CN214355431U

CN214355431U - Compressor installation device, air conditioning system and engineering machinery

Info

Publication number: CN214355431U
Application number: CN202022698280.1U
Authority: CN
Inventors: 游仕平; 高�浩; 吴清本
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Shaanxi Zoomlion West Earthmoving Machinery Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Shaanxi Zoomlion West Earthmoving Machinery Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-10-08
Anticipated expiration: 2030-11-19

Abstract

The utility model relates to an engineering machine tool technical field discloses a compressor installation device, air conditioning system and engineering machine tool. The compressor mounting device includes: the compressor comprises a bracket and a connecting unit, wherein the bracket comprises a first connecting arm extending along a first direction and a second connecting arm extending along a second direction, an accommodating space for accommodating the compressor is formed between the first connecting arm and the second connecting arm, and the cantilever end of the first connecting arm is used for hinging the compressor; the connecting unit comprises a mounting part which can be rotatably connected with the second connecting arm and a connecting part which is used for connecting the compressor, and the distance between the connecting part and the mounting part can be adjusted. The utility model discloses guarantee the axial position of using this compressor installation device's compressor band pulley easily, and then guarantee with the supporting flatness between the engine band pulley of using of compressor band pulley, adjust the belt tensioning degree of connecting between compressor band pulley and engine band pulley easily, the support supports firmly.

Description

Compressor installation device, air conditioning system and engineering machinery

Technical Field

The utility model relates to an engineering machine tool technical field specifically relates to compressor installation device, air conditioning system and engineering machine tool.

Background

The compressor mounting device is widely used in an air conditioning system of a construction machine for fixedly mounting a compressor on an engine or a vehicle body of the construction machine. The comfort of the driver can be improved by the air conditioning system. At present, an air conditioning system or an engine belt wheel with flatness not well guaranteed is connected between a compressor belt wheel at an output shaft end of a compressor and an output shaft end of an engine, the tensioning of a belt connected between the compressor belt wheel and the engine belt wheel needs to artificially feel the degree of tightness of the belt and then fasten the compressor through a bolt, the mode has high requirements on maintenance personnel, or a bracket structure mainly adopts a welding part for welding, and the problem that the welding part is cracked and fails along with vibration is easily caused. In order to overcome the above problems and improve the performance of the air conditioning system, it is necessary to develop a new compressor installation device, so that the flatness between the pulley of the compressor and the pulley of the engine is easily ensured, the tension adjustment of the belt between the two pulleys is simple, and the support is firmly supported.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problem that the bracket for fixing the compressor is easy to lose efficacy in the prior art; the flatness between the compressor belt wheel and the engine belt wheel is not easy to guarantee; the problem such as the poor regulation of belt tension degree provides a compressor installation device, and this compressor installation device can make the plane degree between the band pulley of compressor and the band pulley of engine guarantee easily, the belt tension between two band pulleys is adjusted simply and the bearing structure supports firmly.

In order to achieve the above object, an aspect of the present invention provides a compressor mounting device, including:

the compressor comprises a bracket, a first connecting arm and a second connecting arm, wherein the first connecting arm extends along a first direction, the second connecting arm extends along a second direction, an accommodating space for accommodating the compressor is formed between the first connecting arm and the second connecting arm, and a cantilever end of the first connecting arm is used for being hinged with the compressor;

the connecting unit, the connecting unit include with the second linking arm can rotate the installation department of connection and the connecting portion that are used for connecting the compressor, connecting portion with distance between the installation department can be adjusted.

Further, the second connecting arm and the first connecting arm are for extending in a circumferential direction of the compressor and for maintaining a circumferential interval in the circumferential direction of the compressor.

Further, an included angle α between the first connecting arm and the second connecting arm is set as: 0 ° < α <90 °.

Further, the plane of the first connecting arm and the plane of the second connecting arm are perpendicular to the axis of the compressor.

Furthermore, the connecting unit comprises an adjusting arm, the adjusting arm comprises a thread section, and an adjusting limit nut is assembled on the thread section.

Further, the connection unit includes an adaptor connecting the adjustment arm to adjust an installation position of the compressor; the adaptor comprises a first mounting hole, the first mounting hole is sleeved on the threaded section, and the adjusting limit nuts are arranged on two axial sides of the first mounting hole.

Further, the connecting unit comprises a supporting frame for fixing the compressor, and the supporting frame is rotatably connected with the adaptor.

