CN216713710U - Pre-buried formula crown molding - Google Patents

Abstract

The utility model relates to a pre-buried type crown molding which is characterized by comprising a limiting strip and a buried strip, wherein the limiting strip is connected with the buried strip, and a reference convex strip is arranged on the buried strip. The utility model can conveniently and accurately position the suspended ceiling plate and can achieve the embedding and positioning functions; the embedded type crown molding can be conveniently and accurately installed, the vertical wall surface forming the crown molding can be conveniently scraped to be very flat and straight, so that the vertical wall surface forming the crown molding can be conveniently ensured to have very high flatness and verticality, and then the very standard and attractive crown molding can be made, and the quality of building decoration can be conveniently improved. And when the furred ceiling board and the furniture are placed against the wall, gaps are prevented from being formed between the furred ceiling board and the wall and between the furniture and the wall, so that better visual perception can be brought conveniently, indoor cleaning can be facilitated, the reliability and the applicability of the pre-embedded type crown molding are very good, the whole structure of the pre-embedded type crown molding is very simple, and the manufacturing difficulty and the manufacturing cost are very low.

Description

Pre-buried formula crown molding

Technical Field

The utility model relates to the field of building materials, in particular to a pre-embedded crown molding.

Background

At present, the intersection of a wall surface and a ceiling surface is called as an 'internal corner' in decoration, in the construction at the position, a constructor can hardly straighten the 'internal corner', the 'internal corner' is usually a curved line, and the angles of all parts of the 'internal corner' are difficult to be unified. The decoration effect is seriously influenced in the extremely simple decoration style, and the aesthetic feeling is reduced.

Meanwhile, the prior wall surface leveling mostly adopts the punching rib leveling. Wherein, the steps of punching and leveling are as follows: dotting: a base point is found on the wall surface by using the gypsum cake, the points are connected with each other and are vertically connected into a line, and the calibration is carried out by using a level meter. Rib punching: the guiding rule is held to lean against the gypsum cake, and a rib vertical to the ground is punched out. And repeatedly dotting and punching ribs to form a plurality of ribs in parallel on the wall surface. After the construction is completed, a plurality of ribs arranged side by side can be reserved on the wall surface, and then the ribs are waited to be dried and hardened. Filling and leveling: filling up the vacant space with gypsum, scraping and compacting from bottom to top by taking the guiding ruler.

When the plaster cake is used for dotting, the points need to be connected with the points, and the screed can be completed only by calibrating the level gauge, so that the process is very complicated, and the structure convenient for screed is difficult to quickly make. After the rib punching is finished, the situation that the rib is deformed easily due to the separation of the guiding ruler is solved. And the rib punching process is easily influenced by manual experience, so that the flatness and the verticality of the outer surface of the rib are not enough, and finally, the wall surface leveling is easy to have a large error, so that the leveling construction precision is limited, and the condition that the wall surface flatness is not enough is easy to exist. And when filling and looking for at level, because the roughness on rib surface is great greatly, and the width of rib is also great, the rib can play great frictional resistance to the guiding rule like this to easily lead to the guiding rule to scrape the resistance of wiping very big, and then can not scrape fast and trowel, this efficiency and the quality that easily influences the wall and make level. Therefore, the existing punching and leveling has the problems of complicated site construction, insufficient precision, low construction efficiency and the like, so that the efficiency and the quality of house decoration are easily influenced.

Meanwhile, when the flatness of the vertical wall surface forming the crown molding is poor or poor, the flatness and the straightness of the crown molding are easily affected, so that the crown molding is easily poor in flatness, inclined, inconsistent in angles of two ends and the like. And when the wall surface smoothness is poor or relatively poor, gaps are easy to appear between the ceiling board and the wall surface and between the furniture and the wall surface, so that the wall surface is easy to be uneven and inclined, or the ceiling board is inclined and the furniture is inclined, poor visual perception is easy to bring, and further the grade promotion of the house can be influenced. Moreover, mosquito, dust, sundries and the like can easily enter gaps at the rear side of the furniture, and the indoor sanitation can be ensured only by frequently cleaning the inner side of the furniture, which is easy to bring inconvenience to indoor cleaning.

