Double door plate sealing structure

Abstract

The utility model relates to a double-door plate sealing structure, comprising a test box body, the outer wall of which is provided with a first sealing member at the position of a door opening of the test box body; the first door plate and the second door plate are hinged to the box door opening position of the test box body, second sealing pieces are arranged on the end faces, opposite to the test box body, of the first door plate and the second door plate, and the second sealing pieces make contact with the first sealing pieces to achieve sealing of the first door plate, the second door plate and the test box body; third sealing pieces are arranged on the opposite side faces of the first door plate and the second door plate, and the third sealing pieces are filled between the first door plate and the second door plate to achieve sealing. According to the double door plate sealing structure, the sealing structures are designed at the door plate and the door frame, and the sealing structures are optimized for the structural design of the door plate and the door frame, so that better sealing performance is ensured; the test box is mainly used for acoustic detection before various products are off line, and the door sealing performance of the test box is a key factor for ensuring the stability of a test environment and the accuracy of test data.

Description

TECHNICAL FIELD

[0001] The utility model relates to noise test equipment technical field especially is a double -open door board sealing structure. BACKGROUND

[0002] In the prior art, the test box usually has a single door or double door design for facilitating the device to be put in or taken out. However, the existing double door test box often has some defects in the sealing performance, and the specific problems include:

[0003] 1. Poor sealing: the sealing device of the existing double door design often uses a single sealing material (such as rubber ring or sealing strip), but with the increase of the use time, the sealing strip may be caused to have a decreased sealing performance due to aging, deformation or abrasion, thereby affecting the air tightness of the test box, and further affecting the accuracy and reliability of the experimental data.

[0004] 2. Inconvenient installation: the existing sealing device is complex to install, and requires more manual operation, thereby increasing the production cost and maintenance difficulty.

[0005] 3. Poor durability: since the test box often needs to work for a long time with high intensity, the existing sealing device has insufficient durability, and is easily failed in long-term use, thereby affecting the long-term stability of the device.

[0006] 4. Inherent structural defects: the double door structure itself has natural defects, and the gap in the middle of the two door leaves cannot be sealed due to the necessity of opening and closing, thereby causing serious sound leakage.

[0007] Therefore, how to improve the sealing performance, durability, adaptability and convenience of the double door sealing device of the test box has become a technical problem to be solved by the present application. CONTENT OF THE UTILITY MODEL

[0008] Therefore, the utility model solves the problem of how to achieve the test sealing requirement between the box body and the door plate and between the door plate gaps of the test box with the double door structure in the prior art.

[0009] To solve the above technical problems, the utility model provides a double open door plate sealing structure, include: test box body, its box door mouth position department outer wall is equipped with first sealing element, first door plate, it is hinged in test box body's box door mouth position department, second door plate, it is hinged in test box body's door mouth position department, and second door plate and first door plate stroke opposite open door structure, first door plate and second door plate are equipped with second sealing element on opposite end face of test box body, when first door plate and second door plate are closed, second sealing element and first sealing element contact and realize the sealing of first door plate and second door plate and test box body, wherein, first door plate and second door plate opposite side is equipped with third sealing element, and third sealing element fills between first door plate and second door plate and realizes the sealing.

[0010] In an embodiment of the utility model, the third sealing element includes a sealing support and a sealing strip, the sealing support is connected to the side of the first door plate opposite the second door plate, and the sealing strip is installed on the sealing support, and the second door plate is in contact with the sealing strip.

[0011] In an embodiment of the utility model, the sealing support is provided with a rectangular boss along the length direction, and the sealing strip is provided with a right-angle bending part, and the right-angle bending part covers the rectangular boss.

[0012] In an embodiment of the utility model, the corner of the second door plate in contact with the third sealing element is provided with a rectangular recess, the rectangular boss is arranged in the rectangular recess, and the right-angle bending part is arranged between the rectangular boss and the rectangular recess to realize sealing.

[0013] In an embodiment of the utility model, the sealing strip is provided with a connecting convex part one, the right-angle bending part is provided with a connecting convex part two, the sealing support is provided with a connecting recess one, the rectangular boss is provided with a connecting recess two, the connecting convex part one is arranged in the connecting recess one, and the connecting convex part two is arranged in the connecting recess two.

[0014] In an embodiment of the utility model, the cross sections of the first sealing element and the second sealing element are both "U" shaped.

[0015] In an embodiment of the utility model, the first door plate and the second door plate are both provided with an electromagnetic door lock between the first door plate and the second door plate and the test box body.

[0016] In an embodiment of the utility model, one side of the test box body is provided with a rectangular box door mouth, and the first door plate and the second door plate cover the rectangular box door mouth position.

