Comprehensive power station for petroleum and natural gas drilling machine

Abstract

The utility model relates to a comprehensive power station for an oil and gas drilling machine. The comprehensive power station comprises a main body frame, and a main hydraulic system, a racking platform hydraulic system and a hydraulic oil tank which are arranged in the main body frame, the main hydraulic system and the racking platform hydraulic system are communicated with the hydraulic oil tank, and the main hydraulic system can be communicated with a plurality of drilling platform devices and supply oil to the drilling platform devices; the racking platform hydraulic system can be communicated with racking platform equipment and supply oil to the racking platform equipment. The hydraulic system has the advantages that the main hydraulic system, the racking platform hydraulic system and the hydraulic oil tank are integrated, the structure is reasonable, functions are more complete, the oil supply requirements of multiple drilling platform devices and racking platform devices can be met at the same time, and the hydraulic system has great popularization significance and application prospects.

Description

Technical Field

[0001] The utility model relates to the technical field of oil and gas drilling, in particular to an integrated power station for oil and gas drilling rigs. Background Art

[0002] At present, during the operation of oil and gas drilling rigs, the movement of the drilling rigs, the transmission of the hydraulic winch, the lifting of the derrick, the operation of hydraulic catheads and hydraulic tongs, second-layer platform pipe laying manipulators and other petroleum equipment are inseparable from the conventional power provided by the hydraulic system.

[0003] At present, with the development of oil and gas drilling technology, the second-level platform pipe laying manipulators installed on the second-level platform of the derrick are increasingly used in drilling operations. Traditional oil and gas drilling rigs are equipped with hydraulic stations to supply oil to the equipment on the drilling platform, but traditional hydraulic stations do not take into account the application of second-level platform equipment and cannot meet the oil supply needs of second-level platform equipment.

[0004] Therefore, there is an urgent need for a comprehensive power station for oil and gas drilling rigs that can simultaneously meet the oil supply needs of drilling platform equipment and second-level platform equipment. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides an integrated power station for oil and gas drilling rigs, which solves the technical problem that the prior art cannot meet the oil supply demand of the second-layer platform equipment.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0009] The utility model provides an integrated power station for an oil and gas drilling rig, comprising a main frame, and a main hydraulic system, a second-layer platform hydraulic system and a hydraulic oil tank installed in the main frame; the main hydraulic system and the second-layer platform hydraulic system are connected to the hydraulic oil tank, the main hydraulic system can be connected to a plurality of drilling platform equipment and supply oil to the plurality of drilling platform equipment; the second-layer platform hydraulic system can be connected to the second-layer platform equipment and supply oil to the second-layer platform equipment.

[0010] Optionally, the main hydraulic system includes a first machine pump group, a first high-pressure filter assembly, a first control valve group, a first radiator assembly and a first electronic control box; the oil inlet and oil return port of the first machine pump group are connected to the hydraulic oil tank, the oil outlet of the first machine pump group is connected to the oil inlet of the first high-pressure filter assembly, the oil outlet of the first high-pressure filter assembly is connected to the oil inlet of the first control valve group, the oil outlet of the first control valve group can be connected to the multiple drilling platform equipment, the oil return port of the first control valve group is connected to the oil inlet of the first radiator assembly, and the oil outlet of the first radiator assembly is connected to the hydraulic oil tank; the first electronic control box is connected to the first control valve group.

[0011] Optionally, the first machine pump group includes two first drive motors and two first plunger pumps; the two first drive motors are connected to the two first plunger pumps in a one-to-one transmission manner, the oil inlets and oil return ports of the two first plunger pumps are connected to the hydraulic oil tank, and the oil outlets of the two first plunger pumps are connected to the first high-pressure filter assembly.

[0012] Optionally, the first plunger pump is further provided with a load-sensitive pipeline connected to the first control valve group to detect system pressure.

[0013] Optionally, the first control valve group includes a main control valve and an equipment multi-way valve; the oil outlet of the first high-pressure filter assembly is connected to the main control valve and the equipment multi-way valve, and the equipment multi-way valve is connected to the multiple drilling platform equipment through the main control valve.

[0014] Optionally, the oil inlet of the first pump group is connected to the hydraulic oil tank through a first oil suction filter; the oil outlet of the first radiator assembly is connected to the hydraulic oil tank through a first oil return filter.

[0015] Optionally, the second-level platform hydraulic system includes a second machine pump group, a second high-pressure filter assembly, a second control valve, a second radiator assembly and a second electronic control box; the oil inlet and oil return port of the second machine pump group are connected to the hydraulic oil tank, the oil outlet of the second machine pump group is connected to the oil inlet of the second high-pressure filter assembly, the oil outlet of the second high-pressure filter assembly is connected to the oil inlet of the second control valve, the oil outlet of the second control valve can be connected to the second-level platform equipment, the oil return port of the second control valve is connected to the oil inlet of the second radiator assembly, and the oil outlet of the second radiator assembly is connected to the hydraulic oil tank; the second electronic control box is connected to the second control valve.

