Hydrocarbon vacuum recycling machine

Abstract

The utility model discloses a hydrocarbon vacuum recycling machine which comprises a first cleaning line tank, a filter vat, a distillation tank, a condenser, a condensation tank, a circulating pump, a circulating tank, a new liquid tank, a third cleaning line tank and a second cleaning line tank, the outer surface of the condenser is fixedly connected with a cooling water inlet pipe, and the outer surface of the condenser is fixedly connected with a cooling water outlet pipe. The device adopts a multiple vacuum distillation mode, utilizes the boiling point difference of solvents with different components in a vacuum environment to implement reduced pressure distillation to recover a hydrocarbon cleaning agent, and meanwhile, adopts a jet principle to form stable vacuum to reduce the boiling point of the solvents, so that the distillation quality is improved; according to the device, the equipment size is reduced, the site and space occupancy rate is reduced, the miniaturized equipment size is more compact, the occupied site and production line space are small, production layout optimization is facilitated, line installation can be achieved, the installation position of the equipment can be adjusted at any time according to production requirements, and the flexibility of a production line is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrocarbon recovery, in particular to a hydrocarbon vacuum cycle recovery machine. Background Art

[0002] Hydrocarbon cleaning agents have good environmental protection characteristics and cleaning ability, are non-corrosive to metals, can meet the needs of parts cleaning in many fields, and also have a certain anti-rust effect. They have gradually become one of the important industrial cleaning agents. However, in industrial production, a large amount of cleaning agents are required in the cleaning process, which consumes a lot of energy. Directly discharging the used hydrocarbon cleaning agents will also cause certain pollution to the environment, and also cause a lot of waste. Therefore, it is necessary to vacuum recycle and recycle the hydrocarbon cleaning agents used by the online hydrocarbon cleaning machine. However, the existing devices are large in size, occupy a large site and space, cannot be installed on the line, and have low distillation capacity. For example, China has disclosed a "hydrocarbon waste liquid recovery device", and its application number is: "CN202320992336.5". It can realize the recovery and reuse of hydrocarbon waste liquid through low-temperature evaporation and concentration technology, and utilizes the heat of high-temperature gaseous hydrocarbons to provide a heat source for the kettle evaporator, but it forms a stable vacuum through the jet principle to reduce the boiling point of the solvent, which cannot improve the distillation quality. It cannot reduce the site and space occupancy rate, reduce the occupied site and production line space, thereby optimizing the production layout, and it cannot be adjusted following the production line. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides a hydrocarbon vacuum cycle recovery machine. The device adopts a multiple vacuum distillation method, utilizes the boiling point difference of solvents with different components in a vacuum environment, implements reduced pressure distillation to recover hydrocarbon cleaning agents, and adopts the jet principle to form a stable vacuum to reduce the boiling point of the solvent and improve the distillation quality. The device distills and regenerates the hydrocarbon cleaning agent used by the online hydrocarbon cleaning machine to improve the utilization rate of the hydrocarbon cleaning agent and save production costs, reduce the demand for fresh hydrocarbon cleaning agents, thereby reducing the consumption of raw materials and waste of resources, and can greatly reduce the emission of used hydrocarbon cleaning agents, which is beneficial to environmental protection. The device reduces the size of the equipment and reduces the site and space occupancy rate. The miniaturized equipment is more compact and occupies less site and production line space, which is beneficial to optimizing the production layout. It can be installed along the line, and the installation position of the equipment can be adjusted at any time according to production needs, thereby improving the flexibility of the production line.

[0004] The utility model also provides a hydrocarbon vacuum circulation recovery machine as described above, including: a first tank of a cleaning line, a filter barrel, a distillation tank, a condenser, a condensation tank, a circulation pump, a circulation tank, a new liquid tank, a third tank of a cleaning line, and a second tank of a cleaning line. The outer surface of the condenser is fixedly connected with a cooling water inlet pipe, and the outer surface of the condenser is fixedly connected with a cooling water outlet pipe. The device adopts a multiple vacuum distillation method, utilizes the boiling point difference of solvents with different components under a vacuum environment, implements reduced pressure distillation to recover hydrocarbon cleaning agents, and simultaneously adopts the jet principle to form a stable vacuum to reduce the boiling point of the solvent and improve the distillation quality. The device is connected to the first tank of a cleaning line, and the second tank of a cleaning line is connected to the second tank of a cleaning line. By distilling and regenerating the hydrocarbon cleaning agent used by the online hydrocarbon cleaning machine, the utilization rate of the hydrocarbon cleaning agent can be improved, the production cost can be saved, and the demand for fresh hydrocarbon cleaning agent can be reduced, thereby reducing the consumption of raw materials and the waste of resources. It can greatly reduce the emission of used hydrocarbon cleaning agents, which is beneficial to environmental protection; this device reduces the size of the equipment. Reduce the site and space occupancy rate, the miniaturized equipment is more compact, and occupies less site and production line space, which is beneficial to optimize the production layout, can be installed along the line, and the installation position of the equipment can be adjusted at any time according to production needs, thereby improving the flexibility of the production line.

