WO2019223227A1 - Multi-pipe-diameter combination restraining device for air conditioner outdoor unit, and application thereof - Google Patents

Abstract

Provided is a multi-pipe-diameter combination restraining device for an air conditioner outdoor unit. The multi-pipe-diameter combination restraining device comprises a first component (101), a second component (102) and a locking member (103), wherein the first component (101) is an elongated metal sheet, one end of the first component (101) is provided with a limiting member (104), the first component (101) is provided with a plurality of first restraining faces (106), and the locking member (103) is arranged at the middle portion, or an end portion away from the liming member (104), of the first component (101); and one end of the second component (102) is provided with a limiting connection member (105) cooperated with the limiting member (104), the second component (102) is provided with a plurality of semi-circular second restraining faces (107), the second restraining faces (107) and the first restraining faces (106) are cooperated to form a circular longitudinal restraining buckle, and a locking connection member (108) is arranged at the middle portion, or an end portion away from the limiting connection member (105), of the second component (102). The restraining device can satisfy restraining to pipelines with different pipe diameters and with different spacing, without needing to repeatedly select rubber blocks of different specifications for pipelines with different diameters, thereby improving the labor efficiency.

Description

Multi-pipe diameter combined restraint device for air conditioner outdoor unit and application thereof

This application is based on a Chinese patent application with an application number of 201810496137.9 and an application date of May 22, 2018, and claims the priority of the Chinese patent application. The entire content of this Chinese patent application is incorporated herein by reference.

Technical field

The invention relates to the technical field of air-conditioning outdoor unit pipeline management, in particular to a multi-pipe diameter combined restraint device for an air-conditioning outdoor unit and its application.

Background technique

At present, in the system pipe group of air conditioner external machines on the market, thin tubes such as solenoid valves and expansion valves are usually fixed with nylon wires and rubber blocks to fix the thin tubes and thick tubes. Slim tube. In this fixing method, the cable tie is easy to age and fail to break, causing the device to fail completely, which causes the thin tube group to lose restraint and cause damage during use. The entire machine leaks air and eventually the air conditioner cannot be used. The operation caused the problems of reduced product quality and life and high maintenance costs.

In addition, in the tube group of the air conditioning system, due to the different capabilities of each system, thick and thin tubes with different tube diameters are fixed. Therefore, multi-specific rubber blocks are required to meet the constraints of the tube group, reducing production efficiency and improving The cost of the product.

Summary of the Invention

An embodiment of the present invention provides a multi-pipe diameter combined restraint device for an outdoor unit of an air conditioner.

According to a first aspect of the embodiments of the present invention, a multi-pipe diameter combined restraint device for an outdoor unit of an air conditioner is provided, which includes: a first component, a second component, and a locking member;

Wherein, the first component is a strip-shaped metal sheet, one end of the first component is provided with a limiting piece, and the first component is provided with a plurality of semi-circular first constraint surfaces protruding toward the same side. The middle part of the first component or the end remote from the limiter is provided with a locking member; one end of the second component is provided with a limit connection member that cooperates with the limiter, and the second component is provided with a plurality of half A circular second restraint surface, the second restraint surface and the first restraint surface cooperate to form a circular longitudinal restraint buckle, and a lock is provided at a middle portion of the second component or an end remote from the limit connection piece. A connecting piece; the longitudinal restraint buckle composed of the combination of the first restraint face and the second restraint face includes a thick pipe restraint buckle and a plurality of thin pipe restraint buckles, and the thick pipe restraint buckle having the largest diameter is disposed closest to the limit The position of the joint between the position piece and the limit connection piece. Through the above settings, constraints on pipelines with different pipe diameters and different spacings can be satisfied. It is not necessary to repeatedly select different specifications of rubber blocks for different groups of thin pipelines, which greatly improves labor efficiency. At the same time, the space position of the thin pipes in the pipeline can be relatively fixed by the thick pipe restraint, and the service life of the pipeline inside the air conditioner is prolonged.