[0017] In an embodiment of the utility model, the vertical both sides position at the rectangular box door mouth is equipped with the hinge mounting plate, be equipped with a plurality of invisible hinges on the hinge mounting plate, the first door leaf and second door leaf are connected through invisible hinge and test box body.

[0018] In an embodiment of the utility model, the first sealing piece is equipped with the first clamping groove on the end face away from test box body, the second sealing piece is equipped with the third convex part on the end face opposite with first sealing piece, the third convex part sets up in first clamping groove.

[0019] The above technical scheme of the utility model has the following beneficial effects compared with prior art:

[0020] 1, adopt high performance sealing material, such as the silica gel sealing strip or composite material with higher elasticity, to improve sealing effect and prolong service life.

[0021] 2, the door frame is designed to seal the structure, and the structure of the door frame is optimized to ensure better sealing performance.

[0022] 3, enhance the convenience of sealing device, the electromagnetic door lock is designed on the door plate, which solves the inconvenience of manual door opening and considers the door plate pressing function.

[0023] Solving the above most core door plate sealing problem solves the sound insulation performance problem of the door, and simultaneously solves the low noise performance problem of the test box to a great extent, and increases the durability and convenience. DRAWINGS

[0024] In order to make the content of the utility model more easily understood clearly, the utility model is further explained in detail below according to the specific embodiment of the utility model and combining with the drawings, wherein

[0025] Figure 1 It is the assembly drawing of the double-open door plate sealing structure in the preferred embodiment of the utility model;

[0026] Figure 2 It is the local structure schematic of the double-open door plate sealing structure in the preferred embodiment of the utility model Figure 1 ;

[0027] Figure 3 It is the local structure schematic of the double-open door plate sealing structure in the preferred embodiment of the utility model Figure 2 ;

[0028] Figure 4 It is the structure schematic of the first door plate and the second door plate in the preferred embodiment of the utility model;

[0029] Figure 5The utility model discloses a structure schematic diagram of the connecting place of the first door plate and the second door plate in the preferred embodiment of the utility model.

[0030] Figure 6 The utility model discloses a structure schematic diagram of the third sealing piece in the preferred embodiment of the utility model.

[0031] Figure 7 The utility model discloses a structure schematic diagram of the connecting structure of the first sealing piece and the second sealing piece in the preferred embodiment of the utility model.

[0032] The utility model discloses a structure schematic diagram of the connecting place of the first door plate and the second door plate in the preferred embodiment of the utility model. Specific implementation

[0033] The utility model will be further explained in connection with the drawings and specific embodiment, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0034] Refer to Figures 1-4 The utility model discloses a double -open door plate sealing structure, include: test box body 1, first door plate 2, second door plate 3 and set up between test box body 1, first door plate 2 and second door plate 3 sealing piece, test box body 1, be equipped with first sealing piece 11 on the outer wall at the door mouth position of box, first door plate 2, the hinged joint is at the door mouth position of test box body 1, second door plate 3, the hinged joint is at the door mouth position of test box body 1, and second door plate 3 and first door plate 2 stroke opposite -open door structure, the second sealing piece 4 is equipped on the end face opposite to test box body 1 of first door plate 2 and second door plate 3, when first door plate 2 and second door plate 3 close, the second sealing piece 4 and first sealing piece 11 contact and realize the sealing of first door plate 2 and second door plate 3 with test box body 1, wherein, the third sealing piece 5 is equipped on the side opposite to second door plate 3 of first door plate 2, and the third sealing piece 5 fills between first door plate 2 and second door plate 3 and realizes the sealing.

[0035] Refer to Figure 5 , 6As shown, the third sealing member 5 comprises a sealing support 51 connected to the side of the first door plate 2 opposite the second door plate 3 and a sealing strip 52 installed on the sealing support 51, and the second door plate 3 is in contact with the sealing strip 52. The sealing support 51 is provided with a rectangular boss 511 in the length direction, and the sealing strip 52 is provided with a right-angle bending part 521, and the right-angle bending part 521 covers the rectangular boss 511. The corner of the second door plate 3 in contact with the third sealing member 5 is provided with a rectangular recess 31, the rectangular boss 511 is arranged in the rectangular recess 31, and the right-angle bending part 521 is arranged between the rectangular boss 511 and the rectangular recess 31 to achieve sealing. The first sealing member 11, the second sealing member 4 and the sealing strip 52 are made of EVA (ethylene-vinyl acetate copolymer) or PE (polyethylene) and have good flexibility and sealing effect.

[0036] Through the structure of the rectangular boss 511 and the rectangular recess 31, a concave-convex sealing structure is formed between the first door plate 2 and the second door plate 3.

