Picture frame corner connecting piece

Abstract

The utility model discloses a picture frame corner connecting piece, which belongs to the technical field of picture frames, and comprises a first corner piece and a second corner piece, and a dehumidification structure is arranged on the first corner piece; a connecting structure is arranged on the first corner piece; the dehumidification structure comprises a sliding groove formed in an inner cavity of the first corner piece, a mounting box is slidably connected to the sliding groove formed in the first corner piece, a first sliding block is mounted on the bottom wall of the mounting box, the outer wall of the first sliding block is inserted into the inner wall of the first corner piece, and a drying agent is placed in the mounting box. By arranging the dehumidification structure, a door plate is opened, a drying agent is put in, then a mounting box is inserted into a first corner piece, a first frame and a second frame are inserted into the first corner piece, the arranged drying agent conducts certain dehumidification on air and wood through a ventilation opening, and the situation that the wood absorbs too much water, and consequently swelling deformation is caused is effectively avoided; therefore, the picture frame and the picture are effectively prevented from being damaged.

Description

Technical Field

[0001] The utility model belongs to the technical field of picture frames, and in particular relates to a picture frame corner connector. Background Art

[0002] Picture frame corner connectors are key components used to connect different parts of the picture frame. They ensure the stability and aesthetics of the picture frame. Picture frame corner connectors are usually located at the four corners of the picture frame and are responsible for firmly connecting the two sides of the picture frame. Picture frames and corner connectors are made of a variety of materials, including wood, metal, plastic, etc.

[0003] However, some picture frames and corner connectors made of wood or MDF are easily affected by moisture if placed in an environment with excessive humidity for a long time, such as a damp basement or near a bathroom. This is because picture frames and corner connectors made of wood or MDF are very sensitive to environmental humidity. When the humidity exceeds the standard, the wood will absorb too much moisture, causing expansion and deformation, which will not only damage the picture frame but also cause certain damage to the painting.

[0004] In order to solve the above problems, this application proposes a picture frame corner connector. Utility Model Content

[0005] In view of the problems in the related art, the utility model proposes a picture frame corner connector to overcome the above technical problems existing in the existing related art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A picture frame corner connector, comprising a first corner connector and a second corner connector, wherein a dehumidification structure is provided on the first corner connector;

[0008] The first corner piece is provided with a connecting structure;

[0009] The dehumidification structure includes a slide groove provided in the inner cavity of the first corner piece, an installation box is slidably connected to the slide groove provided in the first corner piece, a first slider is installed on the bottom wall of the installation box, an outer wall of the first slider is inserted into the inner wall of the first corner piece, a desiccant is placed inside the installation box, a ventilation hole for ventilating the installation box is provided on a side of the installation box away from the first corner piece, the outer wall of the ventilation hole is fitted with the outer wall of the first frame, the outer wall of the first frame is inserted into the inner wall of the first corner piece, the side of the first frame away from the first corner piece is fitted with the inner wall of the second corner piece, and the outer wall of the second corner piece is fitted with the outer wall of the first corner piece.

[0010] A second slider is installed on the side of the installation box away from the first slider, and the outer wall of the second slider is inserted into the inner wall of the first corner piece. By providing the second slider, the stability of the installation box during insertion is effectively improved.

[0011] The inner wall of the installation box is hinged with a door panel, and the outer wall of the door panel is in contact with the inner wall of the desiccant. The door panel is provided to facilitate personnel to place the box and take out the desiccant.

[0012] The connecting structure includes a first spring installed in the inner cavity of the first corner piece, a first abutment block is installed at one end of the first spring away from the first corner piece, a circular groove is fitted on the side of the first abutment block away from the first spring, a second spring is installed on the side of the circular groove away from the first abutment block, one end of the second spring away from the second abutment block is fixedly connected to the inner wall of the first corner piece, a circular groove is provided at a position of the first corner piece close to the first abutment block, and a clamping block is installed on the outer wall of the second corner piece. The connection structure is provided to facilitate installation and disassembly of the corner piece.

[0013] The outer walls of the first abutting block and the second abutting block are arranged in an arc shape to facilitate the insertion of the clamping block. By arranging the abutting block in an arc shape, the insertion and clamping of the clamping block are facilitated.

[0014] A fixing block is installed on the outer wall of the first frame, and the outer wall of the fixing block is in contact with the side of the door panel away from the desiccant. The side of the fixing block away from the door panel is clamped with the second frame. By setting the fixing block, the door panel can be effectively fixed to a certain extent.

[0015] In summary, the technical effects and advantages of the utility model are as follows: the picture frame corner connector,

[0016] 1. By setting up a dehumidification structure, open the door panel and put the desiccant in, then insert the installation box into the first corner piece, and then insert the first frame and the second frame into the first corner piece respectively. The set desiccant dehumidifies the air and wood through the vents, effectively preventing the wood from absorbing too much moisture and causing expansion and deformation, thereby effectively avoiding damage to the picture frame and the painting.

