阅读说明：本技术 一种背景墙安装龙骨及其安装方法 (Background wall mounting keel and mounting method thereof ) 是由 丁欣欣 丁泽成 王文广 周东珊 马蕊 蔡帅帅 于 2021-07-23 设计创作，主要内容包括：本发明公开了一种背景墙安装龙骨,涉及装配式背景墙安装技术领域。包括龙骨主体和遮光板,还包括至少一组设置在龙骨主体上的第一安装板,还包括多个开设在第一安装板上的卡接槽,至少有一组第一安装板对称于龙骨主体的中心面,卡接槽还设置在第一安装板上朝向龙骨主体中心的一侧；遮光板包括遮光主板和从遮光主板的两侧延伸出来的连接板体,还包括多个配合开设在连接板体上并朝向遮光板中心一侧的卡接体,龙骨主体一侧壁固定连接于背景墙,龙骨主体另一侧壁固定安装于原始墙面。本发明用于背景墙的安装,还兼具灯带效果。本发明还公开了一种背景墙安装龙骨的安装方法,用以指导龙骨与背景墙的连接以及实地安装,提高效率,保证质量。(The invention discloses a background wall mounting keel, and relates to the technical field of assembly type background wall mounting. The light screen keel comprises a keel main body, a light screen, at least one group of first mounting plates arranged on the keel main body, and a plurality of clamping grooves formed in the first mounting plates, wherein at least one group of first mounting plates are symmetrical to the central plane of the keel main body, and the clamping grooves are formed in the first mounting plates and face one side of the center of the keel main body; the light screen includes the connecting plate body that the shading mainboard and the both sides from the shading mainboard extended, still includes a plurality of cooperations and sets up on the connecting plate body and towards the joint body of light screen center one side, and a fossil fragments main part lateral wall fixed connection is in the wall, another lateral wall fixed mounting of fossil fragments main part in original wall. The invention is used for mounting the background wall and has the lamp belt effect. The invention also discloses an installation method of the background wall installation keel, which is used for guiding the connection and on-site installation of the keel and the background wall, improving the efficiency and ensuring the quality.)

1. The utility model provides a wall installation fossil fragments which characterized in that: the keel comprises a keel main body (1), a light screen (2) arranged on the keel main body (1), at least one group of first mounting plates (3) arranged on the keel main body (1), and a plurality of clamping grooves (4) formed in the first mounting plates (3), wherein at least one group of first mounting plates (3) are arranged on the keel main body (1) symmetrically to the central plane of the keel main body (1), and the clamping grooves (4) are also arranged on the first mounting plates (3) and face one side of the center of the keel main body (1); the shading plate (2) comprises a shading main plate (5), a connecting plate body (6) extending from the side edge of the shading main plate (5), and a plurality of clamping bodies (7) which are arranged on the connecting plate body (6) in a matched mode and face one side of the center of the shading plate (2); fossil fragments main part (1) one side wall fixed connection is in the wall, and another lateral wall fixed mounting in original wall of fossil fragments main part (1).

2. A wall mount runner as defined in claim 1, wherein: the clamping body (7) is obliquely arranged on the connecting plate body (6), and the clamping body (7) is obliquely arranged towards one side of the shading main board (5).

3. A wall mount runner as defined in claim 1, wherein: a plurality of the connecting plate bodies (6) are arranged on the same side of the shading main board (5) and are parallel to each other.

4. A wall mount runner as defined in claim 2, wherein: the light shading main board is characterized by further comprising a plurality of light strip fixing holes (8) which are arranged on the keel main body (1) at equal intervals and located between the first mounting plates (3), and concave fastening portions (9) which are concave towards the light strip fixing holes (8) are arranged on the light shading main board (5).

5. A wall mount runner as defined in claim 1, wherein: the keel main body (1) is a long bar-shaped keel and further comprises a structural cavity (10) formed in the keel main body (1).

6. A wall mount runner as defined in claim 1, wherein: the keel structure is characterized by also comprising at least one group of second clamping plates (11) arranged on the keel main body (1), wherein the at least one group of second clamping plates (11) are symmetrical to the central plane of the keel main body (1); still include the holding end edge (12) that the end edge department of following first mounting panel (3) extended to set up, the holding end edge (12) and rather than adjacent second grip block (11) cooperation form the centre gripping interval of centre gripping background wallboard.

