CN212512596U

CN212512596U - Waste heat recycling device for petrochemical production

Info

Publication number: CN212512596U
Application number: CN202021186494.4U
Authority: CN
Inventors: 许鸿韬
Original assignee: Jiangsu Zhongte Special Metal Equipment Co ltd
Current assignee: Jiangsu Zhongte Special Metal Equipment Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-09
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to the technical field of waste heat recovery, in particular to a waste heat recovery and utilization device for petrochemical production, which can effectively improve the recovery and utilization efficiency, reduce the heat loss and reduce the use limitation; including the heat recovery case, the multiunit heat exchange tube, sealing door, the heat recovery jar, the inlet tube, the outlet pipe, gyrotron and four air ducts of group, the inside of heat recovery case is provided with the cavity, multiunit heat exchange tube equipartition is in the cavity, the fixed multiunit fin that is provided with on the circumference outer wall of heat exchange tube, the left end of heat recovery case is provided with the intake pipe, the right-hand member of heat recovery case is provided with the outlet duct, the front end of heat recovery case is provided with the access hole, be provided with two sets of hinges on the sealing door, the intercommunication fixed mounting of outlet pipe input is in the work intracavity, the fixed mounting of four air ducts through the intercommunication difference symmetries with the work chamber is in.

Description

Waste heat recycling device for petrochemical production

Technical Field

The utility model relates to a waste heat recovery's technical field especially relates to a waste heat recovery utilizes device for petrochemical production.

Background

Petrochemical production mainly uses oil and natural gas as the basis of raw materials to carry out chemical processing, along with the development of economy, petrochemical has become the backbone industry among the chemical industry, occupy the position of paramount importance in national economy, petrochemical's production processing can produce a large amount of heat gas, these gases generally carry out reuse through waste heat recovery device, in order to reach energy saving and emission reduction's purpose, present waste heat recovery device discovers in the use, the recycle efficiency is low, cause calorific loss great, lead to the use limitation higher.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can effectively improve recycle efficiency, reduce thermal loss, reduce the waste heat recovery device who is used for petrochemical production who uses the limitation.

The utility model discloses a waste heat recycling device for petrochemical production, including heat recovery case, multiunit heat exchange tube, sealing door, heat recovery jar, inlet tube, outlet pipe, gyrotron and four groups of air ducts, the inside of heat recovery case is provided with the cavity, multiunit heat exchange tube equipartition is in the cavity, fixedly on the circumference outer wall of heat exchange tube there are multiunit fin, the left end of heat recovery case is provided with the intake pipe, the right-hand member of heat recovery case is provided with the outlet duct, the front end of heat recovery case is provided with the access hole, the sealing door is provided with two sets of hinges, the sealing door rotates the lid to adorn on the access hole through the hinge, the inside of heat recovery jar is provided with the working chamber, the bottom of heat recovery jar is provided with two sets of supports, the heat recovery jar is fixed mounting in the top of heat recovery case through two sets of supports, the bottom of heat recovery jar is provided with import and export, the gyrotron is fixedly arranged in the working cavity through communication with the output end of the water inlet pipe and the input end of the water outlet pipe, the four groups of air guide pipes are respectively and symmetrically fixedly arranged in the cavity through communication with the working cavity, and a plurality of groups of air guide holes are uniformly formed in the circumferential outer wall of each air guide pipe.

The utility model discloses a waste heat recovery utilizes device for petrochemical production, the front end of heat recovery jar is provided with the thermometer.

The utility model discloses a waste heat recovery utilizes device for petrochemical production still includes the relief valve, and the top of heat recovery jar is provided with the gas vent, and relief valve fixed mounting is on the gas vent.

The utility model discloses a waste heat recovery utilizes device for petrochemical production still includes the handle, and handle fixed mounting is at the front end of sealing door.

The utility model discloses a waste heat recovery utilizes device for petrochemical production still includes thermal-insulated handle cover, and the fixed suit of thermal-insulated handle cover is on the circumference outer wall of handle.

The utility model discloses a waste heat recovery utilizes device for petrochemical production still includes four group's damping lower margins, the equal fixed mounting in heat recovery case's of four group's damping lower margins bottom.

The utility model discloses a waste heat recovery utilizes device for petrochemical production, it is cotton to all fill in the inner wall of heat recovery case and heat recovery jar to be provided with the heat preservation.

The utility model discloses a waste heat recovery utilizes device for petrochemical production, heat recovery case and heat recovery jar all adopt high temperature resistant, corrosion-resistant material preparation.

Compared with the prior art, the beneficial effects of the utility model are that: at first through inlet tube switch-on circulating water, make water can pass through the gyrotron under the effect of pump, and flow from the outlet pipe, gas with heat fills into the cavity through the intake pipe, a large amount of heat are absorbed by the heat exchange tube and are stored, the heat of heat exchange tube absorption heats inlet tube and outlet pipe, and gas enters into the work intracavity through the air duct, and bring the heat into the work intracavity, rivers flow into the gyrotron through the inlet tube, and flow from the outlet pipe, absorb the heat in work chamber and the cavity and make water heat up gradually at this in-process, realize the recycle of waste heat, effect through heat exchange tube and gyrotron, make hot gas area of contact greatly increased, thereby can effectively improve recycle efficiency, reduce thermal loss, reduce and use the limitation.

