CN216921151U

CN216921151U - Overhead wall surface system with surface leveling function

Info

Publication number: CN216921151U
Application number: CN202220072442.7U
Authority: CN
Inventors: 丁欣欣; 丁泽成; 周东珊; 马蕊; 蔡帅帅
Original assignee: Zhejiang Yasha Decoration Co Ltd
Current assignee: Zhejiang Yasha Decoration Co Ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-07-08
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses an overhead wall surface system with a surface leveled, and relates to the technical field of assembly type wall surface installation. The wall-mounted type building system comprises an overhead wall board and a fixed connecting device used for mounting the overhead wall board on a wall; the fixed connecting device at least comprises a first fixed piece and a second fixed piece inserted on the wallboard, the first fixed piece is provided with a connecting slot, and the second fixed piece is provided with a clamping body; the second fixing piece is inserted into the connecting slot and abuts against the inner wall of the connecting slot through the clamping body, so that the first fixing piece and the second fixing piece are connected in a clamping mode, and the overhead wallboard is installed on the wall. The utility model carries out leveling operation on the wall panel installed overhead based on a surface leveling mode, has obvious leveling effect, does not have adjusting error, greatly improves the installation quality of the wall panel, and is convenient and quick to install the wall panel.

Description

Overhead wall surface system with surface leveling function

Technical Field

The utility model relates to the technical field of assembly type wall surface installation; and more particularly to a surface-leveled overhead wall surface system.

Background

The traditional wall decoration mode is for slotting on former wall and arranging the circuit, and reuse cement mortar and putty are screeded the wall, and whole noise is big, and the dust is many, and the construction cycle is long, needs to wait for the wall dry. Therefore, the assembly type installation mode is rapidly accepted by the market due to the advantages of dry construction and quick construction.

In summary, the current base leveling mode is point leveling or line leveling, the leveling speed is slow, the quality is low, and the base leveling mode must be used in cooperation with the keel, so that the application mode is limited to a certain extent.

In the utility model patent that is a wall built on stilts system as a name that patent number CN202110019009.7 announces, this utility model includes that wallboard body, horizontal leveling fossil fragments, screw thread penetrate nail and leveling fastener, horizontal leveling fossil fragments parallel arrangement is in one side of wall, wear to be equipped with a plurality of screw threads in the horizontal leveling fossil fragments and penetrate the nail, the screw thread penetrates nail and includes interconnect's grafting section and screw thread section, the grafting section is pegged graft in the wall, the screw thread section passes through the leveling fastener and installs on horizontal leveling fossil fragments, wallboard body butt is at the lateral surface of horizontal leveling fossil fragments. The technical effects achieved are as follows: according to the wall surface overhead system, the leveling is controlled by adopting the threaded nail shooting, so that the processes are reduced, and the construction efficiency is improved; fine leveling can be achieved by using a gasket; the leveling keel adopted by the system is a specially processed transverse keel which is thinner than keels on the market, so that the manufacturing thickness of the whole system can be reduced, and the waste of indoor area is reduced; the wallboard is installed in a dry hanging mode, so that later-stage replacement and maintenance are facilitated.

The utility model discloses an in, the wallboard need be installed and is fixed on the leveling fossil fragments of tail end department that the nail was penetrated to the screw thread, and the wallboard in case fix the leveling fossil fragments on the back, the wallboard will penetrate nail with leveling fossil fragments, screw thread and all seal between wall and wallboard, lead to follow-up leveling operation after the wallboard installation is accomplished unable to go on. The problem of installation unevenness appears on can leading to wallboard fixed mounting to leveling fossil fragments and based on factors such as self dimensional error, deformation of wallboard in the real life, even the wallboard does not penetrate the good problem that also can not eliminate wallboard installation unevenness to leveling fossil fragments, screw nail adjustment before the installation again, and can not do again in the contrast patent and carry out the leveling operation to the wallboard after installing the wallboard. And when the screw-thread shooting nails are leveled, fine adjustment operation needs to be carried out on each screw-thread shooting nail installed on the wall one by one, so that the operation is complex in the process of installing the assembled wall, the construction is troublesome, time and labor are wasted, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a surface-leveling overhead wall surface mounting system, wherein when an overhead wallboard is assembled and mounted on a wall, the wallboard can still be leveled by adjusting a second fixing piece so as to ensure the mounting size precision and quality of the wallboard; and the first fixing piece and the second fixing piece are inserted and connected in a clamping way, so that the operation is simple, convenient and quick, and manpower and material resources are saved, thereby solving the technical problems.

