CN217868729U - Waste mineral oil low temperature refining plant - Google Patents

Abstract

The utility model relates to the refining technical field, in particular to a waste mineral oil low-temperature refining device; comprises a cooling frame, a cooling tray, a liquid level sensor, a water storage tank, a water pump, a refrigerating device and a controller. The utility model discloses a set up the cooling tube, the case of intaking, the flow box converges, the electron water intaking valve, the electronic drainage valve, a weighing sensor and a temperature sensor, a water pump, refrigerating plant and storage water tank, use water as the refrigerant, the equal real-time supervision of temperature sensor in every layer of cooling tube outside corresponds the temperature signal of cooling tube, give the controller with temperature signal feedback again, the electronic drainage valve that the controller corresponds the cooling tube according to temperature signal control is opened and close, make the refrigerant circulation cooling when the temperature is higher flow appear, and then guarantee that the refrigerant is in the low temperature state of relatively stable in every layer of cooling tube, and the refrigerant make full use of thermal cycle principle is to the interior reaction hydrothermal solution intensive cooling of cooling tray, it can show and shorten crystallization time, and then improve whole refining efficiency and reduce whole refining time.

Description

Waste mineral oil low temperature refining plant

Technical Field

The utility model relates to a refine technical field, in particular to waste mineral oil low temperature refining plant.

Background

The waste mineral oil is a renewable precious energy source, and can be distilled, cooled and refined to obtain gasoline, kerosene, diesel oil and fuel oil.

Chinese patent discloses a method for refining waste mineral oil (application No. CN 201810929958.7), and the patent technology discloses: the method comprises the following steps: step one, adding an organic solvent into a glass reaction kettle, starting stirring, adding raw materials while stirring, then starting heating, and after the raw materials are fully mixed with the organic solvent, stopping heating to generate a reaction hot liquid; step two, filtering the reaction hot liquid generated in the step one into a charging basket, naturally cooling the charging basket until solid is separated out, and then placing the charging basket in an environment below 30 ℃ for crystallization for 6 hours to obtain solid; can realize turning into solid-state powdered form to waste mineral oil from liquid, going on handling just more easily this moment to solid-state powdered waste mineral oil, can handle solid-state powdered mineral oil through modes such as burying or recycling this moment, the processing mode not only can be limited avoid causing the pollution to the environment like this, but also can the structure to the cost that waste mineral oil handled.

The technical scheme has the following defects: in the second step of the method, the reaction hot liquid needs to be placed in an environment below 30 ℃ for crystallization for 6 hours to obtain a solid, and then the subsequent refining process is continued, so that the waiting crystallization time is long, and the overall refining time and the refining efficiency are influenced.

Therefore, a low-temperature refining device for waste mineral oil is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste mineral oil low temperature refining plant to solve the problem that proposes in the above-mentioned technique.

In order to realize the purpose, the technical scheme of the utility model is as follows:

the utility model provides a waste mineral oil low temperature refining device, includes cooling frame, cooling tray, level sensor, storage water tank, water pump, refrigerating plant and controller, be equipped with two-layer horizontal bracket at least on the cooling frame, every layer the upper surface of horizontal bracket has all laid the cooling tube, the left side fixed mounting of cooling frame has the case of intaking, the right side fixed mounting of cooling frame has the collection flow box, every layer both ends head all is equipped with the refrigerant and advances pipe and refrigerant exit tube about the cooling tube on the horizontal bracket, fixed intercommunication between refrigerant advance pipe and the case of intaking, fixed intercommunication between refrigerant exit tube and the collection flow box, install electronic water inlet valve on the refrigerant advance pipe, install electronic drain valve on the refrigerant exit tube, every layer the lateral wall of the cooling tube on the horizontal bracket all is equipped with temperature sensor, the cooling tray is placed on horizontal bracket, just the lower surface of cooling tray laminates with the cooling tube mutually, the bottom surface of collection flow box is equipped with the outlet pipe, the one end that the outlet pipe kept away from the collection flow box inserts inside the storage water tank, the inside level sensor that is equipped with level sensor, the output of storage water pump is connected with the input of refrigerating plant through storage water tank, the input of the infusion tube control device, the infusion tube, the electronic drain valve control device is connected with the input of refrigerating plant, the infusion tube.

Specifically, the cooling pipe is of a wavy structure.

Specifically, the refrigerating device is a refrigerator.

Specifically, the cooling pipe is made of polytetrafluoroethylene materials.

Specifically, the edge of cooling tray is equipped with the border that outwards buckles and extend, be integrated into one piece structure between cooling tray and the border.

