A pressure cooler for drilling oil tank

Abstract

The present invention discloses a pressure cooler for drilling oil tank, comprising a cooler upper cover, a copper tube cooling pipe and a cooler shell wall, a connecting flange is arranged on the outer side below the cooler upper cover, and a liquid inlet cavity is arranged above the middle of the cooler upper cover, the connecting flange arranged on the outer side of the cooler upper cover is fixed to the cooler shell wall by bolts, the copper tube liquid inlet pipe is connected to the copper tube cooling pipe, and the copper tube cooling pipe is connected to the copper tube liquid outlet pipe, the copper tube liquid outlet pipe is connected to the copper tube liquid outlet pipe connector arranged below the liquid outlet cavity, a liquid inlet is provided above the liquid inlet cavity, and a liquid outlet is provided above the liquid outlet cavity. The pressure cooler for drilling oil tank adopts ten groups of copper tube cooling pipes stacked together, the heat exchange length of the heat exchange cooling pipe is short, the heat exchange of the radiator is improved, the cooling effect of the heat exchanger is guaranteed, the liquid can be cooled better, and the development of the cooler industry is promoted.

Description

Technical Field

[0001] The invention relates to the technical field of coolers, in particular to a pressure cooler for a drilling oil tank. Background Art

[0002] The cooling pipe arranged inside the existing cooler for drilling oil tank is an integral structure, and the heat exchange length is long, so that the rear part of the heat exchange pipe has no cooling effect, which affects the use effect of the cooler.

[0003] In order to solve the shortcomings existing in the current market, it is urgent to improve the technology of cooling devices so as to better cool the liquid and promote the development of the cooler industry. Summary of the invention

[0004] The object of the present invention is to provide a pressure cooler for a drilling oil tank, so as to solve the problem proposed in the above background technology that the cooling pipe arranged inside the existing cooler for a drilling oil tank is an integral structure and the heat exchange length is long, so that the rear part of the heat exchange pipe has no cooling effect, thereby affecting the use effect of the cooler.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: comprising a cooler upper cover (1), a copper tube cooling tube (3), a cooler shell wall (4), and a cooler head (15), wherein a connecting flange (5) is arranged on the lower outer side of the cooler upper cover (1), and a liquid inlet cavity (10) is arranged on the upper middle part of the cooler upper cover (1), a liquid outlet cavity (7) is arranged on the cooler upper cover (1) in front of the liquid inlet cavity (10), and the right side of the cooler upper cover (1) is connected to a liquid inlet (6), the connecting flange (5) arranged on the outer side of the cooler upper cover (1) is fixed to the cooler shell wall (4) by bolts, and the cooler A liquid outlet (15) is provided at the bottom of the shell wall (4). A copper tube liquid inlet pipe connector (11) is provided at the bottom of the liquid inlet cavity (10), and the copper tube liquid inlet pipe connector (11) is connected to the copper tube liquid inlet pipe (2). The copper tube liquid inlet pipe (2) is connected to the copper tube cooling pipe (3), and the copper tube cooling pipe (3) is connected to the copper tube liquid outlet pipe (12). The copper tube liquid outlet pipe (12) is connected to a copper tube liquid outlet pipe connector (13) provided at the bottom of the liquid outlet cavity (7). A liquid inlet port (9) is provided above the liquid inlet cavity (10), and a liquid outlet port (8) is provided above the liquid outlet cavity (7).

[0006] Preferably, the middle portion of the cooler upper cover is an upwardly convex arc structure, and the liquid inlet cavity and the liquid outlet cavity provided on the cooler upper cover are both semicircular structures, and both the liquid outlet cavity and the liquid inlet cavity are hollow structures.

[0007] Preferably, the cooler upper cover and cooler shell wall are both made of stainless steel, and ten groups of copper tube cooling pipes are wrapped inside the cooler shell wall. At the same time, the ten groups of copper tube cooling pipes are stacked up and down, and the copper tube cooling pipes are wound to form a barrel-shaped structure.

[0008] Preferably, the copper tube liquid inlet pipe connected to the copper tube cooling pipe and the copper tube liquid inlet pipe connector is arranged outside the barrel-shaped structure, and the copper tube liquid outlet pipe connected to the copper tube cooling pipe and the copper tube liquid outlet pipe connector is arranged inside the barrel-shaped structure.