Current fabricated finishes typically use cross and vertical keels in conjunction with leveling assemblies for leveling. The leveling mode is point leveling or linear leveling. The point-like leveling represents that each point position needs to be pre-fixed in the leveling process, the point positions are adjusted and fastened after being leveled by a laser leveling device, the leveling effect is firstly reflected on the nails at the point positions, the leveling effect is reflected on the wall plate after the overhead wall plate is installed, and the intermediate installation size error exists, the leveling speed is low, and the efficiency is low. The leveling assemblies are clamped in the transverse and vertical keels, and only the leveling assemblies at the head end and the tail end of the keels can be adjusted under the condition that the keels are good in quality and not prone to bending, the leveling assemblies in the middle are only fixed, the linear leveling can improve the leveling speed to a certain extent, but the actual operation is difficult, the length of the keels is increased, the middle sections can be bent to different degrees, and the ideal flatness state is difficult to guarantee. And moreover, the leveling operation is carried out on the keel, the leveling effect is directly embodied on the keel, and when the overhead wallboard is subsequently installed on the keel, the installation unevenness of the overhead wallboard can be increased due to the non-uniformity of the thickness of the overhead wallboard and the installation size error existing in the installation process.

Based on the above research, the present application provides an assembly type leveling operation idea called surface leveling, and it is expected that the influence caused by the leveling operation can be directly applied to the overhead wall panel when the overhead wall panel is leveled, so as to obtain direct and high-quality panel leveling quality. On the basis of surface leveling installation, an overhead wall surface design scheme which is more convenient for wallboard installation and can reduce the wallboard installation difficulty is pursued.

Based on the above thought, the technical scheme of the utility model for solving the above problems is as follows: the overhead wall surface system with the surface leveled comprises an overhead wall board and a fixed connecting device used for mounting the overhead wall board on a wall; the fixed connecting device at least comprises a first fixing piece fixed on the wall and a second fixing piece inserted on the wallboard, the first fixing piece is provided with a connecting slot, and the second fixing piece is provided with a clamping body; the second fixing piece is inserted into the connecting slot and abuts against the inner wall of the connecting slot through the clamping body, so that the first fixing piece and the second fixing piece are connected in a clamping mode, and the overhead wallboard is installed on the wall.

Furthermore, the overhead wallboard comprises a leveling plate and a veneer which are bonded, wherein the leveling plate is provided with an accommodating through hole used for accommodating the end part of the second fixing piece. The second fixing piece is inserted and fixed on the leveling plate from the position of the accommodating through hole, when the second fixing piece and the first fixing piece are mutually clamped, the leveling plate can be installed at the set position of the wall, one end face of the second fixing piece is exposed at the position of the accommodating through hole in the leveling plate, and technicians can further adjust the installation position and the posture of the second fixing piece at the position of the accommodating through hole so as to level the leveling plate. After the decorative panel is subsequently installed on the leveling plate, the installation effect of the completely straight overhead wallboard with high flatness can be obtained, so that the overhead installation quality of the assembled wallboard is improved.

Furthermore, the accommodating through hole is a two-stage stepped through hole, the second fixing piece is a connecting rod body with a hexagonal nut, and the plurality of clamping bodies are circumferentially arranged on the connecting rod body of the second fixing piece in a surrounding manner; the clamping device also comprises a containing clamping groove which is correspondingly arranged on the groove wall of the connecting slot and is used for containing the clamping body. When the connecting rod body with the hexagonal nut is inserted into the accommodating through hole, the hexagonal nut is matched with the stepped through hole structure to be mutually limited, so that the hexagonal nut is accommodated in the accommodating through hole, the unevenness of the exposed surface of the leveling plate is avoided, and the rotating operation of adjusting the second fixing part is not influenced.

