CN219992972U - Anchor subassembly and heat preservation decoration wall structure - Google Patents

Abstract

The utility model provides an anchor assembly and a heat-insulating decorative wall structure, which relate to the technical field of building heat-insulating decoration and adopt the following scheme: the heat preservation decorative board stress relief anchor assembly includes cardboard and lower cardboard, and the cardboard is provided with upper clamping portion, and lower cardboard is provided with lower floor's clamping portion, has the stress relief seam between cardboard and the lower cardboard. The anchoring assembly comprises the heat-insulating decorative plate stress relief anchoring piece and further comprises a wall connecting piece, and the heat-insulating decorative plate stress relief anchoring piece is detachably connected with the wall connecting piece. The heat-preservation decorative wall structure comprises the wall anchoring assembly, a base wall body, a bonding mortar layer and a heat-preservation decorative plate, wherein the heat-preservation decorative plate is bonded and anchored on the base wall body through the bonding mortar layer and the anchoring assembly. The utility model has the following effects: deformation expansion force generated by the heat-insulating decorative board in the vertical direction is eliminated, stress accumulation is avoided, and falling of the heat-insulating decorative board is prevented.

Description

Anchor subassembly and heat preservation decoration wall structure

Technical Field

The utility model relates to the technical field of building heat preservation, in particular to an anchoring assembly, and in addition, relates to a heat preservation decorative wall structure.

Background

The heat-insulating decorative board which is widely applied in the field of building construction is formed by bonding and compounding a heat-insulating layer and a decorative board, wherein the decorative board is bonded on the outer side surface of the heat-insulating layer, and the decorative board is generally made of inorganic boards with high hardness and high rigidity such as fiber reinforced calcium silicate boards or fiber reinforced cement pressure boards, ceramic boards and ultrathin marble boards with attractive protection functions. The mode that bonds and anchor combine together is adopted usually when the heat preservation decorative board is installed, and on the one hand heat preservation decorative board inboard bonds to the basic unit's wall body, and on the other hand anchors the decorative board on the basic unit's wall body through the anchor assembly, through the mode of bonding anchor combination with the firm installation of assurance heat preservation decorative board.

In order to prevent the decorative plate from falling off, the outer side of the anchoring piece is required to be clamped onto the decorative plate, the anchoring effect is achieved on the decorative plate, such as a dovetail groove thin ceramic plate and a dovetail hook dry character piece hanging body disclosed in publication No. CN216690165U and publication No. 2022-06-07, limiting plates are integrally formed on the upper side and the lower side of the dry character piece body in the vertical direction, dovetail hooks are uniformly formed on the upper side and the lower side of one end, close to the limiting plates, of the dry character piece body, two dovetail hooks on the same dry character piece body are respectively embedded with dovetail grooves on two adjacent thin ceramic plates (namely the decorative plate), the thin ceramic plates are clamped into clamping grooves formed between the dovetail hooks and the limiting plates, and then are anchored on a wall body through L-shaped double-expansion bolt wall hanging plates.

However, because the dry character spare body is a solid plate in above-mentioned scheme, upper decorative board compresses tightly on the dry character spare body and closely laminates with lower floor's decorative board through the dead weight during the installation, upper decorative board, dry character spare, lower floor's decorative board rigid connection and laminating are inseparable between the three, produce the difference in temperature change when external temperature changes (like difference in temperature round clock, four seasons difference in temperature) and keep warm decorative board and take place thermal expansion, perhaps experience overcast and rainy weather thermal insulation decorative board and take place the wet expansion, produce very big mutual extrusion stress between the decorative board, and under the circumstances that the complete rigid connection between upper decorative board of the prior art, dry character spare, lower floor's decorative board is closely laminated, the stress of mutual extrusion is unable to release in upper and lower direction, inwards also top base layer wall body is unable to release, must be reached after the stress reaches certain degree through decorative board to the outside direction bulge deformation release stress of base layer wall body, it gathers between the decorative board and the thermal insulation board of too big position, or the thermal insulation decorative board is whole separates with base layer wall body, under the effect of strong wind pressure, cause decorative board or thermal insulation square board, can reach 30 kg's weight, can produce very big mutual extrusion stress between the decorative board, and thermal insulation weather board, and thermal insulation can cause serious safety hazard when falling, and decoration or decoration thermal insulation, thermal insulation.

