CN221124393U - Thermal insulation performance testing device for door body - Google Patents

Abstract

The application relates to the technical field of thermal insulation performance test, and discloses a thermal insulation performance test device for a door body, which comprises: the box body comprises a fixed frame and a movable frame arranged on the fixed frame; the fixed frame comprises a lower side plate, a first side plate and a rear side plate which are fixedly connected with each other and form a semi-enclosed structure; the movable frame comprises an upper side plate and a second side plate, the upper side plate is arranged opposite to the lower side plate, the second side plate is arranged opposite to the first side plate, and the movable frame and the fixed frame are enclosed to form a door body mounting opening; the heating component is arranged in the inner space of the box body; the upper side plate and the second side plate can move to change the size of the door body mounting opening, so that the door body to be tested is matched with door bodies to be tested in different sizes. The thermal insulation performance testing device can be matched with door bodies to be tested in different sizes, and is beneficial to reducing cost.

Description

Thermal insulation performance testing device for door body

Technical Field

The application relates to the technical field of thermal insulation performance testing, in particular to a thermal insulation performance testing device for a door body.

Background

The glass door has higher transparency and aesthetic degree, can well display commodities, is convenient for taking and placing the articles in the cabinet door, is more and more popular with consumers, and is also more and more widely applied to electric products such as refrigerators and freezers. The heat preservation performance of the glass door directly influences the energy consumption of the electric products and the storage quality of articles, and further influences the use experience of users. In the development process, the heat insulation performance of the glass door needs to be tested.

In the related art, each heat insulation performance testing device is only suitable for a glass door body with one specification.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

When the heat preservation performance test is required to be carried out on the glass door bodies with various specifications, a plurality of heat preservation performance test devices are required to be used, the heat preservation performance test is complex, and the research and development cost is improved.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of utility model

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

The embodiment of the disclosure provides a thermal insulation performance testing device for a door body, which can be matched with door bodies to be tested of different sizes, and is beneficial to reducing cost.

In some embodiments, a thermal insulation performance testing apparatus for a door body includes: the box body comprises a fixed frame and a movable frame arranged on the fixed frame; the fixed frame comprises a lower side plate, a first side plate and a rear side plate which are fixedly connected with each other and form a semi-enclosed structure; the movable frame comprises an upper side plate and a second side plate, the upper side plate is arranged opposite to the lower side plate, the second side plate is arranged opposite to the first side plate, and the movable frame and the fixed frame are enclosed to form a door body mounting opening; and a heating assembly disposed in an inner space of the case; the upper side plate and the second side plate can move to change the size of the door body mounting opening, so that the door body to be tested is matched with door bodies to be tested in different sizes.

In some embodiments, the lower end surface of the second side plate is movably connected with the lower side plate, and the rear end surface of the second side plate is movably connected with the rear side plate; the first end side of the upper side plate is movably connected with the first side plate, the second end side of the upper side plate is movably connected with the second side plate, and the rear end side of the upper side plate is movably connected with the rear side plate; wherein, the second curb plate can be followed the length direction of posterior lateral plate and remove, and the upper side board is scalable and the upper side board can be followed the direction of height of posterior lateral plate and remove.

In some embodiments, the heating assembly comprises: a heating element capable of generating heat; and a fan rotatable to drive air flow in the case.

In some embodiments, the heating assembly further comprises: the heating component shell is arranged in the middle of the rear side plate and is provided with an accommodating channel with two open ends; wherein the heating element and the fan are disposed in the receiving channel.

In some embodiments, the walls of the box are configured with through holes; the heating assembly further comprises: and the connecting wire passes through the through hole in a sealing way and extends to the outside of the box body.

In some embodiments, the thermal insulation performance testing device further includes a plurality of first buckle groups, the plurality of first buckle groups are distributed along a length direction of the rear side plate, and the second side plate is fixed to one of the first buckle groups.

In some embodiments, the first snap set comprises: the first buckle is arranged on the lower side plate; the second buckle is arranged on the lower side plate/the rear side plate; and the third buckle is arranged on the rear side plate and is matched with the second buckle and the first buckle to fix the second side plate.

In some embodiments, the first clip, the second clip, and the third clip each comprise a U-shaped clip slot; wherein, the opening of the first buckle faces upwards, the opening of the second buckle faces upwards or forwards, and the opening of the third buckle faces forwards.

