CN212057702U

CN212057702U - Sealing maintenance door structure of anti-cold bridge air treatment box body

Info

Publication number: CN212057702U
Application number: CN202020807225.9U
Authority: CN
Inventors: 洪明; 张江林
Original assignee: Dryer Air Handling Equipment Suzhou Co ltd
Current assignee: Dryer Air Handling Equipment Suzhou Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-12-01
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a sealing maintenance door structure of an anti-cold bridge air treatment box body, which comprises a box body panel and a sealing maintenance door arranged in the box body panel, wherein a polyurethane foaming body is arranged in the box body panel; the sealing maintenance door comprises a door frame and a door plate arranged in the door frame; the door frame is fixed in the panel of the box body through adhesion of a polyurethane foaming body, and the door plate comprises an inner plate, an outer plate and a middle plate connected between the inner plate and the outer plate; the door frame is provided with a ring groove, the ring groove is positioned on the inner side of the inner plate, a first square sealing strip is arranged in the ring groove, the middle plate is L-shaped, and the middle plate comprises a first plate body vertically connected to the inner plate and a second plate body integrally connected with the first plate body; the second plate body is located the outside of door frame, is equipped with the square sealing strip of second between second plate body and the door frame. The utility model relates to a sealed maintenance door structure of anti-cold bridge air treatment box, its is rational in infrastructure, and is sealed effectual, the interior outer cold heat transfer of separation box that can be fine.

Description

Sealing maintenance door structure of anti-cold bridge air treatment box body

Technical Field

The utility model relates to a sealed maintenance door structure of anti-cold bridge air treatment box.

Background

As is well known, a maintenance door of an air treatment box mainly plays a role in facilitating the maintenance of the inside of equipment, and must well separate the cold and heat transfer inside and outside the equipment, reduce energy loss and improve the operation efficiency of the equipment, and meanwhile, must have a good sealing effect. The existing maintenance door is generally made of plastic steel or aluminum profiles, and the door made of the materials is generally limited by the shapes of the profiles and cannot well achieve the sealing and cold bridge prevention effects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed maintenance door structure of anti-cold bridge air treatment box, its is rational in infrastructure, and is sealed effectual, the internal and external cold heat transfer of separation box that can be fine.

In order to achieve the purpose, the technical scheme of the utility model is to design a sealing maintenance door structure of a cold bridge prevention air treatment box body, which comprises a box body panel and a sealing maintenance door arranged in the box body panel, wherein a polyurethane foaming body is arranged in the box body panel; the sealing maintenance door comprises a door frame and a door plate arranged in the door frame; the door frame is fixed in the box body panel in an adhesion mode through a polyurethane foaming body, and the door plate comprises an inner plate, an outer plate and a middle plate connected between the inner plate and the outer plate; the door frame is provided with an annular groove, the annular groove is positioned on the inner side of the inner plate, a first square sealing strip is arranged in the annular groove, the middle plate is L-shaped, and the middle plate comprises a first plate body vertically connected to the inner plate and a second plate body integrally connected with the first plate body; the second plate body is located on the outer side of the door frame, and a second square sealing strip is arranged between the second plate body and the door frame.

Preferably, the edge of the outer plate is provided with a vertically folded barrier strip, and the barrier strip is positioned on the outer side of the second square sealing strip.

Preferably, the inner plate, the outer plate and the first plate body enclose a sealed cavity, and the sealed cavity is filled with the polyurethane foam.

Preferably, the first plate body and the inner plate are integrally connected.

Preferably, four fixed blocks are arranged on the outer wall of the box body panel, the four fixed blocks are arranged in a group in pairs and are respectively located on two sides of the outer plate, four pressing blocks are arranged on the outer side of the outer plate and correspond to the four fixed blocks in a one-to-one mode, threaded holes are formed in the fixed blocks, countersunk through holes are formed in the pressing blocks, and pressing bolts connected with the threaded holes are arranged in the countersunk through holes.

Preferably, a handle is arranged on the outer plate.

Preferably, the door frame is an aluminum profile.

The utility model has the advantages and the beneficial effects that: the utility model provides a sealed maintenance door structure of anti-cold bridge air treatment box, its is rational in infrastructure, and is sealed effectual, the interior outer cold heat transfer of separation box that can be fine. The first square sealing strip and the second square sealing strip are arranged between the door plate and the door frame, so that the air tightness of the maintenance door is effectively improved, and the loss of cold energy in the air treatment box body is reduced or eliminated; and, through pack the polyurethane foaming body in the door plant, can effectively prevent cold bridge phenomenon from taking place. In addition, the fixing block is arranged on the panel of the box body and connected with a pressing block used for pressing the door plate through a pressing bolt, so that the door plate can be opened and closed conveniently.

Drawings

Fig. 1 is a first schematic diagram of the present invention.