[0005] According to the hydrocarbon vacuum cycle recovery machine described in the utility model, the distillation tank includes a heating oil tank, and hot kerosene is placed in the heating oil tank, which can provide a power source for distillation.

[0006] According to the hydrocarbon vacuum cycle recovery machine described in the utility model, the heating oil tank is heated by an electric heating tube, the heating power of the electric heating tube is 24KW, and kerosene can be electrically heated to improve efficiency.

[0007] According to the hydrocarbon vacuum circulation recovery machine described in the utility model, the condensation tank and the circulation tank are built with cooling coils, and the cooling coils are fixedly connected to the cooling water inlet pipe and the cooling water outlet pipe, so as to ensure the circulation of cooling water.

[0008] According to the hydrocarbon vacuum cycle recovery machine described in the utility model, stamping oil hydrocarbon liquid is placed in the first tank of the cleaning line, and a vacuum pump is fixedly connected to the first tank of the cleaning line to extract the material in the first tank.

[0009] According to the hydrocarbon vacuum cycle recovery machine described in the utility model, a negative pressure gauge is provided on the distillation tank, and a low liquid level alarm adding device is provided in the third tank of the cleaning line, so that materials can be automatically added when the liquid level is insufficient.

[0010] According to the hydrocarbon vacuum circulation recovery machine described in the utility model, the first tank of the cleaning line, the second tank of the cleaning line, and the third tank of the cleaning line are all welded with SUS304 stainless steel plates, and the distillation tank, condensation tank, circulation tank, and new liquid tank are all welded with SUS304 stainless steel plates, which can improve material strength and extend service life.

[0011] According to the hydrocarbon vacuum cycle recovery machine described in the utility model, a group of heating oil coils are fixedly connected in the distillation tank, and an observation window is provided on the distillation tank, which can facilitate observation of the internal conditions of the equipment for adjustment.

[0012] Beneficial Effects

[0013] 1. Compared with the existing technology, this new type of hydrocarbon vacuum cycle recovery machine adopts multiple vacuum distillation methods, utilizing the boiling point difference of solvents with different components in a vacuum environment to implement reduced pressure distillation to recover hydrocarbon cleaning agents. At the same time, it uses the jet principle to form a stable vacuum to reduce the boiling point of the solvent and improve the distillation quality.

[0014] 2. Compared with the prior art, this new hydrocarbon vacuum cycle recovery machine distills and regenerates the hydrocarbon cleaning agent used by the online hydrocarbon cleaning machine to improve the utilization rate of the hydrocarbon cleaning agent, save production costs, and reduce the demand for fresh hydrocarbon cleaning agent, thereby reducing the consumption of raw materials and waste of resources, and can significantly reduce the emission of used hydrocarbon cleaning agents, which is beneficial to environmental protection.

[0015] 3. Compared with the existing technology, this new type of hydrocarbon vacuum cycle recovery machine has a smaller device size. It reduces the site and space occupancy rate. The miniaturized equipment is more compact and occupies less site and production line space, which is conducive to optimizing the production layout. It can be installed along the line and the installation position of the equipment can be adjusted at any time according to production needs, thereby improving the flexibility of the production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a connection structure diagram of a hydrocarbon vacuum cycle recovery machine of the utility model.

[0018] Legend:

[0019] 1. The first tank of the cleaning line; 2. The filter barrel; 3. The distillation tank; 4. The condenser; 5. The condensation tank; 6. The circulation pump; 7. The circulation tank; 8. The new liquid tank; 9. The third tank of the cleaning line; 10. The second tank of the cleaning line; 11. The heating oil tank; 12. The cooling water inlet pipe; 13. The cooling water outlet pipe. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1 The utility model embodiment is a hydrocarbon vacuum cycle recovery machine, which includes: a first tank 1 of the cleaning line, a filter barrel 2, which is used to filter the liquid coming out of the first tank 1 of the cleaning line, a distillation tank 3, which is used to distill the liquid, and there is a heating oil tank 11 inside, and hot kerosene is placed in the heating oil tank, which is heated by a 24KW electric heating tube, and a negative pressure gauge is provided on it to monitor the negative pressure situation, and a group of heating oil coils, a condenser 4, a condensation tank 5, a circulation pump 6, a circulation tank 7, and a condenser 4 condenses the liquid of the steam through the condenser. The cooling coils in the shrinkage tank 5 and the circulation tank 7, the new liquid recovered by the condenser 4 is further cooled in these two tanks, and is circulated and pumped into the cleaning tank for use through the circulation pump 6. The new liquid tank 8 is used to place the new liquid. The third tank 9 of the cleaning line and the second tank 10 of the cleaning line, together with the first tank 1 of the cleaning line and the third tank 9 of the cleaning line, constitute the entire cleaning line. The outer surface of the condenser 4 is fixedly connected with a cooling water inlet pipe 12 for cooling water inlet, and the outer surface of the condenser 4 is fixedly connected with a cooling water outlet pipe 13 for cooling water outlet.

