CN217425259U

CN217425259U - Long-range air supply temperature test case

Info

Publication number: CN217425259U
Application number: CN202123289532.6U
Authority: CN
Inventors: 单升宜; 杨银海; 陈晓龙
Original assignee: Shanghai On Device Group Test Equipment Co ltd
Current assignee: Shanghai On Device Group Test Equipment Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-09-13
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a long-distance air supply temperature test box, which comprises a main box body, an auxiliary box body, an air supply pipeline and an air return pipeline, wherein the air supply pipeline and the air return pipeline are connected between the main box body and the auxiliary box body; and the inlet of the air supply pipeline of the auxiliary box body and the outlet of the return air pipeline are respectively provided with a variable frequency axial flow fan. A hard connecting pipeline is adopted between the main box body and the auxiliary box body, and the corners are connected by arc-shaped hard pipelines, so that the air supply effect is still good when the distance is long. The axial flow fan of frequency conversion is increased at the end of the air supply pipeline, through tests, the effect is far better than that of the axial flow fan without frequency conversion, and the air speed of the fan is adjustable, so that the requirements under different conditions can be better met.

Description

Long-range air supply temperature test case

Technical Field

The utility model belongs to high low temperature test case field, concretely relates to long-range air supply temperature test case.

Background

Most of remote air supply test boxes in the market at present are connected to an auxiliary box body in a test through a main box body which provides circulating air and is usually about three meters in length through a heat preservation hose as shown in figure 1, and air is filled inwards, so that the temperature of the heat preservation box in the test meets the test requirement.

The test box uses a hose to supply air, and the common distance is long, so that the air supply efficiency is seriously influenced, and the test requirement is often not met.

Disclosure of Invention

The utility model aims to solve the technical problem that: the utility model provides a long-range air supply temperature test box has solved the not satisfied problem of requirement of far-range air supply among the prior art.

The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:

a remote air supply temperature test box comprises a main box body, an auxiliary box body, an air supply pipeline and an air return pipeline, wherein the air supply pipeline and the air return pipeline are connected between the main box body and the auxiliary box body; and the inlet of the air supply pipeline and the outlet of the return air pipeline of the auxiliary box body are respectively provided with a variable-frequency axial flow fan.

And pipeline interfaces are arranged between the air supply pipeline and the auxiliary box body, between the air return pipeline and the auxiliary box body, and the variable-frequency axial flow fan is fixed in the pipeline interfaces.

And the variable-frequency axial flow fan is fixed at the joint of the pipeline flange through bolts.

The air supply pipeline and the air return pipeline are both made of hard material pipes, and the turning part is connected by an arc-shaped pipeline.

The air supply pipeline and the air return pipeline can adopt galvanized pipes or stainless steel pipes.

The length of the air supply pipeline and the air return pipeline can reach 4-5 meters.

The frequency conversion axial flow fan is provided with a power adjusting switch.

The variable-frequency axial flow fan can adjust the air speed and the air output.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. a hard connecting pipeline is adopted between the main box body and the auxiliary box body, and the corners are connected by arc-shaped hard pipelines, so that the air supply effect is still good when the distance is long.

2. The axial flow fan with the frequency conversion added at the tail end of the air supply pipeline is tested, the effect is much better than that of the axial flow fan without the frequency conversion, and the air speed of the fan is adjustable, so that the requirements under different conditions can be better met.

3. Can be suitable for various test products (speed reducers and motors).

Drawings

Fig. 1 is a perspective view of the structure of the remote air supply temperature test box of the present invention.

Fig. 2 is a rear view of the structure of the remote air supply temperature test box of the present invention.

Fig. 3 is a front view of the structure of the remote air supply temperature test box of the present invention.

Fig. 4 is the utility model discloses long-range air supply temperature test box's structure left view.

Fig. 5 is a top view of the structure of the remote air supply temperature test box of the present invention.

Wherein, the labels in the figure are: 1-a main box body; 2-an air supply pipeline; 3-a first variable frequency axial flow fan; 4-auxiliary box body; 5-a second variable frequency axial flow fan; 6-return air duct; 7-a pipe interface; 8-a replaceable connector; 9-replaceable fixing head.

Detailed Description

The structure and working process of the present invention will be further explained with reference to the accompanying drawings.