7. A wall mount runner as defined in claim 1, wherein: still include and extend nail that sets up out from fossil fragments main part (1) and connect fixed plate (13), and set up nail on the nail connects groove (14) on fixed plate (13).

8. A wall mount runner as defined in claim 7, wherein: still include the auxiliary fixed plate (15) that extends to set up out from fossil fragments main part (1), auxiliary fixed plate (15) are in the coplanar with nail connects fixed plate (13).

9. A method of installing a wall mount keel using a wall mount keel according to any one of claims 1-8, wherein: the specific installation steps are as follows:

s1: fixing the lamp strip to the position of a lamp strip fixing hole (8) on the keel main body (1), and tightly fastening the light screen (2) on the first mounting plate (3) to shield the lamp strip to obtain a combined piece of the keel main body (1), the lamp strip and the light screen (2);

s2: fixing the combination of the first keel main body (1), the lamp strip and the light shading plate (2) obtained in the step S1 to a designated position of a wall by using screws, wherein the screws are arranged along the nailing grooves (14) in a left-right staggered manner;

s3: clamping the side edge of a first background wallboard to a clamping section of a combined piece of a first keel main body (1), a lamp strip and a shading plate (2) so as to finish the installation of the first background wallboard;

s4: and repeating the steps S1 and S2 to complete the manufacture and installation of the combined piece of the second keel main body (1), the light strip and the light screen (2), clamping the combined piece of the second keel main body (1), the light strip and the light screen (2) with the first background wallboard, and completing the installation of all the background wallboards and the installation keels in the same way.

10. A method of installing a wall mount runner as defined in claim 9, wherein: before installing the keel and the background wall, firstly making installation marks and position marking lines on the wall surface; when installed, the keel and wall are installed with reference to the previous markings and scribes.

Technical Field

The invention relates to the technical field of assembly type background wall installation, in particular to a background wall installation keel and an installation method thereof.

Background

The stone background wall is indispensable wall decoration in home decoration design, is beautiful and atmospheric, has the functions of sound absorption, sound insulation, wave absorption and the like, and has a plurality of places which can be decorated, such as a sofa background wall, a television background wall and the like. The stone background wall has rich texture, attractive appearance, high grade of natural atmosphere, easy cleaning and durability, and can be shaped according to the design and the size of the stone background wall depends on the room area. The decoration has become a focus in the design of home decoration, is one of the key points of large-sized living rooms, occupies a quite important position in decoration, not only attracts the eyes of people, but also is a special space for embodying the taste and personality of a master.

Background walls mainly have two main types of fixing modes:

1. a sticking mode: the wood is used as a base layer, the stone is adhered to the wood by glue, and the periphery of the stone is used for closing up by making a frame model; the requirement on the flatness of the base layer is strict, the shock resistance is poor, and the large-area use cannot be realized; because the ceramic tile back glue has good water retention and relatively slow drying speed, the expansion and shrinkage rate of the material is increased under the condition that the bonding layer is too thick, so that the expansion and shrinkage coefficients of the bonding layer, the ceramic tile and the wall are not matched, the interface bonding strength is reduced, and hollowing or whole piece stripping type brick falling is likely to occur;

2. dry hanging: the steel frame is used as a base layer, and the stone is hung on the keel and the hanging piece by using the dry hanging piece; the finish surface is thicker, occupies more space, and whole cost is high, and it is weak to resist shock, and the side is intractable, and the stone material fluting loss of punching is big, and major structure produces great displacement or the difference in temperature when great, produces additional stress in panel inside, can not solve good deformation problem.

The patent number CN202010363672.4 discloses an invention patent named as a mounting structure of a large natural stone light-transmitting background wall, which comprises a large natural stone plate and a luminous body, wherein the back of the large natural stone plate is provided with a transparent reinforced mounting structure, the luminous body comprises a heat-conducting base plate with the same size as the large natural stone plate, the heat-conducting base plate is provided with a plurality of LED lamps which are arranged in an array manner, and the heat-conducting base plate is connected with the transparent reinforced mounting structure through the heat-conducting base plate to form the mounting structure of the natural stone light-transmitting background wall; the large natural stone board is a large natural stone board, and a large transparent reinforced mounting structure is arranged on the back of the large natural stone board and then connected with the heat conduction foundation board of the luminous body to form a mounting structure of the large natural stone light-transmitting background wall; or the mounting structures of the natural stone light-transmitting background walls are connected through the transparent reinforced mounting structures to form the mounting structure of the large-scale natural stone light-transmitting background wall.

