A cement fiber board with photocatalytic self-cleaning structure

Abstract

The utility model relates to the technical field of cement fiberboards, and discloses a cement fiberboard with a photocatalytic self-cleaning structure, comprising a board body and mounting bolts, wherein a photocatalytic self-cleaning layer is provided on one side of the board body, countersunk holes are provided at four corners of the board body, a stainless steel sleeve is fixedly provided inside the countersunk holes, the mounting bolts are interlaced and connected with the stainless steel sleeve, and a support assembly for supporting the board body is provided at one end of the stainless steel sleeve; the mounting bolts are passed through the countersunk holes, and the board body is fixed to the wall by the mounting bolts, so that the board body can be fixed under the condition that it is inconvenient to install a keel, and the operation is simple, the support assembly can fit the wall, and the distance between the board body and the wall can be maintained, and the support assembly increases the fulcrum of the board body by relying on the friction between the support assembly and the wall, thereby reducing the load on the mounting bolts.

Description

Technical Field

[0001] The utility model relates to the technical field of cement fiber boards, in particular to a cement fiber board with a photocatalytic self-cleaning structure. Background Art

[0002] Cement fiberboard, also known as fiber cement board and fiber cement pressure board, is a new type of building material made of siliceous and calcareous materials as the main raw materials, with natural reinforcing fibers and auxiliary materials modified, and processed through pulping, copying, pressurization and curing. Cement fiberboard has a wide range of applications. Thin boards can be used for ceiling materials and can be perforated as sound-absorbing ceilings. Conventional boards can be used for walls and / or decorative materials. Thick boards can be used as LOFT steel structure floor boards, split-level boards, exterior wall panels, clear water boards, etc.

[0003] Its application number "202322406930.4" discloses a "fiber cement board with a positioning function", which "comprises a fiber cement board body and a mounting seat that displaces one side of the fiber cement board body, a positioning seat is fixedly installed on one side of the fiber cement board body, and a connecting mechanism is provided between the mounting seat and the positioning seat". In the utility model, the mounting seat can be installed on the wall by fixing bolts, and the fiber cement board body is installed on one side of the support plate, so that the support plate can be inserted into the placement groove in the positioning seat. At this time, the support plate can squeeze the limit seat, so that the limit seat can compress the fixing spring and store it in the rectangular groove, and then the fiber cement board body is moved downward, so that the positioning rod can be inserted into the positioning hole, thereby achieving the purpose of positioning the fiber cement board body.

[0004] However, the above method still has the following defects: the installation of the positioning seat can be achieved through fixing bolts, and the installation of the fiber cement board body can be completed under the condition that it is inconvenient to install the keel, but the mounting seat needs to be fixed by multiple bolts, and the positioning seat needs to be connected to the mounting seat through a support plate, which is cumbersome to operate, and the support plate is prone to produce gaps after being engaged, which will reduce the stability of the fiber cement board body. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a cement fiber board with a photocatalytic self-cleaning structure, which has the advantages of simple operation and good stability, and solves the problems raised by the above-mentioned background technology.

[0006] The utility model provides the following technical solution: a cement fiber board with a photocatalytic self-cleaning structure, comprising a board body and mounting bolts, wherein a photocatalytic self-cleaning layer is provided on one side of the board body, countersunk holes are provided at four corners of the board body, a stainless steel sleeve is fixedly provided inside the countersunk holes, the mounting bolts are interlaced and connected with the stainless steel sleeve, a supporting assembly for supporting the board body is provided at one end of the stainless steel sleeve, an end cover for limiting the mounting bolts is snap-connected inside the stainless steel sleeve, and a limiting assembly is provided in the middle of the end cover.

[0007] As a preferred technical solution of the utility model, the support assembly includes a sleeve, a pressure plate and a rubber pad. One end of the sleeve is welded to one end of the stainless steel sleeve, and the other end of the sleeve is welded to a pressure plate. One side of the pressure plate is snap-connected to the rubber pad, and the surface of the rubber pad is coated with an anti-aging agent.

