arc-shaped plate and the second arc-shaped plate are covered, the two arc-shaped plates can form a smoke discharging barrel, then treated waste gas can be discharged conveniently, after the first arc-shaped plate and the second arc-shaped plate are separated, a formed cable can penetrate through the smoke discharging barrel conveniently, then the formed cable can be used conveniently, and compared with the prior art, the device is simple in structure and convenient to use. According to the technical scheme, by improving the design of the smoke exhaust cylinder, additionally arranging the sealing strip and the flow guide plate and optimizing the structure of the filter box, the problem of waste gas leakage is effectively solved, the risk that operators make contact with harmful smoke is reduced, and meanwhile the waste gas treatment efficiency and effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas collecting devices, in particular to a waste gas collecting device for a wire extruder. Background Art

[0002] Wire extruder is a wire unit used in power cable factories to heat extrude polyethylene, polyvinyl chloride, etc. to insulate the wire core or make cable sheath. The whole machine consists of a pay-off rack, a wire feed rack, a main machine, a cooling water tank, a blow dryer, a printer, a crawler traction, a wire take-up machine, a temperature control electrical operation cabinet, etc.

[0003] When hot-melting plastics, due to the material problems of the plastics themselves, a large amount of irritating and harmful fumes will be generated during the hot-melting process. The fumes are not easy to be discharged in the workshop. The workers are exposed to harmful fumes for a long time in the workshop, which will endanger their health. Therefore, waste gas collection devices are needed to collect the waste gas generated by the wire extruder.

[0004] However, when the existing fume hood is in danger of exhaust gas leakage, the operator will check the status of the production line and then walk near the fume hood, which may easily cause the exhaust gas to be inhaled by the human body, thereby causing harm to the health of the personnel. Utility Model Content

[0005] In view of the problem in the prior art that when the existing smoke exhaust hood is in danger of exhaust gas leakage, the operator will check the status of the production line and then walk near the smoke exhaust hood, which may easily cause the exhaust gas to be inhaled by the human body and cause harm to the health of the personnel, the main purpose of the utility model is to provide an exhaust gas collection device for a wire extruder.

[0006] The technical scheme of the utility model is as follows: an exhaust gas collecting device for a wire extruder comprises a base, a sleeve is fixedly connected to the top of the base, an adjusting bracket is arranged inside the sleeve, a smoke exhaust pipe is arranged on the top of the adjusting bracket, and the smoke exhaust pipe comprises an arc plate one and an arc plate two, the arc plate two is fixedly connected to the top of the adjusting bracket, the arc plate one and the arc plate two are hingedly connected, a sealing strip is fixedly connected to the side close to the arc plate one and the arc plate two, the bottom end of the arc plate two is fixedly connected to the smoke inlet pipe, the inner wall of the smoke inlet pipe is equidistantly fixedly connected with a guide plate, a filter box is arranged on the top of the base, a connecting pipe is arranged between the filter box and the guide plate, clamps are arranged at both ends of the connecting pipe, the guide plate and the filter box are respectively connected to the two ends of the exhaust fan by clamps, a filtering mechanism is arranged inside the filter box, and a lifting mechanism is arranged inside the sleeve.

[0007] By adopting the above technical solution, compared with the prior art, this technical solution effectively solves the problem of exhaust gas leakage by improving the design of the smoke exhaust chimney, adding sealing strips and guide plates, and optimizing the structure of the filter box, thereby reducing the risk of operators being exposed to harmful smoke and improving the efficiency and effectiveness of exhaust gas treatment.

[0008] As a preferred embodiment, the filtering mechanism includes slots equidistantly arranged inside the filter box, a HEPA filter plate and an activated carbon filter plate are plugged into the slots, two HEPA filter plates are provided, and the two HEPA filter plates are respectively arranged on both sides of the activated carbon filter plate, an exhaust fan is fixedly installed on the top of the base, the output end of the exhaust fan extends to the interior of the filter box, and the input end of the exhaust fan is connected to the external exhaust gas exhaust pipe.

[0009] By adopting the above technical solution and using HEPA filter plates and activated carbon filter plates, harmful substances in exhaust gas can be filtered more efficiently, avoiding exhaust gas overflow that may harm employee health.