In some embodiments, the thermal insulation performance testing device includes a plurality of second buckle groups, the plurality of second buckle groups are distributed along a height direction of the rear side plate, and the upper side plate is fixed to one of the second buckle groups.

In some embodiments, the lower side panel, the first side panel, the rear side panel, the upper side panel, and the second side panel are insulation panels.

The heat preservation performance testing device for the door body provided by the embodiment of the disclosure can realize the following technical effects:

The heat preservation performance testing device for the door body provided by the embodiment of the disclosure comprises a box body and a heating assembly. The box body comprises a fixed frame and a movable frame arranged on the fixed frame, wherein the fixed frame comprises a lower side plate, a first side plate and a rear side plate which are fixedly connected with each other and form a semi-enclosed structure; the movable frame comprises an upper side plate and a second side plate, wherein the upper side plate is arranged opposite to the lower side plate, the second side plate is arranged opposite to the first side plate, and the movable frame and the fixed frame are enclosed to form a door body mounting opening. The heating element is arranged in the inner space of the box body. The upper side plate and the second side plate can move to change the size of the door body mounting opening, so that the door body to be tested is matched with door bodies to be tested in different sizes. When the thermal insulation performance test is required to be carried out on the door bodies to be tested with different sizes, the movable frame is moved to change the size of the door body mounting opening. Therefore, the thermal insulation performance testing device can be matched with the door bodies to be tested in different sizes, the cost is reduced, and the thermal insulation performance testing device can reflect the thermal insulation performance level of the door body to be tested through the thermal load testing result, so that the related personnel can be helped to select a development scheme.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

FIG. 1 is a schematic diagram of a thermal insulation performance testing apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a thermal insulation performance testing apparatus according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of the thermal performance testing apparatus of FIG. 1 at another angle;

fig. 4 is a schematic diagram of a heating assembly provided by an embodiment of the present disclosure.

Reference numerals:

100. a case; 101. a fixed frame; 1011. a lower side plate; 1012. a first side plate; 1013. a rear side plate; 102. a movable frame; 1021. an upper side plate; 1022. a second side plate;

200. a heating assembly; 201. a heating assembly housing;

300. A first buckle group; 301. a first buckle; 302. a second buckle; 303. a third buckle; 400. and the second buckle group.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged where appropriate in order to describe the presently disclosed embodiments. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may 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 embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

In the embodiment of the present disclosure, the character "/" indicates that the front and rear objects are an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes an object, meaning that there may be three relationships. For example, a and/or B, represent: a or B, or, A and B.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

Referring to fig. 1 to 4, the insulation performance testing apparatus provided in the embodiment of the present disclosure includes a case 100 and a heating assembly 200.

The case 100 includes a fixed frame 101 and a movable frame 102 provided to the fixed frame 101. The fixing frame 101 includes a lower side plate 1011, a first side plate 1012, and a rear side plate 1013 fixedly connected to each other and forming a half-surrounding structure. The movable frame 102 includes an upper side plate 1021 disposed opposite to the lower side plate 1011, and a second side plate 1022 disposed opposite to the first side plate 1012, and the movable frame 102 and the fixed frame 101 enclose a door body mounting opening.

The heating assembly 200 is disposed in the inner space of the case 100. Wherein the upper side plate 1021 and the second side plate 1022 are movable to change the size of the door body mounting opening so as to be matched with door bodies to be tested of different sizes.

The insulation performance testing device for a door provided in the embodiment of the present disclosure includes a case 100 and a heating assembly 200. The case 100 includes a fixed frame 101 and a movable frame 102 provided to the fixed frame 101. The fixing frame 101 includes a lower side plate 1011, a first side plate 1012, and a rear side plate 1013 fixedly connected to each other and forming a half-surrounding structure. The movable frame 102 includes an upper side plate 1021 disposed opposite to the lower side plate 1011, and a second side plate 1022 disposed opposite to the first side plate 1012, and the movable frame 102 and the fixed frame 101 enclose a door body mounting opening. The heating assembly 200 is disposed in the inner space of the case 100. Wherein the upper side plate 1021 and the second side plate 1022 are movable to change the size of the door body mounting opening so as to be matched with door bodies to be tested of different sizes. When the thermal insulation performance test needs to be performed on the door bodies to be tested with different sizes, the movable frame 102 is moved to change the size of the door body mounting opening. Therefore, the thermal insulation performance testing device can be matched with the door bodies to be tested in different sizes, the cost is reduced, and the thermal insulation performance testing device can reflect the thermal insulation performance level of the door body to be tested through the thermal load testing result, so that the related personnel can be helped to select a development scheme.