In view of the above problems, it is necessary to design a pre-embedded crown molding to improve the construction efficiency and quality of the ceiling board and the wall surface.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and the defects and provides a pre-embedded type crown molding which comprises a limiting strip and an embedded strip, wherein the embedded strip is provided with a reference convex strip, a ceiling board can be conveniently and accurately positioned through the limiting strip, and the embedded strip can achieve the embedding and positioning effects, so that the installing and positioning stability of the pre-embedded type crown molding can be ensured; through the setting of benchmark sand grip, can not only be convenient for accurately install pre-buried formula crown molding, can also be convenient for wipe the vertical wall that constitutes the crown molding very level and smooth, straight to the vertical wall that can be convenient for guarantee to constitute the crown molding has very high roughness and straightness that hangs down, and then can make very standard, pleasing to the eye crown molding, this quality that just can be convenient for improve the building decoration. And when the furred ceiling board and the furniture are placed against the wall, gaps are prevented from being formed between the furred ceiling board and the wall and between the furniture and the wall, so that better visual perception can be brought conveniently, indoor cleaning can be facilitated, the reliability and the applicability of the pre-embedded type crown molding are very good, the whole structure of the pre-embedded type crown molding is very simple, and the manufacturing difficulty and the manufacturing cost are very low.

The technical scheme of the utility model is realized as follows:

the utility model provides a pre-buried formula crown molding which characterized in that includes spacing, buries the strip, wherein spacing and the embedding strip all are transverse arrangement to make the back side of spacing meet with the last side of embedding the strip, be provided with the benchmark sand grip on the front surface of embedding the strip.

Preferably, the rear lower surface of the limiting strip is provided with a concave strip groove extending transversely.

Preferably, the embedded bar is provided with a concave-convex portion therein, and a maximum height of the concave-convex portion protruding forward is lower than a height of the reference convex line protruding forward.

Preferably, the concavo-convex portion is waved.

Preferably, the concave-convex portion is provided with an engagement groove.

Preferably, the rear surface of the embedding strip is provided with a hiding groove.

Preferably, the front lower surface of the limiting strip is provided with a limiting groove.

Preferably, a plurality of through holes which longitudinally penetrate are formed in the embedded strip.

Preferably, the outer corner of the connecting part of the limiting strip and the embedded strip is provided with a abdicating notch.

Preferably, the limiting strip and the embedded strip are of an integrated profile structure.

The utility model has the beneficial effects that: (1) the embedded type crown molding comprises the limiting strip and the embedded strip, wherein the limiting strip and the embedded strip are transversely arranged, and the rear side edge of the limiting strip is connected with the upper side edge of the embedded strip. Can play very accurate, stable limiting displacement to the furred ceiling board through spacing strip like this, this accuracy and stability that helps improving furred ceiling board tip installation location, the reliability of this pre-buried formula crown molding is very good.

(2) The embedding and positioning effects can be achieved through the embedding strips, and therefore the stability and reliability of the installation and positioning of the pre-embedded type crown molding can be guaranteed. By providing an upper reference rib on the front surface of the embedded bar. The device not only can be used as a reference for installing the pre-embedded crown molding, but also can be used as a reference line for scraping and plastering the vertical wall surface forming the crown molding. So that when the plaster is scraped on the vertical wall surface, the reference is very reliable, thereby being convenient for the manual operation to scrape the smooth and straight vertical wall surface on the wall body, and avoiding the condition of poor flatness and deflection of the vertical wall surface. This just can guarantee that the vertical wall that constitutes the crown molding has very high roughness and straightness that hangs down to avoid the crown molding to appear crooked, both ends angle inconsistent the condition such as, the fitment quality of building can be improved greatly in this pre-buried formula crown molding's use, and this pre-buried formula crown molding's suitability is very strong.

(3) The embedded type crown molding can be used for making reliable crown molding and can also be used for leveling a vertical wall surface forming the crown molding. Can establish out very accurate, reliable benchmark through the benchmark sand grip, and the precision of this benchmark receives workman's influence minimum, this vertical wall that can significantly reduce makes level the error to and can guarantee that the benchmark has very high degree of accuracy, thereby can improve the precision of vertical wall construction of making level greatly, and then just can be convenient for make the roughness, the very high vertical wall of straightness that hangs down, it can be convenient for make very standard, pleasing to the eye crown molding, this pre-buried formula crown molding can improve the quality that vertical wall made level greatly. The application of this pre-buried formula crown molding can directly save the loaded down with trivial details "dotting" operation in the current screeding is made level, and its degree of difficulty that can the vertical wall of greatly reduced makes level to and the efficiency that can improve vertical wall greatly and make level.