A remote air supply temperature test box comprises a main box body, an auxiliary box body, an air supply pipeline and an air return pipeline, wherein the air supply pipeline and the air return pipeline are connected between the main box body and the auxiliary box body; and the inlet of the air supply pipeline of the auxiliary box body and the outlet of the return air pipeline are respectively provided with a variable frequency axial flow fan.

In a specific embodiment, as shown in figures 1 to 5,

a long-distance air supply temperature test box comprises a main box body 1, an auxiliary box body 4, an air supply pipeline 2 and an air return pipeline 6, wherein the air supply pipeline 2 and the air return pipeline 6 are connected between the main box body 1 and the auxiliary box body 4; and the inlet of the air supply pipeline 2 and the outlet of the air return pipeline 6 of the auxiliary box body 4 are respectively provided with a variable frequency axial flow fan which is a first variable frequency axial flow fan 3 and a second variable frequency axial flow fan 5.

Pipeline interfaces 7 are arranged between the air supply pipeline 2, the air return pipeline 6 and the auxiliary box body 4, the first variable-frequency axial flow fan 3 is fixed inside the pipeline interface 7 connected between the air supply pipeline 2 and the auxiliary box body 4, and the second variable-frequency axial flow fan 5 is fixed inside the pipeline interface 7 connected between the air return pipeline 6 and the auxiliary box body 4.

The air supply pipeline and the air return pipeline are both made of hard material pipes, and the corners are connected through arc-shaped pipelines.

The air supply pipeline and the air return pipeline can be made of galvanized pipes or stainless steel pipes and made of other hard materials, and the same function can be achieved.

The frequency conversion axial flow fan is provided with a power regulating switch.

The auxiliary box body 4 can be internally provided with a replaceable connector 8 and a replaceable fixing head 9, and is used for replacing different test product structures, so that the box body can test products with various connectors conveniently, has good compatibility and universality, and effectively improves the utilization rate.

The specific working principle and the working process of the remote air supply temperature test box are as follows:

the axial flow fan with the variable frequency is additionally arranged at the tail end of the air supply pipeline, so that air in the air supply pipeline flows, loss is reduced, and different air pressures required by customer tests can be met.

After the long-range air supply temperature test box starts, the wind of main tank body output reachs the import of vice box air supply through supply air duct, through first axial fan drive back, flow of the wind in the supply air duct with higher speed, reachs the air-out pipeline through vice box, through the drive back of second axial fan for wind is accelerated in the flow of air-out pipeline, and like this, the quick effective flow that can reach wind of going round and round for the test of product has effectively improved efficiency of software testing.

The axial flow fan with the frequency conversion added at the tail end of the air supply pipeline is tested, the effect is much better than that of the axial flow fan without the frequency conversion, and the air speed of the fan is adjustable, so that the requirements under different conditions can be better met.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

What this application will protect is proof box device structure, involves upper computer control software etc. and is prior art, and the field technician can realize completely, need not to be added with the word, and this application protection's content does not relate to the improvement to software and method either.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A remote air supply temperature test box comprises a main box body, an auxiliary box body, an air supply pipeline and an air return pipeline, wherein the air supply pipeline and the air return pipeline are connected between the main box body and the auxiliary box body; the method is characterized in that: and the inlet of the air supply pipeline of the auxiliary box body and the outlet of the return air pipeline are respectively provided with a variable frequency axial flow fan.

2. A remote supply air temperature test chamber as set forth in claim 1, wherein: and pipeline interfaces are arranged between the air supply pipeline and the auxiliary box body, between the air return pipeline and the auxiliary box body, and the variable-frequency axial flow fan is fixed in the pipeline interfaces.

3. A remote supply air temperature test chamber as set forth in claim 2, wherein: and the variable-frequency axial flow fan is fixed at the joint of the pipeline flange through bolts.

4. A remote supply air temperature test chamber as set forth in claim 1, wherein: the air supply pipeline and the air return pipeline are both made of hard material pipes, and the corners are connected through arc-shaped pipelines.

5. A remote supply air temperature test chamber as set forth in claim 4, wherein: the air supply pipeline and the air return pipeline can adopt galvanized pipes or stainless steel pipes.

6. A remote supply air temperature test chamber as claimed in claim 1, wherein: the length of the air supply pipeline and the air return pipeline can reach 4-5 meters.

7. A remote supply air temperature test chamber as set forth in claim 1, wherein: the frequency conversion axial flow fan is provided with a power regulating switch.

8. A remote supply air temperature test chamber as set forth in claim 7, wherein: the variable-frequency axial flow fan can adjust the air speed and the air output.