Mounting structure suitable for shaft-mounted compressor and method thereof

Abstract

The invention discloses a mounting structure and method suitable for a shaft-mounted compressor. The mounting structure comprises a compressor support, a vibration reduction block and a chassis mounting support which are sequentially arranged from top to bottom. The compressor support comprises a horizontally-arranged first flat plate part and a vertically-arranged second flat plate part, the first flat plate part and the second flat plate part are fixedly connected, and the first flat plate part and the second flat plate part are fixed to a first connecting part and a second connecting part of the electric compressor through two sets of first fasteners respectively. The upper and lower ends of the damping block are respectively connected with the first flat plate part and the chassis mounting bracket; and the chassis mounting bracket is fixedly mounted on the frame chassis through a second fastener. According to the mounting structure, an existing compressor support is converted into a sitting structure from a shaft mounting structure, the electric compressor is fixed and positioned only by connecting the compressor support with the first connecting part and the second connecting part of the electric compressor, and the weight of the compressor support is greatly reduced.

Description

Technical Field

[0001] The invention relates to the technical field of compressor brackets, and in particular to an installation structure and a method thereof suitable for shaft-mounted compressors. Background Art

[0002] Currently, if Figures 1-2 As shown, the part of the electric compressor 5 has three connecting parts, namely a first connecting part 51 arranged at the bottom, a second connecting part 52 arranged at the side and a third connecting part 53 arranged at the upper end. The existing conventional compressor bracket 1' is located on the side of the electric compressor body, and the bracket forms an "L-shaped" cantilever structure, and the vibration reduction effect is poor. At the same time, the conventional compressor bracket 1' is manufactured by an integral casting process, which requires a large mold cost, and has no advantages in development cycle, parts cost and weight.

[0003] Therefore, it is urgent to propose a new solution to solve the above problems. Summary of the invention

[0004] The present invention provides a mounting structure and method suitable for shaft-mounted compressors to solve the problems that existing conventional compressor brackets require large mold costs and have no advantages in development cycle, parts cost and weight.

[0005] The present invention provides a mounting structure adapted to a shaft-mounted compressor, comprising a compressor bracket, a vibration-damping block and a chassis mounting bracket arranged in sequence from top to bottom;

[0006] The compressor bracket comprises a first flat plate portion arranged horizontally and a second flat plate portion arranged vertically, the first flat plate portion and the second flat plate portion are fixedly connected, and the first flat plate portion and the second flat plate portion are respectively fixed to a first connecting portion and a second connecting portion of the electric compressor through two sets of first fasteners;

[0007] The upper and lower ends of the vibration-damping block are respectively connected to the first flat plate portion and the chassis mounting bracket;

[0008] The chassis mounting bracket is fixedly mounted on the vehicle frame chassis by a second fastener.

[0009] Furthermore, the first flat plate portion and the second flat plate portion are connected by welding.

[0010] Furthermore, the first flat plate portion and the second flat plate portion are manufactured in an integrally formed manner.

[0011] Furthermore, a first reinforcing rib is provided at a connection between the first flat plate portion and the second flat plate portion, and the first reinforcing rib protrudes along a side facing the electric compressor.

[0012] Furthermore, a weight-reducing hole is provided in the first flat plate portion.

[0013] Furthermore, the width of the second flat plate portion gradually decreases along a direction in which the height increases.

[0014] Furthermore, side blocking portions extending upward are vertically arranged at both ends of the first flat plate portion along the length direction, and middle transition portions are arranged at the ends of the side blocking portions, and the other end of the middle transition portion is connected to the second flat plate portion.

[0015] Furthermore, the vibration damping block includes a vibration damping main body, an upper vibration damping connection part, a lower vibration damping connection part and a gasket, the upper vibration damping connection part is connected to the first flat plate part, the lower vibration damping connection part is connected to the chassis mounting bracket, and multiple gaskets connect the compressor bracket and the chassis mounting bracket through nuts.

[0016] The present invention also provides an installation method adapted for a shaft-mounted compressor, comprising the following steps:

[0017] The chassis mounting bracket is fixedly mounted on the vehicle frame chassis by a second fastener;

[0018] The compressor bracket is fixedly mounted on the chassis mounting bracket by means of the cooperation of the nut, the upper vibration reduction connecting part and the lower vibration reduction connecting part;

[0019] Two groups of first fasteners fix the first flat plate portion and the second flat plate portion to the first connecting portion and the second connecting portion of the electric compressor respectively, and recesses for placing gaskets are arranged at both upper and lower ends of the vibration-damping main body portion.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The mounting structure of the present invention converts the existing compressor bracket from a shaft-mounted structure to a seat-mounted structure. The electric compressor is fixed and positioned only by connecting the compressor bracket to the first connecting part and the second connecting part of the electric compressor, which greatly reduces the weight of the compressor bracket and has a simple structure. In addition, the vibration is reduced by the vibration-damping block below, thereby reducing the vibration and noise of the electric compressor.

