CN219346946U

CN219346946U - Efficient intelligent reverse circulation slurry cooling system

Info

Publication number: CN219346946U
Application number: CN202320379802.2U
Authority: CN
Inventors: 冯国文; 张衡; 王建伟; 胡元强; 杨旭
Original assignee: Chengdu Olympic Youfeide Petroleum Drilling Tools Co ltd
Current assignee: Chengdu Olympic Youfeide Petroleum Drilling Tools Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-14
Anticipated expiration: 2033-03-03

Abstract

The utility model relates to a high-efficiency intelligent reverse circulation slurry cooling system which comprises a slurry heat exchange box, a heat exchanger, a water pump, a radiator, a compressor and a water tank, wherein the upper end of the slurry heat exchange box is open, a plurality of heat exchangers are arranged in the slurry heat exchange box, the heat exchangers are communicated with one end of the water pump through pipelines, the other end of the water pump is communicated with the water tank through the pipelines, the compressor is arranged on the water tank and used for radiating liquid in the water tank, and the radiator is arranged at the edge of the upper end of the slurry heat exchange box and used for performing air cooling and radiating on the pipelines passing through the heat exchangers. The method of sealing cooling liquid is adopted, so that the slurry is in a larger slurry heat exchange box, the heat exchanger is utilized to exchange heat and cool the slurry, and the radiator and the compressor are integrated on the pipeline to radiate the cooling liquid, thereby reducing the temperature of the cooling liquid, the slurry can flow in the box body and can be naturally cooled, the flow speed and the abrasion to equipment are greatly reduced, and the manufacturing and maintenance cost is reduced.

Description

Efficient intelligent reverse circulation slurry cooling system

Technical Field

The utility model relates to the technical field of drilling auxiliary equipment, in particular to a high-efficiency intelligent reverse circulation mud cooling system.

Background

In drilling operations, well drilling mud, drilling fluid and the like are commonly known as mud, and play a very important role in drilling operations. The mud mainly aims at discharging broken sand in the well drilling to the well drilling, and cooling and radiating the drill bit. During the drilling process, the mud can be reused. Because the temperature of the slurry is too high, the slurry needs to be cooled to achieve the effect of recycling, the current method is that the slurry is cooled circularly through an alloy pipeline buried in a water tank, the water is cooled by a cooling water tower, the alloy pipeline is cooled by the water, and the slurry is cooled by the alloy pipeline. But the slurry has high temperature, large flow and high flow speed and contains a certain amount of sediment, so that the slurry circulates in the alloy pipeline in the prior art and is in a closed state, and the heat dissipation performance is poor. The slurry flow is high, the flow speed is high, the abrasion of the alloy pipeline is high, the alloy pipeline is also a fragile part, the alloy pipeline is made of high alloy steel, the equipment price is high, and the use cost is high.

Disclosure of Invention

Based on the above, it is necessary to provide an efficient and intelligent reverse circulation slurry cooling system.

The utility model provides a high-efficient intelligent reverse circulation mud cooling system, includes mud heat exchange box, heat exchanger, water pump, radiator, compressor and water tank, mud heat exchange box upper end is the open-type, and is a plurality of the heat exchanger is installed in mud heat exchange box, the heat exchanger passes through pipeline and water pump one end intercommunication, and the water pump other end passes through pipeline and water tank intercommunication, the compressor is installed on the water tank for dispel the heat to the liquid in the water tank, the radiator is installed in mud heat exchange box upper end limit portion for carry out the forced air cooling heat dissipation to the pipeline in it.

Preferably, a filter is also communicated with the pipeline between the water pump and the water tank.

Preferably, the heat exchanger comprises a top plate, a plurality of hollow pipes, a bottom plate and a partition plate, wherein two ends of each hollow pipe are respectively communicated with the top plate and the bottom plate, a gap exists between every two adjacent hollow pipes, a water inlet pipe and a water outlet pipe are arranged on the top plate, and the partition plate is arranged between the water inlet pipe and the water outlet pipe.

Preferably, the left side and the right side of the mud heat exchange box are respectively provided with a mud inlet and a mud outlet, and the bottom of the mud heat exchange box is provided with a sewage outlet.

The utility model has the advantages that: the method of sealing cooling liquid is adopted, so that the slurry is in a larger slurry heat exchange box and is in a completely open flowing state, the heat exchanger is utilized for carrying out heat exchange and cooling on the slurry, and a radiator and a compressor are integrated on a pipeline to radiate the cooling liquid flowing in the pipeline, thereby reducing the temperature of the cooling liquid, the slurry can naturally cool after flowing in the box, the flow rate and the abrasion to equipment are greatly reduced, and the manufacturing and maintenance cost is reduced.