The above patent increases the size and thickness of the installation in use, and still does not fall out of the scope of dry-hang installation.

Disclosure of Invention

The invention provides a background wall mounting keel, which is used for mounting and fixing a background wall, has a lamp strip effect and is used for mounting the background wall in an assembling manner; the invention also provides an installation method of the background wall installation keel, which optimizes the installation program, improves the efficiency and improves the installation quality and is used for solving the technical problems.

The technical scheme for solving the problems is as follows: the background wall mounting keel comprises a keel main body, a light screen arranged on the keel main body, at least one group of first mounting plates arranged on the keel main body, and a plurality of clamping grooves formed in the first mounting plates, wherein at least one group of first mounting plates are arranged on the keel main body in a manner of being symmetrical to the central plane of the keel main body, and the clamping grooves are also formed in the first mounting plates and face one side of the center of the keel main body; the light screen comprises a light-shading main board and a connecting board body extending from the side edge of the light-shading main board, and further comprises a plurality of clamping bodies which are matched with each other and are arranged on the connecting board body and face one side of the center of the light screen.

Further, the joint body slope sets up on the connecting plate body, and the joint body slope is towards shading mainboard one side. When the joint body is inserted into the joint groove, the clamping force similar to a hook can be generated by means of the inclined posture of the joint body, so that the shading plate is not easy to fall off when being installed on the keel main body.

Furthermore, a plurality of the connecting plate bodies are arranged on the same side of the shading mainboard and are parallel to each other. The connecting plate body that is located shading mainboard's relative side links to each other with two first mounting panel joints respectively, further promotes the joint installation effect between light screen and the fossil fragments main part.

Further, still include a plurality of equidistance set up on the fossil fragments main part and be located the lamp area fixed orifices between a set of first mounting panel, and be provided with the tight portion of indent towards lamp area fixed orifices of indent on the shading mainboard. The lamp strip fixing hole is used for installing and fixing the lamp strip so as to prevent the lamp strip from scattering on the keel main body and cause uneven light distribution. The shading plate is made of transparent materials, and the concave tight part of the shading plate is closer to the lamp strip, so that a gradual change lamp strip effect with bright middle part and dark edge part is formed at the installation position of the lamp strip; and the tight portion of concavity also can cooperate and support the lamp area to the fossil fragments main part tightly, prevents that the lamp area from deviating from in the lamp area fixed orifices.

Further, the fossil fragments main part sets up to rectangular bar type fossil fragments, still including seting up structure cavity in the fossil fragments main part. The setting of structure cavity can greatly reduced fossil fragments main part's weight to reduce the use amount of manufacturing material, with reduce manufacturing cost, also can guarantee simultaneously that the structural strength of fossil fragments main part is in reasonable application range.

Furthermore, the keel structure also comprises at least one group of second clamping plates arranged on the keel main body, and the at least one group of second clamping plates are symmetrical to the central plane of the keel main body; still include the exposed core edge that sets up from the end of first mounting panel along the department extension, the exposed core edge forms the centre gripping interval of centre gripping background wallboard with rather than the cooperation of adjacent second grip block. When the wall was installed to the background wallboard, its both sides limit portion inserted respectively in the centre gripping interval of two fossil fragments main parts to make a plurality of background wallboards interconnect, cover whole wall.

Further, still include the nail that extends to set up out from the fossil fragments main part and connect the fixed plate, and set up nail on the nail connects the groove on the fixed plate. The fixed plate is fixed to the wall surface through the screw, the keel main body can be fixed to the wall surface, and then the whole background wall is installed on the original wall surface.

Further, still include the auxiliary fixed plate that extends to set out from the fossil fragments main part, auxiliary fixed plate and nail connect the fixed plate to be in the coplanar. The auxiliary fixing plate cooperates with the nailing fixing plate to form double-sided support, so that the keel main body is stably fixed to the wall surface, the keel main body is prevented from inclining during installation, and the installation quality is reduced.