[0022] 2. The installation method of the present invention uses three sets of fasteners to complete the installation of the entire electric compressor, which is convenient for disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the assembly of an existing conventional compressor bracket and an electric compressor;

[0024] Figure 2 is a schematic diagram of the structure of an electric compressor;

[0025] Figure 3 It is a schematic diagram of the assembly of the mounting structure and the electric compressor of the present invention;

[0026] Figure 4 It is a structural schematic diagram of the compressor bracket of the present invention;

[0027] Figure 5 It is a structural schematic diagram of the chassis mounting bracket of the present invention;

[0028] Figure 6 A cross-sectional view of the connection of the vibration damping block of the present invention;

[0029] Figure numerals: 1', conventional compressor bracket; 1, compressor bracket; 11, first flat plate portion; 111, weight reduction hole; 112, side stop portion; 113, intermediate transition portion; 12, second flat plate portion; 13, first reinforcing rib; 14, vibration damping block mounting hole; 2, vibration damping block; 21, vibration damping main body portion; 211, recess; 22, vibration damping upper connecting portion; 23, vibration damping lower connecting portion; 24, gasket; 3, chassis mounting bracket; 31, second reinforcing rib; 41, first fastener; 42, second fastener; 5, electric compressor; 51, first connecting portion; 52, second connecting portion; 53, third connecting portion. DETAILED DESCRIPTION

[0030] In order to further understand the content, features and effects of the present invention, the following embodiments are given together with the attached Figures 3 to 6 The detailed instructions are as follows.

[0031] like Figures 3 to 6 As shown, the present invention provides a mounting structure adapted to a shaft-mounted compressor, comprising a compressor bracket 1, a vibration damping block 2 and a chassis mounting bracket 3 arranged in sequence from top to bottom;

[0032] The compressor bracket 1 includes a first flat plate portion 11 arranged horizontally and a second flat plate portion 12 arranged vertically, the first flat plate portion 11 and the second flat plate portion 12 are fixedly connected, and the first flat plate portion 11 and the second flat plate portion 12 are respectively fixed to the first connecting portion 51 and the second connecting portion 52 of the electric compressor 5 through two first fasteners 41, wherein the two first fasteners 41 are respectively located on the second flat plate portion 12 and the first flat plate portion 11, and the number of the first fasteners 41 located on the first flat plate portion 11 can also be two to adapt to different forms of shaft-mounted engines, and a single first fastener 41 respectively penetrates the first connecting portion 51 and the second connecting portion 52 to fix the compressor bracket 1 on the electric compressor 5;

[0033] The upper and lower ends of the four vibration-damping blocks 2 are respectively connected to the first flat plate portion 11 and the chassis mounting bracket 3;

[0034] The chassis mounting bracket 3 is fixedly mounted on the vehicle frame chassis by four second fasteners 42 .

[0035] The present invention converts the existing compressor bracket from a shaft-mounted structure into a seat-mounted structure. The electric compressor is fixedly positioned only by connecting the compressor bracket to the first connecting part and the second connecting part of the electric compressor, which greatly reduces the weight of the compressor bracket and has a simple structure. In addition, vibration is reduced by the vibration-damping block below, thereby reducing the vibration and noise of the electric compressor.

[0036] In this embodiment, the first flat plate portion 11 and the second flat plate portion 12 are connected by welding.

[0037] In this embodiment, the first flat plate portion 11 and the second flat plate portion 12 are manufactured in an integrally formed manner, which is convenient to manufacture.

[0038] In this embodiment, Figure 4 As shown, a first reinforcing rib 13 is provided at the connection between the first flat plate portion 11 and the second flat plate portion 12. In addition, six second reinforcing ribs 31 are symmetrically provided on the chassis mounting bracket 3. The first reinforcing rib 13 and the second reinforcing rib 31 are provided to enhance the overall strength.

[0039] In this embodiment, Figure 4 As shown, the first flat plate portion 11 is provided with a weight-reducing hole 111 for reducing the overall weight. In addition, the first flat plate portion 11 is also provided with a vibration-damping block mounting hole 14 for mounting the vibration-damping block 2 .

[0040] In this embodiment, Figure 4 As shown, the width of the second flat plate portion 12 gradually decreases along the direction of increasing height, which reduces the overall weight and also facilitates reducing the space occupied by the entire installation mechanism.

[0041] In this embodiment, Figure 4 As shown, the first flat plate portion 11 is vertically provided with side stop portions 112 extending upward at both ends along the length direction, and an intermediate transition portion 113 is provided at the end of the side stop portion 112 facing the second flat plate portion 12, and the other end of the intermediate transition portion 113 is connected to the second flat plate portion 12, wherein the intermediate transition portion 113 is approximately arc-shaped, and its size matches the shape of the electric compressor 5.

