A triethylamine catalytic gas supply system

Abstract

The utility model discloses a triethylamine catalytic gas supply system, including a gas generator cabinet, wherein a secondary heater, a primary heater and an amine tank are positioned and installed inside the gas generator cabinet, wherein the primary heater and the secondary heater are both located at the bottom, wherein the amine tank is located between the secondary heater and the primary heater, wherein a three-way valve is connected to the lower end of the amine tank, wherein the three-way valve is connected to an amine metering pump and an amine stop valve, wherein the amine metering pump is located at the end of the amine stop valve, and a flow meter is arranged between the three-way valve and the amine stop valve. The triethylamine catalytic gas supply system described in the utility model is provided with an ammonia heating mechanism and an ammonia gas pressure injection mechanism, which can facilitate mixing and reacting ammonia with sand materials in sand mold production, so that the sand mold can be quickly shaped, the molding effect is more excellent, heating and injection are performed quickly, work efficiency is improved, and tail gas treatment is performed at the same time, which is more environmentally friendly.

Description

Technical Field

[0001] The utility model relates to the field of sand mold production, in particular to a triethylamine catalytic gas supply system. Background Art

[0002] The triethylamine catalytic gas supply system is a supporting device for injecting triethylamine catalytic gas into the sand mold production process. In the sand mold production process, sand injection is first performed through two sets of molds, and triethylamine catalytic gas is injected into the interior after molding to finalize the shape. With the continuous development of science and technology, people have higher and higher requirements for the manufacturing process of the triethylamine catalytic gas supply system.

[0003] The existing sand mold production has certain drawbacks when in use. First of all, the existing sand mold production cannot easily and quickly shape the sand mold materials between the molds. After the mold is opened, it is easy to become loose, which is not conducive to people's use. In addition, the exhaust gas treatment cannot meet the standard requirements well, which brings certain adverse effects to the actual use process. For this reason, we propose a triethylamine catalytic gas supply system. Utility Model Content

[0004] Technical problem solved: In view of the shortcomings of the prior art, the utility model provides a triethylamine catalytic gas supply system, which can facilitate the mixing reaction of ammonia and sand materials in sand mold production, so that the sand mold can be quickly shaped, the molding effect is more excellent, and the heating and spraying can be quickly performed to improve work efficiency. At the same time, the exhaust gas is treated, which is more environmentally friendly and can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a triethylamine catalytic gas supply system, including a gas generator cabinet, wherein a secondary heater, a primary heater and an amine tank are positioned and installed inside the gas generator cabinet, the primary heater and the secondary heater are both located at the bottom, the amine tank is located between the secondary heater and the primary heater, a three-way valve is connected to the lower end of the amine tank, the three-way valve is connected to an amine metering pump and an amine stop valve, the amine metering pump is located at the end of the amine stop valve, and a flow meter is arranged between the three-way valve and the amine stop valve.

[0006] Preferably, the first-level heater is connected to an intake pressure proportional valve and an intake angle seat valve, the second-level heater is connected to an outlet angle seat valve, the outlet angle seat valve is connected to an exhaust angle seat valve, the exhaust angle seat valve is connected to an injection mold, and the rear end of the exhaust angle seat valve is connected to an exhaust gas treatment interface, and the upper end of the amine tank is connected to an amine adding angle seat valve.

[0007] Preferably, the exhaust gas treatment interface is connected to a connecting pipe, the connecting pipe is connected to an exhaust gas purifier, an activated carbon net, a rock wool net and a plasma filter are arranged inside the exhaust gas purifier, a valve disc is arranged on the inner side of the end of the exhaust gas purifier, a driving machine is installed on the outer side of the end of the exhaust gas purifier, the driving machine is connected to the valve disc, a gas monitor is arranged on the inner wall of the exhaust gas purifier at the rear end of the valve disc, and an outlet pipe is connected to the front end of the exhaust gas purifier.

[0008] Preferably, the input end of the primary heater is connected to the output ends of the intake pressure proportional valve and the intake angle seat valve, and the input end of the amine tank is connected to the output end of the amine adding angle seat valve.

[0009] Preferably, the activated carbon net, rock wool net and plasma filter are detachably sealed and positioned inside the exhaust gas purifier, and the driving machine drives the valve disc to rotate and move inside the exhaust gas purifier.