Through adopting the benchmark sand grip as the benchmark, can not have the very big problem of roughness like the rib that the screeding came out, in addition the benchmark sand grip is the strip, and this just can be when filling find level, frictional force between guiding rule and the benchmark sand grip that can significantly reduce to can reduce the guiding rule greatly and scrape the resistance of wiping, and then can be convenient for scrape fast and float, this efficiency and the quality that also helps improving vertical wall and make level. The pre-buried type crown molding can greatly reduce the complexity of field construction and improve the construction precision and efficiency, thereby being beneficial to improving the house decoration efficiency and quality.

(4) The wall with very high flatness and verticality can be conveniently made through the pre-embedded type crown molding, so that gaps can be avoided between a suspended ceiling plate and the wall and between furniture and the wall when the suspended ceiling plate and the furniture are placed close to the wall, the wall cannot be uneven and inclined, the suspended ceiling plate cannot be inclined, better visual perception can be brought, and the grade of a house can be greatly improved. When no gap exists between the furniture and the wall surface, mosquitoes, dust, sundries and the like can be prevented from entering the inner side of the furniture, so that the indoor sanitation can be still ensured under the condition that the inner side of the furniture is not cleaned frequently, the convenience of indoor cleaning is improved, and the reliability and the applicability of the embedded type crown molding can be improved conveniently.

(5) Meanwhile, the integral structure of the pre-embedded crown molding is very simple, and the pre-embedded crown molding has the advantages of small manufacturing difficulty, low manufacturing cost and the like.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a pre-embedded crown molding in the utility model.

FIG. 2 is a schematic view of a cross-sectional structure of the pre-embedded crown molding of the present invention.

FIG. 3 is a schematic structural diagram of the use state of the pre-embedded crown molding in the present invention.

Fig. 4 is an enlarged structural view of a portion a in fig. 3 according to the present invention.

Detailed Description

As shown in fig. 1 and 2, the pre-buried crown molding according to the present invention includes a limiting strip 1 and a buried strip 2, wherein the limiting strip 1 and the buried strip 2 are both arranged transversely, and a rear side of the limiting strip 1 is connected to an upper side of the buried strip 2, and a reference protruding strip 21 is provided on a front surface of the buried strip 2.

The pre-buried type crown molding comprises a limiting strip 1 and a buried strip 2, wherein the limiting strip 1 and the buried strip 2 are transversely arranged, and the rear side edge of the limiting strip 1 is connected with the upper side edge of the buried strip 2. Can play very accurate, stable limiting displacement to the furred ceiling board through spacing 1 like this, this accuracy and stability that helps improving furred ceiling board tip installation location, the reliability of this pre-buried formula crown molding is very good.

The embedding and positioning effects can be achieved through the embedding strips 2, so that the stability and reliability of the installation and positioning of the pre-embedded type crown molding can be ensured. And after the embedded bar 2 is installed in an embedding mode, the exposure of the embedded type crown molding can be reduced, so that the influence of the embedded type crown molding on the house decoration aesthetic property can be reduced. By providing an upper reference ridge 21 on the front surface of the buried strap 2. The device not only can be used as a reference for installing the pre-embedded crown molding, but also can be used as a reference line for scraping and plastering the vertical wall surface forming the crown molding. So that when the plaster is scraped on the vertical wall surface, the reference is very reliable, thereby being convenient for the manual operation to scrape the smooth and straight vertical wall surface on the wall body, and avoiding the condition of poor flatness and deflection of the vertical wall surface. This just can guarantee that the vertical wall that constitutes the crown molding has very high roughness and straightness that hangs down to avoid the crown molding to appear crooked, both ends angle inconsistent the condition such as, the fitment quality of building can be improved greatly in this pre-buried formula crown molding's use, and this pre-buried formula crown molding's suitability is very strong.

