A flat-grade internal corner seam line

Abstract

A flat step-down internal corner seam line includes a fixed plate unit arranged at the lower end of a top plate, an inserted plate unit arranged on the fixed plate unit and used to fix a curtain box, and a limit plate unit arranged on the curtain box and reinforces the connection between the inserted plate unit and the fixed plate unit by squeezing the inserted plate unit. The present invention achieves the purpose of stable installation structure and convenient disassembly and replacement by arranging a fixed plate unit, an inserted plate unit, and a limited plate unit, and has the advantages of not affecting stability after multiple disassembly and assembly, high structural strength, and good aesthetics.

Description

Technical Field

[0001] The invention belongs to the technical field of assembly-type curtain box installation, and in particular relates to a flat-dropped inner corner seam line. Background Art

[0002] When using traditional techniques to construct indoor curtain boxes in buildings, it is necessary to process the parts used to make the curtain boxes, etc., which makes the on-site environment of the construction work relatively harsh. In addition, the installation of the curtain boxes also involves painting and anti-corrosion operations, and the painting and anti-corrosion operations are all top-surface operations, which have high technical requirements for operators and are difficult to operate. In addition, due to the uneven surface of the wall (tilted or partially wavy), the construction quality cannot be uniform and cannot be guaranteed.

[0003] Therefore, prefabricated interior decoration is increasingly valued, and has been used more and more widely in home decoration in recent years. The document with application number CN2018213089820 discloses a prefabricated curtain box, which includes: at least two bases that are spaced and arranged in parallel, hanging parts arranged one by one with the bases, a box body and a support member, each base includes a body, the upper end of the body is connected to a first connection part for connecting to the roof, and the side of the body close to the wall is connected to a second connection part for connecting to the wall; each hanging part is fixedly connected to the body of the corresponding base, and the lower part of each hanging part is formed with a first fixing part; the box body includes a top plate, the top plate is fixedly connected to the first fixing part, and the side of the top plate close to the wall is in contact with the wall; the support member is arranged at the lower part of the top plate and is in contact with the wall to support the top plate.

[0004] However, the above-mentioned assembled curtain box structure still has the following problems: First, the hanging hanging parts, box bodies, and supporting parts have many parts and complex structures, which make production difficult, installation efficiency low, and disassembly complicated; second, the matching relationship between parts is high, the installation precision requirements are high, and the fault tolerance rate is low; third, uneven gaps are prone to appear in the splicing of hanging parts and top plates; fourth, gaps are also prone to appear in the splicing of internal corners, and the splicing size error is large, affecting the appearance. Summary of the invention

[0005] In view of the above-mentioned problems, the purpose of the present invention is to provide a flat-stepped internal corner seam line, which achieves the purpose of stable installation structure and convenient disassembly and replacement by setting a fixed plate unit, an inserted plate unit and a limiting plate unit. It has the advantages of not affecting stability after multiple disassembly and assembly, high structural strength and good aesthetics.

[0006] In order to achieve the above object, the technical solution of the present invention is as follows:

[0007] A flat stepped internal corner seam line comprises a fixed plate unit arranged at the lower end of a top plate, an inserted plate unit arranged on the fixed plate unit and used to fix a curtain box, and a limiting plate unit arranged on the curtain box and reinforcing the connection between the inserted plate unit and the fixed plate unit by squeezing the inserted plate unit.

[0008] As a further preferred embodiment of the present invention, the fixed plate unit includes a fixed horizontal plate arranged on the lower surface of the top plate, a connecting inclined plate arranged at the end of the fixed horizontal plate, a fixed flat plate arranged at the end of the connecting inclined plate, mounting vertical plates respectively arranged on the lower surfaces of both ends of the fixed flat plates, two limiting inclined plates respectively arranged at the ends of the two mounting vertical plates and fixing the insertion plate unit by extrusion, and mounting grooves respectively arranged on the two mounting vertical plates and used to install the limiting plate unit.