Drawings

Fig. 1 is a front schematic view of the present invention;

FIG. 2 is a schematic sectional view of the heat recovery box of the present invention;

FIG. 3 is a schematic cross-sectional view of the heat recovery tank of the present invention;

FIG. 4 is a schematic structural view of a heat exchange tube of the present invention;

FIG. 5 is a schematic view of the structure of the airway tube of the present invention;

in the drawings, the reference numbers: 1. a heat recovery tank; 2. a heat exchange pipe; 3. a heat sink; 4. an air inlet pipe; 5. an air outlet pipe; 6. a sealing door; 7. a hinge; 8. a heat recovery tank; 9. a support; 10. a water inlet pipe; 11. a water outlet pipe; 12. a convolute duct; 13. an air duct; 14. an air vent; 15. a thermometer; 16. an exhaust port; 17. a safety valve; 18. a handle; 19. a heat insulation handle sleeve; 20. damping feet; 21. and (5) heat preservation cotton.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the waste heat recycling device for petrochemical production of the utility model comprises a heat recycling tank 1, a plurality of groups of heat exchange tubes 2, a sealing door 6, a heat recycling tank 8, a water inlet tube 10, a water outlet tube 11, a convolution tube 12 and four groups of air ducts 13, wherein a cavity is arranged inside the heat recycling tank 1, the plurality of groups of heat exchange tubes 2 are uniformly distributed in the cavity, a plurality of groups of radiating fins 3 are fixedly arranged on the outer circumferential wall of the heat exchange tubes 2, an air inlet tube 4 is arranged at the left end of the heat recycling tank 1, an air outlet tube 5 is arranged at the right end of the heat recycling tank 1, an access hole is arranged at the front end of the heat recycling tank 1, two groups of hinges 7 are arranged on the sealing door 6, the sealing door 6 is rotatably covered on the access hole through the hinges 7, a working cavity is arranged inside the heat recycling tank 8, two groups of supports 9 are arranged at the bottom end of the heat recycling, the bottom end of the heat recovery tank 8 is provided with an inlet and outlet water inlet pipe 10 and a water outlet pipe 11 which are fixedly communicated with the inlet and the outlet respectively by penetrating through the cavity, a convolution tube 12 is fixedly arranged in the working cavity by communicating with the output end of the water inlet pipe 10 and the input end of the water outlet pipe 11, four groups of air guide pipes 13 are respectively and symmetrically fixedly arranged in the cavity by communicating with the working cavity, and a plurality of groups of air guide holes 14 are uniformly arranged on the circumferential outer wall of the air guide pipes 13; first, the circulating water is communicated through the water inlet pipe 10, so that the water can pass through the convolution pipe 12 under the action of a pump and flows out of the water outlet pipe 11, the gas with heat is filled into the cavity through the air inlet pipe 4, a large amount of heat is absorbed and stored by the heat exchange pipe 2, the heat absorbed by the heat exchange pipe 2 heats the water inlet pipe 10 and the water outlet pipe 11, the gas enters the working cavity through the air guide pipe 13 and brings the heat into the working cavity, the water flows into the convolution pipe 12 through the water inlet pipe 10 and flows out of the water outlet pipe 11, the heat in the working cavity and the cavity is absorbed to gradually heat the water in the process, the waste heat is recycled, the contact area of the hot gas is greatly increased through the action of the heat exchange pipe 2 and the convolution pipe 12, the recycling efficiency can be effectively improved, the heat loss is reduced, and the.

The utility model discloses a waste heat recycling device for petrochemical production, a thermometer 15 is arranged at the front end of a heat recovery tank 8; through setting up thermometer 15, can conveniently observe the temperature in the work cavity, be convenient for in time handle, reduce and use the limitation.

The utility model discloses a waste heat recovery and utilization device for petrochemical production, which also comprises a safety valve 17, wherein the top end of the heat recovery tank 8 is provided with an exhaust port 16, and the safety valve 17 is fixedly arranged on the exhaust port 16; through setting up relief valve 17, when work intracavity pressure reached the certain degree, relief valve 17 can open automatically and exhaust, ensures the stability of work intracavity pressure, reduces and uses the limitation.

The utility model discloses a waste heat recycling device for petrochemical production, which also comprises a handle 18, wherein the handle 18 is fixedly arranged at the front end of the sealing door 6; through setting up handle 18, can make the convenience more that opens and close of sealing door 6, reduce and use the limitation.

The utility model discloses a waste heat recycling device for petrochemical production, which also comprises a heat insulation handle sleeve 19, wherein the heat insulation handle sleeve 19 is fixedly sleeved on the circumferential outer wall of the handle 18; through setting up thermal-insulated handle cover 19, can prevent to appear the condition of scalding when opening and close, improve the use reliability.