The embedded type crown molding can be used for making reliable crown molding and can also be used for leveling a vertical wall surface forming the crown molding. Can establish very accurate, reliable benchmark through benchmark sand grip 21, and the precision of this benchmark receives workman's influence minimum, this error that vertical wall that can significantly reduce was made level to and can guarantee that the benchmark has very high degree of accuracy, thereby can improve the precision that vertical wall made level the construction greatly, and then just can be convenient for make the roughness, the very high vertical wall of straightness that hangs down, it can be convenient for make very standard, pleasing to the eye crown molding, this pre-buried formula crown molding can improve the quality that vertical wall made level greatly. The application of this pre-buried formula crown molding can directly save the loaded down with trivial details "dotting" operation in the current screeding is made level, and its degree of difficulty that can the vertical wall of greatly reduced makes level to and the efficiency that can improve vertical wall greatly and make level.

Through adopting benchmark sand grip 21 as the benchmark, can not have the very big problem of roughness like the rib that the screeding came out, in addition benchmark sand grip 21 is the strip, and this just can be when filling find level, frictional force between guiding rule and the benchmark sand grip 21 that can significantly reduce to can reduce the guiding rule greatly and scrape the resistance of wiping, and then can be convenient for scrape fast and float, this efficiency and the quality that also helps improving vertical wall and make level. The pre-buried type crown molding can greatly reduce the complexity of field construction and improve the construction precision and efficiency, thereby being beneficial to improving the house decoration efficiency and quality.

The wall with very high flatness and verticality can be conveniently made through the pre-embedded type crown molding, so that gaps can be avoided between a suspended ceiling plate and the wall and between furniture and the wall when the suspended ceiling plate and the furniture are placed close to the wall, the wall cannot be uneven and inclined, the suspended ceiling plate cannot be inclined, better visual perception can be brought, and the grade of a house can be greatly improved. When no gap exists between the furniture and the wall surface, mosquitoes, dust, sundries and the like can be prevented from entering the inner side of the furniture, so that the indoor sanitation can be still ensured under the condition that the inner side of the furniture is not cleaned frequently, the convenience of indoor cleaning is improved, and the reliability and the applicability of the embedded type crown molding can be improved conveniently.

Meanwhile, the integral structure of the pre-embedded crown molding is very simple, and the pre-embedded crown molding has the advantages of small manufacturing difficulty, low manufacturing cost and the like.

As shown in fig. 1 and 2, the longitudinal direction of the reference ridge 21 coincides with the longitudinal direction of the embedded bar 2. This can not only ensure that the reference raised line 21 has a longer length, but also facilitate the formation of a straight reference, so that reference can be made more conveniently, and this can also facilitate the formation of the reference raised line 21, so as to contribute to further improving the applicability of the embedded crown molding.

As shown in fig. 1 and 2, the top surface of the reference ridge 21 is a curved surface 211. Can not only play very good reference effect like this, can also further reduce and scribble the resistance of scraping the gypsum on benchmark sand grip 21 to make things convenient for the operation workman to scribble at benchmark sand grip 21 and scrape the gypsum, thereby can guarantee that the gypsum is scribbled and scrape and can go on very smoothly, and then can be convenient for improve the efficiency of crown molding fitment, this helps further improving the suitability of this pre-buried formula crown molding.

As shown in fig. 1 and 2, the reference rib 21 is a cone structure with a wide inner part and a narrow outer part. Therefore, decoration can be facilitated, and the high structural strength of the reference raised lines 21 can be guaranteed, so that the reliability and the applicability of the pre-buried type crown molding can be improved.

When the embedded crown molding is actually installed, a plurality of other leveling bars with reference raised lines can be embedded in the vertical wall forming the crown molding. Therefore, a very reliable reference surface can be established in a mode that the reference convex strip 21 on the pre-embedded crown molding and other reference convex strips are in the same vertical plane, and the limiting strips 1 are adjusted to be in a horizontal arrangement state in the process of adjusting the pre-embedded crown molding. This just can be when the landfill gypsum mud to this reference surface scrapes plaster mud for the benchmark to just can be convenient for scrape out the vertical wall that the roughness and straightness that hangs down are very high, and then just can be convenient for construct very straight, pleasing to the eye crown molding.