[0010] As a preferred embodiment, the lifting mechanism includes a threaded rod rotatably connected to the inside of the sleeve, the threaded rod is threadedly connected to the adjusting bracket, the outer side of the threaded rod is fixedly connected to a first bevel gear, the inside of the sleeve is rotatably connected to a rotating shaft, one end of the rotating shaft is fixedly connected to a second bevel gear, and the first bevel gear is meshingly connected to the second bevel gear.

[0011] By adopting the above technical solution, the rotation of the rotating shaft can drive the second bevel gear to rotate, thereby driving the first bevel gear to rotate, and at the same time driving the threaded rod to rotate, so that the height of the adjustment bracket and the smoke exhaust pipe can be adjusted.

[0012] As a preferred embodiment, slide grooves are provided inside the filter box and on both sides of the slot, and the slide grooves are slidably connected with resistance sealing gaskets inside. Fixed grooves are provided inside the filter box and on both sides of the slide grooves, and sliders are slidably connected with the fixed grooves. A spring is fixedly connected between the slider and the inner wall of the fixed groove, and the two sliders are respectively fixedly connected to the two sides of the corresponding resistance sealing gaskets.

[0013] By adopting the above technical solution, the elastic force of the spring can push the resistance sealing pad to slide in the corresponding slide groove, and then it can resist the outer side of the HEPA filter plate and the activated carbon filter plate, thereby reducing the overflow of exhaust gas in the filter box.

[0014] As a preferred embodiment, sealing gaskets are fixedly connected to both sides of the inner wall of the filter box, and sealing grooves matching with the sealing gaskets are opened on both sides of the HEPA filter plate and the activated carbon filter plate, and the sealing grooves are snap-connected with the sealing gaskets.

[0015] By adopting the above technical solution and using the sealing groove and the sealing gasket in combination, the sealing performance between the HEPA filter plate and the activated carbon filter plate and the filter box can be further improved.

[0016] As a preferred implementation, the outer sides of the arc plate 1 and the arc plate 2 are fixedly connected with mounting parts, a locking bolt is provided between the two mounting parts, and the two mounting parts are connected by the locking bolt.

[0017] By adopting the above technical solution and using locking bolts, the arc plate one and the arc plate two can be tightly fixed, so that the smoke exhaust pipe is more stable during use.

[0018] As a preferred embodiment, one end of the rotating shaft away from the second bevel gear extends to the outside of the sleeve and is fixedly connected to a handle, and the top ends of the HEPA filter plate and the activated carbon filter plate are fixedly connected to a handle.

[0019] By adopting the above technical solution, the second bevel gear can be driven to rotate by rotating the handle.

[0020] Compared with the prior art, the advantages and positive effects of the utility model are:

[0021] 1. In the utility model, when arc plate one and arc plate two are covered, the two arc plates will form a smoke exhaust pipe, which is convenient for discharging the treated exhaust gas. After arc plate one and arc plate two are separated, the formed cable can pass through, which is convenient for using. Through the setting of the sealing strip, when arc plate one and arc plate two are covered, the sealing strip can effectively prevent the leakage of exhaust gas, and through the setting of the guide plate, the exhaust gas can be guided to enter the smoke exhaust pipe more efficiently, thereby accelerating the exhaust speed. Compared with the prior art, the technical scheme effectively solves the problem of exhaust gas leakage by improving the design of the smoke exhaust pipe, adding sealing strips and guide plates, and optimizing the structure of the filter box, reducing the risk of operators being exposed to harmful smoke, and at the same time improving the efficiency and effect of exhaust gas treatment.

[0022] 2. In the utility model, the rotation of the rotating shaft can drive the rotation of the second bevel gear, thereby driving the rotation of the first bevel gear, and at the same time driving the rotation of the threaded rod, so that the height of the adjustment bracket and the smoke exhaust pipe can be adjusted to adapt to the use of workbenches of different heights.

[0023] 3. In the utility model, the elastic force of the spring can push the abutting sealing pad to slide in the corresponding slide groove, thereby abutting against the outer sides of the HEPA filter plate and the activated carbon filter plate, reducing the overflow of exhaust gas in the filter box, and thus improving the sealing performance between the HEPA filter plate and the activated carbon filter plate and the filter box. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an overall stereogram of the utility model;

[0025] Figure 2 This is a schematic diagram of the smoke exhaust pipe structure of the utility model;

[0026] Figure 3 This is a schematic diagram of the internal structure of the filter box of the utility model;

[0027] Figure 4 This is a schematic diagram of the lifting mechanism structure of the utility model;

[0028] Figure 5 For this utility model Figure 3 Enlarged view of point A in the middle.