[0042] In this embodiment, Figure 6 As shown, the vibration damping block 2 includes a vibration damping main body 21, a vibration damping upper connecting part 22, a vibration damping lower connecting part 23 and a gasket 24. The vibration damping upper connecting part 22 is connected to the first flat plate part 11, and the vibration damping lower connecting part 23 is connected to the chassis mounting bracket 3. The upper and lower ends of the vibration damping main body 21 are both provided with recesses 211 for placing the gasket 24. A plurality of the gaskets 24 are connected to the compressor bracket 1 and the chassis mounting bracket 3 through nuts, and the vibration of the entire mounting structure is reduced by the vibration damping block.

[0043] The present invention also provides an installation method adapted for a shaft-mounted compressor, comprising the following steps:

[0044] S1, fix the chassis mounting bracket 3 on the frame chassis through four sets of bolt and nut structures;

[0045] S2, by means of the cooperation of the nut, the vibration-damping upper connecting part 22 and the vibration-damping lower connecting part 23, the compressor bracket 1 is fixedly mounted on the chassis mounting bracket 3;

[0046] S3. Multiple sets of bolts and nuts are used to fix the first flat plate portion 11 and the second flat plate portion 12 to the first connecting portion 51 and the second connecting portion 52 of the electric compressor 5, respectively.

[0047] The installation method of the present invention completes the installation of the entire electric compressor through three groups of fasteners, which is convenient for disassembly.

[0048] The invention described above only expresses the implementation methods of the embodiments of the present invention, and cannot be understood as limiting the scope of the invention patent, nor does it impose any form of limitation on the structure of the embodiments of the present invention. It should be pointed out that for ordinary technicians in this field, several changes and improvements can be made without departing from the concept of the embodiments of the present invention, which all belong to the protection scope of the embodiments of the present invention.

Claims

1. A mounting structure adapted for a shaft-mounted compressor, characterized in that: It comprises a compressor bracket (1), a vibration reduction block (2) and a chassis mounting bracket (3) which are arranged in sequence from top to bottom; The compressor bracket (1) comprises a first flat plate portion (11) arranged horizontally and a second flat plate portion (12) arranged vertically, the first flat plate portion (11) and the second flat plate portion (12) being fixedly connected, and the first flat plate portion (11) and the second flat plate portion (12) being respectively fixed to a first connecting portion (51) and a second connecting portion (52) of the electric compressor (5) via two sets of first fasteners (41); The upper and lower ends of the vibration-damping block (2) are respectively connected to the first flat plate portion (11) and the chassis mounting bracket (3); The chassis mounting bracket (3) is fixedly mounted on the vehicle frame chassis via a second fastener (42).

2. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The first flat plate portion (11) and the second flat plate portion (12) are connected by welding.

3. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The first flat plate portion (11) and the second flat plate portion (12) are manufactured in an integrally formed manner.

4. The installation structure adapted to a shaft-mounted compressor according to claim 3, characterized in that: A first reinforcing rib (13) is provided at the connection between the first flat plate portion (11) and the second flat plate portion (12).

5. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The first flat plate portion (11) is provided with a weight-reducing hole (111).

6. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The width of the second flat plate portion (12) gradually decreases along the direction of increasing height.

7. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The first flat plate portion (11) is vertically provided with side blocking portions (112) extending upward at both ends along the length direction, and an intermediate transition portion (113) is provided at the end of the side blocking portion (112) facing the second flat plate portion (12), and the other end of the intermediate transition portion (113) is connected to the second flat plate portion (12).

8. The installation structure adapted to a shaft-mounted compressor according to claim 1, characterized in that: The vibration-damping block (2) comprises a vibration-damping main body (21), an upper vibration-damping connecting part (22), a lower vibration-damping connecting part (23) and a gasket (24); the upper vibration-damping connecting part (22) is connected to the first flat plate part (11); the lower vibration-damping connecting part (23) is connected to the chassis mounting bracket (3); and recesses (211) for placing the gasket (24) are provided at both upper and lower ends of the vibration-damping main body (21).

9. A method for installing a shaft-mounted compressor, characterized in that: The following steps are involved: The chassis mounting bracket (3) is fixedly mounted on the chassis of the vehicle frame by means of a second fastener (42); The compressor bracket (1) is fixedly mounted on the chassis mounting bracket (3) via a plurality of vibration-damping blocks (2); The two sets of first fasteners (41) respectively and correspondingly fix the first flat plate portion (11) and the second flat plate portion (12) on the first connecting portion (51) and the second connecting portion (52) of the electric compressor (5).

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