It will be appreciated that the lower side plate 1011 is disposed opposite to the upper side plate 1021, the first side plate 1012 is disposed opposite to the second side plate 1022, and the rear side plate 1013 is disposed opposite to the door body mounting opening.

After the size of the box body is determined, the door body to be tested is arranged on the box body, and the door body to be tested and the box body form a completely sealed heat insulation structure. The heating component 200 is placed in the box body, the power of a heating wire in the heating component 200 is automatically adjusted through the temperature controller, the temperature in the box body is kept stable at the set target temperature, the power of the heating wire consumed in the stable state is recorded, namely the total heat load when the door body to be tested is mounted in the box body is obtained, the door body to be tested with the same size is replaced at the moment, the step test can be carried out again on the box body, and the heat preservation performance of the two door bodies to be tested can be obtained by comparing the heat load test results.

In some embodiments, as shown in fig. 1 and 3, the lower end surface of the second side plate 1022 is movably connected to the lower side plate 1011, and the rear end surface of the second side plate 1022 is movably connected to the rear side plate 1013. The first end side of the upper side plate 1021 is movably connected with the first side plate 1012, the second end side of the upper side plate 1021 is movably connected with the second side plate 1022, and the rear end side of the upper side plate 1021 is movably connected with the rear side plate 1013. Wherein the second side plate 1022 is movable in the longitudinal direction of the rear side plate 1013, the upper side plate 1021 is stretchable and the upper side plate 1021 is movable in the height direction of the rear side plate 1013.

So set up, under the condition that the door body to be tested is installed to door body installing port, the door body to be tested, second curb plate 1022, lower curb plate 1011, upper curb plate 1021, first curb plate 1012 and posterior lateral plate 1013 can enclose and close, make the inner space of box airtight, so the thermal insulation performance of the test door body of being convenient for.

Meanwhile, the second side plate 1022 can move along the length direction of the rear side plate 1013, and the upper side plate 1021 can move along the height direction of the rear side plate 1013, so that the size of the door body mounting opening is convenient to change, the door body to be tested with different sizes is adapted, the research and development cost is reduced, the singleness of the test variable is maintained, and the reliability of the test result is improved.

In this embodiment, the upper side panel 1021 is telescopic to fit the distance between the first side panel 1012 and the second side panel 1022. Meanwhile, an upper side plate 1021 of a suitable size may be selected according to the distance between the first side plate 1012 and the second side plate 1022.

In some embodiments, the heating assembly 200 includes a heating element capable of generating heat and a fan capable of rotating to drive the flow of air within the enclosure 100.

Through heating element generates heat, can provide necessary heat for this thermal insulation performance testing arrangement's thermal load test, through the air flow in the fan drive box 100, can make the temperature in the box 100 more even, improve the accuracy of test.

In some embodiments, as shown in connection with fig. 4, the heating assembly 200 further includes a heating assembly housing 201, the heating assembly housing 201 being disposed at the middle of the rear side plate 1013, the heating assembly housing 201 being configured with a receiving channel having both ends open. Wherein the heating element and the fan are arranged in the accommodating channel.

By providing the heating assembly housing 201, the heating elements and fans are disposed in the receiving channels within the heating assembly housing 201, facilitating transportation and installation of the heating assembly 200. By disposing the heating assembly housing 201 in the middle of the rear side plate 1013, it is advantageous to improve the uniformity of heating the inner space of the case 100 by the heating assembly 200.

Optionally, the receiving channel extends in a vertical direction. Because the height of box is greater than the length of box, through making hold the passageway and extend along vertical direction, the air current flow direction box interior space's after the fan drive heating upper and lower both sides are favorable to improving the homogeneity to box interior space heating.

Optionally, the receiving channel extends in a horizontal direction. The extending direction of the accommodating channel can be flexibly set according to the requirements.

Optionally, as shown in connection with fig. 4, both the upper and lower ports of the receiving channel are provided with a mesh. The heating element and the fan can be protected by arranging the grid mesh, so that larger foreign matters are prevented from falling into the heating assembly 200, and the normal operation of the heating assembly 200 is prevented from being influenced.