Preferably, the combined restraint device is made of a hot-dip galvanized sheet, which can avoid the problem of failure of the anti-corrosion layer of the cutting edge caused by the die punching of the traditional sheet metal part, and improves the corrosion resistance of the combined restraint device.

In one embodiment according to the present invention, the inner diameter of the restraint buckle = the outer diameter of the pipeline-the pre-tightening coefficient Z. In order to form an interference fit between the constraining buckle and the mating pipeline, the constraint fixing effect is optimized, and the pipeline is prevented from being damaged by too tight constraint.

Further, taking the outer diameter X of the pipeline as a control, the value range of the pretension coefficient Z is calculated by the following method:

When X≤8mm, Z = X- (X * 0.25);

When 8 <X≤13mm, Z = X- (X * 0.2);

When 13 <X≤20mm, Z = X- (X * 0.15);

When 20 <X ≦ 30 mm, Z = X- (X * 0.1).

Therefore, after the restraint device is fixed in place with screws, the restraint device and the fixed pipe group are closely fitted without position and vibration, and will not cause wear and damage to the pipeline.

According to an embodiment of the present invention, the limiting member is a hollow card slot provided at an end of the first component, and the limiting connection member is a card inserted into the card slot provided at an end of the second component. In the jaws.

In an embodiment according to the present invention, a third component extending at a certain angle from the first component is further provided at an end of the first component remote from the limiter, and a plurality of halves are provided on the third component. Circular third constraint surface;

A fourth component extending from the second component at an angle to the third component and mating with the third component is provided on an end of the second component far from the limit connection member. Four constraint surfaces

The third component and the fourth component cooperate to form a plurality of circular lateral restraint buckles.

Through the above technical solution, not only the vertical pipelines but also the horizontally arranged pipelines can be restrained at the same time.

In an embodiment of the present invention, the inner diameters of the lateral restraint buckles are arranged in sequence from the small end to the end far from the first component.

In one embodiment according to the present invention, the third component is connected to the first component through a first shaft; and the fourth component is connected to the second component through a second shaft.

In an embodiment according to the present invention, an end of the third component remote from the first component and an end of the fourth component remote from the second component are fixedly connected by a snap structure.

In an embodiment according to the present invention, the locking member is a bolt, and the locking connection member is a threaded through hole provided on the first component and the second component correspondingly.

In an embodiment according to the present invention, the thick tube restraint is provided between the stopper and the threaded through hole, and the thin tube restraint is provided at a position extending from the threaded through hole to an end remote from the limiter. .

In an embodiment according to the present invention, the inner diameter of the longitudinal restraint buckle is arranged in order from the largest end to the end farther away from the limiting member.

The present invention also provides an air-conditioning outdoor unit, characterized in that the pipeline in the air-conditioning outdoor unit is restrained and fixed by the combined restraint device as described above.

It should be understood that the above general description and the following detailed description are merely exemplary and explanatory, and should not limit the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

The drawings herein are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present invention, and together with the description serve to explain the principles of the present invention.

1 is a schematic structural diagram of an embodiment of a multi-pipe diameter combined restraining device for an outdoor unit of an air conditioner according to the present invention;

2 is a schematic structural diagram of another embodiment of a multi-pipe diameter combined restraint device for an air-conditioning outdoor unit according to the present invention;

3 is a schematic structural diagram of still another embodiment of a multi-pipe diameter combined restraint device for an outdoor unit of an air conditioner according to the present invention.