As shown in fig. 1 and 2, a concave groove 11 extending transversely is formed on the rear lower surface of the position-limiting strip 1. The clear craft seam-remaining closing-up can be formed through the concave strip groove 11, thus achieving the purposes of decorating and beautifying the crown molding. And because the concave strip groove 11 is the trench structure of bar-type, can not only separate furred ceiling board and vertical wall obviously like this, can also bring very good visual sensation, this concave strip groove 11 can play very good decorative effect in crown molding department, this can guarantee that crown molding is very harmonious, pleasing to the eye. Thereby being beneficial to improving the aesthetic property and the grade of the ceiling line decoration and further being beneficial to improving the quality of house decoration. And the concave strip groove 11 can be used for installing decorative articles or articles with other functions, which can facilitate the accurate positioning of the articles to be installed, thereby being beneficial to improving the stability and the accuracy of the installation and the positioning of the related articles, and ensuring that the pre-embedded type crown molding has high reliability and applicability. And this can also avoid the correlation thing too obtrusive at the antenna, thus can guarantee the condition of decorative effect, satisfy more kinds of user demands, this pre-buried formula antenna has very high suitability. The recessed groove 11 may be used as a decorative groove left empty to leave a good decorative structure on the wall surface. Meanwhile, the concave strip groove 11 can also be used for accurately embedding decorative strip color strips and lighting strips. Through inlaying the ornamental strip, can play the effect that improves wall decoration aesthetic property and quality to can be convenient for improve the decorative quality of wall greatly. Such a structure contributes to further improving the applicability of the embedded crown molding. Groove 11 enables wall and furred ceiling face and separates totally in the vision sense of feeling, and this can build the vision sense of suspension furred ceiling, because wall and furred ceiling face separate each other, does not worry two "reentrant corner" construction difficulty of face intersection when the grey construction is criticized to wall and furred ceiling face. And when the wall surface and the ceiling surface are made of brushing materials and have the same color, the transition lines of the ceiling surface and the wall surface can be prevented from being fuzzy, so that the embarrassing illusion that the ceiling surface and the wall surface are not clearly distinguished can be avoided, and a better decoration effect can be achieved.

As shown in fig. 1 and 2, the limiting strip 1 and the embedding strip 2 are both in a lath structure, and the limiting strip 1 and the embedding strip 2 are perpendicular to each other, and the limiting strip 1 and the embedding strip 2 together form a crown molding body with a radial cross section in a 90-degree included angle shape. This can make "reentrant angle" of furred ceiling face and wall intersection conveniently be 90 degrees angles, solves reentrant angle and is difficult to accomplish standard 90 degrees scheduling problem when being under construction. Therefore, the embedded type crown molding can be guaranteed to have high reliability, and can meet the requirement of most ceiling board installation, so that the embedded type crown molding can be guaranteed to have high applicability.

As shown in fig. 1 and 2, the concave groove 11 is a straight strip structure, two ends of the concave groove 11 respectively penetrate through end faces of two ends of the limiting strip 1, and an inner angle of the concave groove 11, which is attached to a connection part of the limiting strip 1 and the embedded strip 2, is formed. Therefore, the forming and manufacturing can be facilitated. And a very straight concave strip groove 11 can be formed, so that a very good decoration effect can be achieved.

As shown in fig. 1 and 2, the embedded bar 2 is provided with a concave-convex portion 22, and the maximum height of the forward projection of the concave-convex portion 22 is lower than the height of the forward projection of the reference convex strip 21. Through the setting of concave-convex part 22, can improve the adhesive force of pre-buried formula antenna and gypsum to can guarantee that the gypsum can be attached to the pre-buried formula antenna steadily, this probability that the gypsum that can significantly reduce appears ftractureing, drops, this very reliable wall of just can being convenient for build out, this pre-buried formula antenna's reliability is very high.

As shown in fig. 1 and 2, the concave-convex portion 22 is wavy. The structure of the concave-convex portion 22 is very simple and reliable, which facilitates the integral molding, thereby contributing to further improving the convenience of manufacturing the pre-buried crown molding.