[0017] 2. By setting up a connecting structure and pressing the snap-in block between the two abutting blocks, under continuous pressing, the top end of the snap-in block is separated from the two abutting blocks, while the two abutting blocks are snap-connected with the rear end of the snap-in block, thereby effectively improving the connection effect between the first corner piece and the second corner piece and facilitating installation and disassembly by personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2This is a schematic cross-sectional view of the internal structure of the second corner piece of the utility model;

[0020] Figure 3 It is a schematic cross-sectional view of the internal structure of the first corner piece of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection structure of the utility model.

[0022] In the figure:

[0023] 1. First corner piece; 2. Second corner piece;

[0024] 3. Dehumidification structure; 301. Slide; 302. Installation box; 303. First slider; 304. Second slider; 305. Door panel; 306. Desiccant; 307. Ventilation port;

[0025] 4. Connecting structure; 401. First spring; 402. Second spring; 403. First abutting block; 404. Second abutting block; 405. Circular groove; 406. Clamping block;

[0026] 5. First frame; 6. Second frame; 7. Fixed block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] Reference Figure 1-3 A picture frame corner connector includes a first corner piece 1 and a second corner piece 2. A dehumidification structure 3 is arranged on the first corner piece 1. The dehumidification structure 3 includes a slide groove 301 opened in the inner cavity of the first corner piece 1. The first corner piece 1 and the second corner piece 2 are both L-shaped, and the same dehumidification structure 3 is arranged at both ends of the first corner piece 1, and the second corner piece 2 is also symmetrically opened with dehumidification structures 3 of the same size and number as the first corner piece 1.

[0029] An installation box 302 is slidably connected to the slide groove 301 opened on the first corner piece 1, and a first slider 303 is installed on the bottom wall of the installation box 302. The outer wall of the first slider 303 is inserted into the inner wall of the first corner piece 1. The interior of the installation box 302 is hollow, and the first slider 303 is inserted at the port of the first corner piece 1. A desiccant 306 is placed inside the installation box 302. A vent 307 for ventilating the installation box 302 is opened on the side of the installation box 302 away from the first corner piece 1. The desiccant 306 absorbs moisture in the air through the vent 307 to reduce the invasion of moisture into the first corner piece 1.

[0030] The outer wall of the vent 307 fits with the outer wall of the first frame 5, the outer wall of the first frame 5 is inserted into the inner wall of the first corner piece 1, the side of the first frame 5 away from the first corner piece 1 fits with the inner wall of the second corner piece 2, the outer wall of the second corner piece 2 fits with the outer wall of the first corner piece 1, after the first frame 5 is inserted into the interior of the first corner piece 1, the second corner piece 2 is inserted and clamped on the first frame 5, and the first frame 5 is clamped at the position between the first corner piece 1 and the second corner piece 2.

[0031] A second slider 304 is installed on the side of the installation box 302 away from the first slider 303, and the outer wall of the second slider 304 is inserted into the inner wall of the first corner piece 1. The first slider 303 is set to effectively improve the stability of the installation box 302 during its movement. The inner wall of the installation box 302 is hinged with a door panel 305, and the outer wall of the door panel 305 is in contact with the inner wall of the desiccant 306. The door panel 305 is set to facilitate personnel to place and remove the desiccant 306 placed inside the installation box 302.

[0032] Reference Figure 1 and Figure 4 A connecting structure 4 is provided on the first corner piece 1, and multiple connecting structures 4 are provided on the first corner piece 1, which are used to improve the connection effect between the first corner piece 1 and the second corner piece 2. The connecting structure 4 includes a first spring 401 installed in the inner cavity of the first corner piece 1, and a first abutment block 403 is installed at one end of the first spring 401 away from the first corner piece 1. When the first abutment block 403 is subjected to pressure, the first spring 401 is driven to retract inwardly, and a circular groove 405 is fitted on the side of the first abutment block 403 away from the first spring 401, and a second spring 402 is installed on the side of the circular groove 405 away from the first abutment block 403. One end of the second spring 402 away from the second abutment block 404 is fixedly connected to the inner wall of the first corner piece 1, and the second spring 402 is driven to retract inwardly when the second abutment block 404 is subjected to pressure.

[0033] A circular groove 405 is provided at a position of the first corner piece 1 near the first abutment block 403, and a plurality of circular grooves 405 are installed on the first corner piece 1. A clamping block 406 is installed on the outer wall of the second corner piece 2, and the clamping blocks 406 are symmetrically installed on the second corner piece 2 according to the number of the circular grooves 405. The outer walls of the first abutment block 403 and the second abutment block 404 are arranged in an arc shape to facilitate the insertion of the clamping block 406, and the top of the clamping block 406 is arranged in an arc shape to facilitate installation and disassembly by personnel.