Further, the first connecting arm and the second connecting arm are connected through an arc-shaped plate with a concave surface facing the accommodating space, and/or the bracket comprises a first supporting plate and a second supporting plate which are perpendicular to each other; first backup pad with the intersection line of second backup pad is followed accommodation space's axial direction extends, the arc is connected perpendicularly first backup pad with the second backup pad, wherein, first connecting arm forms the arc deviates from the one end of first backup pad is followed the arc with the intersection line of second backup pad outwards extends.

A second aspect of the present invention provides an air conditioning system, comprising the above-mentioned compressor mounting device and a compressor, wherein the compressor comprises a first mounting structure and a second mounting structure provided on the compressor; the first mounting structure is hinged to the first connecting arm, and the second mounting structure is fixedly connected with the supporting frame.

The utility model discloses the third aspect provides an engineering machine tool, engineering machine tool is including the drive the engine of engineering machine tool action and above air conditioning system, air conditioning system passes through the support mounting is in on the engine. According to the technical scheme, the accommodating space for accommodating the compressor is formed between the first connecting arm extending along the first direction and the second connecting arm extending along the second direction, and the cantilever end of the first connecting arm is used for hinging the compressor; the connecting unit comprises a mounting part which can be rotatably connected with the second connecting arm and a connecting part which is used for connecting the compressor, and the distance between the connecting part and the mounting part is set to be adjustable. The utility model discloses guarantee the axial position of using this compressor installation device's compressor band pulley easily, and then guarantee with the supporting flatness between the engine band pulley of using of compressor band pulley, adjust the belt tensioning degree of connecting between compressor band pulley and engine band pulley easily, the support supports firmly.

Drawings

FIG. 1 is a front view of a compressor mounting assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of the compressor of FIG. 1 with the compressor removed;

FIG. 3 is a schematic view of the structure of the connection unit of FIG. 1;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a side view of FIG. 3;

FIG. 6 is a bottom view of FIG. 3;

FIG. 7 is a schematic view of the adjustment arm of FIG. 1;

fig. 8 is a cross-sectional view of fig. 7.

Description of the reference numerals

A bracket 1; a first connecting arm 11; a second connecting arm 12; a compressor 2; a first mounting structure 21; a second mounting structure 22; a connection unit 3; an adjustment arm 31; adjusting the limit nut 311; a holder 32; an adaptor 33; the first mounting hole 331; the second mounting hole 332; a bracket connecting member 34; a first support plate 13; a third mounting hole 131; a fourth mounting hole 132; a second support plate 14; an arc-shaped plate 15; a hinged reinforcing plate 16; the arm reinforcing structure 17 is connected.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. In the present invention, it is to be understood that the terms "deviation", "orientation", and the like indicate an orientation or positional relationship corresponding to an orientation or positional relationship in actual use; "inner and outer" refer to the inner and outer relative to the profile of the components themselves; this is for convenience in describing the invention and for simplicity in description, and is not intended to indicate that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.

An aspect of the present invention discloses a compressor mounting device, as shown in fig. 1-8: the compressor mounting device includes:

the support 1 comprises a first connecting arm 11 extending along a first direction and a second connecting arm 12 extending along a second direction, a containing space for containing the compressor 2 is formed between the first connecting arm 11 and the second connecting arm 12, and a cantilever end of the first connecting arm 11 is used for hinging the compressor 2;

the connecting unit 3, the connecting unit 3 include with the second linking arm 12 can rotate the installation department of connection and the connecting portion that is used for connecting compressor 2, connecting portion with distance between the installation department can be adjusted. The utility model discloses guarantee the axial position of using this compressor installation device's compressor band pulley easily, and then guarantee with the supporting flatness between the engine band pulley of using of compressor band pulley, adjust the belt tensioning degree of connecting between compressor band pulley and engine band pulley easily, the support supports firmly.

Preferably, the second connecting arms 12 and the first connecting arms 11 are for extending in the circumferential direction of the compressor 2 and for maintaining a circumferential spacing in the circumferential direction of the compressor 2. This makes it possible to allow the compressor 2 to rotate circumferentially in the housing space formed between the first connecting arm 11 and the second connecting arm 12 for housing the compressor 2 to adjust the tension of the belt connected to the compressor pulley.

Preferably, the angle α between the first connecting arm 11 and the second connecting arm 12 is set as: 0 ° < α <90 °. By so arranging, the accommodating space formed between the first connecting arm 11 and the second connecting arm 12 for accommodating the compressor 2 can have enough space for accommodating the compressor 2, and meanwhile, the first connecting arm 11 and the second connecting arm 12 can be tangent to the periphery of the compressor 2 respectively so as to support the compressor 2, and the structure is stable in support, and the opening of the accommodating space is large, so that the compressor 2 can be rotated in the circumferential direction flexibly.