[0009] As a further preferred embodiment of the present invention, the insertion plate unit includes an inverted U-shaped fixing plate arranged at the upper end of the curtain box and engaged with the curtain box, a plug-in plate arranged on the fixing plate and inserted between two limiting inclined plates, and second fixing screws arranged on both sides of the inverted U-shaped fixing plate and used to connect with the curtain box.

[0010] As a further preferred embodiment of the present invention, the installation groove portion includes an opening arranged on the side wall of the installation vertical plate, and a vertical groove arranged at the lower end of the opening and connected to the opening.

[0011] As a further preferred embodiment of the present invention, the limit plate unit includes two main plates respectively arranged at both ends of the inverted U-shaped fixing plate, two fixing screw holes respectively arranged on the two main plates and used to install the second fixing screws, two adjusting rods respectively arranged at the ends of the two main plates and inserted into the installation groove, and two limit blocks respectively arranged at the ends of the two adjusting rods and engaged with the vertical groove notches.

[0012] As a further preferred embodiment of the present invention, the fixing plate unit further comprises limiting vertical plates which are respectively arranged at the ends of the two limiting inclined plates and connected to the two side walls of the plug-in board.

[0013] As a further preferred embodiment of the present invention, the limiting plate unit further includes two clamping blocks which are respectively arranged on the side surfaces of the two main plates and connected to the side surfaces of the inverted U-shaped fixing plate.

[0014] As a further preferred embodiment of the present invention, the insertion plate unit further includes a limiting plate which is arranged on the plug-in plate and is engaged with the upper ends of the two limiting vertical plates.

[0015] As a further preferred embodiment of the present invention, the fixed plate unit further includes a buffer vertical plate arranged on the fixed flat plate.

[0016] As a further preferred embodiment of the present invention, a positioning groove for installing the second fixing screw is provided on the inverted U-shaped fixing plate.

[0017] In summary, the present invention has the following beneficial effects:

[0018] The present invention meets the installation requirements of the horizontal / stepped ceiling curtain box, has a good fixing effect on the curtain box, is convenient for disassembly and replacement, and will not affect stability after multiple disassembly and assembly.

[0019] The unit structures of the present invention are integrally formed and tightly connected, and have a simple structure and can be mass-produced, thereby greatly reducing production costs and installation costs.

[0020] The present invention has a high installation fault tolerance rate and does not require wall leveling, thus greatly reducing installation requirements.

[0021] The invention has the processing of concealed craft seams, which greatly improves the overall aesthetics of the curtain box. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Attached Figure 1 It is a schematic diagram of the structure of the present invention.

[0023] Attached Figure 2 It is a structural schematic diagram of the fixed plate unit of the present invention.

[0024] Attached Figure 3 It is a structural schematic diagram of the insertion plate unit of the present invention.

[0025] Attached Figure 4 It is a structural schematic diagram of the limiting plate unit of the present invention.

[0026] Attached Figure 5 It is a side view of the mounting groove portion of the present invention.

[0027] Attached Figure 6 The figure is a schematic diagram of an installation position of the present invention.

[0028] Attached Figure 7 This is another schematic diagram of the installation position of the present invention.

[0029] Description of the drawings: top plate a, curtain box b, fixed plate unit 1, fixed horizontal plate 101, connecting inclined plate 102, fixed flat plate 103, mounting vertical plate 104, limiting inclined plate 105, mounting groove 106, opening 106a, vertical groove 106b, limiting vertical plate 107, buffer vertical plate 108, first fixing screw 109, inserted plate unit 2, inverted U-shaped fixed plate 201, plug-in plate 202, second fixing screw 203, limiting plate 204, positioning groove 205, limiting plate unit 3, main plate 301, fixing screw hole 302, adjusting rod 303, limiting block 304, clamping block 305. DETAILED DESCRIPTION Example

[0030] This embodiment provides a flat step-down inner corner seam line, as shown in the attached Figure 1-5 As shown, it includes a fixed plate unit 1 arranged at the lower end of the top plate a, an inserted plate unit 2 arranged on the fixed plate unit 1 and used to fix the curtain box b, and a limiting plate unit 3 arranged on the curtain box b and reinforcing the connection between the inserted plate unit 2 and the fixed plate unit 1 by squeezing the inserted plate unit 2.

