Compressor core package assembly, propulsion device and compressor

Abstract

The present invention provides a compressor core package assembly, a propulsion device and a compressor, which relate to the technical field of compressors, and solve the technical problems in the prior art that the workload of pushing or pulling out the movement is large and the operation is inconvenient. The compressor core package assembly includes a movement and a roller group, and the roller group includes an end roller group arranged on the end face of the movement, and a circumferential roller group arranged on the circumference of the movement. The roller group includes rollers, and the rollers can roll on the inner surface of the pressure-bearing casing of the compressor along the axial direction of the pressure-bearing casing and bear the weight of the movement. The compressor core package assembly can roll inward or outward along the axial direction of the pressure-bearing casing under the drive of an external force. The compressor core package assembly of the present invention converts sliding friction into rolling friction by arranging the end roller group and the circumferential roller group, which greatly reduces the resistance, and the end roller group can be removed after being installed in place or after maintenance is completed, and the movement extraction or propulsion process is smooth and reliable, and the operation is simple.

Description

Technical Field

[0001] The present invention relates to the technical field of barrel compressors, and in particular to a compressor core package component, a propulsion device and a compressor. Background Art

[0002] Cylinder compressors are widely used in natural gas pipeline transportation, petroleum, chemical, pharmaceutical and other industries due to their good sealing and strong pressure bearing capacity. They are important power equipment for compressing flammable, explosive, toxic and other special gases. The installation of the unit and the on-site inspection and maintenance require safe, simple, light and convenient operation under the premise of directly disconnecting the drive equipment without moving other equipment and in a limited space.

[0003] The on-site installation implementation process is to connect the process pipeline, align and fix the compressor and driver, and the pressure casing is generally not disassembled. When inspection and maintenance are required, the compressor core package assembly weighing about 7 to 30 tons is directly pulled out or pushed in as a whole. The workload is huge and time-consuming and labor-intensive, and needs to be improved urgently. Summary of the invention

[0004] The object of the present invention is to provide a compressor core package assembly, a propulsion device and a compressor to solve the technical problems in the prior art that the workload of pushing or pulling out the movement is large and the operation is inconvenient. By setting a roller group, sliding friction is converted into rolling friction to reduce resistance, and it is equipped with a propulsion device, so the operation is safe and reliable.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] The present invention provides a compressor core package assembly, comprising a core and a roller assembly, wherein:

[0007] The roller group includes an end roller group arranged on the end surface of the movement, and a circumferential roller group arranged on the circumference of the movement. The roller group includes rollers, which can roll on the inner surface of the pressure-bearing casing of the compressor along the axial direction of the pressure-bearing casing and bear the weight of the movement;

[0008] The compressor core package assembly can roll inward or outward along the axial direction of the pressure casing under the drive of external force. When the compressor core package assembly is located inside the pressure casing, the axis of the core coincides with the axis of the pressure casing.

[0009] As a further improvement of the present invention, each of the roller groups includes two rollers, and the two rollers of the same roller group are symmetrically arranged relative to a vertical plane passing through the axis of the movement, and the angles between the two rollers of each roller group and the axis are the same.

[0010] As a further improvement of the present invention, the end roller assembly is detachably mounted on the lower part of the non-driving end surface of the movement via a mounting plate.

[0011] As a further improvement of the present invention, the mounting plate is in an arc shape, and two frames are symmetrically arranged on the mounting plate. A bearing block is arranged on the frame, and a roller is rotatably connected to the lower part of the bearing block, and a roller adjustment bolt is arranged on the upper part.

[0012] At the same time, the present invention also provides a propulsion device, including the compressor core package assembly, guide rails, hydraulic device and suspension device as described above, and the suspension device is used to lift the compressor core package assembly as a whole.

[0013] As a further improvement of the present invention, the guide rail is an integral guide rail, and a mounting hole is provided at one end of the guide rail close to the pressure-bearing casing, and the guide rail is fastened with a bolt and fixedly connected to the pressure-bearing casing.

[0014] As a further improvement of the present invention, two roller support surfaces are inclinedly arranged on the upper part of the guide rail, and a guide rail adjustment bolt is arranged on the lower part for adjusting the height of the guide rail. A guide rail bracket is arranged below the guide rail adjustment bolt for supporting the guide rail.