As shown in fig. 1 and 2, the concave-convex portion 22 is connected to the lower side wall of the reference convex line 21, and the height of the convex point 221 of the concave-convex portion 22 protruding forward is gradually reduced from top to bottom. By bringing the concave-convex portion 22 into contact with the reference convex line 21, a mutual reinforcing action can be exerted therebetween, which not only enhances the reliability and stability of the connection of the reference convex line 21 and the embedded bar 2, but also improves the reliability and stability of the concave-convex portion 22, thereby contributing to an improvement in the structural strength of the embedded crown molding and further contributing to a further improvement in the reliability of the embedded crown molding. By adopting the concave-convex part 22 with the thickness structure, the gypsum layer far away from the reference convex strip 21 can be ensured to be generally gradually thickened, and the concave-convex part 22 facilitates stable attachment of gypsum, so that the stability and reliability of gypsum attachment can be effectively improved, the condition that the gypsum falls off is avoided, and the reliability and applicability of the embedded type crown molding are further improved. And by making the concave-convex portion 22 contact with the reference convex strip 21, the embedded crown molding can be ensured to have a compact structure, thereby facilitating storage, transportation and installation.

As shown in fig. 1 and 2, the concave-convex portion 22 is provided with an engagement groove 23. The embedded groove 23 can be used for embedding kraft paper, so that the kraft paper can be conveniently and stably and accurately positioned on the embedded ceiling line, more moderate transition between the embedded ceiling line and the gypsum can be conveniently formed, the embedded ceiling line can be reliably connected with the gypsum, and the reliability of the embedded ceiling line can be further improved. And can reduce the influence of expend with heat and contract with cold, collision to pre-buried formula crown molding like this to under these circumstances, avoid the condition that the gypsum of pre-buried formula crown molding side department appears the fracture, thereby can guarantee that the wall keeps good decorative effect for a long time, this reliability and the suitability that helps further improving this pre-buried formula crown molding. The fitting groove 23 is formed in the concave-convex portion 22. The kraft paper can be pasted on concave-convex part 22 like this, and this can play limiting displacement to the kraft paper through concave-convex part 22 to can be convenient for improve the reliability of kraft paper installation location, also can guarantee that pre-buried formula crown molding has very high reliability like this.

As shown in fig. 1 and 2, the embedded groove 23 is a strip-shaped groove, and both ends of the embedded groove 23 penetrate the end faces of both ends of the embedded bar 2. Therefore, not only can a more reliable embedding effect be conveniently formed, but also the manufacturing and processing of the embedding groove 23 can be convenient.

As shown in fig. 1 and 2, the groove wall of the fitting groove 23 is formed in a letter C shape. This enables the embedding groove 23 to have a better limiting effect, which contributes to improving the stability and reliability of kraft paper embedding, thereby contributing to further improving the reliability of the embedded crown molding.

When the fixing device is installed, one end of the kraft paper is embedded in the embedded groove 23, the other end of the kraft paper is far away from the limiting strip 1, and the kraft paper is covered on the lower side edge of the embedded type crown molding. This will satisfy the installation requirements.

As shown in fig. 1 and 2, a hidden groove 24 is formed on the rear surface of the buried strap 2. The storage groove 24 can be used for storing gypsum or glue to ensure that sufficient gypsum or glue exists between the embedded type crown molding and the wall, so that the embedded type crown molding can be stably installed on the wall surface, and the reliability of the embedded type crown molding is further improved.

As shown in fig. 1 and 2, the storage groove 24 penetrates the lower surface of the buried strap 2. Therefore, the excessive gypsum or glue can be conveniently discharged from the lower side of the embedded type crown molding to avoid the influence of the gypsum or glue on the normal installation and positioning of the embedded type crown molding, the embedded type crown molding can be conveniently and rapidly installed in place, and the convenience and the accuracy of the installation and positioning of the embedded type crown molding are further improved.

Before installation, plaster or glue is smeared on the vertical wall or the pre-buried ceiling line; and then the embedded type crown molding is bonded on the vertical wall, and the embedded type crown molding is pressed inwards, so that redundant gypsum or glue can be extruded out from the inner side of the embedded type crown molding. Then, the light projected by the infrared level meter is used as a reference for adjusting the reference ribs 21. Through pressing, knocking embedded strip 2 and/or benchmark sand grip 21 after that to refer to the light that the infrared ray spirit level throwed, adjust the top surface of benchmark sand grip 21 to virtual vertical face in, this just can construct out very reliable benchmark through benchmark sand grip 21, thereby just can be convenient for make the wall that the roughness and the straightness that hangs down are all very high, and then just can be convenient for make very standard crown molding.