[0009] Preferably, the cooler shell wall is a hollow cylindrical structure, and the inner diameter of the cooler shell wall is larger than the diameter of the copper tube cooling pipe, while the length of the barrel-shaped structure formed by the copper tube cooling pipe is smaller than the length of the cooler shell wall.

[0010] Preferably, copper tube liquid inlet pipe connectors are evenly arranged below the liquid inlet cavity, and copper tube liquid outlet pipe connectors are evenly arranged below the liquid outlet cavity, and there are ten groups of copper tube liquid inlet pipe connectors and copper tube liquid outlet pipe connectors.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows: the pressure cooler for the drilling oil tank has a reasonable structure, and ten groups of copper tube cooling tubes are stacked together. After the oil in the oil tank enters the copper tube, heat exchange is performed with the liquid in the shell wall. The copper tube liquid inlet pipe is arranged on the outside of the copper tube cooling tube. The ten groups of copper tubes enter from the upper cover and flow out through the upper cover, which prolongs the cooling time, can withstand high pressure, and can better stabilize the oil temperature. The liquid in the shell wall can be recycled as a flushing liquid, which can avoid the waste of a large amount of water. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the front view installation of the structure of the present invention;

[0013] Figure 2 This is a schematic top view of the upper cover of the cooler structure of the present invention;

[0014] Figure 3 It is a bottom view schematic diagram of the upper cover of the cooler structure of the present invention.

[0015] In the figure: 1. cooler upper cover, 2. copper tube liquid inlet pipe, 3. copper tube cooling pipe, 4. cooler shell wall, 5. connecting flange, 6. liquid inlet, 7. liquid outlet cavity, 8. liquid outlet, 9. liquid inlet, 10. liquid inlet cavity, 11. copper tube liquid inlet pipe connector, 12. copper tube liquid outlet pipe, 13. copper tube liquid outlet pipe connector, 14. liquid outlet, 15. cooler head. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1 —3, the present invention provides a technical solution: a pressure cooler for a drilling oil tank, comprising a cooler cover 1, a copper tube cooling tube 3, a cooler shell wall 4, and a cooler head (15), a connecting flange 5 is arranged on the lower outer side of the cooler cover 1, and a liquid inlet cavity 10 is arranged above the middle of the cooler cover 1, a liquid outlet cavity 7 is arranged on the cooler cover 1 in front of the liquid inlet cavity 10, and a liquid inlet 6 is connected to the right side of the cooler cover 1, the middle part of the cooler cover 1 is an arc-shaped structure convex upward, and the cooler cover 1 is provided with The liquid inlet cavity 10 and the liquid outlet cavity 7 are both semicircular structures, and the liquid outlet cavity 7 and the liquid inlet cavity 10 are both hollow structures. Copper tube liquid inlet pipe connectors 11 are evenly provided below the liquid inlet cavity 10, and copper tube liquid outlet pipe connectors 13 are evenly provided below the liquid outlet cavity 7. At the same time, there are ten groups of copper tube liquid inlet pipe connectors 11 and copper tube liquid outlet pipe connectors 13. The cooler upper cover 1 and the cooler shell wall 4 are both made of stainless steel, and ten groups of copper tube cooling tubes 3 are wrapped inside the cooler shell wall 4. At the same time, the ten groups of copper tube cooling tubes 3 are stacked up and down, and The barrel-shaped structure is formed by winding the copper tube cooling tube 3, the copper tube liquid inlet pipe 2 connected to the copper tube cooling tube 3 and the copper tube liquid inlet pipe connector 11 is arranged outside the barrel-shaped structure, and the copper tube liquid outlet pipe 12 connected to the copper tube cooling tube 3 and the copper tube liquid outlet pipe connector 13 is arranged inside the barrel-shaped structure, the connecting flange 5 arranged on the outside of the cooler upper cover 1 is fixed to the cooler shell wall 4 by bolts, the cooler shell wall 4 is a hollow cylindrical structure, and the inner diameter of the cooler shell wall 4 is larger than the diameter of the copper tube cooling tube 3, and the copper tube cooling tube 3 is The length of the barrel-shaped structure is smaller than the length of the cooler shell wall 4, and a copper tube liquid inlet pipe connector 11 is opened at the lower part of the liquid inlet cavity 10, and the copper tube liquid inlet pipe connector 11 is connected with the copper tube liquid inlet pipe 2, the copper tube liquid inlet pipe 2 is connected with the copper tube cooling pipe 3, and the copper tube cooling pipe 3 is connected with the copper tube liquid outlet pipe 12, the copper tube liquid outlet pipe 12 is connected with the copper tube liquid outlet pipe connector 13 arranged at the lower part of the liquid outlet cavity 7, a liquid inlet port 9 is opened above the liquid inlet cavity 10, and a liquid outlet port 8 is opened above the liquid outlet cavity 7.