[0015] As a further improvement of the present invention, a hydraulic device is provided on the guide rail, and a positioning hole is provided between the two roller support surfaces, and the positioning hole is used to position the stroke column of the hydraulic device during the advancement or withdrawal process.

[0016] As a further improvement of the present invention, the hydraulic device acts on the non-driving end of the movement, pushing forward in the forward direction and withdrawing in the reverse direction.

[0017] At the same time, the present invention also provides a compressor, comprising the propulsion device as described above.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The compressor core package assembly proposed by the present invention converts sliding friction into rolling friction by arranging end roller groups and circumferential roller groups, thereby greatly reducing resistance. Moreover, the end roller groups can be removed after installation or maintenance, and the process of extracting or pushing the core is smooth and reliable, and the operation is simple.

[0020] 2. The propulsion device proposed in the present invention adopts the application design of rollers combined with hydraulic devices, which reduces the requirements for labor and manpower in the installation process, and the whole process is stable and easy to adjust, and the overall propulsion process requires less space.

[0021] 3. The propulsion design of the large barrel compressor of the present invention highlights its convenience and simplicity on the basis of ensuring practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 1 is a schematic diagram of the overall structure of a barrel type compressor provided in an embodiment of the present invention;

[0024] Figure 2 is a schematic structural diagram of a compressor core package assembly proposed in an embodiment of the present invention;

[0025] Figure 3 is a schematic structural diagram of an end roller assembly proposed in an embodiment of the present invention;

[0026] Figure 4 is a schematic diagram of the bottom roller structure proposed in an embodiment of the present invention;

[0027] Figure 5 is a schematic diagram of the guide rail structure proposed in an embodiment of the present invention;

[0028] Figure 6 It is a schematic diagram of the guide rail bracket structure proposed in an embodiment of the present invention.

[0029] In the figure: 1. movement; 2. pressure-bearing casing; 3. guide rail; 301. positioning hole; 302. roller support surface; 303. mounting hole; 4. guide rail bracket; 401. rib plate; 5. end roller group; 501. mounting plate; 502. frame; 503. bearing block; 505. roller adjustment bolt; 6. suspension device; 7. guide rail adjustment bolt; 8. guide rail tightening bolt; 9. circumferential roller group; 901. first circumferential roller group; 902. second circumferential roller group; 903. third circumferential roller group; 10. hydraulic device; 11. roller. DETAILED DESCRIPTION

[0030] To make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the present invention.

[0031] The present invention provides a compressor core package assembly, a propulsion device and a compressor. Figure 1 to Figure 6 The technical solution provided by the present invention is described in more detail.

[0032] like Figure 1 to Figure 6 As shown, a compressor core package assembly provided by an embodiment of the present invention includes a core 1 and a roller assembly.

[0033] Among them, the roller group includes an end roller group 5 arranged on the end face of the movement 1, and a circumferential roller group 9 arranged in the circumferential direction of the movement 1. The roller group includes a roller 11, which can roll on the inner surface of the pressure casing 2 of the compressor along the axial direction of the pressure casing 2 and bear the weight of the movement 1.

[0034] The compressor core package assembly can roll inward or outward along the axial direction of the pressure casing 2 under the drive of external force. When the compressor core package assembly is located inside the pressure casing 2, the axis of the movement 1 coincides with the axis of the pressure casing 2.

[0035] An end roller group 5 is detachably provided at the lower part of the non-driving end surface of the movement 1, and three circumferential roller groups 9 are provided at the bottom of the movement 1, including a first circumferential roller group 901, a second circumferential roller group 902 and a third circumferential roller group 903. Each circumferential roller group 9 is correspondingly arranged in each groove at the bottom of the movement 1.

[0036] The compressor core package assembly proposed by the present invention converts sliding friction into rolling friction by providing an end roller group 5 and a circumferential roller group 9, thereby greatly reducing resistance. In addition, the end roller group 5 can be removed after installation or maintenance, and the process of extracting or pushing the movement is smooth and reliable, and the operation is simple.

[0037] As an optional embodiment, each roller group includes two rollers 11, and the two rollers 11 of the same roller group are symmetrically arranged relative to a vertical plane passing through the axis of the movement 1, and the angles between the two rollers 11 of each roller group and the axis are the same.

