Gravity center adjusting device and compressor assembly

Abstract

The utility model provides a gravity center adjusting device and a compressor assembly, a compressor comprises a barrel, machine feet arranged around the barrel and foot pads located below the machine feet, the machine feet are connected with the foot pads through bolts and nuts, the nuts are located above the machine feet, the device comprises a straightener, the straightener surrounds the barrel, and the straightener is connected with the machine feet through bolts and nuts. The straightener comprises a clamping part and a height adjusting part, the clamping part is used for clamping the cylinder body, and the height adjusting part is used for adjusting the height of the clamping part so as to adjust the gap between the machine leg and the nut. According to the gravity center adjusting device and the straightener, the compressor barrel is clamped through the clamping part, the height of the clamping part is adjusted through the height adjusting part, and then the height of the barrel and the height of the machine leg are adjusted, so that the assembling gap between the machine leg and the nut is adjusted, the assembling gap between the foot pad and the nut meets the assembling requirement, and the assembling efficiency is improved. The purpose of reducing vibration and noise of the compressor during operation is achieved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of compressors, and particularly relates to a gravity center adjusting device and a compressor assembly. BACKGROUND

[0002] In the assembly process of the existing compressor, the machine leg and the foot pad are usually fixed by bolts and nuts. However, the assembly gap between the nut and the foot pad is usually difficult to guarantee. When the assembly gap between the nut and the foot pad is too large, the fastening force of the compressor is small, which easily leads to large vibration of the compressor during operation. When the assembly gap between the nut and the foot pad is too small, the vibration conduction rate of the machine leg to the foot pad is high. CONTENT OF THE UTILITY MODEL

[0003] The application provides a gravity center adjusting device and a compressor assembly to solve the problem that the existing compressor is only fixed by bolts and nuts, and the assembly gap between the nut and the machine leg is difficult to guarantee.

[0004] The application provides a gravity center adjusting device applied to a compressor. The compressor comprises a cylinder, a machine leg arranged around the cylinder, and a foot pad located below the machine leg. The machine leg is connected with the foot pad by bolts and nuts. The nut is located above the machine leg. The device comprises:

[0005] A corrector surrounds the cylinder. The corrector comprises a clamping part and a height adjusting part. The clamping part is used for clamping the cylinder. The height adjusting part is used for adjusting the height of the clamping part to adjust the gap between the foot pad and the nut.

[0006] Optionally, the corrector further comprises a base. The base is located on the circumferential side of the cylinder. The height adjusting part comprises:

[0007] A height adjusting block is provided with the clamping part.

[0008] A lifting rod is arranged in the height adjusting block and movably connected with the base. The lifting rod is used for driving the height adjusting block to lift.

[0009] Optionally, the height adjusting block is at least partially abutted against one side of the machine leg facing the foot pad.

[0010] Optionally, the corrector further comprises a horizontal adjusting part. The horizontal adjusting part is slidingly arranged on the base to move away from or close to the cylinder. The lifting rod is arranged in the height adjusting block and the horizontal adjusting part to drive the height adjusting block to slide along with the horizontal adjusting part, so as to adjust the distance between the clamping part and the cylinder.

[0011] Optionally, the horizontal adjusting part comprises a horizontal adjusting block, the horizontal adjusting block is in sliding connection with the base, the lifting rod is in threaded connection with the height adjusting block, and one end of the lifting rod is in rotary connection with the horizontal adjusting block, the lifting rod is used to rotate relative to the horizontal adjusting block to drive the height adjusting block to lift relative to the horizontal adjusting block.

[0012] Optionally, a slide channel is arranged in the base, the slide channel extends towards the direction close to or away from the cylinder, and the horizontal adjusting block is in sliding installation in the slide channel.

[0013] Optionally, the horizontal adjusting part further comprises a handle, one end of the handle is connected with the horizontal adjusting block, and the other end of the handle is arranged outside the base.

[0014] Optionally, an arc-shaped clamping surface is arranged on the side of the clamping part close to the cylinder, and the arc-shaped clamping surface is matched with the cylinder.

[0015] Optionally, the feet are distributed on the periphery of the cylinder, and one of the correctors is arranged between each adjacent two feet.