[0031] In this embodiment, the fixed plate unit 1 is fixed at the lower end of the top plate a to adjust the installation height of the inserted plate unit 2 and the curtain box b. In this way, the inserted plate unit 2 is directly fixed through the flat top plate a. Compared with the process in the traditional technology that requires the wall to be leveled before installation, it saves working procedures and reduces costs; the fixed plate unit 1 in this embodiment reserves a 3mm concave process seam to weaken the joints and enhance the aesthetic effect; the connection between the inserted plate unit 2 and the fixed plate unit 1 in this embodiment adopts a plug-in fixing method, which is more convenient to install and disassemble and can be reused compared to the screw fixing in the traditional technology; the first function of the limiting plate unit 3 in this embodiment is to strengthen the connection between the inserted plate unit 2 and the fixed plate unit 1, and has the advantages of adjustable installation height and convenient disassembly; the second function of the limiting plate unit 3 is to weaken the joints at the connection between the inserted plate unit 2 and the fixed plate unit 1 to improve the overall aesthetics.

[0032] In this embodiment, the fixed plate unit 1 includes a fixed horizontal plate 101 arranged on the lower surface of the top plate a, a connecting inclined plate 102 arranged at the end of the fixed horizontal plate 101, a fixed flat plate 103 arranged at the end of the connecting inclined plate 102, mounting vertical plates 104 respectively arranged on the lower surfaces of both ends of the fixed flat plate 103, two limiting inclined plates 105 respectively arranged at the ends of the two mounting vertical plates 104 and fixing the insertion plate unit 2 by extrusion, and mounting grooves 106 respectively arranged on the two mounting vertical plates 104 and used to mount the limiting plate unit 3.

[0033] In this embodiment, the fixed horizontal plate 101 is directly connected to the flat top plate a, and there is no need to level the wall; the connecting inclined plate 102 is processed according to different construction requirements to match the installation scenarios of the curtain box b with different height requirements; the fixed flat plate 103, the mounting vertical plate 104, and the limiting inclined plate 105 constitute an inverted U-shaped structure for plugging and engaging the insertion plate unit 2, which is more convenient to install and disassemble, can be reused, and improves the fault tolerance of construction; the installation groove 106 is used to install the limiting plate unit 3, so as to strengthen the fixing effect of the above-mentioned inverted U-shaped structure on the insertion plate unit 2.

[0034] In this embodiment, the insert plate unit 2 includes an inverted U-shaped fixing plate 201 disposed at the upper end of the curtain box b and engaged with the curtain box b, a plug-in plate 202 disposed on the inverted U-shaped fixing plate 201 and inserted between two limiting inclined plates 105, and second fixing screws 203 disposed on both sides of the inverted U-shaped fixing plate 201 and used to connect with the curtain box b. The inverted U-shaped fixing plate 201 is provided with a positioning groove 205 for installing the second fixing screw 203.

[0035] In this embodiment, the fixed plate unit 1 also includes a limiting vertical plate 107 respectively arranged at the ends of the two limiting inclined plates 105 and connected to the two side walls of the plug-in board 202, and a buffer vertical plate 108 arranged on the fixed flat plate 103; the inserted plate unit 2 also includes a limiting plate 204 arranged on the plug-in board 202 and engaged with the upper ends of the two limiting vertical plates 107.

[0036] In this embodiment, the fixed horizontal plate 101, the connecting inclined plate 102, the fixed flat plate 103, the mounting vertical plate 104, the limiting inclined plate 105, the limiting vertical plate 107, and the buffer vertical plate 108 are an integrally formed structure, which is extruded as a whole using aluminum alloy to meet the requirements of fire protection level.