[0010] Preferably, the output end of the amine tank is connected to the input end of the primary heater through a three-way valve, an amine stop valve and an amine metering pump, and the output end of the primary heater is connected to the input end of the secondary heater.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a triethylamine catalytic gas supply system, which has the following beneficial effects: the triethylamine catalytic gas supply system can conveniently mix ammonia and sand materials for reaction in sand mold production through an ammonia heating mechanism and an ammonia air pressure injection mechanism, so that the sand mold can be quickly shaped, and the molding effect is more excellent. It can quickly heat and inject, improve work efficiency, and treat exhaust gas at the same time, which is more environmentally friendly. Ammonia is injected into the amine tank through the position of the amine adding angle seat valve, and the intake pressure proportional valve and the intake angle seat valve inject air pressure into the first-stage heater. The ammonia in the amine tank passes into the first-stage heater and enters the second-stage heater, and is finally ejected through the outlet angle seat valve and the exhaust angle seat valve. The exhaust gas is purified through the exhaust gas treatment interface and the exhaust gas purifier. The entire triethylamine catalytic gas supply system has a simple structure and is easy to operate. The effect of use is better than that of the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a triethylamine catalytic gas supply system.

[0013] Figure 2 This is a structural schematic diagram of the main view of a triethylamine catalytic gas supply system of the utility model.

[0014] Figure 3 The utility model is a schematic diagram of the structure of a tail gas purifier in a triethylamine catalytic gas supply system.

[0015] In the figure: 1. gas generator cabinet; 2. primary heater; 3. secondary heater; 4. intake pressure proportional valve; 5. intake angle seat valve; 6. outlet angle seat valve; 7. exhaust angle seat valve; 8. amine adding angle seat valve; 9. amine tank; 10. amine metering pump; 11. amine stop valve; 12. flow meter; 13. three-way valve; 14. exhaust gas treatment interface; 15. exhaust gas purifier; 16. connecting pipe; 17. activated carbon net; 18. rock wool net; 19. plasma filter; 20. gas monitor; 21. valve disc; 22. outlet pipe; 23. driving machine. DETAILED DESCRIPTION

[0016] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are part of the embodiments of the utility model, rather than all of the embodiments, and are only used to illustrate the utility model, and should not be considered as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the utility model. If the specific conditions are not specified in the embodiments, they are carried out according to conventional conditions or conditions recommended by the manufacturer. If the manufacturer is not specified for the reagents or instruments used, they are all conventional products that can be purchased commercially.

[0017] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] like Figure 1-3As shown, a triethylamine catalytic gas supply system comprises a gas generator cabinet 1, wherein a secondary heater 3, a primary heater 2 and an amine tank 9 are positioned and installed inside the gas generator cabinet 1, wherein the primary heater 2 and the secondary heater 3 are both located at the bottom, and the amine tank 9 is located between the secondary heater 3 and the primary heater 2, and a three-way valve 13 is connected to the lower end of the amine tank 9, wherein the three-way valve 13 is connected to an amine metering pump 10 and an amine stop valve 11, wherein the amine metering pump 10 is located at the end of the amine stop valve 11, and a flow meter 12 is arranged between the three-way valve 13 and the amine stop valve 11, and an ammonia heating mechanism and an ammonia gas pressure injection mechanism are arranged, so that ammonia and sand materials can be mixed and reacted conveniently in the production of sand molds, so that the sand molds can be quickly shaped, and the molding effect is more excellent, and heating and injection are performed quickly to improve work efficiency, and exhaust gas treatment is performed at the same time, which is more environmentally friendly.

[0020] Furthermore, the first-stage heater 2 is connected to an intake pressure proportional valve 4 and an intake angle seat valve 5, the second-stage heater 3 is connected to an outlet angle seat valve 6, the outlet angle seat valve 6 is connected to an exhaust angle seat valve 7, the exhaust angle seat valve 7 is connected to the jet mold, and the rear end of the exhaust angle seat valve 7 is connected to an exhaust gas treatment interface 14, and the upper end of the amine tank 9 is connected to an amine adding angle seat valve 8.

[0021] Furthermore, the exhaust gas treatment interface 14 is connected to a connecting pipe 16, and the connecting pipe 16 is connected to an exhaust gas purifier 15. An activated carbon net 17, a rock wool net 18 and a plasma filter 19 are arranged inside the exhaust gas purifier 15. A valve disc 21 is arranged on the inner side of the end of the exhaust gas purifier 15, and a driving motor 23 is installed on the outer side of the end of the exhaust gas purifier 15. The driving motor 23 is connected to the valve disc 21. A gas monitor 20 is arranged on the inner wall of the exhaust gas purifier 15 at the rear end of the valve disc 21, and an exhaust pipe 22 is connected to the front end of the exhaust gas purifier 15.

[0022] Furthermore, the input end of the primary heater 2 is connected to the output ends of the intake pressure proportional valve 4 and the intake angle seat valve 5 , and the input end of the amine tank 9 is connected to the output end of the amine adding angle seat valve 8 .

[0023] Furthermore, the activated carbon net 17 , the rock wool net 18 and the plasma filter 19 are detachably sealed and positioned inside the exhaust gas purifier 15 , and the driving machine 23 drives the valve disc 21 to rotate and move inside the exhaust gas purifier 15 .