Fig. 2 is a second schematic diagram of the present invention.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

The utility model discloses the technical scheme who specifically implements is:

as shown in fig. 1 and fig. 2, a sealing maintenance door structure of a cold bridge prevention air treatment box comprises a box panel 1 and a sealing maintenance door 2 arranged in the box panel 1, wherein a polyurethane foam 3 is arranged in the box panel 2; the sealing maintenance door 2 comprises a door frame 21 and a door plate installed in the door frame 21; the door frame 21 is fixed in the box body panel 1 through adhesion of a polyurethane foam body 3, and the door panel comprises an inner plate 22, an outer plate 23 and a middle plate 24 connected between the inner plate 22 and the outer plate 23; the door frame 21 is provided with a ring groove, the ring groove is positioned on the inner side of the inner plate 22, a first square sealing strip 4 is arranged in the ring groove, the middle plate 24 is L-shaped, and the middle plate comprises a first plate body vertically connected to the inner plate 22 and a second plate body integrally connected with the first plate body; the second plate body is located on the outer side of the door frame 21, and a second square sealing strip 5 is arranged between the second plate body 22 and the door frame 21.

The edge of the outer plate 23 is provided with a vertically folded barrier strip 231, and the barrier strip 231 is located outside the second square weather strip 5.

The inner plate 22, the outer plate 23 and the first plate body enclose a sealed cavity, and the polyurethane foam 3 is filled in the sealed cavity.

The first plate body and the inner plate 22 are integrally connected.

Be equipped with four fixed blocks 6 on the outer wall of above-mentioned box panel 1, these four fixed blocks 6 two double-phase a set of both sides that are located planking 23 respectively, and the outside of planking 23 is equipped with four compact heap 7, and these four compact heap 7 and four fixed block 6 one-to-ones are equipped with the screw hole on the fixed block 6, are equipped with the countersunk head through-hole on the compact heap 7, are equipped with the housing washer 8 of being connected with the screw hole in the countersunk head through-hole.

The outer plate 23 is provided with a handle 9.

The door frame 21 is made of aluminum profile.

The utility model has the advantages and the beneficial effects that: the utility model provides a sealed maintenance door structure of anti-cold bridge air treatment box, its is rational in infrastructure, and is sealed effectual, the interior outer cold heat transfer of separation box that can be fine. The first square sealing strip 4 and the second square sealing strip 5 are arranged between the door plate and the door frame 21, so that the air tightness of the maintenance door is effectively improved, and the loss of cold energy in the air treatment box body is reduced or eliminated; and, through pack polyurethane foam 3 in the door plant, can effectively prevent cold bridge phenomenon from taking place. In addition, through set up fixed block 6 on box panel 1, fixed block 6 is connected with the compact heap 7 that is used for compressing tightly the door plant through housing bolt 8 for the door plant can be convenient open and close.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A sealing maintenance door structure of an anti-cold bridge air treatment box comprises a box body panel and a sealing maintenance door arranged in the box body panel, wherein a polyurethane foaming body is arranged in the box body panel; the door frame is fixed in the box body panel in an adhesion mode through a polyurethane foaming body, and the door plate comprises an inner plate, an outer plate and a middle plate connected between the inner plate and the outer plate; the door frame is provided with an annular groove, the annular groove is positioned on the inner side of the inner plate, a first square sealing strip is arranged in the annular groove, the middle plate is L-shaped, and the middle plate comprises a first plate body vertically connected to the inner plate and a second plate body integrally connected with the first plate body; the second plate body is located on the outer side of the door frame, and a second square sealing strip is arranged between the second plate body and the door frame.

2. A structure of a sealing maintenance door of an air treatment box with a cold bridge according to claim 1, wherein the edge of the outer plate is provided with a vertically folded barrier strip which is positioned outside the second square sealing strip.

3. The structure of the sealing maintenance door of the cold bridge prevention air treatment box body as claimed in claim 2, wherein the inner plate, the outer plate and the first plate body enclose a sealing cavity, and the sealing cavity is filled with polyurethane foam.

4. A structure of a sealing maintenance door of an air treatment box for a cold bridge according to claim 3, wherein the first plate body and the inner plate are integrally connected.

5. The structure of the sealing maintenance door of the cold bridge prevention air treatment box body as claimed in claim 4, wherein four fixing blocks are arranged on the outer wall of the box body panel, a group of the four fixing blocks is two by two and respectively located on two sides of the outer plate, four pressing blocks are arranged on the outer side of the outer plate, the four pressing blocks and the four fixing blocks are in one-to-one correspondence, threaded holes are formed in the fixing blocks, countersunk through holes are formed in the pressing blocks, and pressing bolts connected with the threaded holes are arranged in the countersunk through holes.

6. A structure of a sealing and repairing door of a cold bridge air treatment box according to claim 5, wherein a handle is provided on said outer plate.

7. A sealing maintenance door structure of an anti-cold bridge air treatment box according to claim 6, characterized in that the door frame is an aluminum section bar.