[0008] As a preferred technical solution of the utility model, a support sleeve is fixedly provided inside the sleeve, a guide bevel is provided on one side of the support sleeve, and the smooth round part of the mounting bolt is interlaced and connected with the support sleeve.

[0009] As a preferred technical solution of the utility model, the sleeve is coaxial with the countersunk hole, and a plurality of reinforcing plates are welded to one end of the sleeve.

[0010] As a preferred technical solution of the utility model, positioning blocks are fixedly provided on both sides of the end cover, and positioning grooves are opened on the inner walls of both sides of the stainless steel sleeve, and the positioning blocks are engaged and connected with the positioning grooves.

[0011] As a preferred technical solution of the utility model, the limit assembly includes a support spring, both ends of the support spring are engaged with a clamping column, one end of the clamping column is fixedly provided with a paddle, and the middle part of the paddle is fixedly connected to the limit rod.

[0012] As a preferred technical solution of the utility model, the inner wall in the middle of the top end and the inner wall in the middle of the bottom end of the stainless steel sleeve are both provided with limiting grooves, and the limiting rod is engaged and connected with the limiting grooves.

[0013] As a preferred technical solution of the utility model, an operating port is opened in the middle of the end cover, the support spring and the paddle are both located inside the operating port, the top and bottom ends of the end cover are opened with rod grooves communicating with the operating port, and the limiting rod is slidably connected to the rod groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The mounting bolts are inserted through the countersunk holes, and the plate is fixed to the wall by the mounting bolts. The plate can be fixed under the condition that it is inconvenient to install the keel. The operation is simple. The support assembly can fit the wall and maintain the distance between the plate and the wall. The support assembly increases the fulcrum of the plate by relying on the friction between the support assembly and the wall, reduces the load on the mounting bolts, and can support the plate together with the mounting bolts, thereby improving the stability of the plate. The support assembly can provide protection for the mounting bolts, and the mounting bolts are not easy to rust and pollute.

[0016] 2. The photocatalytic self-cleaning layer can improve the anti-fouling function of the plate, and the plate is not easy to be polluted. The countersunk hole can be reinforced by the stainless steel sleeve, and the countersunk hole is not easy to crack. The countersunk hole can accommodate the bolt head of the mounting bolt. The end cover can be limited by the limiting assembly, and the mounting bolt can be limited by the end cover to prevent the mounting bolt from loosening and falling off due to thread withdrawal, which is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0020] Figure 4 This is a schematic diagram of the structure of the stainless steel sleeve of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the end cover of the utility model;

[0022] Figure 6 It is a schematic diagram of the exploded structure of the support assembly of the utility model;

[0023] Figure 7 It is a structural schematic diagram of the limit assembly of the utility model.

[0024] In the figure: 1. plate body; 2. photocatalytic self-cleaning layer; 3. countersunk hole; 4. stainless steel sleeve; 5. positioning groove; 6. limiting groove; 7. mounting bolt; 8. support assembly; 801. sleeve; 802. reinforcement plate; 803. pressure plate; 804. rubber pad; 805. support sleeve; 806. guide bevel; 9. end cover; 10. positioning block; 11. operating port; 12. limiting assembly; 1201. support spring; 1202. clamping column; 1203. paddle; 1204. limiting rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figures 1 to 7 The cement fiber board with a photocatalytic self-cleaning structure includes a board body 1 and a mounting bolt 7. A photocatalytic self-cleaning layer 2 is provided on one side of the board body 1. The photocatalytic self-cleaning layer 2 can improve the anti-fouling function of the board body 1, and the board body 1 is not easy to be polluted. Countersunk holes 3 are provided at the four corners of the board body 1, and the bolt heads of the mounting bolts 7 can be accommodated through the countersunk holes 3. A stainless steel sleeve 4 is fixed inside the countersunk hole 3, and the countersunk hole 3 can be reinforced by the stainless steel sleeve 4. The countersunk hole 3 is not easy to crack. The mounting bolt 7 is connected with the stainless steel sleeve 4 through an interlaced manner. The stainless steel sleeve 4 One end is provided with a support assembly 8 for supporting the plate body 1. The support assembly 8 cooperates with the mounting bolts 7 to support the plate body 1, thereby improving the stability of the plate body 1. The support assembly 8 can provide protection for the mounting bolts 7, and the mounting bolts 7 are not easy to rust and pollute. The stainless steel sleeve 4 is internally connected with an end cover 9 for limiting the mounting bolts 7. The mounting bolts 7 can be limited by the end cover 9 to prevent the mounting bolts 7 from being dethreaded, which is safe and reliable. A limiting assembly 12 is provided in the middle of the end cover 9, and the end cover 9 can be limited by the limiting assembly 12;