[0016] Optionally, the second machine pump group includes two second drive motors and two second piston pumps; the two second drive motors are connected to the two second piston pumps in a one-to-one transmission manner, the oil inlets and oil return ports of the two second piston pumps are connected to the hydraulic oil tank, and the oil outlets of the two second piston pumps are connected to the second high-pressure filter assembly.

[0017] Optionally, the oil inlet of the second pump unit is connected to the hydraulic oil tank through a second oil suction filter; the oil outlet of the second radiator assembly is connected to the hydraulic oil tank through a second oil return filter.

[0018] (III) Beneficial effects

[0019] The beneficial effects of the utility model are:

[0020] The utility model provides an integrated power station for oil and gas drilling rigs, which is designed with a main hydraulic system and a second-layer platform hydraulic system that do not interfere with each other. The two hydraulic systems share a hydraulic oil tank. The main hydraulic system can connect multiple drilling platform equipment and supply oil to multiple drilling platform equipment; the second-layer platform hydraulic system can connect the second-layer platform equipment and supply oil to the second-layer platform equipment. Compared with the prior art, it integrates the main hydraulic system, the second-layer platform hydraulic system and the hydraulic oil tank into one, has a reasonable structure, and more complete functions. It can simultaneously meet the oil supply needs of multiple drilling platform equipment and second-layer platform equipment, and has great promotion significance and application prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of a main view of an integrated power station for oil and gas drilling rigs in a specific embodiment of the utility model;

[0022] Figure 2 It is a side view schematic diagram of an integrated power station for oil and gas drilling rigs in a specific embodiment of the utility model;

[0023] Figure 3 It is a rear view schematic diagram of an integrated power station for oil and gas drilling rigs in a specific embodiment of the utility model;

[0024] Figure 4 It is a front view schematic diagram of the main hydraulic system in a specific embodiment of the utility model;

[0025] Figure 5 It is a side view schematic diagram of the main hydraulic system in a specific embodiment of the utility model;

[0026] Figure 6 It is a front view schematic diagram of the hydraulic system of the second-layer platform in the specific implementation mode of the utility model.

[0027] [Description of Reference Numerals]

[0028] 1: Main frame;

[0029] 2: Hydraulic oil tank;

[0030] 31: first high-pressure filter assembly; 32: first radiator assembly; 33: first electric control box; 34: first drive motor; 35: first plunger pump; 36: main control valve; 37: equipment multi-way valve; 38: first oil suction filter; 39: first return oil filter;

[0031] 41: second high-pressure filter assembly; 42: second control valve; 43: second radiator assembly; 44: second electric control box; 45: second drive motor; 46: second plunger pump; 47: second oil suction filter; 48: second return oil filter. DETAILED DESCRIPTION

[0032] In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail with reference to the accompanying drawings. Although exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a clearer and more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0033] like Figure 1-Figure 3 As shown, this embodiment provides an integrated power station for an oil and gas drilling rig, including a main frame 1, and a main hydraulic system, a second-layer platform hydraulic system and a hydraulic oil tank 2 installed in the main frame 1; the main hydraulic system and the second-layer platform hydraulic system are connected to the hydraulic oil tank 2, and the main hydraulic system can be connected to multiple drilling platform equipment and supply oil to multiple drilling platform equipment; the second-layer platform hydraulic system can be connected to the second-layer platform equipment and supply oil to the second-layer platform equipment.

[0034] Specifically, a main hydraulic system and a second-layer platform hydraulic system are designed so as not to interfere with each other. The two hydraulic systems share a hydraulic oil tank 2. The main hydraulic system can connect multiple drilling platform equipment and supply oil to multiple drilling platform equipment; the second-layer platform hydraulic system can connect the second-layer platform equipment and supply oil to the second-layer platform equipment. Compared with the prior art, it integrates the main hydraulic system, the second-layer platform hydraulic system and the hydraulic oil tank 2 into one, with a reasonable structure and more complete functions. It can meet the oil supply needs of multiple drilling platform equipment and second-layer platform equipment at the same time, and has great promotion significance and application prospects.