The invention also comprises an installation method of the background wall installation keel, which uses any one of the background wall installation keels and comprises the following specific installation steps:

s1: fixing the lamp strip to the position of a lamp strip fixing hole on the keel main body, and tightly fastening and mounting the light screen on the first mounting plate to shield the lamp strip to obtain a combined piece of the keel main body, the lamp strip and the light screen;

s2: fixing the first keel main body, the lamp strip and the light shading plate assembly obtained in the step S1 to the designated position of the wall by using screws, wherein the screws are arranged along the nailing grooves in a left-right staggered manner;

s3: clamping the side edge of the first background wallboard to a clamping section of a combined piece of the first keel main body, the lamp strip and the light screen plate so as to finish the installation of the first background wallboard;

s4: and repeating the steps S1 and S2 to complete the manufacture and installation of the assembly of the second keel main body, the light strip and the light screen, clamping the assembly of the second keel main body, the light strip and the light screen with the first background wallboard, and completing the installation of all the background wallboards and the installation keels by analogy.

Further, before installing the keel and the background wall, firstly making installation marks and position marking lines on the wall surface; when the keel and the background wall are installed, the keel and the background wall are installed by referring to the previous marks and the lines, so that the installation efficiency of the keel and the background wall is improved; when guaranteeing a plurality of fossil fragments and background wallboard interconnect through marking in advance, the plug-in size at a plurality of grafting positions is unanimous as far as possible, strengthens the stability of being connected of fossil fragments and background wallboard.

The invention has the beneficial effects that: according to the background wall mounting keel, the keel main body is not only used for being connected with a background wall board to mount the background wall board on a wall surface, but also can be combined with the lamp strip to arrange a light source. Fix the lamp area to the fossil fragments main part on to when the light screen protection lamp area, still optimize the light in lamp area and play up the effect through the shading cloth. The mounting means of being connected between light screen and the fossil fragments main part belongs to and can dismantle the connection to make things convenient for the later stage to change the lamp area, guarantee that the light effect of background wallboard is effective for a long time.

Simultaneously, in this application, the fossil fragments main part is connected with the background wallboard with the joint mode to avoid slotting at the limit portion of the especially stone material background wallboard of background wallboard and punch, and then guarantee the integrality of background wallboard, and reduce the construction degree of difficulty and reduce the loss. In addition, when the whole background wall board is installed on the wall surface, the whole background wall board is not in direct contact with the wall surface, and the requirement on the flatness of the wall surface in construction is greatly reduced.

The invention relates to a method for installing a background wall installation keel, which is used for guiding the integral installation of the background wall installation keel so as to ensure that the keel and a background wallboard can be correctly connected; still improve the installation effectiveness of fossil fragments in whole wall installation system, guarantee that fossil fragments and wall are connected, after fossil fragments were installed on the wall, whole wall mounting structure is compact stable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is an overall structural view of a background wall installation keel according to an embodiment of the invention;

fig. 2 is a front view schematically illustrating a main structure of a keel of a wall mounting keel according to an embodiment of the invention;

fig. 3 is a schematic front view of a light screen structure of a wall mount keel according to an embodiment of the invention;

fig. 4 is a schematic view of a background wall installation effect of a background wall installation keel according to an embodiment of the invention;

figure 5 is a block diagram of a keel body of a background wall panel installation keel according to an embodiment of the invention.

The light shading structure comprises a keel main body 1, a light shading plate 2, a first mounting plate 3, a clamping groove 4, a light shading main plate 5, a connecting plate body 6, a clamping body 7, a lamp strip fixing hole 8, a concave fastening part 9, a structural cavity 10, a second clamping plate 11, a clamping end edge 12, a nail fixing plate 13, a nail groove 14 and an auxiliary fixing plate 15.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Referring to fig. 1 to 5, a wall mount keel according to an embodiment of the invention includes a keel body 1, and a light shielding plate 2 mounted on the keel body 1; in this embodiment, keel body 1 is set up to rectangular bar type fossil fragments, and has seted up structural cavity 10 on keel body 1, and the whole keel body 1 is link up to structural cavity 10 axial.