Furthermore, the middle part of the clamping body is protruded, a transition inclined plane is formed in the middle part of the clamping body towards the end part of the clamping body along the axial direction of the second fixing piece, and the transition inclined plane is correspondingly arranged from the bottom of the groove of the accommodating clamping groove to the edge of the notch of the accommodating clamping groove. The transition inclined plane that sets up on the joint body also can make things convenient for the joint body to slide and enter into and hold the draw-in groove, can reduce the cartridge of first mounting and second mounting and be connected the installation degree of difficulty. Particularly, through the structural style of the convex clamping body, the second fixing piece can be conveniently inserted into or drawn out of the connecting slot, and the second fixing piece can drive the first fixing piece to rotate when the second fixing piece is rotated, so that the transverse position of the fixed connecting device can be adjusted in a rotating mode, and the overhead wallboard can be leveled.

Furthermore, the first fixing piece at least comprises a fixing base and a leveling post which are in threaded connection, and the connecting slot is formed in the leveling post; the leveling device also comprises a connecting threaded hole arranged on the fixed base and a connecting thread arranged on the periphery of the leveling column; the connecting slot is axially arranged on the leveling column. The first fixing piece and the screwed separable two parts can adjust the integral axial height of the first fixing piece by rotating the leveling column, and the leveling plate is leveled when the leveling plate is reacted.

Further, the clamping body is made of elastic materials. The clamping body is further made of elastic materials to allow elastic deformation so that the second fixing piece can be conveniently inserted into the connecting slot, and the clamping body is also conveniently deformed to be slidably inserted into the accommodating clamping slot, so that the clamping operation between the first fixing piece and the second fixing piece is further facilitated.

Furthermore, an abutting end plate is integrally arranged at one column end of the leveling column and is arranged at the notch of the connecting slot. The abutting end plate at the column end of the leveling column can be matched with the hexagonal nut of the second fixing piece to clamp and fix the leveling plate, so that the second fixing piece is prevented from loosening on the leveling plate and the leveling operation is prevented from being influenced.

Furthermore, the fixed base comprises a fixed bottom plate and a screwed part integrally arranged on the fixed bottom plate, and the connecting threaded hole is arranged on the screwed part; the fixing bottom plate is also provided with at least one through hole for fixing and also comprises a fixing screw which is screwed into the wall from the through hole for fixing so as to fix the fixing bottom plate on the wall. The fixed base is contacted with the wall through a fixed bottom plate with a relatively large volume so as to be stably fixed on the wall; and the screwed part is provided with a connecting threaded hole for the threaded insertion of the leveling column.

Furthermore, a reinforcing rib is further connected and arranged between the fixed bottom plate and the screwing part. The strengthening rib can further strengthen unable adjustment base structural strength, prevents unable adjustment base deformation in order to lose the installation function.

The utility model has the beneficial effects that: the utility model relates to a surface-leveling overhead wall surface system. The fixed connecting device is a separable connecting structure, the first fixing piece and the second fixing piece are mutually connected in a clamping mode, and technicians only need to insert and install the second fixing piece on the overhead wall board on the first fixing piece fixed on the wall when the wall board is installed. The card inserting connection installation mode can replace the traditional fixing installation mode with relatively complicated operation steps such as nailing, screwing, bolting and the like, improves the installation efficiency and also reduces the wall installation difficulty.

In addition, because the second mounting is cartridge on built on stilts wallboard, consequently the second mounting still has the end to expose built on stilts wallboard after the built on stilts wallboard of installation for after the built on stilts wallboard of installation to the wall, the technical staff still can adjust fixed connection device's whole axial dimension through rotating the second mounting, thereby implement the leveling operation to built on stilts wallboard. The operation process does not need to stipulate specific leveling operation rules and size adjustment values, the fixed connecting device is adjusted on site according to the installation flatness of the overhead wallboard, the operation of adjusting the fixed connecting device and the brought size change are directly reflected on the overhead wallboard, the leveling operation effect for the overhead wallboard is direct and efficient, and the assembly type installation requirement is perfectly met.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. 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 utility model. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

FIG. 1 is a schematic view of the overall installation structure of a surface-leveled overhead wall system according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic structural view of a stationary base of a surface-leveled overhead wall system in accordance with an embodiment of the present invention;

FIG. 4 is a schematic structural view of a leveling post of a surface-leveled overhead wall surface system according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a leveling post of a surface-leveling overhead wall system according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a second fixture of a surface-leveled overhead wall system according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional structural view of an overhead wall panel of a surface-leveled overhead wall system, in accordance with an embodiment of the present invention.

