Centralized collection device for triethylamine waste gas of core shooter

Abstract

The utility model discloses a centralized collection device for triethylamine waste gas of a core shooter, and relates to the technical field of waste gas collection devices of core shooters. A lifting blowing mechanism and two sets of waste gas collecting devices are installed on a blowing workbench, the upper portion of a high-speed fan is communicated with a waste gas pipe main pipe, the first waste gas collecting devices are arranged on the two sides close to the lifting blowing mechanism, a first high-speed fan is connected with a first waste gas collecting pipe, and a second high-speed fan is connected with a second waste gas collecting pipe. Baffle plates inclined inwards are arranged below the waste gas collecting pipe I, and a core shooter core box is arranged between the two baffle plates; the second waste gas collecting device is arranged on the two sides away from the lifting blowing mechanism and comprises a second high-speed fan and a second waste gas collecting pipe, and the lower portion of the second waste gas collecting pipe extends into the two sides of the core box core ejecting device. The waste gas collecting device I and the waste gas collecting device II are respectively arranged above and below the core box of the core shooter, so that the waste gas near the core box is comprehensively and intensively collected, the efficiency is high, and the collecting effect is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of waste gas collection devices for core shooting machines and relates to a concentrated collection device for triethylamine waste gas from core shooting machines. Background Art

[0002] The core shooting machine will generate waste gas during production and use, including triethylamine gas and dust particles. The waste gas will have a great impact on the on-site working environment, affect the health of employees, and pollute the atmospheric environment, so the waste gas needs to be collected and treated. The existing waste gas treatment method is to enclose the entire working environment of the core shooting machine, open a collection port on the enclosure board, install a fan on the collection port, and exhaust air outward; this method has poor effect in collecting waste gas, there is no targeted collection of waste gas, and the fan has to extract the gas of the entire working environment outward, which is inefficient and the waste gas collection effect is not ideal. Utility Model Content

[0003] In order to make up for the deficiencies of the prior art, the utility model provides a device for collecting triethylamine waste gas from a core-shooting machine, which realizes the collection of waste gas from a specific position of a core box of the core-shooting machine, and greatly improves the efficiency of waste gas collection. The utility model is implemented through the following technical scheme: The utility model provides a device for collecting triethylamine waste gas from a core-shooting machine, including a blowing workbench, a lifting blowing mechanism and two groups of waste gas collecting devices are installed on the blowing workbench, the waste gas collecting devices include a high-speed fan and a waste gas collecting pipe connected to the high-speed fan, the high-speed fan is connected to the waste gas collecting pipe, the waste gas collecting pipe is connected to the waste gas pipe main pipe above, two groups of waste gas collecting devices are arranged, waste gas collecting device one is arranged on both sides close to the lifting blowing mechanism, the high-speed fan one is connected to the waste gas collecting pipe one, and the waste gas collecting pipe one is below An inwardly inclined baffle is installed, and the core box of the core shooting machine is between the two baffles; two exhaust gas collecting devices are arranged on both sides away from the lifting and blowing mechanism, which are two high-speed fans and two exhaust gas collecting pipes, and the bottom of the two exhaust gas collecting pipes extends into both sides of the core box top core device; the lifting and blowing mechanism includes a blowing pipe, a hydraulic cylinder, a vertical blowing guide rod, an automatic locking mechanism of the blowing plate and a fixed supporting structure of the lifting mechanism, the hydraulic cylinder is installed on the fixed supporting structure of the lifting mechanism, the vertical blowing guide rod is arranged below the fixed supporting structure of the lifting mechanism, and the automatic locking mechanism of the blowing plate is connected below the vertical blowing guide rod.

[0004] Preferably, a flange interface is provided on the exhaust pipe main pipe.

[0005] Preferably, the automatic locking mechanism of the blowing plate is provided with a cover plate, the cover plate is provided with blowing holes corresponding to the blowing pipe, the cover plate area fully covers the downward projection area of ​​the core box, and a sealing ring is provided on the cover plate covering a circle of the core box.

[0006] The beneficial effects of the utility model are:

[0007] The utility model realizes comprehensive and centralized collection of waste gas near the core box by respectively arranging waste gas collection device one and waste gas collection device two above and below the core box of the core shooting machine, with high efficiency and good collection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] The utility model is further described below in conjunction with the accompanying drawings.

[0009] Figure 1 This is a cross-sectional view of the main structure of the utility model;

[0010] Figure 2 It is a front view of the main structure of the utility model;

[0011] Figure 3 It is a side view of the main structure of the utility model;

[0012] Figure 4 It is a top view of the main structure of the utility model;

[0013] Figure 5 This is a schematic diagram of the main structure of the core box of the utility model;

[0014] In the figure, 1 is a high-speed fan, 2 is an exhaust gas collecting pipe, 3 is a high-speed fan, 4 is an exhaust gas collecting pipe, 5 is an air blowing workbench, 6 is a lifting air blowing mechanism, 7 is an exhaust gas pipe main pipe, 8 is a baffle, 9 is a core box, 10 is a core pushing device, 11 is an air blowing vertical guide rod, 12 is an air blowing plate automatic locking mechanism, 13 is an air blowing pipe, 14 is a hydraulic cylinder, 15 is an interface flange, and 16 is a lifting mechanism fixed support structure. DETAILED DESCRIPTION