The utility model has the advantages that: the utility model discloses a set up the cooling tube, the case of intaking, the flow box converges, the electron water intaking valve, the electronic drainage valve, a weighing sensor and a temperature sensor, a water pump, refrigerating plant and storage water tank, use water as the refrigerant, the equal real-time supervision of temperature sensor in every layer of cooling tube outside corresponds the temperature signal of cooling tube, give the controller with temperature signal feedback again, the electronic drainage valve that the controller corresponds the cooling tube according to temperature signal control is opened and close, make the refrigerant circulation cooling when the temperature is higher flow appear, and then guarantee that the refrigerant is in the low temperature state of relatively stable in every layer of cooling tube, and the refrigerant make full use of thermal cycle principle is to the interior reaction hydrothermal solution intensive cooling of cooling tray, it can show and shorten crystallization time, and then improve whole refining efficiency and reduce whole refining time.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a cooling tray according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a cooling pipe according to an embodiment of the present invention.

Reference numerals: the cooling device comprises a cooling frame 1, a controller 2, a water inlet tank 3, a water pump 4, an electronic water inlet valve 5, an electronic water discharge valve 6, a transverse bracket 7, a confluence tank 8, a water storage tank 9, a liquid level sensor 10, a refrigerating device 11, a cooling tray 12, an edge 13, a hook ring 14, a cooling pipe 15 and a temperature sensor 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached figures 1-3, the low-temperature refining device for waste mineral oil comprises a cooling rack 1, a cooling tray 12, a liquid level sensor 10, a water storage tank 9, a water pump 4, a refrigerating device 11 and a controller 2, at least two layers of transverse brackets 7 are arranged on the cooling rack 1, a cooling pipe 15 is laid on the upper surface of each layer of transverse bracket 7, a water inlet tank 3 is fixedly arranged on the left side of the cooling frame 1, a header tank 8 is fixedly arranged on the right side of the cooling frame 1, a refrigerant inlet pipe and a refrigerant outlet pipe are respectively arranged at the left end and the right end of a cooling pipe 15 on each layer of the transverse bracket 7, the refrigerant inlet pipe is fixedly communicated with the water inlet tank 3, the refrigerant outlet pipe is fixedly communicated with the confluence tank 8, an electronic water inlet valve 5 is arranged on the refrigerant inlet pipe, an electronic water discharge valve 6 is arranged on the refrigerant outlet pipe, a temperature sensor 16 is arranged on the outer side wall of a cooling pipe 15 on each layer of the transverse bracket 7, the cooling tray 12 is placed on the transverse bracket 7, the lower surface of the cooling tray 12 is attached to a cooling pipe 15, a water outlet pipe is arranged on the bottom surface of the confluence box 8, one end of the water outlet pipe, which is far away from the confluence box 8, is inserted into the water storage tank 9, a liquid level sensor 10 is arranged inside the water storage tank 9, the output end of the water storage tank 9 is connected with the input end of the water pump 4 through a liquid conveying pipe, the output end of the water pump 4 is connected with the input end of the refrigerating device 11 through a liquid conveying pipe, the output end of the refrigerating device 11 is connected with the input end of the water inlet tank 3 through a liquid conveying pipe, the side surface of the cooling rack 1 is provided with a controller 2, the electronic water inlet valve 5, the electronic water outlet valve 6, the temperature sensor 16, the liquid level sensor 10, the water pump 4 and the refrigerating device 11 are respectively electrically connected with the controller 2; the utility model discloses a set up cooling tube 15, water inlet tank 3, flow box 8 converges, electron water intaking valve 5, electron drain valve 6, temperature sensor 16, water pump 4, refrigerating plant 11 and storage water tank 9, the service water is as the refrigerant, the equal real-time supervision of temperature sensor 16 in every layer of cooling tube 15 outside corresponds the temperature signal of cooling tube 15, give controller 2 with the temperature signal feedback again, controller 2 opens and close according to the electronic drain valve 6 that temperature signal control corresponds cooling tube 15, the refrigerant circulative cooling when the messenger appears the temperature higher flows, and then guarantee that the refrigerant is in the low temperature state of relative stability in every layer of cooling tube 15, and the refrigerant make full use of thermal cycle principle is to the interior hydrothermal solution intensive cooling of cooling tray 12, it can show and shorten crystallization time, and then improve whole refining efficiency and reduce whole refining time.