Therefore, aiming at the current situation that the heat-insulating decorative plate falls off due to the fact that the heat-insulating decorative plate is easy to generate stress concentration between the heat-insulating decorative plates in the vertical direction due to the dry character part structure used in the scheme, the heat-insulating decorative plate stress eliminating anchoring piece, the anchoring component and the heat-insulating decorative wall structure capable of avoiding stress concentration between the heat-insulating decorative plates are developed.

Disclosure of Invention

The utility model aims to solve the problem that stress concentration is easy to occur between heat-insulating decorative plates in the vertical direction by a dry character part structure used in the existing scheme, so that the heat-insulating decorative plates or the upper decorative plates thereof fall off.

On the one hand, the technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a heat preservation decorative board stress relief anchor assembly, includes cardboard and lower cardboard, goes up the cardboard and is provided with upper clamping portion, and lower cardboard is provided with lower floor's clamping portion, has stress relief seam between last cardboard and the lower cardboard. Through set up upper strata joint portion and be used for the card to upper decorative board at last cardboard, set up lower joint portion and be used for the card to lower floor's decorative board through last cardboard, after card upper decorative board and lower floor's decorative board, because of set up stress relief seam between upper cardboard and the lower cardboard, when thermal expansion and wet expansion take place for the heat preservation decorative board, this stress relief seam is by the deformation stress that extrusion shrink absorption heat preservation decorative board produced, and then the deformation expanding force that heat preservation decorative board produced in the elimination vertical direction avoids stress gathering, prevent the drop of heat preservation decorative board, the security is strengthened.

Further, the stress relief slit has a height of 0.5mm to 2.5mm, i.e., the spacing between the upper and lower cards. On the basis of ensuring compactness and smaller gaps between the heat-insulating decorative plates, gaps for eliminating stress can be reserved.

Further, the length of the stress relief joint in the inner and outer directions is larger than the thickness of the decorative plate on the thermal insulation decorative plate to be installed, so that elastic deformation can be generated under the extrusion force of the decorative plate, and the deformation can be better acted on the decorative plate. The heat insulating layer of the heat insulating decorative board is made of plastic extruded board and other boards and has great rigidity unlike decorative board, so that the scheme mainly solves the problem of expanding force in the decorative board.

Further, a connecting plate is arranged between the upper clamping plate and the lower clamping plate, the connecting plate is positioned at the rear of the upper clamping plate and the lower clamping plate, and the front end of the stress relief joint is of an open structure. The upper clamping plate is connected with the lower clamping plate through the connecting plate arranged at the rear part, a stress relief joint is formed by the height of the connecting plate, the front part is opened and is a deformation end, the upper clamping plate and the lower clamping plate are extruded by the expansion force generated by the decorating plate, and then the stress relief joint is compressed, when the expansion force is reduced under the influence of the external environment, the upper clamping plate and the lower clamping plate can rebound under the action of the connecting plate, the effect of automatically adjusting the stress relief joint according to the expansion force is achieved, and the stress relief joint has a better stress relief function.

Further, the upper clamping plate and the lower clamping plate are arranged in parallel (because complete parallelism cannot be guaranteed in actual production, the upper clamping plate and the lower clamping plate are in basically parallel relation), and the upper clamping plate and the lower clamping plate are connected only through a connecting plate. The upper clamping plate and the lower clamping plate can play a role in positioning the upper-layer heat-insulating decorative plate and the lower-layer heat-insulating decorative plate, and the parallel arrangement has the function of ensuring the position accuracy between the upper-layer heat-insulating decorative plate and the lower-layer heat-insulating decorative plate, so that the consistent interval distance is ensured, and the arrangement is tidy; the upper clamping plate and the lower clamping plate are connected through the connecting plate only, so that a better elastic deformation effect can be ensured.

