CN210689285U

CN210689285U - Light hydrocarbon recovery waste heat utilization device for oil production plant

Info

Publication number: CN210689285U
Application number: CN201921243018.9U
Authority: CN
Inventors: 王志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-06-05
Anticipated expiration: 2029-08-02

Abstract

The utility model relates to a light hydrocarbon recovery waste heat utilization device of an oil production plant, which comprises a waste heat collecting box, the inner wall of the waste heat collecting box is provided with a heat preservation layer, the inside of the waste heat collecting box is provided with a circular heat conducting block, the inner side of the heat conducting block in the waste heat collecting box is provided with a spiral pipe, the bottom inside the waste heat collecting box is fixedly connected with a collecting box, the upper end of the collecting box is provided with a plurality of groups of water pipes, the lower end of the collecting box is fixedly connected with a water outlet which runs through the bottom of the waste heat collecting box, the upper ends of the groups of water pipes are communicated with the bottom of a splitter plate, the upper end of the splitter plate is fixedly connected with a water inlet pipe, cold water is injected into the water pipes through the water inlet pipe, the waste heat of the light hydrocarbon is utilized to heat water, can be cleaned or replaced in time.

Description

Light hydrocarbon recovery waste heat utilization device for oil production plant

Technical Field

The utility model relates to a petrochemical technical field, concretely relates to oil recovery plant light hydrocarbon recovery waste heat utilization equipment.

Background

The hydrocarbon is a series of substances formed by mixing two elements of carbon and hydrogen in different proportions. The lighter fraction is called light hydrocarbon. The main components of natural gas are C1 methane and small amount of C2 ethane, and the main components of liquefied petroleum gas are C3 propane and C4 butane, which are gaseous light hydrocarbons at normal temperature and pressure. The C5-C16 hydrocarbon is liquid at normal temperature and pressure, and is called liquid light hydrocarbon. The lightest part of the liquid light hydrocarbon is C5 and C6, the saturated C5 and C6 are the best raw materials for bubbling gas, and the heavier part is gasoline, kerosene, diesel oil and the like.

Light hydrocarbon is the raw material of light hydrocarbon gas, can be made into combustion gas for heat supply, and is commonly called as mixed air light hydrocarbon gas. The light hydrocarbon mixed gas is a gas fuel which is prepared by gasifying liquid light hydrocarbon through a light hydrocarbon gasification device of the company in a physical mode, mixing the liquid light hydrocarbon with air in a certain proportion according to process requirements, and delivering the gas fuel to users through a transmission and distribution pipe network, wherein the light hydrocarbon component converted from liquid to gas is at least not less than 13 percent (V percent), and the mixing proportion can be adjusted according to the requirements of the gas appliance of the users on gas parameters.

The heat value of the liquid light hydrocarbon is 10800kcal/kg, the gas making quantity is inversely proportional to the heat value of the fuel gas, for example, if the heat value reaches 5400kcal/m3, 2 cubic meters of light hydrocarbon fuel gas is generated per kilogram of light hydrocarbon; if 7000kcal/m3 is to be reached, 1.54 cubic meter of light hydrocarbon gas is generated per kilogram of light hydrocarbon.

The light hydrocarbon gas generating device has the advantages of small land occupation, less investment, short construction period, small fireproof interval, flexible station construction, safe use, simple operation, convenient maintenance, easy management, less personnel for station watching, low working pressure and the like.

However, the existing light hydrocarbon processing process has some defects, and the waste heat in the light hydrocarbon is not well utilized, so that the waste heat of the light hydrocarbon is lost, and the resource waste is caused.