In addition, be provided with a set of first mounting panel 3 on fossil fragments main part 1, a set of first mounting panel 3 includes two first mounting panels 3, and two first mounting panels 3 are installed in the both sides of fossil fragments main part 1, and two first mounting panels 3 use on fossil fragments main part 1 coincidence in the central plane of the central axis of fossil fragments main part 1 as the setting of symmetry of each other on fossil fragments main part 1, first mounting panel 3 is parallel to each other and sets up out from vertical extension on the same lateral wall on fossil fragments main part 1.

Four clamping grooves 4 are formed in the side wall of the first mounting plate 3 at equal intervals; and the light screen 2 includes shading mainboard 5 and the connecting plate body 6 that extends from shading mainboard 5 both sides and set up out, and two connecting plate bodies 6 are located shading mainboard 5 with one side, and two connecting plate bodies 6 also follow the vertical extension on shading mainboard 5 to an organic whole is provided with four joint bodies 7 on the connecting plate body 6.

The light screen 2 inserts between two first mounting panels 3 to in the joint body 7 joint on the connecting plate body 6 is to the joint groove 4 on the first mounting panel 3, make light screen 2 stable installation on fossil fragments main part 1.

In this embodiment, the lamp area is installed in the enclosure space that light screen 2 and fossil fragments main part 1 formed, and lamp area light sees through light screen 2 and gets into indoor space. Two lateral walls for 2 mounted position of light screen on fossil fragments main part 1 are connected with the side of two stone material background wallboards respectively, and the concrete connection mode can be nail, sticky etc, for example at the lateral wall department rubber coating of fossil fragments main part 1, make its side department of bonding fixed to stone material background wallboard, then paste fossil fragments main part 1, stone material background wallboard and tightly reach the wall together, the nailing on fossil fragments main part 1, inside the screw nail cross-under keel main part 1 to the wall, the completion is fixed the installation to fossil fragments main part and background wall.

As one of the preferred items of this embodiment, the side wall of the keel main body 1 back to the light screen 2 is also provided with a structural ridge rib extending perpendicularly, and the edge of the end of the structural ridge rib is provided with a nail fixing plate 13 parallel to the side surface of the keel main body 1, the nail fixing plate 13 is further provided with a nail groove 14, nails are nailed at the nail groove 14 to fix the nail fixing plate 13 to the wall surface, the keel main body 1 is indirectly and fixedly installed, the keel main body 1 is adhesively connected with the stone background wallboard, the keel main body 1 can be fixedly installed on the wall surface through the nail fixing plate 13, and then the stone background wallboard fixedly bonded with the keel main body 1 is installed at the wall surface, so that the stone background wallboard covers the wall surface decoration area.

As a second preferred item of this embodiment, the clamping bodies 7 disposed on the connecting plate body 6 are disposed on a side of the connecting plate body 6 opposite to the shading main board 5, and the clamping bodies 7 are inclined toward a joint of the connecting plate body 6 and the shading main board 5 to form a hook-shaped clamping structure, so that the clamping bodies 7 are clamped on the keel body 1 more stably.

As a third preferred item of this embodiment, a plurality of lamp strip fixing holes 8 are axially formed in the keel main body 1, and the lamp strip fixing holes 8 are further formed between the two first mounting plates 3; the luminescent light in lamp area can fixed mounting in 8 departments of lamp area fixed orifices to the lamp area moves in the enclosure region that fossil fragments mainboard, first mounting panel 3, light screen 2 formed, leads to the light source can not divide equally and launch out. In addition, the middle part of the shading main board 5 is sunken towards the direction of the keel body 1 to form a tightly concave part 9 on the shading main board 5,

still include a plurality of equidistance set up on fossil fragments main part 1 and be located the lamp area fixed orifices 8 between a set of first mounting panel 3, and be provided with the tight portion 9 of indent towards lamp area fixed orifices 8 on the shading mainboard 5. The tight portion 9 of recess pastes tight lamp area to the lamp area is further pressed from both sides tightly to cooperation fossil fragments main part 1, makes the lamp area fix the difficult pine of 8 positions departments of lamp area fixed orifices and takes off.