[0029] Legend: 1. Base; 2. Sleeve; 3. Adjustment bracket; 4. Arc plate 1; 5. Arc plate 2; 6. Connecting pipe; 7. Filter box; 8. Vacuum fan; 9. Clamp; 10. Mounting piece; 11. Locking bolt; 12. Smoke inlet pipe; 13. Guide plate; 14. Sealing strip; 15. HEPA filter plate; 16. Activated carbon filter plate; 17. Threaded rod; 18. First bevel gear; 19. Second bevel gear; 20. Fixed groove; 21. Spring; 22. Slide groove; 23. Contact sealing gasket. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0031] Reference Figure 1-5, an exhaust gas collecting device for a wire extruder, comprising a base 1, a sleeve 2 is fixedly connected to the top of the base 1, an adjusting bracket 3 is arranged inside the sleeve 2, a smoke exhaust pipe is arranged on the top of the adjusting bracket 3, the smoke exhaust pipe comprises an arc plate 1 4 and an arc plate 2 5, the arc plate 2 5 is fixedly connected to the top of the adjusting bracket 3, the arc plate 1 4 and the arc plate 2 5 are connected by a hinge, a sealing strip 14 is fixedly connected to the side close to the arc plate 1 4 and the arc plate 2 5, a smoke inlet pipe 12 is fixedly connected to the bottom end of the arc plate 2 5, a guide plate 13 is fixedly connected to the inner wall of the smoke inlet pipe 12 at an equal distance, a filter box 7 is arranged on the top of the base 1, a connecting pipe 6 is arranged between the filter box 7 and the guide plate 13, clamps 9 are arranged at both ends of the connecting pipe 6, the guide plate 13 and the filter box 7 are respectively connected to the two ends of the exhaust fan 8 by clamps 9, the filter box 7 is arranged inside A filtering mechanism is provided, and a lifting mechanism is provided inside the sleeve 2. When the arc plate 1 4 and the arc plate 2 5 are covered, the two arc plates will form a smoke exhaust pipe, which is convenient for discharging the treated exhaust gas. After the arc plate 1 4 and the arc plate 2 5 are separated, the formed cable can pass through, which is convenient for using it. Through the setting of the sealing strip 14, when the arc plate 1 4 and the arc plate 2 5 are covered, the sealing strip 14 can effectively prevent the leakage of exhaust gas, and through the setting of the guide plate 13, the exhaust gas can be guided to enter the smoke exhaust pipe more efficiently, thereby accelerating the exhaust speed. Compared with the prior art, the technical scheme effectively solves the problem of exhaust gas leakage by improving the design of the smoke exhaust pipe, adding sealing strips 14 and guide plates 13, and optimizing the structure of the filter box 7, thereby reducing the risk of operators being exposed to harmful smoke and improving the efficiency and effect of exhaust gas treatment.

[0032] Reference Figure 5 The filtering mechanism includes slots equidistantly arranged inside the filter box 7, and a HEPA filter plate 15 and an activated carbon filter plate 16 are inserted into the slots. Two HEPA filter plates 15 are provided, and the two HEPA filter plates 15 are respectively arranged on both sides of the activated carbon filter plate 16. An exhaust fan 8 is fixedly installed on the top of the base 1, and the output end of the exhaust fan 8 extends to the inside of the filter box 7. The input end of the exhaust fan 8 is connected to the external exhaust gas exhaust pipe. Through the use of the HEPA filter plate 15 and the activated carbon filter plate 16, harmful substances in the exhaust gas can be filtered more efficiently to avoid the exhaust gas overflow causing harm to the health of employees.

[0033] Reference Figure 4The lifting mechanism includes a threaded rod 17 rotatably connected to the inside of the sleeve 2, the threaded rod 17 is threadedly connected to the adjusting bracket 3, the outer side of the threaded rod 17 is fixedly connected with a first bevel gear 18, the inside of the sleeve 2 is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a second bevel gear 19, the first bevel gear 18 is meshed with the second bevel gear 19, and the rotation of the rotating shaft can drive the rotation of the second bevel gear 19, thereby driving the rotation of the first bevel gear 18, and at the same time, can drive the rotation of the threaded rod 17, so that the height of the adjusting bracket 3 and the smoke exhaust pipe can be adjusted to adapt to the use of workbenches of different heights.