[0016] The embodiment of the present application further provides a compressor assembly, comprising:

[0017] The compressor comprises a cylinder, a foot arranged around the cylinder, and a foot pad arranged below the foot, the foot is connected with the foot pad through a bolt and a nut, and the nut is arranged above the foot.

[0018] The gravity center adjusting device as described above.

[0019] The gravity center adjusting device provided by the embodiment of the present application, the corrector clamps the cylinder of the compressor through the clamping part, adjusts the height of the clamping part through the height adjusting part, and then adjusts the height of the cylinder, so as to adjust the height of the foot, to realize the adjustment of the assembly gap between the foot pad and the nut, so that the assembly gap between the foot pad and the nut meets the assembly requirement, and the purpose of reducing the vibration and noise of the compressor during operation is achieved. That is, the foot is first fixed on the foot pad through the bolt and the nut, and then the assembly gap between the foot pad and the nut is fine-tuned through the corrector, so that the assembly gap between the foot pad and the nut meets the assembly requirement, and the vibration and noise are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0021] For a more complete understanding of the present application and the advantages thereof, reference is now made to the following descriptions taken in connection with the accompanying drawings in which:

[0022] Figure 1 The use schematic view of the gravity center adjusting device provided by the embodiment of the present application.

[0023] Figure 2 The Figure 1 The local enlarged view at A in the figure.

[0024] Figure 3 The structure schematic view of the gravity center adjusting device provided by the embodiment of the present application.

[0025] Marked explanation:

[0026] 1, base;

[0027] 2, clamping part; 21, arc clamping surface;

[0028] 3, height adjusting part; 31, height adjusting block; 32, lifting rod;

[0029] 4, horizontal adjusting part; 41, horizontal adjusting block; 42, handle;

[0030] 5, compressor; 51, cylinder; 52, machine foot;

[0031] 6, nut;

[0032] 7, fixed plate. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be described clearly and completely below in connection with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the person skilled in the art without making creative labor, belong to the scope of protection of the present application.

[0034] In the description of the application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0035] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected or can communicate with each other; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication or interaction relationship of two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0036] In the present application, unless otherwise explicitly specified and limited, the "upper" or "lower" of the first feature to the second feature can include the direct contact of the first and second features, or the contact of the first and second features through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include the first feature above and obliquely above the second feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature to the second feature include the first feature below and obliquely below the second feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0037] The following disclosure provides many different embodiments, or examples, for implementing different structures of the present application. For the purpose of simplifying the present application, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present application. In addition, the present application can repeatedly refer to numbers and / or letters in different examples, and such repetition is for the purpose of simplification and clarity, which does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the present application provides examples of various specific processes and materials, but those skilled in the art can realize the application of other processes and / or the use of other materials.

[0038] The embodiment of the present application provides a gravity adjustment device and a compressor assembly to solve the problem that the gap between the existing compressor nut and the foot pad is difficult to guarantee during assembly. The following will be described with reference to the accompanying drawings.

[0039] The gravity adjustment device provided by the embodiment of the present application, please refer to Figure 1 and Figure 2 , Figure 1 the use schematic diagram of the gravity adjustment device provided by the embodiment of the present application, Figure 2 is Figure 1 A local enlarged view of part A in FIG. 5, which is applied to a compressor 5, the compressor 5 includes a cylinder body 51, a machine foot 52 arranged around the cylinder body 51, and a foot pad below the machine foot 52, the machine foot 52 is connected with the foot pad (not shown in the figure) through bolts and nuts 6. The device also includes a corrector, the corrector surrounds the cylinder body 51, the corrector includes a clamping part 2 and a height adjusting part 3, the clamping part 2 is used to clamp the cylinder body 51, and the height adjusting part 3 is used to adjust the height of the clamping part 2, so as to adjust the gap between the foot pad and the nut 6.