Preferably, the plane of said first connecting arm 11 and of said second connecting arm 12 is intended to be perpendicular to the axis of the compressor 2. The structure is simple, and the manufacture and the processing are easy. As shown in fig. 1-2, the first connecting arm 11 and the second connecting arm 12 may be cut out in a plate-like configuration.

Preferably, said first connecting arm 11 and said second connecting arm 12 are connected by an arc-shaped plate 15 concave towards the housing space. This structure can strengthen the strength of the first connecting arm 11 and the second connecting arm 12 in the connecting line direction from the first connecting arm 11 to the second connecting arm 12, and prevent the first connecting arm 11 and the second connecting arm 12 from being crushed from the connecting position when the compressor 2 is supported on the first connecting arm 11 and the second connecting arm 12, thereby effectively improving the service life of the first connecting arm 11 and the second connecting arm 12.

Preferably, the bracket 1 includes a hinge reinforcement plate 16, and the hinge reinforcement plate 16 and the first connection arm 11 are arranged at intervals in the axial direction of the accommodation space. The strength of the joint of the first connecting arm 11 and the compressor 2 is further enhanced by providing the hinge reinforcing plate 16, and by reinforcing the first connecting arm 11 in the axial direction of the compressor 2 in the structure in which the first connecting arm 11 and the second connecting arm 12 are cut out in a plate-like structure as in fig. 1-2, the first connecting arm 11 can be prevented from being bent and deformed in the axial direction of the compressor 2.

Preferably, a reinforcing rib is further connected between the first connecting arm 11 and the hinge reinforcement plate 16. The structural strength of the joint of the first connecting arm 11 and the compressor 2 is further enhanced by providing the reinforcing ribs. Moreover, the structure is simple, the material consumption is less, the weight can be reduced, and the fund can be saved.

Preferably, the connection unit 3 comprises an adjustment arm 31, as shown in fig. 7-8, the adjustment arm 31 comprises a threaded section, and an adjustment limit nut 311 is assembled on the threaded section. Through adjusting stop nut 311 and screw thread section cooperation use, the distance between installation department and the connecting portion of convenient adjustment linkage unit 3 as required, make the circumferential position of the compressor 2 that uses this compressor installation device obtain the adjustment, thereby the position of adjustment compressor band pulley on the length direction of belt, and then adjust the belt tensioning degree of connecting between compressor band pulley and engine band pulley when guaranteeing the plane degree between the engine band pulley of supporting use with the compressor band pulley, this adjustment is simple and reliable, when adjusting belt tensioning degree, stop nut 311 is adjusted until unable rotating can the natural tensioning belt to the rotating, need not the people oneself go the tensioning and fixed compressor 2 again after the tensioning of perception belt with the hand, belt tensioning adjusts work simple high-efficient.

Preferably, the connection unit 3 includes an adaptor 33 connected to the adjustment arm 31 to adjust the installation position of the compressor 2; the adaptor 33 includes a first mounting hole 331, the first mounting hole 331 is sleeved on the threaded section, and the adjusting limit nut 311 is disposed on two axial sides of the first mounting hole 331. Through setting up like this, first mounting hole 331 can set up to the unthreaded hole, clearance fit between first mounting hole 331 and the regulating arm 31, like this, when the circumferential position of compressor 2 needs to be adjusted, through not hard up regulation limit nut 311, then can be light with adaptor 33 on regulating arm 31 along the length direction removal of regulating arm 31 to staff's intensity of labour has been reduced, work efficiency has been improved. For example, when the belt needs to be tensioned, the adjusting limit nut 311 on the side of the adaptor 33 away from the second connecting arm 12 is loosened, and then another adjusting limit nut 311 on the side of the adaptor 33 toward the second connecting arm 12 is rotated to push the adaptor 33 to move away from the second connecting arm 12 until the adaptor cannot move, at this time, the belt is in a tensioned state, and then the two adjusting limit nuts 311 on the two sides of the adaptor 33 are locked to the belt to be tensioned.

Preferably, the connection unit 3 comprises a holder 32 for fixing the compressor 2, the holder 32 being rotatably connected to the adaptor 33. When the position of the compressor 2 needs to be adjusted, because the compressor 2 rotates around the connection point between the second connection arm 12 and the compressor 2 along the circumferential direction, the adaptor 33 and the support frame 32 are rotationally connected to ensure that the first mounting hole 331 on the adaptor 33 and the center line of the adjustment arm 31 are on the same straight line, so as to ensure the normal movement between the adaptor 33 and the adjustment arm 31, and the adaptor 33 and the compressor 2 are fixedly connected through the support frame 32, so that the compressor 2 rotates around the connection point between the first connection arm 11 and the compressor 2 under the action of the connection unit 3.