[0024] Furthermore, the output end of the amine tank 9 is connected to the input end of the primary heater 2 through the three-way valve 13 , the amine stop valve 11 and the amine metering pump 10 , and the output end of the primary heater 2 is connected to the input end of the secondary heater 3 .

[0025] Working principle: The utility model includes a gas generator cabinet 1, a primary heater 2, a secondary heater 3, an intake pressure proportional valve 4, an intake angle seat valve 5, an outlet angle seat valve 6, an exhaust angle seat valve 7, an amine adding angle seat valve 8, an amine tank 9, an amine metering pump 10, an amine stop valve 11, a flow meter 12, a three-way valve 13, an exhaust gas treatment interface 14, an exhaust gas purifier 15, a connecting pipe 16, an activated carbon net 17, a rock wool net 18, a plasma filter 19, a gas monitor 20, a valve disc 21, an outlet pipe 22 and a driving machine 23. When in use, the position of the amine adding angle seat valve 8 injects ammonia into the amine tank 9. The intake pressure proportional valve 4 and the intake angle seat valve 5 inject air pressure into the first-stage heater 2, and the ammonia in the amine tank 9 passes into the first-stage heater 2 and into the second-stage heater 3, and is finally ejected through the outlet angle seat valve 6 and the exhaust angle seat valve 7. The exhaust gas is purified through the exhaust gas treatment interface 14 and the exhaust gas purifier 15. An ammonia heating mechanism and an ammonia gas pressure injection mechanism are provided, which can facilitate the mixing and reaction of ammonia and sand materials in sand mold production, so that the sand mold can be quickly finalized, the molding effect is more excellent, the heating and injection are quickly performed, the work efficiency is improved, and the exhaust gas is treated at the same time, which is more environmentally friendly.

[0026] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A triethylamine catalytic gas supply system, comprising a gas generator cabinet (1), characterized in that: A secondary heater (3), a primary heater (2) and an amine tank (9) are positioned and installed inside the gas generator cabinet (1); the primary heater (2) and the secondary heater (3) are both located at the bottom; the amine tank (9) is located between the secondary heater (3) and the primary heater (2); a three-way valve (13) is connected to the lower end of the amine tank (9); the three-way valve (13) is connected to an amine metering pump (10) and an amine stop valve (11); the amine metering pump (10) is located at the end of the amine stop valve (11); and a flow meter (12) is provided between the three-way valve (13) and the amine stop valve (11).

2. A triethylamine catalytic gas supply system according to claim 1, characterized in that: The primary heater (2) is connected to an intake pressure proportional valve (4) and an intake angle seat valve (5), the secondary heater (3) is connected to an outlet angle seat valve (6), the outlet angle seat valve (6) is connected to an exhaust angle seat valve (7), the exhaust angle seat valve (7) is connected to an injection mold, and the rear end of the exhaust angle seat valve (7) is connected to an exhaust gas treatment interface (14), and the upper end of the amine tank (9) is connected to an amine adding angle seat valve (8).

3. A triethylamine catalytic gas supply system according to claim 2, characterized in that: The exhaust gas treatment interface (14) is connected to a connecting pipe (16), and the connecting pipe (16) is connected to an exhaust gas purifier (15). An activated carbon net (17), a rock wool net (18) and a plasma filter (19) are arranged inside the exhaust gas purifier (15). A valve disc (21) is arranged on the inner side of the end of the exhaust gas purifier (15). A driving machine (23) is installed on the outer side of the end of the exhaust gas purifier (15), and the driving machine (23) is connected to the valve disc (21). A gas monitor (20) is arranged on the inner wall of the exhaust gas purifier (15) at the rear end of the valve disc (21). The front end of the exhaust gas purifier (15) is connected to an outlet pipe (22).

4. A triethylamine catalytic gas supply system according to claim 2, characterized in that: The input end of the primary heater (2) is connected to the output ends of the intake pressure proportional valve (4) and the intake angle seat valve (5), and the input end of the amine tank (9) is connected to the output end of the amine adding angle seat valve (8).

5. A triethylamine catalytic gas supply system according to claim 3, characterized in that: The activated carbon net (17), the rock wool net (18) and the plasma filter net (19) are detachably sealed and positioned inside the exhaust gas purifier (15), and the driving machine (23) drives the valve disc (21) to rotate and move inside the exhaust gas purifier (15).

6. A triethylamine catalytic gas supply system according to claim 1, characterized in that: The output end of the amine tank (9) is connected to the input end of the primary heater (2) through a three-way valve (13), an amine stop valve (11) and an amine metering pump (10), and the output end of the primary heater (2) is connected to the input end of the secondary heater (3).

Images