[0040] The gravity adjustment device provided by the embodiment of the present application, the corrector clamps the cylinder body 51 of the compressor 5 through the clamping part 2, and adjusts the height of the clamping part 2 through the height adjusting part 3, and then adjusts the height of the machine foot 52 by adjusting the height of the cylinder body 51, so as to adjust the assembly gap between the foot pad and the nut 6, so that the assembly gap between the foot pad and the nut 6 meets the assembly requirements, and the purpose of reducing the vibration and noise of the compressor 5 during operation is achieved. That is, the machine foot 52 is fixed on the foot pad through the bolts and the nuts 6, and then the assembly gap between the foot pad and the nut 6 is fine-tuned through the corrector, so that the assembly gap between the foot pad and the nut 6 meets the assembly requirements, and then the vibration and noise are reduced.

[0041] It can be understood that the foot pad herein can also be replaced by other bases suitable for installing the compressor 5, which will not be further exemplified here.

[0042] In some examples, the assembly gap between the foot pad and the nut 6 is required to be 0.5mm to 2mm. By reserving a suitable assembly gap, a part of the vibration can be absorbed, the noise and vibration transmission can be reduced; the error caused by the machining precision, installation error and other factors can be compensated, ensuring the smooth installation of the compressor 5; the space for thermal expansion can be provided, avoiding the stress concentration caused by expansion; the suitable assembly gap makes it more convenient to maintain and adjust the compressor 5, for example, if the levelness of the compressor 5 needs to be adjusted or the gasket needs to be replaced, the suitable assembly gap makes these operations easier to perform; the stress borne by the fastener can be reduced, thereby reducing the risk of loosening; the elasticity and support force of the gasket can be ensured after being fastened.

[0043] Optionally, the corrector further comprises a base 1 located at the periphery of the cylinder 51, and the height adjusting part 3 comprises a height adjusting block 31 and a lifting rod 32. The height adjusting block 31 is provided with the clamping part 2; the lifting rod 32 is arranged in the height adjusting block 31 and movably connected with the base 1, and the lifting rod 32 is used to drive the height adjusting block 31 to lift or lower.

[0044] That is, the base 1 provides a movable basis for the lifting rod 32, and through the movable connection of the lifting rod 32 with the base 1, the height adjusting block 31 is driven to rise or lower relative to the base 1, and the clamping part 2 is arranged on the height adjusting block 31, so that the clamping part 2 rises or lowers together with the height adjusting block 31, thereby driving the cylinder 51 of the compressor 5 to lift or lower, so as to adjust the assembly gap between the foot pad and the nut 6.

[0045] Optionally, the height adjusting block 31 is at least partially abutted against one side of the foot 52 facing the foot pad. Therefore, when the height adjusting block 31 is raised, the foot 52 is also lifted, further improving the clamping force of the corrector on the compressor 5 and ensuring the stability of the clamping of the corrector and the compressor 5.

[0046] Further, one side of the height adjusting block 31 facing the cylinder 51 is provided with an arc-shaped clamping surface 21, which is conformally matched with the side wall of the cylinder 51. Therefore, the arc-shaped clamping surface 21 of the height adjusting block 31 can also clamp the cylinder 51 at the side of the cylinder 51, further improving the clamping force of the corrector on the compressor 5 and ensuring the stability of the clamping of the corrector and the compressor 5.

[0047] Optionally, referring to Figure 3 , Figure 3 The structure schematic diagram of the gravity center adjusting device provided by the embodiment of the present application, the corrector further comprises a horizontal adjusting part 4, the horizontal adjusting part 4 is slidingly arranged on the base 1 to move away from or close to the cylinder 51, and the lifting rod 32 is arranged in the height adjusting block 31 and the horizontal adjusting part 4 to drive the height adjusting block 31 to slide together with the horizontal adjusting part 4, thereby adjusting the distance between the clamping part 2 and the cylinder 51.

[0048] That is, by sliding the horizontal adjusting part 4 to adjust the distance between the horizontal adjusting part 4 and the cylinder 51, the distance between the clamping part 2 and the cylinder 51 and the clamping force can be adjusted. When the outer diameter of the cylinder 51 of different compressors 5 is different, the corrector base 1 does not need to be moved, the horizontal adjusting part 4 is directly slid, the relative position between the clamping part 2 and the cylinder 51 is adjusted, so that the clamping part 2 is suitable for clamping the cylinder 51 of this type of size, and the adjustment operation is time-saving and labor-saving.