[0037] In this embodiment, the inverted U-shaped fixing plate 201 matches the inverted U-shaped structure formed by the above-mentioned fixing flat plate 103, the mounting vertical plate 104, and the limiting inclined plate 105 and is located at the lower end of the inverted U-shaped structure. The plug-in plate 202 is located in the middle of the upper surface of the inverted U-shaped fixing plate 201, and the length is preferably flush with the upper surface of the limiting vertical plate 107 after the plug-in plate 202 is fully inserted into the above-mentioned inverted U-shaped structure. The length of the limiting plate 204 needs to be greater than the distance between the two limiting vertical plates 107 to ensure that the limiting plate 204 can be engaged in the limiting The length of the limiting plate 204 should not exceed the distance between the two limiting vertical plates 107, otherwise the limiting plate 204 will cause the two limiting inclined plates 105 to be deformed or broken when being squeezed into the above-mentioned inverted U-shaped structure. Generally, it is appropriate to have a length greater than 5~10mm; the length of the buffer vertical plate 108 is 1-3mm, which is used to buffer the force borne by the fixed plate 103, and at the same time, it can also avoid the problem of the connecting inclined plate 102 being easily deformed due to excessive force.

[0038] In this embodiment, the limit plate unit 3 includes two main plates 301 respectively arranged at both ends of the inverted U-shaped fixing plate 201, two fixing screw holes 302 respectively arranged on the two main plates 301 and used to install the second fixing screws 203, two adjusting rods 303 respectively arranged at the ends of the two main plates 301 and inserted into the installation groove 106, two limit blocks 304 respectively arranged at the ends of the two adjusting rods 303 and engaged with the notches of the vertical groove 106b, and two clamping blocks 305 respectively arranged on the side surfaces of the two main plates 301 and connected to the side surfaces of the inverted U-shaped fixing plate 201.

[0039] In this embodiment, the installation slot portion 106 includes an opening 106 a disposed on a side wall of the installation vertical plate 104 , and a vertical slot 106 b disposed at a lower end of the opening 106 a and communicating with the opening 106 a .

[0040] In this embodiment, the width of the adjustment rod 303 is smaller than the width of the opening 106a and the width of the vertical slot 106b; the width of the limit block 304 is smaller than the width of the opening 106a but larger than the width of the vertical slot 106b, so that the connection between the main plate 301 and the mounting vertical plate 104 can be achieved. The specific installation method includes: inserting the adjustment rod 303 on the main plate 301 into the opening 106a, and then pulling down the main plate 301 until the adjustment rod 303 falls into the vertical slot 106b. At this time, the width of the limit block 304 at the end is greater than the width of the vertical slot 106b, so the main plate 301 is stably engaged in the vertical slot 106b, that is, the main plate 301 is connected to the mounting vertical plate 104, and the clamping block 305 is used to increase the static friction between the main plate 301 and the mounting vertical plate 104; then the fixing screw hole 302 is aligned with the positioning groove 205, and the second fixing screw 203 is used to fix the main plate 301, that is, the main plate 301 is connected to the inverted U-shaped fixing plate 201. The above installation process can realize the reinforcement of the connection between the limiting plate unit 3 and the insertion plate unit 2 and the fixing plate unit 1.

[0041] The inner corner seam line structure provided in this embodiment can be used for the curtain box installation structure of the stepped ceiling, such as the attached Figure 6 As shown, it is also used for the installation structure of curtain boxes for level ceilings, as shown in the attached Figure 7 As shown, the step-down ceiling / level ceiling method is the same: first, the fixed horizontal plate 101, the connecting inclined plate 102, the fixed flat plate 103, the installation vertical plate 104, the limiting inclined plate 105, the limiting vertical plate 107, and the buffer vertical plate 108 are fixed to the top plate a with the first fixing screws 109, and then the plug-in board 202 is inserted between the two limiting vertical plates 107 until the limiting plate 204 is hung on the upper surface of the two limiting vertical plates 107, and then the two The adjusting rods 303 are respectively inserted into the openings 106a provided on the side walls of the mounting vertical plates 104 at both ends, and the two adjusting rods 303 are simultaneously pulled down into the two vertical grooves 106b until the fixing screw holes 302 are aligned with the positioning grooves 205, and then the curtain box b is inserted into the inverted U-shaped fixing plate 201 to a suitable position, and the curtain box b at both ends, the main plate 301 and the inverted U-shaped fixing plate 201 are fixed simultaneously with the two second fixing screws 203, and the installation is completed.