[0022] The distillation tank 3 includes a heating oil tank 11, in which hot kerosene is placed, which is used to provide power for the distillation tank 3. The distillation tank 3 is heated. The heating oil tank 11 is heated by an electric heating tube, and the heating power of the electric heating tube is 24KW. The condensation tank 5 and the circulation tank 7 are built with cooling coils, and the cooling coils are fixedly connected to the cooling water inlet pipe 12 and the cooling water outlet pipe 13. The new liquid recovered by the condenser 4 is further cooled in these two tanks through the cooling coils in the condensation tank 5 and the circulation tank 7, and is circulated and pumped into the cleaning tank for use through the circulation pump 6. The stamping oil hydrocarbon liquid is placed in the first tank 1 of the cleaning line. A vacuum pump is fixedly connected to the first tank 1 of the cleaning line. The vacuum The method is jet suction type, and the vacuum degree has good stability. The vacuum degree is set to -80MPA and above. A negative pressure gauge is provided on the distillation tank 3 to monitor the negative pressure situation. A low liquid level alarm adder is provided in the third tank 9 of the cleaning line to monitor and replenish the liquid level. The first tank 1 of the cleaning line, the second tank 10 of the cleaning line, and the third tank 9 of the cleaning line are all welded with SUS304 stainless steel plates. The distillation tank 3, the condensation tank 5, the circulation tank 7, and the new liquid tank 8 are all welded with SUS304 stainless steel plates. A group of heating oil coils are fixedly connected in the distillation tank 3 for conveying heating oil. An observation window is provided on the distillation tank 3 to observe the internal situation of the distillation tank 3.

[0023] Working principle: The first tank 1 of the hydrocarbon cleaning line contains a large amount of stamping oil hydrocarbon liquid (dirty liquid), which is extracted into the filter barrel 2 through a vacuum pump for filtration, and then passes through a group of heating oil coils in the distillation tank 3, and the heat transfer oil is indirectly heated and distilled and extracted, and then further cooled in the condensation tank 5 and the circulation tank 7 recovered by the condenser 4, and then circulated by the circulation pump 6 to the cleaning tank for use, and then enters the new liquid tank 8, and then overflows to the second tank 10 of the cleaning line through the third tank 9 of the hydrocarbon cleaning line, and then overflows to the first tank 1 of the cleaning line; in this way, a closed-loop normal hydrocarbon circulation regeneration system is formed, and the loss part is added in the low liquid level alarm set in the third tank 9 of the cleaning line.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A hydrocarbon vacuum cycle recovery machine, characterized in that: include: A first tank (1) of the cleaning line, a filter barrel (2), a distillation tank (3), a condenser (4), a condensation tank (5), a circulation pump (6), a circulation tank (7), a new liquid tank (8), a third tank (9) of the cleaning line, and a second tank (10) of the cleaning line. The outer surface of the condenser (4) is fixedly connected to a cooling water inlet pipe (12), and the outer surface of the condenser (4) is fixedly connected to a cooling water outlet pipe (13).

2. A hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: The distillation tank (3) comprises a heating oil tank (11), and hot kerosene is placed in the heating oil tank (11).

3. A hydrocarbon vacuum cycle recovery machine according to claim 2, characterized in that: The heating oil tank (11) is heated by an electric heating tube, and the heating power of the electric heating tube is 24KW.

4. A hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: The condensation tank (5) and the circulation tank (7) are internally provided with cooling coils, and the cooling coils are fixedly connected to a cooling water inlet pipe (12) and a cooling water outlet pipe (13).

5. A hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: Punching oil hydrocarbon liquid is placed in the first tank (1) of the cleaning line, and a vacuum pump is fixedly connected to the first tank (1) of the cleaning line.

6. A hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: The distillation tank (3) is provided with a negative pressure gauge, and the third tank (9) of the cleaning line is provided with a low liquid level alarm additive.

7. The hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: The first tank (1), the second tank (10) and the third tank (9) of the cleaning line are all welded with SUS304 stainless steel plates, and the distillation tank (3), the condensation tank (5), the circulation tank (7) and the new liquid tank (8) are all welded with SUS304 stainless steel plates.

8. The hydrocarbon vacuum cycle recovery machine according to claim 1, characterized in that: A group of heating oil coils are fixedly connected inside the distillation tank (3), and an observation window is provided on the distillation tank (3).

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