Detailed ways

The following description and the drawings sufficiently illustrate specific embodiments of the present invention to enable those skilled in the art to practice them. The examples represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Parts and features of some embodiments may be included in or replace parts and features of other embodiments. The scope of embodiments of the invention includes the entire scope of the claims, and all available equivalents of the claims. Herein, the embodiments may be individually or collectively represented by the term "invention", this is for convenience only, and if more than one invention is actually disclosed, it is not intended to automatically limit the scope of the application to any A single invention or inventive idea. In this article, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not require or imply any actual relationship between these entities or operations or order. Moreover, the terms "including," "including," or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed Elements. The embodiments in this document are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. For the same and similar parts between the embodiments, refer to each other. As for the structures and products disclosed in the embodiments, since they correspond to the parts disclosed in the embodiments, the description is relatively simple, and the relevant parts can be referred to the description of the method.

FIG. 1 shows an embodiment of a multi-pipe diameter combined restraint device for an air-conditioning outdoor unit according to the present invention. As shown in FIG. 1, the multi-pipe diameter combined restraint device includes a first component 101 and a second component. 102 和 锁 件 103。 102 and the locking member 103. The first component 101 is a strip-shaped metal sheet. One end of the first component 101 is provided with a limiting member 104. The first component 101 is provided with a plurality of semi-circular first constraint surfaces 106 protruding to the same side. A locking member 103 is provided in the middle of the first component 101 or at an end remote from the stopper 104, and the locking component locks and fixes the first component 101 and the second component 102 together. One end of the second component 102 is provided with a limiting connecting piece 105 that cooperates with the limiting piece 104. The second component 102 is provided with a plurality of semi-circular second restraint surfaces 107, and the second restraint surface 107 and the first The restraint surface 106 cooperates to form a circular longitudinal restraint buckle, and a locking connector 108 is provided in the middle of the second component 102 or at an end remote from the limit connecting member. Here, the locking member 103 is implemented as a yoke and is locked. The connecting member 108 is implemented as screw holes respectively provided in the first component 101 and the second component 102. It should be understood that the locking member 103 and the locking connecting member 108 may also be implemented in other forms. For example, the locking member 103 may also be implemented. It is implemented as a protrusion provided on the first component 101, and the locking connection member may also be implemented as a groove provided on the second component 102. The first component 101 and the second component are matched by the cooperation of the protrusion and the groove. The components 102 are fastened together. As shown in FIG. 1, here, the limiting member 107 is implemented as a hollow card slot, and the limiting connecting member 108 is implemented as a claw that cooperates with the card slot, and the claw is inserted into the card slot to make the first component 101 It is fixedly connected with one end of the second component 102. Of course, it should be understood that the limiting member may be implemented in other forms, for example, the limiting member is implemented as a shaft body, and the limiting connecting member 108 is implemented as a hook structure extending a certain distance. The longitudinal restraint buckle formed by combining the first restraint face 106 and the second restraint face 107 includes a thick pipe restraint buckle and a plurality of thin pipe restraint buckles. The thick pipe restraint buckle with the largest pipe diameter is set closest to the stopper 104 and the limiter. The position of the joint of the bit connector 105. As shown in FIG. 1, the thick tube restraint buckle is provided between the limit piece (bolt) 103 and the limit connection piece (threaded through hole) 108, and the thin tube restraint button is provided away from the limit piece by the threaded through hole. The end of the extension. In this way, a stable connection can be formed between the restraint device and the thick pipe, thereby providing relatively stable support for the restraint of other thin pipes. Through the above settings, constraints on pipelines with different pipe diameters and different spacings can be satisfied. It is not necessary to repeatedly select different specifications of rubber blocks for different groups of thin pipelines, which greatly improves labor efficiency. At the same time, through the stable connection with the thick pipe, the restraint buckle makes the spatial position of the thin pipe in the pipeline relatively fixed, and prolongs the service life of the pipeline inside the air conditioner. Preferably, the combined restraint device is made of a hot-dip galvanized sheet, which can avoid the problem that the cutting edge anti-corrosion layer fails due to the die punching of the traditional sheet metal part, and improves the corrosion resistance of the combined restraint device. Preferably, the inner diameter of the longitudinal restraint buckle is arranged in sequence from the end away from the limiter from large to small. It is conducive to the orderly arrangement of the pipeline fixing order according to the thick line of the pipeline, which is convenient for the management and maintenance of the pipeline.