[0034] Reference Figure 5 A slide groove 22 is provided inside the filter box 7 and on both sides of the slot, and a resistance sealing gasket 23 is slidably connected inside the slide groove 22. A fixed groove 20 is provided inside the filter box 7 and on both sides of the slide groove 22, and a slider is slidably connected inside the fixed groove 20. A spring 21 is fixedly connected between the slider and the inner wall of the fixed groove 20, and the two sliders are fixedly connected to the two sides of the corresponding resistance sealing gasket 23 respectively. The elastic force of the spring 21 can push the resistance sealing gasket 23 to slide in the corresponding slide groove 22, thereby being able to resist the outer sides of the HEPA filter plate 15 and the activated carbon filter plate 16, reducing the overflow of exhaust gas in the filter box 7, and thereby improving the sealing performance of the HEPA filter plate 15 and the activated carbon filter plate 16 with the filter box 7.

[0035] Reference Figure 3 Sealing gaskets are fixedly connected to both sides of the inner wall of the filter box 7, and sealing grooves matching the sealing gaskets are opened on both sides of the HEPA filter plate 15 and the activated carbon filter plate 16. The sealing grooves are snap-fitted with the sealing gaskets. Through the coordinated use of the sealing grooves and the sealing gaskets, the sealing performance between the HEPA filter plate 15 and the activated carbon filter plate 16 and the filter box 7 can be further improved, thereby reducing the leakage of exhaust gas.

[0036] Reference Figure 1 The outer sides of the arc plate 1 4 and the arc plate 2 5 are fixedly connected with mounting parts 10, and a locking bolt 11 is arranged between the two mounting parts 10. The two mounting parts 10 are connected by the locking bolt 11. By using the locking bolt 11, the arc plate 1 4 and the arc plate 2 5 can be tightly fixed, making the smoke exhaust pipe more stable during use.

[0037] Reference Figure 1 One end of the rotating shaft away from the second bevel gear 19 extends to the outside of the sleeve 2 and is fixedly connected with a turning handle. The top ends of the HEPA filter plate 15 and the activated carbon filter plate 16 are fixedly connected with a handle. By rotating the turning handle, the second bevel gear 19 can be driven to rotate.

[0038] Working principle: When the arc plate 1 4 and the arc plate 2 5 are covered by the locking bolt 11, the two arc plates will form a smoke exhaust pipe, which is convenient for discharging the treated exhaust gas. After the arc plate 1 4 and the arc plate 2 5 are separated, the formed cable can pass through, which is convenient for using. Through the setting of the sealing strip 14, when the arc plate 1 4 and the arc plate 2 5 are covered, the sealing strip 14 can effectively prevent the leakage of exhaust gas, and through the setting of the guide plate 13, the exhaust gas can be guided to enter the smoke exhaust pipe more efficiently to speed up the exhaust speed. Compared with the prior art, the technical solution effectively solves the problem of exhaust gas leakage by improving the design of the smoke exhaust pipe, adding sealing strips 14 and guide plates 13, and optimizing the structure of the filter box 7, reducing the risk of operators being exposed to harmful smoke, and at the same time improving the efficiency and effect of exhaust gas treatment. Through the use of the HEPA filter plate 15 and the activated carbon filter plate 16, harmful substances in the exhaust gas can be filtered more efficiently to avoid the exhaust gas overflow causing harm to the health of employees;

[0039] Through the elastic force of the spring 21, the resistance sealing gasket 23 can be pushed to slide in the corresponding slide groove 22, so that it can resist the outer sides of the HEPA filter plate 15 and the activated carbon filter plate 16, reduce the overflow of exhaust gas in the filter box 7, and thus improve the sealing performance of the HEPA filter plate 15 and the activated carbon filter plate 16 with the filter box 7. Through the coordinated use of the sealing groove and the sealing gasket, the sealing performance of the HEPA filter plate 15 and the activated carbon filter plate 16 with the filter box 7 can be further improved, and the leakage of exhaust gas can be reduced. Through the rotation of the rotating shaft, the rotation of the second bevel gear 19 can be driven, thereby driving the rotation of the first bevel gear 18, and at the same time driving the rotation of the threaded rod 17, so that the height of the adjustment bracket 3 and the smoke exhaust pipe can be adjusted to adapt to the use of workbenches of different heights.