[0018] Working principle: when using the pressure cooler for drilling oil tank, first, a copper tube cooling tube 3 is arranged inside the cooler shell wall 4. The copper tube cooling tube 3 is a barrel-shaped structure formed by winding ten copper tubes. Ten groups of copper tube cooling tubes 3 are connected in sequence through the external copper tube liquid inlet tube 2 and the ten groups of copper tube liquid inlet tube connectors 11 arranged inside the liquid inlet cavity 10. The copper tube liquid outlet pipes 12 arranged inside the ten copper tube cooling tubes 3 are connected in sequence with the ten groups of copper tube liquid outlet pipe connectors 13. The oil in the drilling oil tank flows into the copper tube liquid inlet pipe connector 11 through the liquid inlet cavity 7. After heat exchange with the coolant in the shell wall, the oil temperature becomes lower, and the oil flows out from the copper tube liquid outlet pipe connector 13. The coolant in the shell wall flows in from the liquid inlet 6 and flows out from the liquid outlet 14. This is the entire working process of the pressure cooler for drilling oil tank.

[0019] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure cooler for a drilling oil tank, comprising a cooler upper cover (1), a copper tube cooling pipe (3), a cooler shell wall (4) and a cooler head (15), characterized in that: A connecting flange (5) is provided on the lower outer side of the cooler upper cover (1), and a liquid inlet cavity (10) is provided on the upper middle part of the cooler upper cover (1). A liquid outlet cavity (7) is provided on the cooler upper cover (1) in front of the liquid inlet cavity (10), and a liquid inlet (6) is connected to the right side of the cooler upper cover (1). The connecting flange (5) provided on the outer side of the cooler upper cover (1) is fixed to the cooler shell wall (4) by bolts. A liquid outlet (14) is provided at the bottom of the cooler shell wall (4). A copper tube liquid inlet pipe connector (11) is provided on the side, and the copper tube liquid inlet pipe connector (11) is connected to the copper tube liquid inlet pipe (2), the copper tube liquid inlet pipe (2) is connected to the copper tube cooling pipe (3), and the copper tube cooling pipe (3) is connected to the copper tube liquid outlet pipe (12), the copper tube liquid outlet pipe (12) is connected to a copper tube liquid outlet pipe connector (13) provided below the liquid outlet cavity (7), a liquid inlet port (9) is provided above the liquid inlet cavity (10), and a liquid outlet port (8) is provided above the liquid outlet cavity (7); The cooler upper cover (1) and the cooler shell wall (4) are both made of stainless steel, and the cooler shell wall (4) is internally wrapped with ten groups of copper tube cooling pipes (3), and the ten groups of copper tube cooling pipes (3) are stacked up and down, and the copper tube cooling pipes (3) are wound to form a barrel-shaped structure; The copper tube liquid inlet pipe (2) connected to the copper tube cooling pipe (3) and the copper tube liquid inlet pipe connector (11) is arranged outside the barrel-shaped structure, and the copper tube liquid outlet pipe (12) connected to the copper tube cooling pipe (3) and the copper tube liquid outlet pipe connector (13) is arranged inside the barrel-shaped structure; Copper tube liquid inlet pipe connectors (11) are evenly arranged below the liquid inlet cavity (10), and copper tube liquid outlet pipe connectors (13) are evenly arranged below the liquid outlet cavity (7), and there are ten sets of copper tube liquid inlet pipe connectors (11) and copper tube liquid outlet pipe connectors (13).

2. A pressure cooler for a drilling oil tank according to claim 1, characterized in that: The middle portion of the cooler upper cover (1) is an upwardly convex arc-shaped structure, and the liquid inlet cavity (10) and the liquid outlet cavity (7) provided on the cooler upper cover (1) are both semicircular structures, and the liquid outlet cavity (7) and the liquid inlet cavity (10) are both hollow structures.

3. The pressure cooler for a drilling oil tank according to claim 1, characterized in that: The cooler shell wall (4) is a hollow cylindrical structure, and the inner diameter of the cooler shell wall (4) is greater than the diameter of the copper tube cooling pipe (3), while the length of the barrel-shaped structure formed by the copper tube cooling pipe (3) is less than the length of the cooler shell wall (4).

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