[0049] Optionally, the horizontal adjusting part 4 comprises a horizontal adjusting block 41, the horizontal adjusting block 41 is in sliding connection with the base 1, the lifting rod 32 is in threaded connection with the height adjusting block 31, and one end of the lifting rod 32 is in rotary connection with the horizontal adjusting block 41. The lifting rod 32 is used for rotating relative to the horizontal adjusting block 41 to drive the height adjusting block 31 to rise or fall relative to the horizontal adjusting block 41. That is, by rotating the lifting rod 32, the height adjusting block 31 is made to rise or fall along the lifting rod 32 by using the threaded connection characteristics of the lifting rod 32 and the height adjusting block 31, so as to realize the height adjustment of the height adjusting block 31. Specifically, the height adjusting block 31 can be provided with a threaded hole, and an outer threaded rod segment of the lifting rod 32 is provided with an outer thread. The outer threaded rod segment is in threaded connection with the threaded hole of the height adjusting block 31 for transmission.

[0050] Optionally, the base 1 is provided with a slide channel extending towards the cylinder 51 or away from the cylinder 51, and the horizontal adjusting block 41 is slidably installed in the slide channel. The slide channel provides sliding and guiding structure for the horizontal adjusting block 41 and limits the sliding direction of the horizontal adjusting block 41. In some examples, the slide channel can be arranged on the side of the base 1 facing the horizontal adjusting block 41; in other examples, the slide channel can be arranged inside the base 1.

[0051] Optionally, the horizontal adjusting part 4 further comprises a handle 42, one end of the handle 42 is connected with the horizontal adjusting block 41, and the other end of the handle 42 extends outside the base 1. When the horizontal adjusting part 4 needs to be slid, the handle 42 can be directly pushed or pulled, thereby providing a force structure for the external force of the horizontal adjusting part 4 to achieve the effect of saving labor. The shape and structure of the handle 42 are not limited further herein.

[0052] Optionally, the side of the clamping part 2 facing the cylinder 51 is provided with an arc-shaped clamping surface 21 matched with the cylinder 51. As a specific embodiment, the clamping part 2 can be a clamping plate extending in the vertical direction to the side away from the height adjusting block 31, and the side of the clamping plate facing the cylinder 51 is provided with the arc-shaped clamping surface 21. By arranging the clamping plate extending in the vertical direction, the stability of the clamping of the corrector to the cylinder 51 is further improved.

[0053] Optionally, the feet 52 are provided in plurality and are spaced apart around the cylinder 51, and each adjacent two feet 52 are provided with a corrector. In some examples, the feet 52 are three in number, and the correctors are two in number, and the bases 1 of the two correctors are integrally formed into a base structure with an included angle, wherein the two correctors are oppositely arranged, and by adjusting the relative positions between the pair of correctors and the cylinder 51, the vertical state of the cylinder 51 can be better ensured, and the inclination of the cylinder 51 can be avoided, and the stability of the center of gravity of the cylinder 51 can be ensured.

[0054] By providing each adjacent two feet 52 with a corrector, the adjustment performance of the center of gravity adjustment device is improved, and according to the installation condition of the compressor 5, the corresponding corrector is adjusted, so that the gap between each foot pad and the corresponding nut is the same, and the vertical state of the cylinder 51 is ensured.

[0055] The embodiment of the present application also provides a compressor assembly, which comprises the compressor 5 and the center of gravity adjustment device as described above. The compressor 5 comprises the cylinder 51, the feet 52 arranged around the cylinder 51, and the foot pads below the feet 52, and the feet 52 are connected with the foot pads through the bolts and the nuts 6; the center of gravity adjustment device comprises the correctors, the correctors surround the cylinder 51, the correctors comprise the clamping portions 2 and the height adjustment portions 3, the clamping portions 2 are used for clamping the cylinder 51, and the height adjustment portions 3 are used for adjusting the height of the clamping portions 2, so as to adjust the gap between the foot pads and the nuts 6.