FIG. 2 shows an embodiment of a multi-pipe diameter combined restraint device for an air-conditioning outdoor unit according to the present invention. As shown in FIG. 2, the multi-pipe diameter combined restraint device includes a first component 201 and a second component. 202 和 Locking piece 203. The first component 201 is a strip-shaped metal sheet. One end of the first component 201 is provided with a limiting member 204. The first component 201 is provided with a plurality of semi-circular first constraint surfaces 206 protruding to the same side. A locking member 203 is provided in the middle of the first component 201 or at an end remote from the position-limiting member 204, and the locking component locks and fixes the first component 201 and the second component 202 together. One end of the second component 202 is provided with a limiting connection piece 205 that cooperates with the limiting piece 204. The second component 202 is provided with a plurality of semi-circular second constraint surfaces 207, and the second constraint surface 207 and the first The restraint surface 206 cooperates to form a circular longitudinal restraint buckle, and a locking connection piece 208 is provided in the middle of the second component 202 or at an end remote from the limit connection piece. As shown in FIG. 2, here, the limiting member 207 is implemented as a hollow card slot, and the limiting connecting member 208 is implemented as a claw that cooperates with the card slot, and the claw is inserted into the card slot to make the first component 201 It is fixedly connected with one end of the second component 202. Of course, it should be understood that the limiting member may be implemented in other forms, for example, the limiting member is implemented as a shaft body, and the limiting connecting member 208 is implemented as a hook structure extending a certain distance. The longitudinal restraint buckle composed of the first restraint plane 206 and the second restraint plane 207 includes a thick pipe restraint buckle and a plurality of thin pipe restraint buckles. The thick pipe restraint buckle with the largest diameter is provided closest to the stopper 204 and the limiter. The position of the joint of the bit connector 205. Through the above settings, constraints on pipelines with different pipe diameters and different spacings can be satisfied. It is not necessary to repeatedly select different specifications of rubber blocks for different groups of thin pipelines, which greatly improves labor efficiency. At the same time, the space position of the thin pipes in the pipeline can be relatively fixed by the thick pipe restraint, and the service life of the pipeline inside the air conditioner is prolonged. Preferably, the combined restraint device is made of a hot-dip galvanized sheet, which can avoid the problem of failure of the anti-corrosion layer of the cutting edge caused by the die punching of the traditional sheet metal part, and improves the corrosion resistance of the combined restraint device. As shown in FIG. 2, in this embodiment, the multi-pipe diameter combined restraint device for an outdoor unit of an air conditioner according to the present invention further includes an end of the first component 201 remote from the stopper 204 and a first component. 201 A third component 209 extending at a certain angle. The third component 209 is provided with a plurality of semi-circular third constraint surfaces. Correspondingly, an end of the second component 202 far from the limit connection piece 205 is provided with the second component. The fourth component 210 extends at the same angle and cooperates with the third component 209. The fourth component 210 is provided with a plurality of semi-circular fourth constraint surfaces. The third component 209 and the fourth component 210 cooperate to form a plurality of circular lateral restraint buttons. Although in this embodiment, the third component 209 is also at a right angle to the first component 201 and the fourth component 210 is at a right angle to the second component 202, it may be implemented at other angles according to actual needs. Through the above technical solution, not only the vertical pipelines but also the horizontally arranged pipelines can be restrained at the same time. As shown in FIG. 2, in this embodiment, the inner diameters of the lateral restraint buckles are arranged in order from small to large at an end away from the first component. In this way, it is beneficial to arrange the pipeline fixing order in an orderly manner according to the thick line of the pipeline, and facilitate the management and maintenance of the pipeline.