[0034] The second corner piece 2 is fitted with the outer walls of the first abutting block 403 and the second abutting block 404 through the arranged clamping block 406. After the first abutting block 403 and the second abutting block 404 are subjected to force, they drive the first spring 401 and the second spring 402 to contract inwardly. At this time, the top end of the clamping block 406 is disengaged from the first abutting block 403 and the second abutting block 404, and the top end of the clamping block 406 is fitted with the inner wall of the first corner piece 1, and the first spring 401 and the second spring 402 drive the first abutting block 403 and the circular groove 405 to clamp the rear end of the clamping block 406.

[0035] A fixing block 7 is installed on the outer wall of the first frame 5. The fixing blocks 7 are symmetrically installed on both sides of the first frame 5. The outer wall of the fixing block 7 is in contact with the side of the door panel 305 away from the desiccant 306. The side of the fixing block 7 away from the door panel 305 is clamped with the second frame 6. The second frame 6 is also installed with a fixing block 7 of the same size and position. The fixing block 7 is in contact with the door panel 305, which effectively prevents the door panel 305 from opening accidentally, thereby causing the desiccant 306 to leak.

[0036] Working principle:

[0037] Open the door panel 305 and put the desiccant 306 in, then align the first slider 303 and the second slider 304 with the slide groove 301 provided in the first corner piece 1, insert the installation box 302 into the slide groove 301 provided in the first corner piece 1 through the first slider 303 and the second slider 304, then insert the first frame 5 and the second frame 6 into the interior of the first corner piece 1 respectively, and make the fixing block 7 abut against the door panel 305, and the set desiccant 306 dehumidifies the air and wood to a certain extent through the vent 307, effectively preventing the wood from absorbing too much moisture and causing expansion and deformation, thereby effectively preventing damage to the picture frame and the painting.

[0038] Then align the clamping block 406 on the second corner piece 2 with the circular groove 405 opened in the first corner piece 1 and press inward. At this time, the clamping block 406 is clamped in the position between the first abutting block 403 and the second abutting block 404. Under continuous pressing, the top end of the clamping block 406 is disengaged from the first abutting block 403 and the second abutting block 404, and the top end of the clamping block 406 is in contact with the inner wall of the first corner piece 1, and the first spring 401 and the second spring 402 drive the first abutting block 403 and the circular groove 405 to clamp the rear end of the clamping block 406, which effectively improves the connection effect between the first corner piece 1 and the second corner piece 2, and is convenient for personnel to install and disassemble.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A picture frame corner connector, comprising a first corner connector (1) and a second corner connector (2), characterized in that: The first corner piece (1) is provided with a dehumidification structure (3); The first corner piece (1) is provided with a connecting structure (4); The dehumidification structure (3) comprises a slide groove (301) provided in the inner cavity of the first corner piece (1); a mounting box (302) is slidably connected to the slide groove (301) provided in the first corner piece (1); a first sliding block (303) is installed on the bottom wall of the mounting box (302); an outer wall of the first sliding block (303) is inserted into an inner wall of the first corner piece (1); a desiccant (306) is placed inside the mounting box (302); and the mounting box (302) A vent (307) for ventilating the installation box (302) is provided on a side away from the first corner piece (1); an outer wall of the vent (307) fits with an outer wall of the first frame (5); an outer wall of the first frame (5) fits with an inner wall of the first corner piece (1); a side of the first frame (5) away from the first corner piece (1) fits with an inner wall of the second corner piece (2); and an outer wall of the second corner piece (2) fits with an outer wall of the first corner piece (1).

2. A picture frame corner connector according to claim 1, characterized in that: A second sliding block (304) is installed on a side of the installation box (302) away from the first sliding block (303), and an outer wall of the second sliding block (304) is inserted into an inner wall of the first corner piece (1).

3. A picture frame corner connector according to claim 1, characterized in that: A door panel (305) is hingedly connected to the inner wall of the installation box (302), and the outer wall of the door panel (305) is in contact with the inner wall of the desiccant (306).

4. A picture frame corner connector according to claim 1, characterized in that: The connection structure (4) comprises a first spring (401) installed in the inner cavity of the first corner piece (1); a first abutting block (403) is installed at one end of the first spring (401) away from the first corner piece (1); a circular groove (405) is fitted on one side of the first abutting block (403) away from the first spring (401); a second spring (402) is installed on one side of the circular groove (405) away from the first abutting block (403); an end of the second spring (402) away from the second abutting block (404) is fixedly connected to the inner wall of the first corner piece (1); a circular groove (405) is provided at a position of the first corner piece (1) close to the first abutting block (403); and a clamping block (406) is installed on the outer wall of the second corner piece (2).

5. A picture frame corner connector according to claim 4, characterized in that: The outer walls of the first abutment block (403) and the second abutment block (404) are arranged in an arc shape to facilitate the insertion of the clamping block (406).

6. A picture frame corner connector according to claim 1, characterized in that: A fixing block (7) is mounted on the outer wall of the first frame (5); the outer wall of the fixing block (7) is in contact with a side of the door panel (305) away from the desiccant (306); and the side of the fixing block (7) away from the door panel (305) is clamped with the second frame (6).

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