Based on this, the utility model designs an oil recovery plant light hydrocarbon recovery waste heat utilization equipment to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an at least defect among the prior art is overcome to a main aim at, provides a light hydrocarbon recovery waste heat utilization equipment of oil production factory to there are some weak points in the in-process in solving the current light hydrocarbon processing that provides among the above-mentioned background art, there is not fine utilization equipment to the waste heat in the light hydrocarbon, leads to the loss of light hydrocarbon waste heat, leads to the phenomenon problem of wasting of resources.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

a light hydrocarbon recovery waste heat utilization device of an oil production plant comprises a waste heat collecting box, wherein the lower end of the waste heat collecting box is fixedly connected with a plurality of groups of supporting legs, the upper end of the waste heat collecting box is inserted with a box cover, the inner wall of the waste heat collecting box is provided with a heat preservation layer, an annular heat conducting block is arranged in the waste heat collecting box, a spiral pipe is arranged in the waste heat collecting box and positioned at the inner side of the heat conducting block, the upper end of the spiral pipe penetrates through the upper side of the waste heat collecting box and is fixedly connected with a feeding pipe, the lower end of the waste heat collecting box penetrates through the lower side of the waste heat collecting box and is fixedly connected with a discharging port, the bottom end in the waste heat collecting box is fixedly connected with a collecting box, a plurality of groups of water pipes, the upper end of the flow distribution plate is fixedly connected with a water inlet pipe.

Preferably, a temperature sensor is arranged in the waste heat collecting box.

Preferably, the upper end of the box cover is fixedly connected with a handle, the handle is wrapped with a layer of rubber pad, and the box cover is provided with a round hole with the same diameter as the water inlet pipe.

Preferably, the upper end of the collecting box is provided with a plurality of groups of threaded holes with the same diameter as the water pipe, and the lower end of the water pipe is provided with threads matched with the threaded holes.

Preferably, the discharge port and the water outlet are both provided with control valves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses waste heat utilization incasement portion sets up the multiunit water pipe, injects cold water in to the water pipe through the inlet tube, utilizes the waste heat of light hydrocarbon to heat water, carries out waste heat utilization, has practiced thrift heat energy to the light hydrocarbon passes through the spiral pipe and removes at the incasement, can increase the transmission length of light hydrocarbon at the incasement, and the utilization effect of waste heat is better, and is further, and the water pipe passes through threaded connection, and easy to assemble and dismantlement can in time wash or change.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the waste heat collecting box of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the flow divider shown in fig. 2 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a waste heat collecting box, 2-supporting legs, 3-a box cover, 4-a heat insulating layer, 5-a heat conducting block, 6-a spiral pipe, 7-a feeding pipe, 8-a discharging port, 9-a collecting box, 10-a water pipe, 11-a water outlet, 12-a flow distribution plate, 13-a through hole, 14-a water inlet pipe, 15-a temperature sensor, 16-a handle and 17-a control valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a light hydrocarbon recovery waste heat utilization device of an oil production plant comprises a waste heat collecting box 1, wherein the lower end of the waste heat collecting box 1 is fixedly connected with a plurality of groups of supporting legs 2, the upper end of the waste heat collecting box 1 is inserted with a box cover 3, the inner wall of the waste heat collecting box 1 is provided with a heat preservation layer 4, a circular heat conduction block 5 is arranged inside the waste heat collecting box 1, a spiral pipe 6 is arranged inside the waste heat collecting box 1 and positioned at the inner side of the heat conduction block 5, the upper end of the spiral pipe 6 penetrates through the upper side of the waste heat collecting box 1 and is fixedly connected with a feeding pipe 7, the lower end of the waste heat collecting box 1 penetrates through the lower side of the waste heat collecting box 1 and is fixedly connected with a discharge port 8, the bottom end inside the waste heat collecting box 1 is fixedly connected with a collecting box 9, the upper end of, the bottom end of the flow distribution plate 12 is provided with a plurality of groups of through holes 13 with the same diameter as the water pipe 10, and the upper end of the flow distribution plate 12 is fixedly connected with a water inlet pipe 14.