[0027] In this embodiment, preferably, the support assembly 8 includes a sleeve 801, a pressure plate 803 and a rubber pad 804, one end of the sleeve 801 is welded to one end of the stainless steel sleeve 4, and the other end of the sleeve 801 is welded with a pressure plate 803, one side of the pressure plate 803 is snap-connected with a rubber pad 804, and the surface of the rubber pad 804 is coated with an anti-aging agent, and a support sleeve 805 is fixedly provided inside the sleeve 801, and a guide bevel 806 is provided on one side of the support sleeve 805, through which the mounting bolt 7 can be guided to facilitate the insertion of the mounting bolt 7, and the mounting bolt 7 can be reinforced, the light round part of the mounting bolt 7 is inserted and connected with the support sleeve 805, the sleeve 801 is coaxial with the countersunk hole 3, and one end of the sleeve 801 is welded with a plurality of reinforcing plates 802, one side of the reinforcing plate 802 is in contact with the plate body 1, which can improve the deformation resistance of the sleeve 801 and prevent the stainless steel sleeve 4 from falling off;

[0028] In this embodiment, preferably, the limit assembly 12 includes a support spring 1201, both ends of the support spring 1201 are snap-connected with a clamping column 1202, one end of the clamping column 1202 is fixedly provided with a paddle 1203, the middle part of the paddle 1203 is fixedly connected with a limit rod 1204, the inner wall in the middle of the top end and the inner wall in the middle of the bottom end of the stainless steel sleeve 4 are both provided with a limit groove 6, the limit rod 1204 is snap-connected with the limit groove 6, the two limit rods 1204 can be supported by the support spring 1201, and the limit rod 1204 can be pushed into the limit groove 6 The limiting rod 1204 can limit the end cover 9 to prevent the end cover 9 from loosening and falling off. An operation port 11 is provided in the middle of the end cover 9. The support spring 1201 and the paddle 1203 are both located inside the operation port 11. The top and bottom ends of the end cover 9 are both provided with rod grooves that communicate with the operation port 11. The limiting rod 1204 is slidably connected with the rod groove. The operation port 11 can ensure the operation space of the paddle 1203, which is convenient for pushing the two paddles 1203 in opposite directions. The limiting rod 1204 can be guided by the rod groove to ensure the vertical movement of the limiting rod 1204.

[0029] In this embodiment, preferably, positioning blocks 10 are fixedly provided on both sides of the end cover 9, and positioning grooves 5 are opened on the inner walls on both sides of the stainless steel sleeve 4. The positioning blocks 10 are snap-connected with the positioning grooves 5. The end cover 9 can be positioned by the positioning blocks 10 and the positioning grooves 5, and the limiting rod 1204 can be coaxial with the limiting groove 6.

[0030] When in use, firstly, the threaded part of the mounting bolt 7 is passed through the countersunk hole 3 and the support sleeve 805, and screwed into the cavity, so that the rubber pad 804 of the support assembly 8 is closely fitted with the wall, and the plate body 1 can be fixed to the wall. The sleeve 801 can ensure the friction between the wall and the rubber pad 804, which can increase the fulcrum of the plate body 1, and can support the light round part of the mounting bolt 7 through the support sleeve 805, thereby reducing the load on the mounting bolt 7. The support sleeve 805 and the mounting bolt 7 can jointly support the plate body 1, thereby improving the stability of the plate body 1. The sleeve 801 can provide protection for the mounting bolt 7, and the mounting bolt 7 is not easy to rust and pollute.