The device comprises a 1-overhead wallboard, a 11-leveling plate, a 12-veneer, a 13-containing through hole, a 2-fixed connecting device, a 21-first fixing piece, a 211-fixing base, a 2111-fixing bottom plate, a 2112-screwed part, a 2113-reinforcing rib, a 2114-fixing through hole, a 212-leveling column, a 213-abutting end plate, a 214-connecting threaded hole, a 22-second fixing piece, a 23-connecting slot, a 24-clamping body, a 25-containing clamping groove and a 26-transition inclined plane.

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, an overhead wall system with a level surface according to an embodiment of the present invention includes an overhead wall panel 1 and a fixed connection device 2; wherein fixed connection device 2 sets up to but the split structure, through on fixed connection device 2's partly structure is fixed to the wall, another part structure is installed on built on stilts wallboard 1, makes fixed connection device 2's two parts structure interconnect with fixed connection mode again, has just with built on stilts wallboard 1 fixed mounting on the wall to appropriate space has still been left between wall and built on stilts wallboard 1, so that the installation demands such as hidden line of walking in the interior architecture decoration installation.

Further extending the above embodiment, referring to fig. 2, the fixed connection device 2 comprises a first fixing member 21 and a second fixing member 22, wherein the first fixing member 21 is fixedly installed on the wall, and the second fixing member 22 is inserted on the overhead wall panel 1. Through set up holding through-hole 13 on built on stilts wallboard 1 to make second mounting 22 cartridge in holding through-hole 13 department, so that second mounting 22 after the cartridge on built on stilts wallboard 1, the both ends of second mounting 22 all expose in the both sides of built on stilts wallboard 1. After the overhead wallboard 1 is installed on the wall, a technician can still rotate the second fixing part 22 to further drive the first fixing part 21 and the whole fixed connecting device 2 to rotate so as to adjust the installation posture and the position size of the fixed connecting device 2, and directly transmit the change of the position size of the first fixing part to the overhead wallboard 1, so that the overhead wallboard 1 is leveled, the leveling effect of the overhead wallboard is direct and accurate, and the assembly type wall has great application advantages.

The connection manner of the first fixing member 21 and the second fixing member 22 is improved, and in a further embodiment, as shown in fig. 2, 5 and 6, the first fixing member 21 and the second fixing member 22 are connected in a snap-fit manner, so that the first fixing member 21 and the second fixing member 22 can be installed and connected or separated. After inserting the second fixing member 22 into the overhead wall panel 1, a technician inserts the second fixing member 22 into the first fixing member 21, so as to install the overhead wall panel 1 on the wall. For installation methods such as nail shooting installation and keel installation, the operation method is more convenient, and the later-stage installation method is very convenient when the overhead wallboard 1 is disassembled.

As can be seen from fig. 2, 5 and 6, the second fixing member 22 is similar to a bolt in shape and structure, and the first fixing member 21 is provided with a connecting slot 23 for the second fixing member 22 to be inserted therein. First mounting 21 is fixed on the wall with the screw fixation mode, second mounting 22 cartridge is on built on stilts wallboard 1, and the circumference evenly is provided with four joint bodies 24 on the second mounting 22 left end portion, this joint body 24 enters into connecting slot 23 along with the left end of second mounting 22, and joint body 24 hinders its self volume shape can support tightly on connecting slot 23's lateral wall, thereby makes first mounting 21 and second mounting 22 chucking link to each other, in order to maintain the installation effect with built on stilts wallboard 1 fixed mounting on the wall.

Based on the above embodiment, taking the structure shown in fig. 2 as an example, in this application, when leveling the overhead wall panel 1, a technician may screw the second fixing member 22 on the right side of the overhead wall panel 1 to adjust the insertion depth of the second fixing member 22 on the first fixing member 21, and further adjust the horizontal position of the area of the overhead wall panel 1, so as to perform the leveling operation on the overhead wall panel 1.