[0035] Furthermore, if Figure 1-Figure 5As shown, the main hydraulic system includes a first pump group, a first high-pressure filter assembly 31, a first control valve group, a first radiator assembly 32 and a first electric control box 33; the oil inlet and oil return port of the first pump group are connected to the hydraulic oil tank 2, the oil outlet of the first pump group is connected to the oil inlet of the first high-pressure filter assembly 31, the oil outlet of the first high-pressure filter assembly 31 is connected to the oil inlet of the first control valve group, the oil outlet of the first control valve group can be connected to multiple drilling platform equipment, the oil return port of the first control valve group is connected to the oil inlet of the first radiator assembly 32, and the oil outlet of the first radiator assembly 32 is connected to the hydraulic oil tank 2; the first electric control box 33 is connected to the first control valve group. Specifically, the first pump group and the first high-pressure filter assembly 31 are located below the hydraulic oil tank 2, and the first control valve group and the first radiator assembly 32 are located on the left side of the first pump group. The hydraulic oil in the hydraulic oil tank 2 is sucked by the first pump group and enters the first control valve group through the first high-pressure filter assembly 31, and then the first control valve group supplies oil to multiple drilling platform equipment. The return oil of the drilling platform equipment enters the first radiator assembly 32 through the first control valve group for cooling and then returns to the hydraulic oil tank 2. In this specific embodiment, the oil inlet of the first pump group is connected to the hydraulic oil tank 2 through the first oil suction filter 38; the oil outlet of the first radiator assembly 32 is connected to the hydraulic oil tank 2 through the first return oil filter 39 to ensure the cleanliness of the hydraulic oil.

[0036] Furthermore, if Figure 1-Figure 5 As shown, the first pump group includes two first drive motors 34 and two first plunger pumps 35; the two first drive motors 34 are connected to the two first plunger pumps 35 in a one-to-one transmission manner, the oil inlets and oil return ports of the two first plunger pumps 35 are connected to the hydraulic oil tank 2, and the oil outlets of the two first plunger pumps 35 are connected to the first high-pressure filter assembly 31. The first plunger pump 35 is also provided with a load-sensitive pipeline connected to the first control valve group to detect the system pressure.

[0037] Furthermore, if Figure 2 As shown, the first control valve group includes a main control valve 36 and an equipment multi-way valve 37; the oil outlet of the first high-pressure filter assembly 31 is connected to the main control valve 36 and the equipment multi-way valve 37, and the equipment multi-way valve 37 is connected to multiple drilling platform equipment through the main control valve 36.

[0038] Furthermore, if Figure 1 , Figure 2 and Figure 6As shown, the second-layer platform hydraulic system includes a second machine pump group, a second high-pressure filter assembly 41, a second control valve 42, a second radiator assembly 43 and a second electronic control box 44; the oil inlet and oil return port of the second machine pump group are connected to the hydraulic oil tank 2, the oil outlet of the second machine pump group is connected to the oil inlet of the second high-pressure filter assembly 41, the oil outlet of the second high-pressure filter assembly 41 is connected to the oil inlet of the second control valve 42, the oil outlet of the second control valve 42 can be connected to the second-layer platform equipment, the oil return port of the second control valve 42 is connected to the oil inlet of the second radiator assembly 43, and the oil outlet of the second radiator assembly 43 is connected to the hydraulic oil tank 2; the second electronic control box 44 is connected to the second control valve 42. Specifically, the second pump group and the second high-pressure filter assembly 41 are located below the hydraulic oil tank 2, and the second pump group is located on the left side of the first pump group, the second control valve 42 and the second radiator assembly 43 are located on the left side of the second pump group, the first radiator assembly 32 is also located on the left side of the second pump group, and the second radiator assembly 43 is located above the first radiator assembly 32. The hydraulic oil in the hydraulic oil tank 2 is sucked by the second pump group and enters the second control valve 42 through the second high-pressure filter assembly 41, and the second control valve 42 supplies oil to the second-layer platform equipment. The return oil of the second-layer platform equipment enters the second radiator assembly 43 through the second control valve 42 and returns to the hydraulic oil tank 2 after cooling. In this specific embodiment, the oil inlet of the second pump group is connected to the hydraulic oil tank 2 through the second oil suction filter 47; the oil outlet of the second radiator assembly 43 is connected to the hydraulic oil tank 2 through the second return oil filter 48 to ensure the cleanliness of the hydraulic oil.

[0039] Furthermore, if Figure 1 and Figure 6 As shown, the second machine pump group includes two second drive motors 45 and two second plunger pumps 46; the two second drive motors 45 are connected to the two second plunger pumps 46 in a one-to-one transmission manner, the oil inlets and oil return ports of the two second plunger pumps 46 are connected to the hydraulic oil tank 2, and the oil outlets of the two second plunger pumps 46 are connected to the second high-pressure filter assembly 41.