[0031] After the plate body 1 is fixed, the staff pushes the two paddles 1203 of the limit assembly 12 toward each other through the operation port 11 to compress the support spring 1201, shrink the two limit rods 1204, and then engage the positioning block 10 of the end cover 9 with the positioning groove 5 of the stainless steel sleeve 4 to make the limit rod 1204 coaxial with the limit groove 6, and then release the limit rod 1204. The support spring 1201 can push the limit rod 1204 into the limit groove 6. The limit rod 1204 can limit the end cover 9 to prevent the end cover 9 from loosening and falling off. The end cover 9 can limit the mounting bolts 7 to prevent the mounting bolts 7 from loosening and falling off due to thread withdrawal, which is safe and reliable. The photocatalytic self-cleaning layer 2 on one side of the plate body 1 can improve the anti-fouling function of the plate body 1 and keep the plate body 1 clean.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cement fiber board with a photocatalytic self-cleaning structure, comprising a board body (1) and mounting bolts (7), characterized in that: A photocatalytic self-cleaning layer (2) is provided on one side of the plate body (1), countersunk holes (3) are provided at four corners of the plate body (1), a stainless steel sleeve (4) is fixedly provided inside the countersunk hole (3), the mounting bolt (7) is interlacedly connected with the stainless steel sleeve (4), one end of the stainless steel sleeve (4) is provided with a support assembly (8) for supporting the plate body (1), the stainless steel sleeve (4) is internally snap-connected with an end cover (9) for limiting the mounting bolt (7), and a limiting assembly (12) is provided in the middle of the end cover (9).

2. The cement fiber board with photocatalytic self-cleaning structure according to claim 1, characterized in that: The support assembly (8) comprises a sleeve (801), a pressure plate (803) and a rubber pad (804); one end of the sleeve (801) is welded to one end of the stainless steel sleeve (4); the other end of the sleeve (801) is welded to the pressure plate (803); one side of the pressure plate (803) is snap-connected to the rubber pad (804); and the surface of the rubber pad (804) is coated with an anti-aging agent.

3. The cement fiber board with photocatalytic self-cleaning structure according to claim 2, characterized in that: A support sleeve (805) is fixedly provided inside the sleeve (801), a guide bevel (806) is provided on one side of the support sleeve (805), and the round portion of the mounting bolt (7) is inserted and connected with the support sleeve (805).

4. The cement fiber board with photocatalytic self-cleaning structure according to claim 2, characterized in that: The sleeve (801) is coaxial with the countersunk hole (3), and one end of the sleeve (801) is welded with a plurality of reinforcing plates (802).

5. The cement fiber board with photocatalytic self-cleaning structure according to claim 1, characterized in that: Positioning blocks (10) are fixedly provided on both sides of the end cover (9), and positioning grooves (5) are provided on the inner walls of both sides of the stainless steel sleeve (4), and the positioning blocks (10) are snap-fitted and connected with the positioning grooves (5).

6. The cement fiber board with a photocatalytic self-cleaning structure according to claim 1, characterized in that: The limiting assembly (12) comprises a supporting spring (1201), both ends of the supporting spring (1201) are engaged with a clamping column (1202), one end of the clamping column (1202) is fixedly provided with a paddle (1203), and the middle part of the paddle (1203) is fixedly connected to a limiting rod (1204).

7. The cement fiber board with a photocatalytic self-cleaning structure according to claim 6, characterized in that: The inner wall in the middle of the top end and the inner wall in the middle of the bottom end of the stainless steel sleeve (4) are both provided with a limiting groove (6), and the limiting rod (1204) is snap-fitted and connected to the limiting groove (6).

8. The cement fiber board with a photocatalytic self-cleaning structure according to claim 6, characterized in that: An operating opening (11) is provided in the middle of the end cover (9), the support spring (1201) and the paddle (1203) are both located inside the operating opening (11), the top and bottom ends of the end cover (9) are both provided with rod grooves communicating with the operating opening (11), and the limiting rod (1204) is slidably connected to the rod groove.

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