The leveling operation manner is one of the possible operation methods of the present application, but it still has certain disadvantages, such as different operation difficulties in pushing the second fixing member 22 to the left and pulling the second fixing member 22 to the right, and the latter operation difficulty is greater; the second fixing member 22 is inserted into the overhead wall panel 1, and the axial runout of the second fixing member 22 in the inserted manner also affects the leveling effect.

As one of the preferred options of this embodiment, in combination with fig. 7, the overhead wall panel 1 in this embodiment is provided as two adhered leveling plates 11 and a veneer 12, and the receiving through hole 13 is opened only on the leveling plate 11. When the overhead wallboard 1 is installed, the leveling plate 11 is installed firstly, and the second fixing piece 22 is inserted into the accommodating through hole 13 on the leveling plate 11; the accommodating through hole 13 is set to be a two-stage stepped through hole, so that the hexagon nut end at the right end of the second fixing piece 22 is accommodated in the accommodating through hole 13, and the hexagon nut end is limited in the accommodating through hole 13, and the second fixing piece 22 can be limited in the accommodating through hole 13 and cannot fall out of the accommodating through hole 13 by combining the sealing effect of the veneer 12 on the accommodating through hole 13. The veneer 12 covers the accommodating through hole 13 and exposes the surface of the veneer 12 with stronger aesthetic property to the environment, thereby ensuring the aesthetic property of the installation of the overhead wallboard 1.

As a second preferred aspect of the present embodiment, in the present embodiment, with reference to fig. 2, 4 and 5, an abutting end plate 213 is further integrally provided at the right end of the first fixing member 21, i.e., at the notch of the connecting slot 23. When the second fixing member 22 is tightly coupled to the first fixing member 21, the abutting end plate 213 also forms a clamping structure in cooperation with the hexagonal nut at the end of the second fixing member 22, and also restricts the second fixing member 22 from loosening.

The leveling operation is further improved to further avoid the defects of the leveling operation. As shown in fig. 5 and 6, an accommodating slot 25 is opened in the connecting slot 23 of the first fixing member 21, and the shape of the accommodating slot 25 is the same as that of the snap-in bodies 24, so that when the second fixing member 22 is inserted into the connecting slot 23, the snap-in bodies 24 integrally provided on the upper periphery of the second fixing member 22 are just accommodated in the accommodating slot 25. Based on the above structure, the second fixing member 22 can be axially inserted into the connecting slot 23 to connect the first fixing member 21, and the second fixing member 22 can also be axially withdrawn from the connecting slot 23 to be separated from the first fixing member 21.

The feature is that the function of the second fixing element 22 driving the first fixing element 21 to rotate can be realized based on the circumferential rotation limiting function of the clamping body 24 and the accommodating slot 25. At this time, the first fixing member 21 is set to be a separate structure of the fixing base 211 and the leveling post 212 which are connected with each other by screw threads, and the second fixing member 22 is only connected with the leveling post 212 in a plugging and clamping manner. When fixing base 211 is nailed on the wall, drive leveling post 212 through rotating second mounting 22 and rotate, and then make leveling post 212 screw thread on fixing base 211 rotate with precession or screw-out to change the whole length of second mounting 22, and then make the whole length of fixed connection device 2 adjusted, just can leveling built on stilts wallboard 1 when using on built on stilts wallboard 1.

As a third preferred item of the present embodiment, referring to fig. 5 and 6, in order to avoid the shape of the clip body 24 from obstructing the insertion of the second fixing member 22 into the connecting slot 23, the clip body 24 is made of an elastic material in the present embodiment, but the elastic material for making the clip body 24 needs to have a proper hardness, such as a hard plastic, and when the second fixing member 22 is inserted into the connecting slot 23, the clip body 24 can restrict the obstruction within an acceptable range even if the insertion is obstructed by the clip body 24.

Moreover, the clamping body 24 is arranged to be a trapezoidal plate body structure with a convex middle part, the middle part of the clamping body 24 forms transition inclined planes 26 towards the two ends of the clamping body 24, meanwhile, the accommodating clamping groove 25 is also arranged to be a groove bottom structure with the transition inclined planes 26, and the clamping body 24 can be conveniently inserted into the accommodating clamping groove 25 in a sliding mode.

Further, in the present embodiment, the abutment end plate 213 is provided at the column end of the leveling column 212, as well as at the notch of the connection insertion groove 23.