Drawings

FIG. 1 is a schematic diagram of a front view of an intelligent efficient reverse circulation slurry cooling system according to an embodiment;

fig. 2 is a schematic top view of an efficient intelligent reverse circulation slurry cooling system.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, a high-efficiency intelligent reverse circulation slurry cooling system comprises a slurry heat exchange box 1, a heat exchanger 2, a water pump 3, a radiator 4, a compressor 5 and a water tank 6, wherein the upper end of the slurry heat exchange box 1 is of an open type, a plurality of heat exchangers 2 are arranged in the slurry heat exchange box 1, the heat exchangers 2 are communicated with one end of the water pump 3 through pipelines 7, the other end of the water pump 3 is communicated with the water tank 6 through pipelines 7, the compressor 5 is arranged on the water tank 6 and is used for radiating liquid in the water tank 6, and the radiator 4 is arranged at the edge of the upper end of the slurry heat exchange box 1 and is used for radiating air cooling through the pipelines 7 in the slurry heat exchange box. Specifically, when in use, mud is injected into the mud heat exchange box 1, the mud heat exchange box 1 is made of common steel, the cost is low, and the upper end of the mud heat exchange box 1 is open, so that the mud in the mud heat exchange box can perform natural heat dissipation. Further, in order to improve the heat dissipation efficiency of the slurry, a plurality of heat exchangers 2 are vertically installed in the slurry heat exchange box 1, in this embodiment, four groups of heat exchangers 2 are arranged side by side, and the heat dissipation effect on the slurry is excellent due to the fact that the heat dissipation effect is vertical and the contact area between the heat exchangers and the slurry is increased. After the liquid flowing in the heat exchanger 2 exchanges heat with mud, the temperature rises, under the action of the water pump 3, the heat radiator 4 is a fan, the pipeline 7 can be spirally arranged in the heat radiator 4, the heat radiator 4 is started, the pipeline 7 and the liquid carried in the pipeline can be subjected to air cooling heat dissipation, then the liquid returns to the water tank 6, and the liquid in the water tank 6 is cooled by the compressor 5. This design makes mud be in an open mud heat exchange case 1, utilizes heat exchanger 2, and radiator 4 and compressor 5 carry out cooling treatment to the heat transfer liquid who circulates in the pipeline 7 for mud cooling, need not to seal mud in the pipeline and carries out cooling treatment, avoids mud high-speed flow, wearing and tearing equipment, leads to use cost to increase, and the radiating effect is better.

As shown in fig. 1-2, a filter 8 is also communicated with the pipeline 7 between the water pump 3 and the water tank 6. Specifically, a filter 8 is provided for filtering the cooling liquid flowing in the pipe 7, so as to prevent scale in the pipe 7 from falling off and blocking the pipe 7.

As shown in fig. 1-2, the heat exchanger 2 includes a top plate 21, a plurality of hollow tubes 22, a bottom plate 23 and a partition plate 24, two ends of the hollow tubes 22 are respectively communicated with the top plate 21 and the bottom plate 23, gaps exist between two adjacent hollow tubes 22, a water inlet pipe and a water outlet pipe are arranged on the top plate 21, and the partition plate 24 is arranged between the water inlet pipe and the water outlet pipe. Specifically, the water inlet pipe of the cooled liquid containing top plate 21 enters the hollow pipes 22, heat exchange is carried out on the flowing slurry, the hollow pipes 22 are numerous, the contact area with the slurry is large, the heat exchange effect is good, gaps exist between the hollow pipes 22, the resistance to the slurry flowing can be reduced, the hollow pipes 22 located at the center can be fully contacted with the slurry, and the cooling operation on the slurry is completed.

As shown in fig. 1-2, the left and right sides of the mud heat exchange box 1 are respectively provided with a mud inlet 11 and a mud outlet 12, and the bottom of the mud heat exchange box 1 is provided with a drain outlet 13, so that mud in the mud heat exchange box 1 is always in a dynamic state, and the design purpose of cooling the drilling mud in a circulating way is achieved.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. An efficient intelligent reverse circulation slurry cooling system is characterized in that: including mud heat exchange box, heat exchanger, water pump, radiator, compressor and water tank, mud heat exchange box upper end is the open-type, and is a plurality of the heat exchanger is installed in mud heat exchange box, the heat exchanger passes through pipeline and water pump one end intercommunication, and the water pump other end passes through pipeline and water tank intercommunication, the compressor is installed on the water tank for dispel the heat to the liquid in the water tank, the radiator is installed in mud heat exchange box upper end limit portion for carry out the forced air cooling heat dissipation to the pipeline through in it.

2. The efficient and intelligent reverse circulation mud cooling system as set forth in claim 1, wherein: and a filter is also communicated with the pipeline between the water pump and the water tank.

3. The efficient and intelligent reverse circulation mud cooling system as set forth in claim 1, wherein: the heat exchanger comprises a top plate, a plurality of hollow pipes, a bottom plate and a partition plate, wherein two ends of each hollow pipe are respectively communicated with the top plate and the bottom plate, a gap exists between every two adjacent hollow pipes, a water inlet pipe and a water outlet pipe are arranged on the top plate, and the partition plate is arranged between the water inlet pipe and the water outlet pipe.

4. The efficient and intelligent reverse circulation mud cooling system as set forth in claim 1, wherein: the left side and the right side of the mud heat exchange box are respectively provided with a mud inlet and a mud outlet, and the bottom of the mud heat exchange box is provided with a sewage outlet.