[0056] Reference Figure 1 It can be understood that the compressor assembly of the present application is also mounted on the fixing plate 7, so as to facilitate the adjustment of the compressor assembly.

[0057] The compressor assembly provided by the embodiment of the present application, the center of gravity adjustment device clamps the cylinder 51 of the compressor 5 through the clamping portions 2 of the correctors, and adjusts the height of the clamping portions 2 through the height adjustment portions 3, and then adjusts the height of the cylinder 51 and the feet 52, so as to adjust the assembly gap between the foot pads and the nuts 6, so that the assembly gap between the foot pads and the nuts 6 meets the assembly requirement, and the purpose of reducing the vibration and noise of the compressor 5 during operation is achieved. That is, the feet 52 are first fixed on the foot pads through the bolts and the nuts 6, and then the assembly gap between the foot pads and the nuts 6 is fine adjusted through the correctors, so that the assembly gap between the foot pads and the nuts 6 meets the assembly requirement, and then the vibration and noise are reduced.

[0058] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0059] The gravity center adjusting device and the compressor assembly provided by the embodiments of the present application are described in detail above, and the principles and implementation manners of the present application are described by using specific examples in this paper. The above description of the embodiments is only used to help understand the method of the present application and its core idea. Meanwhile, for those skilled in the art, according to the idea of the present application, the specific implementation manners and application ranges will be changed, and the above description of the embodiments should not be understood as a limitation on the present application.

Claims

1. A center of gravity adjusting device applied to a compressor, the compressor comprising a cylinder, a foot surrounding the cylinder, and a foot pad located below the foot, the foot being connected with the foot pad through a bolt and a nut, the nut being located above the foot, characterized in that, The device comprises: a corrector surrounding the cylinder, the corrector comprising a clamping part for clamping the cylinder and a height adjusting part for adjusting the height of the clamping part to adjust the gap between the foot pad and the nut.

2. The center of gravity adjustment device of claim 1, wherein The corrector further comprises a base located on the circumferential side of the cylinder, and the height adjusting part comprises: a height adjusting block provided with the clamping part; a lifting rod penetrating the height adjusting block and movably connected with the base, the lifting rod being used to drive the height adjusting block to lift.

3. The center of gravity adjustment device of claim 2, wherein, The height adjusting block at least partially abuts against the side of the machine foot facing the foot pad.

4. The center of gravity adjustment device of claim 2, wherein The corrector further comprises a horizontal adjusting part slidingly arranged on the base to move away from or close to the cylinder, and the lifting rod penetrates the height adjusting block and the horizontal adjusting part to drive the height adjusting block to slide with the horizontal adjusting part to adjust the distance between the clamping part and the cylinder.

5. The center of gravity adjustment device of claim 4, wherein, The horizontal adjusting part comprises a horizontal adjusting block slidingly connected with the base, the lifting rod is threadedly connected with the height adjusting block, and one end of the lifting rod is rotatably connected with the horizontal adjusting block, the lifting rod being used to rotate relative to the horizontal adjusting block to drive the height adjusting block to lift relative to the horizontal adjusting block.

6. The center of gravity adjustment device of claim 5, wherein, The base is provided with a slide extending towards the direction of moving away from or close to the cylinder, and the horizontal adjusting block is slidingly installed on the slide.

7. The center of gravity adjustment device of claim 5, wherein The horizontal adjusting part further comprises a handle, one end of the handle being connected with the horizontal adjusting block and the other end of the handle extending outside the base.

8. The center of gravity adjustment device of claim 1, wherein, The side of the clamping part facing the cylinder is provided with an arc-shaped clamping surface matching the cylinder.

9. The center of gravity adjustment device of claim 1, wherein, The machine foot comprises a plurality of machine feet distributed on the circumferential side of the cylinder at intervals, and one corrector is arranged between each adjacent two machine feet.

10. A compressor assembly characterized by, The device comprises: a compressor comprising a cylinder, a machine foot surrounding the cylinder, and a foot pad located below the machine foot, the machine foot being connected with the foot pad through bolts and nuts, and the nuts being located above the machine foot; The device for adjusting the center of gravity according to any one of claims 1-9.

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