[0038] As an optional implementation, the end roller assembly 5 is detachably mounted on the lower portion of the non-driving end surface of the movement 1 via a mounting plate 501 .

[0039] The end roller group 5 is detachably connected to the lower part of the non-driving end surface of the movement 1 through the mounting plate 501. Mounting holes are provided at both ends of the mounting plate 501, and it is fixed and installed by bolts. After being pushed in or pulled out into place, the end roller group 5 is disassembled and put back, so that on-site operation is convenient, the environment is clean, and it is easy to manage.

[0040] The circumferential roller group 9 includes a bracket, a rotating shaft, a roller and a roller. Each circumferential roller group 9 includes two rollers 11. The rollers 11 slide on the guide rail 3 or the inner wall of the pressure-bearing casing 2. The whole process is smooth and easy to adjust.

[0041] As an optional embodiment, the mounting plate 501 is in an arc shape, and two frames 502 are symmetrically arranged on the mounting plate 501. A supporting block 503 is arranged on the frame 502. The supporting block 503 is rotatably connected to the roller 11 at the lower part, and a roller adjustment bolt 505 is arranged at the upper part.

[0042] The bearing block 503 is connected to the frame 502 via a roller adjustment bolt 505 , and the distance between the bearing block 503 and the frame 502 is adjusted to adjust the distance between the roller 11 and the axis of the movement 1 .

[0043] At the same time, the present invention also provides a compressor core propulsion device, including the aforementioned compressor core package assembly, guide rails 3, hydraulic device 10 and suspension device 6, and the suspension device 6 is used to lift the compressor core package assembly as a whole.

[0044] The propulsion device proposed in the present invention adopts the application design of a roller combined with a hydraulic device 10, which reduces the requirements for labor and manpower in the installation process, and the whole process is stable and easy to adjust, and the overall propulsion process requires less space.

[0045] As an optional implementation, the guide rail 3 is an integral guide rail, and a mounting hole 303 is provided at one end of the guide rail 3 close to the pressure-bearing casing 2, and the tightening bolt 8 is fixedly connected to the pressure-bearing casing 2 through the guide rail.

[0046] As an optional embodiment, two roller support surfaces 302 are inclinedly arranged on the upper part of the guide rail 3, and a guide rail adjustment bolt 7 is arranged on the lower part for adjusting the height of the guide rail 3. A guide rail bracket 4 is arranged below the guide rail adjustment bolt 7 for supporting the guide rail 3.

[0047] The guide rail bracket 4 of the present invention is formed by welding steel plates, the upper plane of the bracket is used to support the rail, and the rib plate 401 is welded on the legs of the guide rail bracket 4 to enhance the stability of the bracket. When maintenance and inspection are required, the guide rail bracket is placed on the air intake side of the compressor, installed in place, and can be removed after use to keep the operation site clean and tidy.

[0048] The integrated guide rail 3 of the present invention is connected and fixed to the non-driving end surface of the compressor pressure housing 2 by two bolts, so that the guide rail can be easily and conveniently disassembled and conveniently positioned. The roller support surface 302 is tilted to ensure the stable rolling of the roller 11 in the horizontal direction during the interaction process. Adjustment bolts are arranged under the guide rail for adjusting the height of the guide rail and leveling the machining surface of the guide rail body. The baffle is fixed at both ends and the outside of the guide rail, and the guide rail is fixed by adjusting the top screw.

[0049] As an optional implementation, a hydraulic device 10 is provided on the guide rail 3, and a positioning hole 301 is provided between the two roller support surfaces 302, and the positioning hole 301 is used to position the stroke column of the hydraulic device 10 during the advancement or withdrawal process.

[0050] As an optional embodiment, the hydraulic device 10 acts on the non-driving end of the movement 1, pushing forward in the forward direction and withdrawing in the reverse direction.

[0051] The hydraulic device 10 is used to act on the non-driving end of the compressor, and the compressor is pushed forward in the forward direction and pulled out in the reverse direction. A stroke column is used to fix the positioning of the hydraulic tool in the push-pull stroke. A series of stroke column positioning holes 301 are arranged on the guide rail 3. By adjusting the installation position of the stroke column, the compressor can be pushed in or pulled out step by step.