Further, the upper clamping part is of an upward-protruding single-layer sheet structure and is positioned at the front end part of the upper clamping plate, and the lower clamping part is of a downward-protruding single-layer sheet structure and is positioned at the front end part of the lower clamping plate. When the novel decorative plate is used, the clamping grooves can be formed in the middle or outer side of the bottom surface and the top surface of the decorative plate, the upper clamping part is clamped into the bottom surface clamping groove of the upper decorative plate, the lower clamping part is clamped into the top surface clamping groove of the lower decorative plate, and the single-layer sheet structure enables the positions of the clamping grooves to be more.

Further, the upper clamping part is a clamping groove structure formed by a double-layer sheet-shaped structure protruding upwards, the outer layer sheet is positioned at the front end part of the upper clamping plate, and the inner layer sheet is positioned at the outer side of the connecting plate and has a spacing larger than zero. The lower layer clamping part is a clamping groove structure formed by a double-layer sheet-shaped structure protruding downwards, the outer layer sheet is positioned at the front end part of the lower clamping plate, and the inner layer sheet is positioned at the outer side of the connecting plate and has a distance larger than zero. When the decorative plate is used, the clamping grooves can be formed in the outer side parts of the bottom surface and the top surface of the decorative plate, the upper clamping part is clamped to the bottom of the upper decorative plate, the lower clamping part is clamped to the upper part of the lower decorative plate, and the edge grooves are formed in the outer side surfaces of the upper part and the lower part of the decorative plate, so that the decorative plate exposed outside the sheet structure is prevented from affecting the appearance.

Further, the rear parts of the upper clamping plate and the lower clamping plate are provided with rear connecting parts. The connecting piece is used for connecting wall connecting pieces to realize intermediate connection.

Further, go up cardboard, lower cardboard, connecting plate, back connecting portion integrated into one piece, and be the metal material, go up cardboard and the upper surface of back connecting portion on the coplanar, the connecting plate downwards protrudes in back connecting portion, forms limit structure and is favorable to reducing the board seam width. Is convenient to process and manufacture and ensures the elastic deformation performance.

On the other hand, the utility model also provides an anchoring assembly, which comprises the thermal insulation decorative plate stress relief anchoring piece and a wall connecting piece, wherein the wall connecting piece is an L-shaped plate, the thermal insulation decorative plate stress relief anchoring piece is positioned at the front part of the wall connecting piece, a strip hole is formed in the rear connecting part, the rear connecting part is connected with the wall connecting piece through a fastening piece, the fastening piece penetrates through the strip hole, and the fastening piece is preferably a bolt. Realize the connection of heat preservation decorative board stress relief anchor assembly and wall connection spare, set up rectangular hole and can carry out the back-and-forth movement, adjust the interval between heat preservation decorative board stress relief anchor assembly front end and the wall connection spare rear end, adapt to the thickness requirement of different heat preservation decorative boards, and wall connection spare is used for being connected to the basic unit wall body, and then realizes the anchor of heat preservation decorative board.

Further, the two side surfaces of the upper clamping plate, the lower clamping plate and the rear connecting part are flush with the two side surfaces of the transverse plate of the wall connecting piece, and the bottom surface of the lower clamping plate is on the same plane with the bottom surface of the transverse plate of the wall connecting piece (basically on the same plane due to manufacturing errors).

In addition, the utility model also provides a heat-insulating decorative wall structure, which comprises the heat-insulating decorative plate stress relief anchoring piece, a base layer wall body, a bonding mortar layer and heat-insulating decorative plates, wherein the heat-insulating decorative plates are provided with a plurality of blocks, the heat-insulating decorative plates are bonded and anchored on the base layer wall body through the bonding mortar layer and the anchoring assembly, the heat-insulating decorative plate stress relief anchoring piece is positioned between two adjacent heat-insulating decorative plates, the heat-insulating decorative plate comprises a heat-insulating layer and decorative plates, an upper layer clamping part is clamped with the bottom of the upper layer decorative plate, a lower layer clamping part is clamped with the top of the lower layer decorative plate, and a wall connecting piece is connected with the base layer wall body. The thermal insulation decorative plate has the advantages that stress caused by thermal expansion and wet expansion between the upper and lower layers of thermal insulation decorative plates is effectively eliminated, potential safety hazards caused by falling of the thermal insulation decorative plates or the decorative plates are avoided, and damage to building outer wall decoration or decoration thermal insulation is avoided. The basic unit wall body in this scheme is the concrete wall body that the concrete casting formed, forms the concrete heat preservation wall body structure after the installation heat preservation decorative board.