In some embodiments, as shown in connection with FIG. 1, the walls of the case 100 are configured with through holes. The heating assembly 200 further includes a connection line hermetically passing through the through-hole and extending to the outside of the case 100. By constructing the through-holes in the wall of the case 100, the connection wires are facilitated to be connected with external wires to achieve communication and energization.

In some embodiments, as shown in fig. 1 and 2, the thermal insulation performance testing apparatus further includes a plurality of first buckle groups 300, the plurality of first buckle groups 300 are distributed along the length direction of the rear side plate 1013, and the second side plate 1022 is fixed to one of the first buckle groups 300.

By fixing the second side plate 1022 to the different first buckle group 300 in this manner, the position of the second side plate 1022 in the longitudinal direction of the rear side plate can be changed, and the length of the door body mounting opening can be changed.

It will be appreciated that the first latch set 300 is in a plane parallel to the first side 1012. By doing so, the second side plate 1022 can be fixed better.

In some embodiments, as shown in connection with fig. 1 and 2, the first clasp group 300 includes a first clasp 301, a second clasp 302, and a third clasp 303. The first buckle 301 is disposed on the lower side plate 1011. The second buckle 302 is provided on the lower side plate 1011/the rear side plate 1013. The third buckle 303 is disposed on the rear side plate 1013, and is matched with the second buckle 302 and the first buckle to fix the second side plate. By providing three buckles, the second side plate 1022 can be fixed relatively firmly, and unnecessary waste can be avoided.

The second buckle 302 may be disposed on the lower side plate 1011 or the rear side plate 1013, and may be flexibly disposed according to actual requirements. As shown in fig. 2, the second buckle 302 is disposed on the lower side plate 1011.

Optionally, the first buckle group 300 includes a plurality of first buckles 301, a plurality of second buckles 302 and a plurality of third buckles 303. By doing so, the second side plate 1022 can be more firmly fixed.

In some embodiments, as shown in connection with fig. 1 and 2, the first catch 301, the second catch 302, and the third catch 303 each comprise a U-shaped slot. Wherein, the opening of the U-shaped slot of the first buckle 301 faces upward, the opening of the U-shaped slot of the second buckle 302 faces upward or forward, and the opening of the U-shaped slot of the third buckle 303 faces forward. The edge of the second side plate 1022 is adapted to enter the U-shaped slot, and is engaged by a plurality of snaps to secure the second side plate 1022. In the adjustment process of the second side plate 1022, the second side plate 1022 is aligned with the first buckle 301, and then pushed inward to complete the installation of the second side plate 1022, and similarly, the second side plate 1022 is pulled out to achieve the detachment of the second side plate 1022.

Specifically, when the second buckle 302 is disposed on the lower side plate 1011, the opening of the second buckle 302 faces upward to clamp the bottom side of the door body to be tested; when the second buckle 302 is disposed on the rear side plate 1013, the opening of the U-shaped slot of the second buckle 302 faces forward to clamp one side of the door body to be tested, which is close to the rear side plate 1013.

In some embodiments, as shown in fig. 1 and 2, the thermal insulation performance testing apparatus further includes a plurality of second buckle groups 400, the plurality of second buckle groups 400 are distributed along the height direction of the rear side plate 1013, and the upper side plate 1021 is fixed to one of the second buckle groups 400.

By fixing the upper side plate 1021 to the different second fastening groups 400 in this manner, the position of the upper side plate 1021 in the height direction of the rear side plate can be changed, and the height of the door body mounting opening can be changed.

It will be appreciated that the second latch set 400 is in a plane parallel to the lower side plate 1011. By doing so, the second side plate 1022 can be fixed better.

The second buckle group 400 includes a fourth buckle, a fifth buckle, and a sixth buckle. The fourth buckle is arranged on the first side plate. The fifth buckle is provided to the first side/rear side plate 1013. The sixth buckle is disposed on the rear side plate 1013, and is matched with the fourth buckle and the fifth buckle to fix the upper side plate 1021. By providing three buckles, the upper side plate 1021 can be fixed relatively firmly, and unnecessary waste can be avoided.

The fifth buckle may be disposed on the first side plate, or may be disposed on the rear side plate 1013, and may be flexibly disposed according to actual requirements. As shown in fig. 2, the fifth buckle is disposed on the first side plate.

Optionally, the second buckle group 400 includes a plurality of fourth buckles, a plurality of fifth buckles and a plurality of sixth buckles. With this arrangement, the upper side plate 1021 can be more firmly fixed.