[0052] The propulsion design of the large cylinder compressor of the present invention not only ensures practicality, but also highlights its convenience and simplicity. The application of the hydraulic device 10 can release the manpower in the previous propulsion process, making the process more convenient and quick.

[0053] The present invention also provides a compressor, comprising the propulsion device as described above.

[0054] All tooling components of the barrel compressor propulsion device proposed by the present invention are installed in place when needed, and can be disassembled and put back after use, so that on-site operation is convenient, the environment is clean, and it is easy to manage. The application design of the roller combined with the hydraulic device reduces the requirements for labor and manpower in the installation process, and the whole process is stable and easy to adjust, and the inner core and the outer cylinder body are easy to align. The roller design at the movement eliminates the design of the external components and the travel guide rail, so that the overall propulsion process requires less space.

[0055] Unless otherwise stated, any technical solution disclosed in the present invention disclosed above, if it discloses a numerical range, then the disclosed numerical range is a preferred numerical range, and any technician in the field should understand that the preferred numerical range is only a numerical value with a more obvious technical effect or representative value among many implementable numerical values. Since there are too many numerical values ​​to be exhaustive, the present invention discloses some numerical values ​​to illustrate the technical solution of the present invention, and the numerical values ​​listed above should not constitute a limitation on the scope of protection of the present invention.

[0056] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by terms such as “upper”, “lower”, “front”, “back”, “left”, “right”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0057] In addition, 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 the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0058] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" 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.

[0059] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0060] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" 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 present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example.

[0061] 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 and the features of the different embodiments or examples described in this specification without contradicting each other.

[0062] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A propulsion device, characterized in that: It comprises a compressor core package assembly, a guide rail (3), a hydraulic device (10) and a suspension device (6), wherein the suspension device (6) is used to hoist the compressor core package assembly as a whole; The compressor core package assembly comprises a core (1) and a roller group, the roller group comprising an end roller group (5) arranged on the end surface of the core (1), and a circumferential roller group (9) arranged in the circumferential direction of the core (1), the roller group comprising a roller (11), the roller (11) being able to roll on the inner surface of a pressure-bearing casing (2) of the compressor along the axial direction of the pressure-bearing casing (2) and bearing the weight of the core (1); The compressor core package assembly can roll inward or outward along the axial direction of the pressure-bearing casing (2) under the drive of an external force, and when the compressor core package assembly is located inside the pressure-bearing casing (2), the axis of the core (1) coincides with the axis of the pressure-bearing casing (2); The end roller assembly (5) is detachably mounted on the lower part of the non-driving end surface of the movement (1) via a mounting plate (501); The mounting plate (501) is in an arc shape, and two frames (502) are symmetrically arranged on the mounting plate (501). A bearing block (503) is arranged on the frame (502). The bearing block (503) is rotatably connected to a roller (11) at the lower part, and a roller adjustment bolt (505) is arranged at the upper part. The circumferential roller group (9) is arranged in a groove at the bottom of the movement (1); The guide rail (3) is an integral guide rail, and a mounting hole (303) is provided at one end of the guide rail (3) close to the pressure-bearing casing (2), and the guide rail is used to fix the tightening bolt (8) to the pressure-bearing casing (2); The guide rail (3) is provided with two roller support surfaces (302) at an angle on the upper part, and a guide rail adjustment bolt (7) is provided on the lower part for adjusting the height of the guide rail (3). A guide rail bracket (4) is provided on the lower part of the guide rail adjustment bolt (7) for supporting the guide rail (3).

2. The propulsion device according to claim 1, characterized in that: Each roller group comprises two rollers (11), and the two rollers (11) of the same roller group are symmetrically arranged relative to a vertical plane passing through the axis of the movement (1), and the angles between the two rollers (11) of each roller group and the axis are the same.

3. The propulsion device according to claim 1, characterized in that: A hydraulic device (10) is arranged on the guide rail (3), and a positioning hole (301) is arranged between the two roller support surfaces (302). The positioning hole (301) is used to position the travel column of the hydraulic device (10) during the advancement or withdrawal process.

4. The propulsion device according to claim 3, characterized in that: The hydraulic device (10) acts on the non-driving end of the movement (1), pushing forward in the forward direction and withdrawing in the reverse direction.

5. A compressor, characterized in that: Comprising a propulsion device as described in any one of claims 1-4.

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