In addition, the utility model also provides another heat-insulating decorative wall structure, which comprises the anchoring assembly, a steel structure frame and heat-insulating decorative plates, wherein the heat-insulating decorative plates are provided with a plurality of heat-insulating decorative plates, the heat-insulating decorative plates are anchored on the steel structure frame through the anchoring assembly, the stress relieving anchoring parts of the heat-insulating decorative plates are positioned between the upper adjacent heat-insulating decorative plates and the lower adjacent heat-insulating decorative plates, the heat-insulating decorative plates comprise heat-insulating layers and decorative plates, the upper clamping parts are clamped with the bottoms of the upper decorative plates, the lower clamping parts are clamped with the tops of the lower decorative plates, and the wall connecting piece is connected with the steel structure frame. The thermal insulation decorative plate has the advantages that stress caused by thermal expansion and wet expansion between the upper and lower layers of thermal insulation decorative plates is effectively eliminated, potential safety hazards caused by falling of the thermal insulation decorative plates or the decorative plates are avoided, and damage to building outer wall decoration or decoration thermal insulation is avoided.

From the above technical scheme, the utility model has the following advantages:

the utility model provides a heat preservation decorative board stress relief anchor assembly, anchor subassembly and heat preservation decoration wall structure, set up upper strata joint portion through last cardboard and be used for the card to upper decoration board, set up lower joint portion through lower cardboard and be used for the card to lower floor's decorative board, after card upper decoration board and lower floor's decorative board, because of set up stress relief seam between upper cardboard and the lower cardboard, when heat expansion and wet expansion take place in the heat preservation decorative board, this stress relief seam is by the deformation stress that extrusion shrink absorption heat preservation decorative board produced, and then the deformation expanding force that heat preservation decorative board produced in the elimination vertical direction avoids stress to gather, prevent the potential safety hazard that heat decorative board or decorative board drop and produce, and avoid causing building outer wall decoration or decoration heat retaining damage.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the upper-layer engaging portion according to embodiment 1 of the present utility model in a single-layer sheet structure protruding upward.

Fig. 2 is a schematic structural diagram of the upper-layer clamping portion in the embodiment 1 of the present utility model.

Fig. 3 is a schematic side view of the upper clamping portion of embodiment 1 of the present utility model.

Fig. 4 is a schematic structural diagram of embodiment 2 of the present utility model.

Fig. 5 is a schematic structural diagram of embodiment 3 of the present utility model.

Fig. 6 is a schematic structural view of a mounting board according to an embodiment of the present utility model when a card slot is provided.

FIG. 7 is a schematic view of the structure of the trim panel according to the embodiment of the present utility model when the trim panel is provided with the side groove.

Fig. 8 is a schematic structural view of embodiment 4 of the present utility model.

In the figure, 1, an upper clamping plate, 2, a lower clamping plate, 3, a stress relief joint, 4, an upper clamping part, 5, a lower clamping part, 6, a connecting plate, 7, a rear connecting part, 8, a long strip hole, 9, a wall connecting piece, 10, a decorative plate, 11, a heat preservation layer, 12, a base layer wall, 13, a clamping groove, 14, a side groove, 15, an adhesive mortar layer, 16 and a steel structure frame.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.

Description of the preferred embodiments 1

As shown in fig. 1 to 3, this embodiment provides a heat preservation decorative board stress relief anchor assembly, including last cardboard 1 and lower cardboard 2, go up cardboard 1 and be provided with upper clamping portion 4, lower cardboard 2 is provided with lower floor's clamping portion 5, has stress relief seam 3 between going up cardboard 1 and the lower cardboard 2, stress relief seam 3 is 0.5mm to 2.5mm.