Further, the liquid level sensor 10 of the present invention is used for monitoring the water level in the water storage tank 9 in real time, and the temperature sensor 16 at the outer side of each layer of cooling pipe 15 monitors the temperature signal corresponding to the cooling pipe 15 in real time, and then feeds back the temperature signal to the controller 2, the controller 2 compares the real-time temperature with the temperature threshold value according to the preset temperature threshold value, if the real-time temperature is greater than the temperature threshold value, the controller 2 controls the electronic drain valve 6 corresponding to the cooling pipe 15 to open, so that the refrigerant in the corresponding cooling pipe 15 flows into the water storage tank 9 through the header tank 8, the liquid level sensor 10 monitors the water level signal in the water storage tank 9 and feeds back the water level signal to the controller 2, the controller 2 compares the real-time water level with the water level threshold value according to the preset water level threshold value, if the real-time water level is higher than the water level threshold, the controller 2 controls the water pump 4 and the refrigerating device 11 to work, the water pump 4 sends the water pump 4 in the water storage tank 9 into the refrigerating device 11 for cooling treatment, then the cooled water is conveyed into the water inlet tank 3, meanwhile, the controller 2 controls the electronic water inlet valve 5 corresponding to the cooling pipe 15 to be opened, so that the cooled water enters the corresponding cooling pipe 15, the refrigerant in each layer of cooling pipe 15 is further ensured to be in a relatively stable low-temperature state, the refrigerant fully utilizes the heat circulation principle to fully cool the reaction hot liquid in the cooling tray 12, the crystallization time can be remarkably shortened, the overall refining efficiency is improved, the overall refining time is reduced, the rapid cooling crystallization is facilitated, and the subsequent refining process is further carried out.

Further, the utility model relates to a case 3's lateral wall of intaking still is equipped with water pump 4 to refrigerating plant 11's output passes through the transfer line and is connected with water pump 4's input, and water pump 4's output passes through the transfer line and is connected with the input of case 3 of intaking, is convenient for carry the refrigerant.

It should be understood that water flows downwards due to the action of gravity, therefore, the installation height of the water inlet tank 3 related to the device is higher than that of each layer of cooling pipe 15, and meanwhile, the installation height of the confluence tank 8 is lower than that of each layer of cooling pipe 15, so that the flowing of the cooling medium is facilitated.

Specifically, the cooling pipe 15 has a wavy structure.

Further, the utility model relates to a cooling tube 15 is wavy structure, has increased heat exchange surface, laminates mutually with the lower surface of cooling tray 12, and the cooling crystallization is effectual.

Specifically, the refrigeration device 11 is a refrigerator.

Further, the utility model relates to a refrigerator is prior art, including but not limited to refer to CN210945088U a sharing type straight drinking water machine system in the structural feature of refrigerator.

Specifically, the cooling pipe 15 is made of polytetrafluoroethylene.

Further, the cooling pipe 15 of the present invention is made of teflon, and has the advantages of high temperature resistance, low temperature resistance, corrosion resistance, weather resistance, etc.

Specifically, the edge of the cooling tray 12 is provided with an edge 13 which is bent outwards and extends, and an integrally formed structure is formed between the cooling tray 12 and the edge 13.

Further, the utility model relates to an edge of cooling tray 12 is equipped with the border 13 of outside extension of buckling, and the cooling tray 12 of being convenient for is placed on horizontal bracket 7, in addition, the utility model relates to a still be equipped with on the border 13 and collude ring 14, the cooling tray 12 of being convenient for take, convenient to use.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (5)

1. The utility model provides a waste mineral oil low temperature refining device, includes cooling frame, cooling tray, level sensor, storage water tank, water pump, refrigerating plant and controller, its characterized in that, be equipped with two-layer horizontal bracket at least on the cooling frame, every layer the cooling tube has all been laid to the upper surface of horizontal bracket, the left side fixed mounting of cooling frame has the case of intaking, the right side fixed mounting of cooling frame has the collection flow box, and every layer both ends head all is equipped with refrigerant inlet tube and refrigerant exit tube about the cooling tube on the horizontal bracket, refrigerant inlet tube and the fixed intercommunication of intaking between the case, fixed intercommunication between refrigerant exit tube and the collection flow box, install the electron water intaking valve on the refrigerant inlet tube, install the electron drain valve on the refrigerant exit tube, every layer the lateral wall of cooling tube on the horizontal bracket all is equipped with temperature sensor, the cooling tray is placed on horizontal bracket, just the lower surface of cooling tray and the cooling tube are laminated mutually, the bottom surface of collection flow box is equipped with the outlet pipe, the one end that the outlet pipe kept away from the collection flow box inserts inside the storage water tank, the inside of storage water tank is equipped with level sensor, the output of storage water tank passes through the input end of transfer line and the input end of water pump, the input of refrigerating plant, the input of the control of the electric level sensor, the input of refrigerating plant, the input of the transfer line, the electronic control of the cooling device, the transfer line, the electronic drain valve are connected with the input of the cooling device respectively.

2. The apparatus as claimed in claim 1, wherein the cooling pipe has a wave-like structure.

3. The apparatus of claim 1, wherein the refrigeration apparatus is a refrigerator.

4. The apparatus as claimed in claim 1, wherein the cooling pipe is made of teflon.

5. The low-temperature refining device for waste mineral oil as claimed in claim 1, wherein the edge of the cooling tray is provided with a rim extending outward in a bending manner, and the cooling tray and the rim are integrally formed.

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