Preferably, the supporting frame 32 includes an arc-shaped supporting plate, the arc-shaped supporting plate faces the outer circumferential surface of the compressor 2 to reliably clamp the compressor 2 to rotate, so as to prevent the axis of the compressor 2 from inclining, further to cause the belt connected to the compressor pulley to twist, thereby reducing the transmission efficiency, and also preventing the compressor 2 and the supporting frame 32 from moving relatively in the circumferential direction, improving the stress condition for connecting the supporting frame 32 and the connecting unit 3, and making the connection between the supporting frame 32 and the compressor 2 more reliable.

Preferably, both ends of the holder 32 are fixed on the compressor 2 by a threaded connection, so that the connection is reliable, and the holder 32 can be conveniently detached from the compressor 2.

Preferably, the adaptor 33 is formed with a second mounting hole 332 to rotatably couple the bracket coupler 34 and the holder 32. With the arrangement, the adaptor 33 is easy to process, the bracket connecting piece 34 can be made of selected materials, and the connection and the disconnection among the bracket 32, the bracket connecting piece 34 and the adaptor 33 are convenient, wherein the bracket connecting piece 34 can be a threaded connecting piece.

Preferably, the support 1 comprises a first support plate 13 and a second support plate 14 perpendicular to each other; the intersection line of first backup pad 13 with second backup pad 14 is followed accommodation space's axial direction extends, arc 15 is connected perpendicularly first backup pad 13 with second backup pad 14, wherein, first connecting arm 11 forms arc 15 deviates from the one end of first backup pad 13 and follows the arc 15 with the intersection line of second backup pad 14 outwards extends. By so arranging, the first support plate 13 and the second support plate 14 can support the arc-shaped plate 15, and the strength of the arc-shaped plate 15 is further enhanced.

Preferably, the first support plate 13 and the second support plate 14 are of an integral structure, and are bent to form an approximately L-shaped structure through a flat plate, and the arc-shaped plate 15 is accommodated in a space defined by the first support plate 13 and the second support plate 14 and between an intersection line of the second support plate 14 and the first support plate 13 and two end points of the intersection line. Thus, the connection between the first support plate 13 and the second support plate 14 is firm, and the connection is not easy to fail when the connection bears impact load.

Preferably, the bracket 1 comprises a connecting arm reinforcement 17 extending from the arc plate 15 in the axial direction of the receiving space, the connecting arm reinforcement 17 and the hinge reinforcement 16 being located on the same side of the arc plate 15 in the axial direction of the receiving space. The second connecting arm 12 can be reinforced in the axial direction of the compressor 2 by the connecting arm reinforcing structure 17, and the second connecting arm 12 is prevented from being bent or twisted under stress. Because the belt is located the play axle end of compressor 2, under the effect of belt, compressor 2 can give support 1 a moment of torsion, through setting up linking arm additional strengthening 17 and articulated reinforcing plate 16 and lie the same side of arc 15 with the two, can strengthen support 1's antitorque commentaries on classics ability like this. Thereby can further guarantee the axiality of compressor band pulley and compressor 2, and then improve the transmission efficiency of belt.

Further preferably, a plurality of third mounting holes 131 are formed on the first support plate 13 to fix the compressor mounting device and thus the compressor 2; among them, the third mounting hole 131 is preferably used for connecting with an engine driving the compressor 2 through a connecting member so that an engine pulley at an output shaft end of the engine and a compressor pulley at an output shaft end of the compressor 2 are parallel in axis. Therefore, when the tension degree of the belt is adjusted after the belt is loosened along with the operation, the position of the compressor 2 can be adjusted only by adjusting the positions of the mounting part and the connecting part of the connecting unit 3, so that the belt is tensioned.

Preferably, the second support plate 14 has a fourth mounting hole 132 formed therein. By providing the fourth mounting hole 132 for mounting the shock-absorbing unit, the structure is made more compact.

A second aspect of the present invention discloses an air conditioning system, which comprises the above-mentioned compressor mounting device and a compressor 2, wherein the compressor 2 comprises a first mounting structure 21 and a second mounting structure 22 arranged on the compressor 2; the first mounting structure 21 is hinged to the first connecting arm 11, and the second mounting structure 22 is fixedly connected to the holder 32. The technical advantages of the air conditioning system are the same as those of the compressor installation device, and are not described herein again.