Wherein, be equipped with temperature sensor 15 in the waste heat collecting box 1, wherein, temperature sensor 15 selects PT200 temperature sensor, conveniently detects the temperature in the waste heat collecting box 1. The upper end fixedly connected with handle 16 of case lid 3, the parcel has the one deck rubber pad on the handle 16, and accessible handle 16 mentions case lid 3, and case lid 3 can prevent that the heat in the case from scattering and disappearing, is equipped with the round hole with the same diameter of inlet tube 14 on case lid 3, when using, can seal inlet tube 14, prevents that the heat from giving off, and the round hole makes things convenient for inlet tube 14 to stretch out. Collect 9 upper ends of box and be equipped with the multiunit in the screw hole of water pipe 10 isodiametric, water pipe 10 lower extreme is equipped with the screw thread of mutually supporting with the screw hole, water pipe 10 and collect 9 upper ends of box threaded connection, and convenient to detach and installation can wash and change water pipe 10, and threaded connection is comparatively stable simultaneously. The discharge port 8 and the water outlet 11 are both provided with control valves 17, and the control valves 17 are convenient for controlling the flow rate of liquid.

One specific application of this embodiment is: when in use, light hydrocarbon in an oil production plant is guided into the waste heat collecting box 1 from the feeding pipe 7, meanwhile, the splitter plate 12 is placed at the upper end of each group of water pipes 10, the through hole 13 at the lower end of the splitter plate 12 is communicated with the water pipes 10, water is guided into the splitter plate 12 from the water inlet pipe 14 and enters into each group of water pipes 10, wherein the connecting end is provided with a sealing gasket for preventing water flow overflow, the sealing cover 3 can be covered after the guiding is finished, the light hydrocarbon moves in the spiral pipe 6, the flow distance of the light hydrocarbon in the waste heat collecting box 1 can be prolonged by the spiral pipe 6, the heat transmission effect is better, when the light hydrocarbon moves in the spiral pipe 6, the heat of the light hydrocarbon can be radiated outwards, the temperature in the box can be increased through the mutual matching with the heat conducting block 5, so as to heat the water in the water pipes 10, wherein, the temperature sensor 15 can detect the temperature in the box in real time, and the heat, prevent the heat from radiating, when the water in the water pipe 10 rises to the moving temperature, the water can be discharged from the water outlet 11 at the lower end.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a light hydrocarbon recovery waste heat utilization equipment of oil recovery factory, includes waste heat collecting box (1), its characterized in that: the lower end of the waste heat collecting box (1) is fixedly connected with a plurality of groups of supporting legs (2), the upper end of the waste heat collecting box (1) is spliced with a box cover (3), the inner wall of the waste heat collecting box (1) is provided with a heat preservation layer (4), a circular heat conducting block (5) is arranged in the waste heat collecting box (1), a spiral pipe (6) is arranged on the inner side of the heat conducting block (5) in the waste heat collecting box (1), the upper end of the spiral pipe (6) penetrates through the upper side of the waste heat collecting box (1) and is fixedly connected with a feeding pipe (7), the lower end of the waste heat collecting box (1) penetrates through the lower side of the waste heat collecting box (1) and is fixedly connected with a discharging port (8), the bottom end in the waste heat collecting box (1) is fixedly connected with a collecting box (9), a plurality of water, multiunit equal intercommunication and flow distribution plate (12) bottom in water pipe (10) upper end, flow distribution plate (12) bottom is equipped with multiunit and water pipe (10) same diameter's through-hole (13), flow distribution plate (12) upper end fixedly connected with inlet tube (14).

2. The light hydrocarbon recovery waste heat utilization device of the oil production plant as claimed in claim 1, wherein: and a temperature sensor (15) is arranged in the waste heat collecting box (1).

3. The light hydrocarbon recovery waste heat utilization device of the oil production plant as claimed in claim 1, wherein: the water inlet pipe cover is characterized in that a handle (16) is fixedly connected to the upper end of the cover (3), a layer of rubber pad wraps the handle (16), and a round hole with the same diameter as that of the water inlet pipe (14) is formed in the cover (3).

4. The light hydrocarbon recovery waste heat utilization device of the oil production plant as claimed in claim 1, wherein: the upper end of the collecting box (9) is provided with a plurality of groups of threaded holes with the same diameter as the water pipe (10), and the lower end of the water pipe (10) is provided with threads matched with the threaded holes.

5. The light hydrocarbon recovery waste heat utilization device of the oil production plant as claimed in claim 1, wherein: and the discharge hole (8) and the water outlet (11) are both provided with control valves (17).