[0042] The internal corner seam line structure provided in the present embodiment completes the installation and fixation of the curtain box on the stepped ceiling / flat ceiling through the above-mentioned installation method, and has good fixing effect and is convenient for disassembly and replacement, and the stability will not be affected after multiple disassembly and assembly; at the same time, the fixed plate unit 1, the inserted plate unit 2, and the limiting plate unit 3 each unit structure can be integrally formed, tightly connected, and has a simple structure and can be mass-produced, which greatly reduces the production cost and installation cost; and it has a certain adjustment margin when the workers install it, the installation fault tolerance rate is high, and there is no need for wall leveling, which greatly reduces the installation requirements.

[0043] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A flat-grade internal corner seam line, characterized in that: It comprises a fixed plate unit (1) arranged at the lower end of a top plate (a), an insertion plate unit (2) arranged on the fixed plate unit (1) and used to fix a curtain box (b), and a limit plate unit (3) arranged on the curtain box (b) and used to reinforce the connection between the insertion plate unit (2) and the fixed plate unit (1) by squeezing the insertion plate unit (2); The fixed plate unit (1) comprises a fixed horizontal plate (101) arranged on the lower surface of the top plate (a), a connecting inclined plate (102) arranged at the end of the fixed horizontal plate (101), a fixed flat plate (103) arranged at the end of the connecting inclined plate (102), mounting vertical plates (104) respectively arranged on the lower surfaces of both ends of the fixed flat plate (103), two limiting inclined plates (105) respectively arranged at the ends of the two mounting vertical plates (104) and fixing the insert plate unit (2) by extrusion, and mounting grooves (106) respectively arranged on the two mounting vertical plates (104) and used for mounting the limiting plate unit (3); the mounting grooves (106) comprise an opening (106a) arranged on the side wall of the mounting vertical plate (104), and a vertical groove (106b) arranged at the lower end of the opening (106a) and connected to the opening (106a); The insert plate unit (2) comprises an inverted U-shaped fixing plate (201) arranged at the upper end of the curtain box (b) and engaged with the curtain box (b), a plug-in plate (202) arranged on the fixing plate (201) and inserted between two limiting inclined plates (105), and second fixing screws (203) arranged on both sides of the inverted U-shaped fixing plate (201) and used to connect with the curtain box (b); The limit plate unit (3) comprises two main plates (301) respectively arranged at the two ends of the inverted U-shaped fixing plate (201), two fixing screw holes (302) respectively arranged on the two main plates (301) and used to install the second fixing screws (203), two adjustment rods (303) respectively arranged at the ends of the two main plates (301) and inserted into the installation groove (106), and two limit blocks (304) respectively arranged at the ends of the two adjustment rods (303) and engaged with the notches of the vertical groove (106b).

2. The flat-stepped internal corner seam line according to claim 1, characterized in that: The fixed plate unit (1) further comprises a limiting vertical plate (107) which is respectively arranged at the ends of the two limiting inclined plates (105) and connected to the two side walls of the plug-in plate (202).

3. The flat-stepped internal corner seam line according to claim 1, characterized in that: The limiting plate unit (3) further comprises two clamping blocks (305) which are respectively arranged on the side surfaces of the two main body plates (301) and connected to the side surface of the inverted U-shaped fixing plate (201).

4. The flat-stepped internal corner seam line according to claim 2, characterized in that: The insertion plate unit (2) further comprises a limiting plate (204) arranged on the plug-in plate (202) and engaging with the upper ends of the two limiting vertical plates (107).

5. The flat-stepped internal corner seam line according to claim 1, characterized in that: The fixed plate unit (1) further comprises a buffer vertical plate (108) arranged on the fixed flat plate (103).

6. The flat-stepped internal corner seam line according to claim 1, characterized in that: The inverted U-shaped fixing plate (201) is provided with a positioning groove (205) for installing the second fixing screw (203).

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