As shown in fig. 1 and 2, the storage groove 24 also penetrates the end faces of the embedded bar 2. Therefore, more gypsum or glue can be conveniently stored, and the storage grooves 24 can be conveniently formed together, so that the manufacturing convenience can be improved.

As shown in fig. 1 and 2, a limiting groove 12 is formed on the front lower surface of the limiting strip 1. The limiting groove 12 is formed in the front lower surface of the limiting strip 1, so that the end portion of the ceiling board can be accurately embedded, the ceiling board can be accurately and stably limited, the ceiling board can be conveniently assembled and disassembled, and the reliability and the applicability of the embedded type crown molding are further improved.

As shown in fig. 1 and 2, a tooth-shaped surface 121 is disposed on an upper groove wall of the limiting groove 12. This can play the effect of reinforcing friction power to the furred ceiling board can be embedded in spacing groove 12 very steadily, and this helps further improving the reliability of this pre-buried formula crown molding.

As shown in fig. 1 and 2, the embedding strip 2 is provided with a plurality of through holes 25 penetrating in the longitudinal direction. When the pre-buried crown molding is installed, the through holes 25 can facilitate discharging of surplus gypsum or glue on the inner side of the pre-buried crown molding, so that excessive gypsum or glue on the inner side of the pre-buried crown molding can be avoided, the pre-buried crown molding can be conveniently and quickly fixed, and the installation efficiency of the pre-buried crown molding is further improved. And the through hole 25 can also be convenient for gypsum or glue to run through the setting of pre-buried formula crown molding to can be convenient for fix the pre-buried formula crown molding on the wall more steadily, and then help further improving the stability and the reliability of pre-buried formula crown molding installation location. Through the setup of through-hole 25, can be when the position of reference sand grip 21 on adjusting pre-buried formula smallpox line through the pressing, the unnecessary gypsum mud of the inboard of being convenient for passes through to can avoid unnecessary gypsum mud to influence the regulation of pre-buried formula crown molding, such structure helps improving the convenience that pre-buried formula crown molding adjusted.

As shown in fig. 1 and 2, each through hole 25 is opened with the uneven portion 22 being offset, and each through hole 25 is located below the uneven portion 22. This can be convenient for guarantee through concave-convex part 22 that pre-buried formula crown molding has high structure to and can avoid through-hole 25 to influence the structural strength of pre-buried formula crown molding, thereby can guarantee that pre-buried formula crown molding has high reliability.

As shown in fig. 1 and 2, each through hole 25 also penetrates the storage groove 24. Therefore, the discharging of the excessive gypsum or glue is more convenient, and the reliability and the stability of the gypsum or glue fixing embedded strip 2 can be further enhanced.

As shown in fig. 1, the through holes 25 are arranged side by side along the longitudinal direction of the buried strap 2. Therefore, the reliable embedded strip 2 can be conveniently formed, and the influence of the arrangement of the through hole 25 on the structural strength of the embedded strip 2 can be reduced, so that the embedded strip 2 can be ensured to have high reliability.

As shown in fig. 1 and 2, an abdicating notch 26 is formed on an outer corner of a connection position of the limiting strip 1 and the embedded strip 2. The embedded type crown molding installation positioning device has the advantages that the outer corners of the embedded type crown molding can be staggered from wall defects or other defects, so that the influence of the wall defects on the installation of the embedded type crown molding can be reduced, and the convenience, the stability and the reliability of the installation and the positioning of the embedded type crown molding can be improved conveniently. In some use cases, the abdicating notch 26 can be used for storing plaster or glue to ensure that there is enough plaster or glue between the embedded crown molding and the wall, so as to ensure that the embedded crown molding can be stably installed on the wall, which is helpful to further improve the reliability of the embedded crown molding. After the abdicating notch 26 is adopted, the wall surface defects are not required to be additionally processed, and the installation of the pre-buried type crown molding can be met, so that the convenience and the efficiency of installation are improved.

As shown in fig. 1 and fig. 2, the relief notch 26 is rectangular. Therefore, the yielding notch 26 has a better yielding effect, and the yielding notch 26 can be conveniently arranged, so that the reliability and the applicability of the pre-buried crown molding are further improved.