[0037] In the above structure, the sealing strip 52 is provided with a connecting convex part one 522, the right-angle bending part 521 is provided with a connecting convex part two 523, the sealing support 51 is provided with a connecting recess one 512, the rectangular boss 511 is provided with a connecting recess two 513, the connecting convex part one 522 is arranged in the connecting recess one 512, and the connecting convex part two 523 is arranged in the connecting recess two 513. Preferably, the connecting convex part one 522, the connecting convex part two 523, the connecting recess one 512 and the connecting recess two 513 are arranged in the shape of a cross.

[0038] In the above structure, the first door plate 2 and the second door plate 3 are both provided with an electromagnetic door lock 6 between the first door plate 2 and the second door plate 3 and the test box body 1. The outer wall of the first door plate 2 and the second door plate 3 is both provided with a door handle 21.

[0039] In the above structure, one side of the test box body 1 is provided with a rectangular box door opening 12, and the first door plate 2 and the second door plate 3 cover the position of the rectangular box door opening 12. The vertical two sides of the rectangular box door opening 12 are provided with a hinge mounting plate 13, the hinge mounting plate 13 is provided with a plurality of invisible hinges 14, and the first door plate 2 and the second door plate 3 are connected with the test box body 1 through the invisible hinges 14. The hinge mounting plate 13 is a right-angle plate, and the invisible hinges 14 are installed at the inner recessed right-angle position of the hinge mounting plate 13, so that from the appearance, the invisible hinges 14 cannot be seen, thereby improving the overall aesthetics of the test box.

[0040] Reference Figure 7As shown, the cross sections of the first seal 11 and the second seal 4 are both "U" shaped. The first seal 11 is provided with a first clamping groove 111 on the end face away from the test box 1, and the end face of the second seal 4 opposite to the first seal 11 is provided with a third protruding part 41, which is arranged in the first clamping groove 111.

[0041] Obviously, the above embodiments are only examples for clearly illustrating the present application, and are not intended to limit the embodiments. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments cannot be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A dual door panel seal structure, characterized by, The utility model relates to a test box door sealing structure, which comprises the following: a test box, which is provided with a first sealing element on the outer wall at the position of the box door opening; a first door plate, which is hinged at the position of the box door opening of the test box; a second door plate, which is hinged at the position of the door opening of the test box, and the second door plate and the first door plate are in a stroke opposite opening structure, the opposite end faces of the first door plate and the second door plate are provided with a second sealing element, and the second sealing element is in contact with the first sealing element to achieve the sealing of the first door plate, the second door plate, and the test box when the first door plate and the second door plate are closed; wherein the opposite side faces of the first door plate and the second door plate are provided with a third sealing element, and the third sealing element is filled between the first door plate and the second door plate to achieve sealing.

2. The dual door panel seal structure of claim 1, wherein: The third sealing element comprises a sealing support and a sealing strip, the sealing support is connected to the side face of the first door plate opposite the second door plate, the sealing strip is installed on the sealing support, and the second door plate is in contact with the sealing strip.

3. The dual door panel seal structure of claim 2, wherein: The sealing support is provided with a rectangular boss along the length direction, the sealing strip is provided with a right-angle bending part, and the right-angle bending part covers the rectangular boss.

4. The dual door panel seal structure of claim 3, wherein: The corner of the second door plate in contact with the third sealing element is provided with a rectangular recess, the rectangular boss is arranged in the rectangular recess, and the right-angle bending part is arranged between the rectangular boss and the rectangular recess to achieve sealing.

5. The dual swing door panel seal structure of claim 3 or 4, wherein: The sealing strip is provided with a connecting convex part one, the right-angle bending part is provided with a connecting convex part two, the sealing support is provided with a connecting recess one, the rectangular boss is provided with a connecting recess two, the connecting convex part one is arranged in the connecting recess one, and the connecting convex part two is arranged in the connecting recess two.

6. The dual door panel seal structure of claim 1, wherein: The cross sections of the first sealing element and the second sealing element are both "U" shaped.

7. The dual door panel seal structure of claim 1, wherein: The first door plate and the second door plate are both provided with an electromagnetic door lock between the first door plate, the second door plate, and the test box.

8. The dual door panel seal structure of claim 1, wherein: One side of the test box is provided with a rectangular box door opening, and the first door plate and the second door plate cover the position of the rectangular box door opening.

9. The dual door panel seal structure of claim 8, wherein: The vertical sides of the rectangular box door opening are provided with hinge mounting plates, the hinge mounting plates are provided with a plurality of invisible hinges, and the first door plate and the second door plate are connected to the test box through the invisible hinges.

10. The dual door panel seal structure of claim 1, wherein: The end face of the first sealing element away from the test box is provided with a first clamping groove, the end face of the second sealing element opposite the first sealing element is provided with a third convex part, and the third convex part is arranged in the first clamping groove.

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