[0015] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0016] The attached drawing is a specific embodiment of a concentrated collection device for triethylamine waste gas of a core shooting machine of the utility model. This embodiment includes a blowing workbench 5, on which a lifting blowing mechanism 6 and two groups of waste gas collecting devices are installed, the waste gas collecting device includes a high-speed fan and a waste gas collecting pipe connected to the high-speed fan, the high-speed fan is connected to the waste gas collecting pipe, and the waste gas collecting pipe is connected to the waste gas pipe main pipe 7 above; two groups of waste gas collecting devices are arranged, and the waste gas collecting device 1 is arranged on both sides close to the lifting blowing mechanism 6, and the high-speed fan 1 is connected to the waste gas collecting pipe 2, and an inwardly inclined baffle 8 is installed under the waste gas collecting pipe 1, and a core shooting machine core box 9 is between the two baffles, and the baffle is arranged to prevent waste gas from overflowing; the waste gas collecting device 1 is arranged on both sides close to the lifting blowing mechanism 6, and the high-speed fan 1 is connected to the waste gas collecting pipe 2, and an inwardly inclined baffle 8 is installed under the waste gas collecting pipe 1, and a core shooting machine core box 9 is provided between the two baffles, and a baffle is arranged to prevent waste gas from overflowing; The air collecting device 2 is arranged on both sides away from the lifting and blowing mechanism 6, which is a high-speed fan 23 and an exhaust gas collecting pipe 24. The lower part of the exhaust gas collecting pipe 24 extends into both sides of the core box top core device 10; the lifting and blowing mechanism 6 includes a blowing pipe 13, a hydraulic cylinder 14, a blowing vertical guide rod 11, an automatic locking mechanism of the blowing plate 12 and a lifting mechanism fixed support structure 16. The hydraulic cylinder 14 is installed on the lifting mechanism fixed support structure 16, and the blowing vertical guide rod 11 is arranged below the lifting mechanism fixed support structure 16. The lower part of the blowing vertical guide rod 11 is connected to the automatic locking mechanism of the blowing plate 12. The lifting and blowing mechanism moves downward to contact the core box 9 when blowing, and shrinks upward when blowing is finished, which does not affect the operation of the core box of the core shooting machine.

[0017] The exhaust pipe main pipe 7 is provided with an interface flange 15 for connecting to an exhaust gas centralized collection device or an exhaust gas treatment device to connect and transport the centralized collected exhaust gas.

[0018] The automatic locking mechanism 12 of the blowing plate is provided with a cover plate, and blowing holes corresponding to the blowing pipe 13 are opened on the cover plate. The gas is blown into the core box 9 through the blowing holes. The cover plate is also provided with an air duct. The area of ​​the cover plate fully covers the downward projection area of ​​the core box. A sealing ring is provided on the cover plate around the core box to prevent the gas in the core box from overflowing and ensure the blowing effect. When blowing is performed, the automatic locking mechanism 12 of the blowing plate loosens the cover plate and places it on the core box. While blowing, the exhaust gas collection device collects the overflowed gas. When blowing is completed, the automatic locking mechanism 12 of the blowing plate clamps the cover plate to make the cover plate leave the core box, and the core box moves to the next process for subsequent work.

[0019] The exhaust gas collecting device 1 mainly collects the gas leaked from the top of the core box after the cover plate leaves the core box, and the exhaust gas collecting device 2 mainly collects the excess gas in the core box that flows out when the molding sand in the core box is solidified; the exhaust gas collecting pipe 2 of the exhaust gas collecting device 2 extends into the top core device below the core box, and air holes are opened on the core box. When the blowing work is completed, the excess gas in the core box will flow out with the air holes. The exhaust gas collecting device 1 and the exhaust gas collecting device 2 are respectively arranged above and below the core box to realize the comprehensive and centralized collection of the exhaust gas near the core box, with high efficiency and good collection effect.

Claims

1. A centralized collection device for triethylamine waste gas from a core shooting machine, comprising a blowing workbench, It is characterized in that A lifting and blowing mechanism and two groups of waste gas collecting devices are installed on the blowing workbench, the waste gas collecting device includes a high-speed fan and a waste gas collecting pipe connected to the high-speed fan, the high-speed fan is connected to the waste gas collecting pipe, and the waste gas collecting pipe is connected to the waste gas pipe main pipe above, and two groups of waste gas collecting devices are arranged, the waste gas collecting device one is arranged on both sides close to the lifting and blowing mechanism, and is connected to the waste gas collecting pipe one by the high-speed fan one, and an inwardly inclined baffle is installed below the waste gas collecting pipe one, and the core box of the core shooting machine is between the two baffles; the waste gas collecting device two is arranged on both sides away from the lifting and blowing mechanism, and is the high-speed fan two and the waste gas collecting pipe two, and the bottom of the waste gas collecting pipe two extends into both sides of the core box top core device; the lifting and blowing mechanism includes a blowing pipe, a hydraulic cylinder, a blowing vertical guide rod, an automatic locking mechanism of the blowing plate and a fixed support structure of the lifting mechanism, the hydraulic cylinder is installed on the fixed support structure of the lifting mechanism, the blowing vertical guide rod is arranged below the fixed support structure of the lifting mechanism, and the blowing vertical guide rod is connected to the automatic locking mechanism of the blowing plate below.

2. The core shooting machine triethylamine waste gas centralized collection device according to claim 1, It is characterized in that The exhaust pipe main pipe is provided with a flange interface.

3. The core shooting machine triethylamine waste gas centralized collection device according to claim 1, It is characterized in that The automatic locking mechanism of the blowing plate is provided with a cover plate, on which a blowing hole corresponding to the blowing pipe is opened, the cover plate area completely covers the downward projection area of ​​the core box, and a sealing ring is provided around the cover plate covering the core box.

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