[0040] The above are only preferred embodiments of the present application and are not intended to limit the present application. Although the present application has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An exhaust gas collection device for a wire extruder, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a sleeve (2), an adjustment bracket (3) is arranged inside the sleeve (2), a smoke exhaust pipe is arranged at the top of the adjustment bracket (3), and the smoke exhaust pipe comprises an arc plate 1 (4) and an arc plate 2 (5), the arc plate 2 (5) is fixedly connected to the top of the adjustment bracket (3), the arc plate 1 (4) and the arc plate 2 (5) are connected by a hinge, the arc plate 1 (4) and the arc plate 2 (5) are fixedly connected on one side thereof close to each other, and the bottom end of the arc plate 2 (5) is fixedly connected to the sealing strip (14). A smoke inlet pipe (12) is fixedly connected thereto, a guide plate (13) is equidistantly fixedly connected to the inner wall of the smoke inlet pipe (12), a filter box (7) is arranged at the top of the base (1), a connecting pipe (6) is arranged between the filter box (7) and the guide plate (13), clamps (9) are arranged at both ends of the connecting pipe (6), the guide plate (13) and the filter box (7) are respectively connected to both ends of the exhaust fan (8) via clamps (9), a filtering mechanism is arranged inside the filter box (7), and a lifting mechanism is arranged inside the sleeve (2).

2. The exhaust gas collecting device for a wire extruder according to claim 1, characterized in that: The filtering mechanism comprises slots equidistantly arranged inside the filter box (7), a HEPA filter plate (15) and an activated carbon filter plate (16) being inserted inside the slots, two HEPA filter plates (15) being provided, the two HEPA filter plates (15) being respectively provided on both sides of the activated carbon filter plate (16), an air pump (8) being fixedly mounted on the top of the base (1), an output end of the air pump (8) extending into the interior of the filter box (7), and an input end of the air pump (8) being connected to an external exhaust gas discharge pipe.

3. The exhaust gas collecting device for a wire extruder according to claim 2, characterized in that: The lifting mechanism comprises a threaded rod (17) rotatably connected to the interior of the sleeve (2), the threaded rod (17) being threadedly connected to the adjustment bracket (3), a first bevel gear (18) being fixedly connected to the outer side of the threaded rod (17), a rotating shaft being rotatably connected to the interior of the sleeve (2), one end of the rotating shaft being fixedly connected to the second bevel gear (19), and the first bevel gear (18) being meshingly connected to the second bevel gear (19).

4. The exhaust gas collecting device for a wire extruder according to claim 1, characterized in that: The filter box (7) is provided with a slide groove (22) on both sides of the slot, and the slide groove (22) is slidably connected with a resisting seal gasket (23). The filter box (7) is provided with a fixed groove (20) on both sides of the slide groove (22), and the fixed groove (20) is slidably connected with a slider, and a spring (21) is fixedly connected between the slider and the inner wall of the fixed groove (20), and the two sliders are respectively fixedly connected to the two sides of the corresponding resisting seal gasket (23).

5. The exhaust gas collecting device for a wire extruder according to claim 2, characterized in that: Sealing gaskets are fixedly connected to both sides of the inner wall of the filter box (7), and sealing grooves matching the sealing gaskets are provided on both sides of the HEPA filter plate (15) and the activated carbon filter plate (16), and the sealing grooves are snap-fitted to the sealing gaskets.

6. The exhaust gas collecting device for a wire extruder according to claim 2, characterized in that: The outer sides of the arc-shaped plate 1 (4) and the arc-shaped plate 2 (5) are both fixedly connected with mounting parts (10), a locking bolt (11) is provided between the two mounting parts (10), and the two mounting parts (10) are connected via the locking bolt (11).

7. The exhaust gas collecting device for a wire extruder according to claim 3, characterized in that: One end of the rotating shaft away from the second bevel gear (19) extends to the outside of the sleeve (2) and is fixedly connected to a rotating handle, and the top ends of the HEPA filter plate (15) and the activated carbon filter plate (16) are both fixedly connected to a handle.

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