[0040] In the description of the present utility model, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0041] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] In the present utility model, unless otherwise clearly specified and limited, when a first feature is “on” or “below” a second feature, it may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, when a first feature is “above”, “above” or “above” a second feature, it may be that the first feature is directly above or obliquely above the second feature, or it may simply mean that the first feature is higher in level than the second feature. When a first feature is “below”, “below” or “below” a second feature, it may be that the first feature is directly below or obliquely below the second feature, or it may simply mean that the first feature is lower in level than the second feature.

[0043] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0044] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An integrated power station for oil and gas drilling rigs, characterized in that: It comprises a main frame (1), and a main hydraulic system, a second-layer platform hydraulic system and a hydraulic oil tank (2) installed in the main frame (1); The main hydraulic system and the second-layer platform hydraulic system are connected to the hydraulic oil tank (2), the main hydraulic system can be connected to multiple drilling platform equipment and supply oil to multiple drilling platform equipment; the second-layer platform hydraulic system can be connected to the second-layer platform equipment and supply oil to the second-layer platform equipment; The main hydraulic system comprises a first pump assembly, a first high-pressure filter assembly (31), a first control valve assembly, a first radiator assembly (32) and a first electric control box (33); The oil inlet and oil return port of the first pump group are connected to the hydraulic oil tank (2); the oil outlet of the first pump group is connected to the oil inlet of the first high-pressure filter assembly (31); the oil outlet of the first high-pressure filter assembly (31) is connected to the oil inlet of the first control valve group; the oil outlet of the first control valve group can be connected to the multiple drilling platform equipment; the oil return port of the first control valve group is connected to the oil inlet of the first radiator assembly (32); the oil outlet of the first radiator assembly (32) is connected to the hydraulic oil tank (2); the first electric control box (33) is connected to the first control valve group.

2. The integrated power station for oil and gas drilling rigs according to claim 1, characterized in that: The first motor-pump group comprises two first drive motors (34) and two first plunger pumps (35); The two first drive motors (34) are connected to the two first plunger pumps (35) in a one-to-one transmission manner; the oil inlets and oil return ports of the two first plunger pumps (35) are connected to the hydraulic oil tank (2); and the oil outlets of the two first plunger pumps (35) are connected to the first high-pressure filter assembly (31).

3. The integrated power station for oil and gas drilling rigs according to claim 2, characterized in that: The first plunger pump (35) is also provided with a load-sensing pipeline connected to the first control valve group to detect system pressure.

4. The integrated power station for oil and gas drilling rigs according to claim 1, characterized in that: The first control valve group comprises a main control valve (36) and an equipment multi-way valve (37); The oil outlet of the first high-pressure filter assembly (31) is connected to the main control valve (36) and the equipment multi-way valve (37), and the equipment multi-way valve (37) is connected to the multiple drilling platform equipment through the main control valve (36).

5. The integrated power station for oil and gas drilling rigs according to claim 1, characterized in that: The oil inlet of the first pump unit is connected to the hydraulic oil tank (2) through a first oil suction filter (38); The oil outlet of the first radiator assembly (32) is connected to the hydraulic oil tank (2) via a first oil return filter (39).

6. The integrated power station for oil and gas drilling rigs according to claim 1, characterized in that: The second-level platform hydraulic system comprises a second machine pump group, a second high-pressure filter assembly (41), a second control valve (42), a second radiator assembly (43) and a second electric control box (44); The oil inlet and oil return port of the second pump group are connected to the hydraulic oil tank (2); the oil outlet of the second pump group is connected to the oil inlet of the second high-pressure filter assembly (41); the oil outlet of the second high-pressure filter assembly (41) is connected to the oil inlet of the second control valve (42); the oil outlet of the second control valve (42) can be connected to the second-layer platform equipment; the oil return port of the second control valve (42) is connected to the oil inlet of the second radiator assembly (43); the oil outlet of the second radiator assembly (43) is connected to the hydraulic oil tank (2); the second electric control box (44) is connected to the second control valve (42).

7. The integrated power station for oil and gas drilling rigs according to claim 6, characterized in that: The second machine pump group includes two second drive motors (45) and two second plunger pumps (46); The two second drive motors (45) are connected to the two second piston pumps (46) in a one-to-one transmission manner; the oil inlets and oil return ports of the two second piston pumps (46) are connected to the hydraulic oil tank (2); and the oil outlets of the two second piston pumps (46) are connected to the second high-pressure filter assembly (41).

8. The integrated power station for oil and gas drilling rigs according to claim 6, characterized in that: The oil inlet of the second pump unit is connected to the hydraulic oil tank (2) through a second oil suction filter (47); The oil outlet of the second radiator assembly (43) is connected to the hydraulic oil tank (2) via a second oil return filter (48).

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