FIG. 3 shows an embodiment of a multi-pipe diameter combined restraint device for an air-conditioning outdoor unit according to the present invention. As shown in FIG. 3, the multi-pipe diameter combined restraint device includes a first component 301 and a second component. 302 和 锁 件 303。 302 and the locking member 303. The first component 301 is a strip-shaped metal sheet. One end of the first component 301 is provided with a limiting piece 304. The first component 301 is provided with a plurality of semi-circular first constraint surfaces 306 protruding to the same side. A locking member 303 is provided in the middle of the first component 301 or at an end remote from the stopper 304, and the locking component locks and fixes the first component 301 and the second component 302 together. One end of the second component 302 is provided with a limiting connection piece 305 which cooperates with the limiting piece 304. The second component 302 is provided with a plurality of semi-circular second constraint surfaces 307, and the second constraint surface 307 and the first The restraint surface 306 cooperates to form a circular longitudinal restraint buckle, and a locking connection piece 308 is provided in the middle of the second component 302 or at an end remote from the limit connection piece. As shown in FIG. 3, here, the limiting member 307 is implemented as a hollow card slot, and the limiting connecting member 308 is implemented as a claw that cooperates with the card slot. The claw is inserted into the card slot to make the first component 301. It is fixedly connected with one end of the second component 302. Of course, it should be understood that the limiting member may be implemented in other forms, for example, the limiting member is implemented as a shaft body, and the limiting connecting member 308 is implemented as a hook structure extending a certain distance. The longitudinal restraint formed by the combination of the first restraint surface 306 and the second restraint surface 307 includes a thick pipe restraint button and a plurality of thin pipe restraint buttons. The thick pipe restraint button with the largest diameter is set closest to the stopper 304 and the limit. Position of the joint of the bit connector 305. Through the above settings, constraints on pipelines with different pipe diameters and different spacings can be satisfied. It is not necessary to repeatedly select different specifications of rubber blocks for different groups of thin pipelines, which greatly improves labor efficiency. At the same time, the space position of the thin pipes in the pipeline can be relatively fixed by the thick pipe restraint, and the service life of the pipeline inside the air conditioner is prolonged. Preferably, the combined restraint device is made of a hot-dip galvanized sheet, which can avoid the problem of failure of the anti-corrosion layer of the cutting edge caused by the die punching of the traditional sheet metal part, and improves the corrosion resistance of the combined restraint device. As shown in FIG. 3, in this embodiment, the multi-pipe diameter combined restraint device for an outdoor unit of an air conditioner according to the present invention further includes an end of the first component 301 that is far from the limiter 304 and is connected to the first component. 301 is a third component 309 extending at an angle, and the third component 309 is provided with a plurality of semi-circular third constraint surfaces. Correspondingly, the end of the second component 302 away from the limit connection piece 305 is provided with the second component. The fourth component 310 extends at the same angle and cooperates with the third component 309. The fourth component 210 is provided with a plurality of semi-circular fourth constraint surfaces. The third component 309 and the fourth component 210 cooperate to form a plurality of circular lateral restraint buttons. As shown in FIG. 3, the third component 309 is connected to the first component 301 through a first rotating shaft 312; the fourth component 310 is connected to the second component 302 through a second rotating shaft 311. In this way, the extension angles of the third component 309 and the fourth component 310 can be adjusted as needed, which is more convenient for the constraint and fixing of the pipeline. In another embodiment according to the present invention, the end of the third component 309 far from the first component 301 and the end of the fourth component 310 far from the second component 302 are fixedly connected by a snap structure to strengthen the third component and the fourth component. Stability to prevent the pipeline from coming out of the lateral restraint. As shown in FIG. 3, in this embodiment, the inner diameters of the lateral restraint buckles are arranged in order from small to large at an end away from the first component. In this way, it is beneficial to arrange the pipeline fixing order in an orderly manner according to the thick line of the pipeline, and facilitate the management and maintenance of the pipeline.