The utility model discloses a waste heat recycling device for petrochemical production, which also comprises four groups of damping feet 20, wherein the four groups of damping feet 20 are all fixedly arranged at the bottom end of the heat recovery box 1; through setting up damping lower margin 20, can reduce external vibration to heat recovery case 1's influence, make heat recovery case 1 place more steadily, reduce and use the limitation.

The utility model discloses a waste heat recycling device for petrochemical production, heat preservation cotton 21 is filled in the inner walls of a heat recovery box 1 and a heat recovery tank 8; through setting up the cotton 21 that keeps warm, can strengthen heat recovery case 1 and heat recovery jar 8 thermal insulation performance, avoid thermal loss, improve and use the reliability.

The utility model discloses a waste heat recycling device for petrochemical production, the heat recovery box 1 and the heat recovery tank 8 are both made of high temperature resistant and corrosion resistant materials; adopt high temperature resistant corrosion-resistant material, can prevent that high-temperature gas from causing the damage to heat recovery case 1 and heat recovery jar 8, increase of service life improves the use reliability.

The utility model discloses a waste heat recovery utilizes device for petrochemical production, it is at the during operation, at first put through the inlet tube 10 circulating water, make water can be through gyrotron 12 under the effect of pump, and flow from outlet pipe 11, the gaseous process intake pipe 4 that will have the heat fills into in the cavity, a large amount of heat is absorbed by heat exchange tube 2 and is stored, the absorptive heat of heat exchange tube 2 heats inlet tube 10 and outlet pipe 11, gas passes through air duct 13 and enters into the working chamber, and bring the heat into the working chamber, rivers flow into gyrotron 12 through inlet tube 10, and flow from outlet pipe 11, absorb the messenger water with the heat in working chamber and the cavity at this in-process and heat heaies up gradually, realize the recycle of waste heat.

The installation mode, the connection mode or the setting mode of the waste heat recycling device for petrochemical production of the utility model are common mechanical modes, and the waste heat recycling device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a relief valve for waste heat recovery utilizes device of petrochemical production is purchase on the market, and this industry technical staff only need according to its subsidiary operating specification install and operate can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A waste heat recycling device for petrochemical production is characterized by comprising a heat recovery box (1), a plurality of groups of heat exchange tubes (2), a sealing door (6), a heat recovery tank (8), a water inlet tube (10), a water outlet tube (11), a convolution tube (12) and four groups of air guide tubes (13), wherein a cavity is arranged inside the heat recovery box (1), the plurality of groups of heat exchange tubes (2) are uniformly distributed in the cavity, a plurality of groups of radiating fins (3) are fixedly arranged on the outer wall of the circumference of the heat exchange tubes (2), an air inlet tube (4) is arranged at the left end of the heat recovery box (1), an air outlet tube (5) is arranged at the right end of the heat recovery box (1), an inspection hole is arranged at the front end of the heat recovery box (1), two groups of hinges (7) are arranged on the sealing door (6), the sealing door (6) is rotatably covered on the inspection hole through the hinges (7), a working, the bottom of heat recovery jar (8) is provided with two sets of supports (9), heat recovery jar (8) are through the top of two sets of supports (9) fixed mounting in heat recovery case (1), the bottom of heat recovery jar (8) is provided with import and export inlet tube (10) and outlet pipe (11) through passing the cavity respectively with import and export fixed intercommunication, gyrotron (12) through with the intercommunication fixed mounting of inlet tube (10) output and outlet pipe (11) input at the working chamber, four fixed mounting that group's air duct (13) are symmetrical respectively through the intercommunication with the working chamber are indoor, even be provided with multiunit air guide hole (14) on the circumference outer wall of air duct (13).

2. The waste heat recovery and utilization device for petrochemical production according to claim 1, wherein a thermometer (15) is provided at the front end of the heat recovery tank (8).

3. The waste heat recovery and utilization device for petrochemical production according to claim 2, further comprising a safety valve (17), wherein the top end of the heat recovery tank (8) is provided with an exhaust port (16), and the safety valve (17) is fixedly installed on the exhaust port (16).

4. The waste heat recycling device for petrochemical production according to claim 3, further comprising a handle (18), wherein the handle (18) is fixedly installed at the front end of the sealing door (6).

5. The waste heat recycling device for petrochemical production according to claim 4, further comprising a heat insulation handle sleeve (19), wherein the heat insulation handle sleeve (19) is fixedly sleeved on the circumferential outer wall of the handle (18).

6. The waste heat recycling device for petrochemical production according to claim 5, further comprising four sets of vibration reduction feet (20), wherein the four sets of vibration reduction feet (20) are fixedly installed at the bottom end of the heat recovery tank (1).

7. The waste heat recovery and utilization device for petrochemical production according to claim 6, wherein the heat recovery tank (1) and the heat recovery tank (8) are filled with heat insulation cotton (21).

8. The waste heat recycling device for petrochemical production according to claim 7, wherein the heat recycling tank (1) and the heat recycling tank (8) are made of high temperature resistant and corrosion resistant materials.