Preferably, the compressor 2 is parallel to the axis of the engine, the engine pulley connected to the engine and the compressor pulley connected to the compressor are located on the same side of the first connecting arm 11 and the second connecting arm 12 in the axial direction of the compressor 2, and the compressor 2 is integrally connected to the engine through a connecting member inserted into the third mounting hole 131. Because engine band pulley and compressor band pulley support at the both ends of belt and rotate through engine band pulley drive belt and then drive compressor 2 work through the compressor band pulley, the parallelism that can guarantee compressor 2 and engine axis above setting, and the plane degree of the terminal surface of engine band pulley and compressor band pulley, guarantee the transmission efficiency of belt, this structural installation is simple, and the debugging is easy.

Preferably, the air conditioning system further includes a shock-absorbing unit inserted into a fourth mounting hole 132 formed on the second support plate 14 of the bracket 1. The vibration of the compressor 2 and the engine connected to the bracket 1 during operation can be reduced by providing the damping unit, thereby improving the performance of the air conditioning system and reducing noise.

The utility model discloses a third aspect discloses an engineering machine tool, engineering machine tool is including the drive the engine of engineering machine tool action and above air conditioning system, air conditioning system passes through support 1 is installed on the engine. The engineering machine has the technical advantages as described aboveAir conditioning systemThe technical advantages are not described in detail herein.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical scheme of the utility model in the technical conception scope, can be right carry out multiple simple variant. Including each of the specific features, are combined in any suitable manner. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A compressor mounting arrangement, comprising:

the support frame (1) comprises a first connecting arm (11) extending along a first direction and a second connecting arm (12) extending along a second direction, a containing space for containing the compressor (2) is formed between the first connecting arm (11) and the second connecting arm (12), and a cantilever end of the first connecting arm (11) is used for hinging the compressor (2);

the connecting unit (3), the connecting unit (3) include with second linking arm (12) can rotate the installation department of connection and the connecting portion that are used for connecting compressor (2), connecting portion with distance between the installation department can be adjusted.

2. The compressor mounting arrangement according to claim 1, wherein the second connecting arm (12) and the first connecting arm (11) are adapted to extend in a circumferential direction of the compressor (2) and to maintain a circumferential spacing in the circumferential direction of the compressor (2).

3. Compressor mounting arrangement, according to claim 1, characterized in that the angle a between the first connecting arm (11) and the second connecting arm (12) is set as: 0 ° < α <90 °.

4. Compressor mounting arrangement, according to claim 1, characterized in that the plane of the first connecting arm (11) and the second connecting arm (12) is intended to be perpendicular to the axis of the compressor (2).

5. The compressor mounting arrangement according to claim 2, wherein the connection unit (3) comprises an adjustment arm (31), the adjustment arm (31) comprising a threaded section on which an adjustment limit nut (311) is fitted.

6. The compressor mounting arrangement according to claim 5, wherein the connection unit (3) comprises an adapter (33) connecting the adjustment arm (31) for adjusting the mounting position of the compressor (2); the adaptor (33) comprises a first mounting hole (331), the first mounting hole (331) is sleeved on the threaded section, and the adjusting limit nuts (311) are arranged on two axial sides of the first mounting hole (331).

7. Compressor mounting arrangement according to claim 6, wherein the connection unit (3) comprises a holder (32) for fixing the compressor (2), the holder (32) and the adaptor (33) being rotationally connected.

8. Compressor mounting arrangement according to any one of claims 1-7, characterised in that the first connecting arm (11) and the second connecting arm (12) are connected by means of an arc-shaped plate (15) concave towards the receiving space and/or in that the bracket (1) comprises a first support plate (13) and a second support plate (14) perpendicular to each other; first backup pad (13) with the intersection line of second backup pad (14) is followed accommodation space's axial direction extends, arc (15) are connected perpendicularly first backup pad (13) with second backup pad (14), wherein, first connecting arm (11) form arc (15) deviate from the one end of first backup pad (13) is followed arc (15) with the intersection line of second backup pad (14) outwards extends.

9. Air conditioning system, characterized in that it comprises a compressor mounting arrangement according to any one of claims 1-8 and a compressor (2), the compressor (2) comprising a first mounting structure (21) and a second mounting structure (22) provided on the compressor (2); the first mounting structure (21) is hinged with the first connecting arm (11), and the second mounting structure (22) is fixedly connected with the supporting frame (32).

10. A working machine, characterized in that the working machine comprises an engine driving the working machine in motion and an air conditioning system according to claim 9, which air conditioning system is mounted on the engine by means of the bracket (1).