In the embodiment according to the present invention, the inner diameter of the restraint buckle = the outer diameter of the pipeline-the pre-tightening coefficient Z. In order to form an interference fit between the constraining buckle and the mating pipeline, the constraint fixing effect is optimized, and the pipeline is prevented from being damaged by too tight constraint.

Further, taking the outer diameter X of the pipeline as a control, the value range of the pretension coefficient Z is calculated by the following method:

When X≤8mm, Z = X- (X * 0.25);

When 8 <X≤13mm, Z = X- (X * 0.2);

When 13 <X≤20mm, Z = X- (X * 0.15);

When 20 <X ≦ 30 mm, Z = X- (X * 0.1).

Therefore, after the restraint device is fixed in place with screws, the restraint device and the fixed pipe group are closely fitted without position and vibration, and will not cause wear and damage to the pipeline.

In an embodiment according to the present invention, the present invention further provides an air-conditioning outdoor unit, characterized in that the pipeline in the air-conditioning outdoor unit is restrained and fixed by the combination restraint device as described above.

It should be understood that the present invention is not limited to the processes and structures that have been described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the invention is only limited by the appended claims.

Claims (10)

1. A multi-pipe diameter combined restraining device for an outdoor unit of an air conditioner, comprising: a first component, a second component, and a locking member;

   Wherein, the first component is a strip-shaped metal sheet, one end of the first component is provided with a limiting piece, and the first component is provided with a plurality of semi-circular first constraint surfaces protruding toward the same side. The middle part of the first component or the end remote from the limiter is provided with a locking member; one end of the second component is provided with a limit connection member that cooperates with the limiter, and the second component is provided with a plurality of half A circular second restraint surface, the second restraint surface and the first restraint surface cooperate to form a circular longitudinal restraint buckle, and a lock is provided at a middle portion of the second component or an end remote from the limit connection piece. A connecting piece; the longitudinal restraint buckle composed of the combination of the first restraint face and the second restraint face includes a thick pipe restraint buckle and a plurality of thin pipe restraint buckles, and the thick pipe restraint buckle having the largest diameter is disposed closest to the limit The position of the joint between the position piece and the limit connection piece.
2. The combination restraint device according to claim 1, wherein the limiting member is a hollow card slot provided at an end of the first component, and the limiting connecting member is a card provided at an end of the second component A claw into the card slot.
3. The combination restraint device according to claim 1, further comprising a third component extending from the first component at a distance away from the limiter, the third component extending at a certain angle from the first component, A plurality of semi-circular third constraint surfaces are provided;

   A fourth component extending from the second component at an angle to the third component and mating with the third component is provided on an end of the second component far from the limit connection member, and a plurality of semicircular first components are provided on the fourth component. Four constraint surfaces

   The third component and the fourth component cooperate to form a plurality of circular lateral restraint buckles.
4. The restraint device according to claim 3, wherein the inner diameter of the lateral restraint buckle is arranged in order from the small end to the end far from the first component.
5. The combination restraint device according to claim 3, wherein the third component is connected to the first component through a first rotating shaft; and the fourth component is connected to the second component through a second rotating shaft.
6. The assembly of claim 3, wherein an end of the third component remote from the first component and an end of the fourth component remote from the second component are fixedly connected by a snap structure.
7. The combination restraint device according to claim 1, wherein the locking member is a bolt, and the locking connection member is a threaded through hole provided on the first component and the second component correspondingly.
8. The combination restraint device according to claim 7, wherein the thick pipe restraint buckle is provided between the stopper and the threaded through hole, and the thin pipe restraint buckle is provided away from the limiter by the threaded through hole. The end of the extension.
9. The combined restraint device according to claim 1, wherein the inner diameter of the longitudinal restraint buckle is arranged in sequence from the end farther away from the limiter.
10. An outdoor unit of an air conditioner, characterized in that the pipeline in the outdoor unit of the air conditioner is restrained and fixed by the combination restraint device according to any one of claims 1 to 9.

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