In some embodiments, as shown in connection with fig. 1 and 2, the fourth clasp, the fifth clasp, and the sixth clasp each include a U-shaped slot. The opening of the U-shaped clamping groove of the fourth buckle faces the second side plate, the opening of the U-shaped clamping groove of the fifth buckle faces the door body mounting opening, and the opening of the U-shaped clamping groove of the sixth buckle faces the first side plate. The edge of the upper side plate 1021 is adapted to enter the U-shaped clamping groove, and the upper side plate 1021 is fixed through the cooperation of a plurality of buckles. In the adjustment process of the upper side plate 1021, the upper side plate 1021 is aligned with the fourth buckle and the sixth buckle, and then pushed inwards to complete the installation of the upper side plate 1021, and similarly, the upper side plate 1021 is pulled outwards to complete the detachment of the upper side plate 1021.

In some embodiments, as shown in connection with fig. 1, the lower side plate 1011, the first side plate 1012, the rear side plate 1013, the upper side plate 1021, and the second side plate 1022 are insulation plates. For example, polyurethane foam board. The arrangement is favorable for enabling the door body to be tested and the box body to form a completely sealed heat preservation structure, and the test condition is met.

Optionally, a joint of the fixed frame 101 and the movable frame 102 is provided with a sealing rubber strip. The arrangement is favorable for enabling the door body to be tested and the box body to form a completely sealed heat preservation structure, and the test condition is met.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A thermal insulation performance testing arrangement for door body, characterized in that includes:

the box body comprises a fixed frame and a movable frame arranged on the fixed frame; the fixed frame comprises a lower side plate, a first side plate and a rear side plate which are fixedly connected with each other and form a semi-enclosed structure; the movable frame comprises an upper side plate and a second side plate, the upper side plate is arranged opposite to the lower side plate, the second side plate is arranged opposite to the first side plate, and the movable frame and the fixed frame are enclosed to form a door body mounting opening; and, a step of, in the first embodiment,

The heating component is arranged in the inner space of the box body; the upper side plate and the second side plate can move to change the size of the door body mounting opening, so that the door body to be tested is matched with door bodies to be tested in different sizes.

2. The thermal insulation performance testing device according to claim 1, wherein the lower end face of the second side plate is movably connected with the lower side plate, and the rear end face of the second side plate is movably connected with the rear side plate; the first end side of the upper side plate is movably connected with the first side plate, the second end side of the upper side plate is movably connected with the second side plate, and the rear end side of the upper side plate is movably connected with the rear side plate;

The second side plate can move along the length direction of the rear side plate, the upper side plate is telescopic, and the upper side plate can move along the height direction of the rear side plate.

3. The insulation performance testing apparatus of claim 1, wherein the heating assembly comprises:

A heating element capable of generating heat; and, a step of, in the first embodiment,

A fan rotatable to drive the flow of air within the housing.

4. A thermal performance testing apparatus according to claim 3, wherein the heating assembly further comprises:

the heating component shell is arranged in the middle of the rear side plate and is provided with an accommodating channel with two open ends; wherein the heating element and the fan are disposed in the receiving channel.

5. The insulation performance testing device according to claim 1, wherein through holes are formed in the wall of the box body; the heating assembly further comprises:

and the connecting wire passes through the through hole in a sealing way and extends to the outside of the box body.

6. The thermal insulation performance testing apparatus according to any one of claims 1 to 5, further comprising a plurality of first buckle groups distributed along a length direction of the rear side plate, the second side plate being fixed to one of the first buckle groups.

7. The thermal performance testing apparatus of claim 6, wherein the first snap set comprises:

the first buckle is arranged on the lower side plate;

the second buckle is arranged on the lower side plate/the rear side plate;

And the third buckle is arranged on the rear side plate and is matched with the second buckle and the first buckle to fix the second side plate.

8. The thermal performance testing apparatus of claim 7, wherein the first, second, and third snaps each comprise a U-shaped slot; wherein, the opening of first buckle up, the opening of second buckle up or forward, the opening of third buckle forward.

9. The thermal insulation performance testing apparatus according to any one of claims 1 to 5, further comprising a plurality of second buckle groups distributed along a height direction of the rear side plate, the upper side plate being fixed to one of the second buckle groups.

10. The insulation performance testing apparatus according to any one of claims 1 to 5, wherein the lower side plate, the first side plate, the rear side plate, the upper side plate, and the second side plate are insulation plates.