As a fourth preferred item of this embodiment, the light shielding plate 2 is manufactured and molded by a co-extrusion process, the light shielding plate 2 is manufactured and molded by transparent hard plastic, and the clamping body 7 disposed on the connecting plate body 6 is made of flexible rubber material, so that the clamping body 7 is supported and fastened to the clamping groove 4 by virtue of self elasticity, so as to increase the clamping friction force with the keel body 1 and prevent the relative position deviation between the light shielding plate 2 and the keel body 1.

The thickness of the connecting plate body 6 is larger than that of the shading main board 5, and the thickness of the connecting plate body 6 is larger than that of the shading main board 5, so that good structural connection stability is obtained; the light-shielding main board 5 is thin so as to obtain good light-transmitting effect. And the tight portion 9 of concavity is sunken to the lamp area, and more from the lamp area, and then makes the light of light screen 2 department show the gradual change effect that the bright limit portion in middle part is dull and stereotyped.

As one of the supplementary embodiments of the present invention, the keel body 1 and the background wall board can be connected by means of plug-in mounting. A set of second clamping plates 11 are also arranged on two sides of the keel main body 1, the set of second clamping plates 11 comprises two second clamping plates 11, the two second clamping plates 11 are respectively located on two sides of the keel main body 1, the two second clamping plates 11 are symmetrical to each other by taking a central plane of the keel main body 1, which coincides with a central axis of the keel main body 1, as a symmetrical plane, and the second clamping plates 11 are also perpendicular to side wall planes of the keel main body 1. In addition, the end edge of the first mounting plate 3 integrally extends to a direction far away from the keel main body 1 to form a clamping end edge 12, the clamping end edge 12 is parallel to the second clamping plate 11, so that the clamping end edge 12 and the second clamping plate 11 are matched to form a clamping interval, the distance between the clamping end edge 12 and the second clamping plate 11 is equal to the thickness of the stone background wall plate, the stone background wall plate is inserted between the clamping end edge 12 and the second clamping plate 11 with an edge part, and the mounting connection between the stone background wall plate and the keel main body 1 is completed.

As a supplement to this embodiment, the nailing fixing plate 13 in this embodiment is a T-shaped plate structure combined with the structural ribs, a second structural rib is arranged on the keel body 1 side by side in the nailing fixing plate 13, and an auxiliary fixing plate 15 is arranged at the end edge of the second structural rib, the auxiliary fixing plate 15 is coplanar with the nailing fixing plate 13.

When with fossil fragments main part 1 fixed mounting on the wall, nail connects fixed plate 13 and auxiliary fixed plate 15 to paste simultaneously tightly on the wall to two support fixed knot construct prevent that fossil fragments main part 1 from installing with the slope gesture and fixing to the wall.

In addition, the auxiliary fixing plate 15 can also be replaced by the nail fixing plate 13, that is, in this embodiment, at least one nail fixing plate 13 needs to be provided, and the provision of the auxiliary fixing plate 15 can reduce the number of nail grooves 14 and screws, and reduce the damage to the wall body during the installation process.

The specific embodiment of the invention further comprises an installation method of the background wall installation keel, and the background wall installation keel mentioned in any one of the above embodiments is used, and the specific installation steps are as follows:

s1: fixing the lamp strip to the position of a lamp strip fixing hole 8 on the keel main body 1, and tightly fastening the light screen 2 on the first mounting plate 3 to shield the lamp strip to obtain a combined part of the keel main body 1, the lamp strip and the light screen 2;

s2: fixing the first keel main body 1, the lamp strip and the light shading plate 2 assembly obtained in the step S1 to a designated position of a wall by using screws, wherein the screws are arranged along the nailing grooves 14 in a left-right staggered manner;

s3: clamping a first background wallboard to a clamping section of a combined piece of the first keel main body 1, the lamp strip and the light screen 2 by using the side edge of the first background wallboard so as to finish the installation of the first background wallboard;

s4: and repeating the steps S1 and S2 to complete the manufacture and installation of the combined piece of the second keel main body 1, the light strip and the light screen 2, clamping the combined piece of the second keel main body 1, the light strip and the light screen 2 with the first background wallboard, and completing the installation of all the background wallboards and the installation keels in the same way.

Before installing the keel and the background wall, firstly making installation marks and position marking lines on the wall surface; when installed, the keel and wall are installed with reference to the previous markings and scribes.

Where not mentioned above, all are applicable to the prior art.

Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.