Referring to fig. 3, the fixing base 211 includes a screw connection portion 2112 having a cylindrical structure and a fixing bottom plate 2111 integrally disposed at a bottom end of the screw connection portion 2112, the screw connection portion 2112 is provided with a connection threaded hole 214, and the leveling column 212 is also provided as a cylinder with an outer circumferential thread; the leveling post 212 is screwed into the screw portion 2112, and the fixing base 211 is fixed to the wall by inserting the fixing base plate 2111 into the wall through the fixing through-hole 2114 in cooperation with the expansion screw. A plurality of reinforcing ribs 2113 are further integrally provided between the fixing base plate 2111 and the screw portion 2112 to enhance the structural stability of the fixing base 211.

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.

Claims

1. The utility model provides an overhead wall surface system of face leveling which characterized in that: comprises an overhead wall board (1) and a fixed connecting device (2) used for installing the overhead wall board (1) on a wall; the fixed connecting device (2) at least comprises a first fixing piece (21) fixed on a wall and a second fixing piece (22) inserted on the wallboard, a connecting slot (23) is formed in the first fixing piece (21), and a clamping body (24) is arranged on the second fixing piece (22); the second fixing piece (22) is inserted into the connecting slot (23) and abuts against the inner wall of the connecting slot (23) through the clamping body (24), so that the first fixing piece (21) and the second fixing piece (22) are connected in a clamping mode, and the overhead wall board (1) is installed on the wall.

2. The surface-leveled overhead wall surface system of claim 1, wherein: the overhead wallboard (1) comprises a leveling plate (11) and a veneer (12) which are bonded, wherein the leveling plate (11) is provided with an accommodating through hole (13) used for accommodating the end part of the second fixing piece (22).

3. A surface-leveled overhead wall surface system as claimed in claim 2, wherein: the accommodating through hole (13) is a two-stage stepped through hole, the second fixing piece (22) is a connecting rod body with a hexagonal nut, and the plurality of clamping bodies (24) are circumferentially arranged on the connecting rod body of the second fixing piece (22) in a surrounding manner; and the clamping device also comprises an accommodating clamping groove (25) which is correspondingly formed on the groove wall of the connecting slot (23) and is used for accommodating the clamping body (24).

4. A surface-leveled overhead wall surface system as claimed in claim 3, wherein: the middle of the clamping body (24) is protruded, a transition inclined plane (26) is formed in the middle of the clamping body (24) along the axial direction of the second fixing piece (22) towards the end of the clamping body (24), and the transition inclined plane (26) is correspondingly arranged at the bottom of the groove for accommodating the clamping groove (25) towards the edge of the notch for accommodating the clamping groove (25).

5. A surface-leveled overhead wall surface system as claimed in claim 3, wherein: the first fixing piece (21) at least comprises a fixing base (211) and a leveling column (212) which are in threaded connection, and the connecting slot (23) is formed in the leveling column (212); the fixing device also comprises a connecting threaded hole (214) arranged on the fixing base (211) and a connecting thread arranged on the periphery of the leveling column (212); the connecting slot (23) is axially arranged on the leveling post (212).

6. The surface-leveled overhead wall surface system of claim 1, wherein: the clamping body (24) is made of elastic materials.

7. The surface-leveled overhead wall surface system of claim 5, wherein: an abutting end plate (213) is further integrally arranged at one column end of the leveling column (212), and the abutting end plate (213) is further arranged at the notch of the connecting insertion groove (23).

8. The surface-leveled overhead wall surface system of claim 5, wherein: the fixing base (211) comprises a fixing bottom plate (2111) and a screwing part (2112) integrally arranged on the fixing bottom plate (2111), and the connecting threaded hole (214) is arranged on the screwing part (2112); the fixed bottom plate (2111) is also provided with at least one through hole (2114) for fixing, and the fixed bottom plate also comprises a fixing screw which is nailed into the wall from the through hole (2114) for fixing to fix the fixed bottom plate (2111) on the wall.

9. The surface-leveled overhead wall surface system of claim 8, wherein: and a reinforcing rib (2113) is also connected and arranged between the fixed bottom plate (2111) and the screw-threaded part (2112).