As shown in fig. 3 and 4, when the pre-buried crown molding is used, a positioning bar 20 extending transversely is fixed on the upper side of the wall 10; then, plaster 30 is scraped on the wall surface below the positioning strip 20 or plaster 30 is scraped on the embedding strip 2; then arranging the pre-embedded crown molding on the bottom surface of the positioning strip 20, and sticking the embedded strip 2 on the wall body 10 through the plaster 30; then, the reference convex strips 21 are positioned in a virtual vertical plane through pressing, and when other leveling strips with the reference convex strips are installed on the wall body 10, all the reference convex strips are positioned in the virtual vertical plane; then, kraft paper (not shown) is embedded in the embedding groove 23 and covers the lower end of the embedding strip 2; then plaster is scraped on the front sides of the embedded strips 2 and the kraft paper, and the reference raised strips 21 are used as references, so that the vertical wall surface 40 with high flatness and good verticality can be scraped; after the gypsum is hardened, arranging a screw 50 in the limiting groove 12, and screwing the threaded end of the screw 50 on the positioning strip 20 after the screw passes through the limiting strip 1; finally, the end of the ceiling plate 60 is embedded in the stopper groove 12. Therefore, the using requirements of the pre-buried type crown molding can be well met.

The mounting, placing and using method of the pre-buried crown molding is only one, and other mounting modes can be adopted for mounting in the actual using process.

As shown in fig. 1 and 2, the position limiting strip 1 and the embedding strip 2 are of an integrated profile structure. Therefore, the manufacturing of the pre-embedded type crown molding is facilitated, and the high structural strength of the pre-embedded type crown molding can be ensured, so that the reliability and the applicability of the pre-embedded type crown molding are further improved.

As shown in fig. 1 and 2, the whole embedded crown molding is in a profile structure. Therefore, most structures of the pre-embedded crown molding can be conveniently and quickly formed, and the through holes 25 cannot be formed together. After the profile is formed, the required pre-embedded crown molding can be quickly obtained by cutting and forming the through holes 25, so that the manufacturing efficiency of the pre-embedded crown molding is improved, and the pre-embedded crown molding is ensured to have high structural strength, so that the reliability and the applicability of the pre-embedded crown molding are further improved.

The pre-embedded crown molding is made of aluminum alloy or steel. Therefore, the embedded type crown molding has high structural strength and durability, and the service life of the embedded type crown molding is prolonged.

The above embodiments are preferred embodiments of the present invention, and all similar structures and equivalent changes made by the present invention shall fall within the protection scope of the present invention.

Claims (10)

1. A pre-buried formula crown molding, its characterized in that: including spacing (1), embedding strip (2), wherein spacing (1) all is transverse arrangement with embedding strip (2) to the back side that makes spacing (1) meets with the side of going up of embedding strip (2), be provided with benchmark sand grip (21) on the front surface of embedding strip (2).

2. The pre-buried crown molding according to claim 1, characterized in that: and the rear lower surface of the limiting strip (1) is provided with a concave strip groove (11) which extends transversely.

3. The pre-buried crown molding according to claim 1, characterized in that: the embedded strip (2) is provided with a concave-convex part (22), and the maximum height of the forward projection of the concave-convex part (22) is lower than the height of the forward projection of the reference convex strip (21).

4. The pre-buried crown molding according to claim 3, characterized in that: the uneven portion (22) is wavy.

5. The pre-buried crown molding according to claim 3, characterized in that: the concave-convex part (22) is provided with an embedded groove (23).

6. The pre-buried crown molding according to claim 1, characterized in that: the rear surface of the embedded strip (2) is provided with a hiding groove (24).

7. The pre-buried crown molding according to claim 1, characterized in that: and a limiting groove (12) is formed in the front lower surface of the limiting strip (1).

8. The pre-buried crown molding according to claim 1, characterized in that: and a plurality of through holes (25) which longitudinally penetrate through the embedded strip (2) are formed in the embedded strip.

9. The pre-buried crown molding according to claim 1, characterized in that: and an abdicating notch (26) is formed in the outer corner of the joint of the limiting strip (1) and the embedded strip (2).

10. The pre-buried crown molding according to any one of claims 1 to 9, wherein: the limiting strip (1) and the embedded strip (2) are of an integrated profile structure.

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