A connecting plate 6 is arranged between the upper clamping plate 1 and the lower clamping plate 2, the connecting plate 6 is positioned behind the upper clamping part 4 and the lower clamping part 5, the front end of the stress relief joint 3 is of an open structure, the upper clamping plate 1 and the lower clamping plate 2 are arranged in parallel (the fact that the upper clamping plate 1 and the lower clamping plate 2 cannot be guaranteed to be completely parallel in actual production, and the upper clamping plate 1 and the lower clamping plate 2 are kept in a basically parallel relation) and are connected only through the connecting plate 6; the upper clamping plate 1, the lower clamping plate 2, the connecting plate 6 and the rear connecting portion 7 are integrally formed and are made of metal, the upper surfaces of the upper clamping plate 1 and the rear connecting portion 7 are on the same plane, and the connecting plate 6 protrudes downwards from the rear connecting portion 7 to form a limiting structure and is favorable for reducing the width of a plate seam. Go up cardboard 1 and down connect through setting up in the connecting plate 6 at rear portion between the cardboard 2, form stress relief joint 3 by the height of connecting plate 6 to the front portion is opened, for deformation end, and cardboard 1 and lower cardboard 2 are gone up in the expansion force extrusion that decorative board 10 produced, and then compressive stress relief joint 3, when the expansion force reduces under the external environment influence, can make under the effect of connecting plate 6 go up cardboard 1, lower cardboard 2 kick-back, reaches the effect of adjusting stress relief joint 3 according to the expansion force, and the adaptability is stronger.

In addition, the rear parts of the upper clamping plate 1 and the lower clamping plate 2 are provided with rear connecting parts 7 for connecting wall connecting pieces 9 to realize intermediate connection.

In some embodiments, referring to fig. 1 and 6, the upper clamping portion 4 is of an upwardly protruding single-layer sheet structure and is located at the front end of the upper clamping plate 1, the lower clamping portion 5 is of a downwardly protruding single-layer sheet structure and is located at the front end of the lower clamping plate 2, and when in use, the clamping grooves 13 can be formed in the bottom surface and the top surface of the decorative plate 10, the upper clamping portion 4 is clamped into the bottom surface clamping groove 13 of the upper decorative plate 10, the lower clamping portion 5 is clamped into the top surface clamping groove 13 of the lower decorative plate 10, and the single-layer sheet structure enables more positions of the formed clamping grooves 13 to be selected. In still other embodiments, referring to fig. 2, 3 and 7, the upper clamping portion 4 is a clamping groove 13 formed by a double-layer sheet structure protruding upwards, the outer layer sheet is located at the front end of the upper clamping plate, and the inner layer sheet is located outside the connecting plate and has a spacing greater than zero. The lower clamping part 5 is a clamping groove 13 structure formed by a double-layer sheet-shaped structure protruding downwards, the outer layer sheet is positioned at the front end part of the lower clamping plate, and the inner layer sheet is positioned at the outer side of the connecting plate and has a distance larger than zero. When the decorative plate is used, the upper part and the lower part of the front plate surface of the decorative plate 10 are provided with the edge grooves 14, the upper clamping part 4 is clamped to the bottom of the upper decorative plate 10, the lower clamping part 5 is clamped to the upper part of the lower decorative plate 10, and the upper part and the lower part of the decorative plate 10 are provided with the edge grooves 14, so that the decorative plate 10 is prevented from being exposed outside the sheet structure to influence the appearance.

The setting principle is as follows: through setting up upper clamping portion 4 and being used for the card to upper decorative board 10 at last cardboard 1, through setting up lower clamping portion and be used for the card to lower floor's decorative board 10 at lower cardboard 2, after card upper decorative board 10 and lower floor's decorative board 10, because of setting up stress relief joint 3 between upper cardboard 1 and the lower cardboard 2, when thermal expansion and wet expansion take place for the heat preservation decorative board, this stress relief joint 3 is by the deformation stress that extrusion shrink absorption heat preservation decorative board produced, and then eliminate the expanding force that the heat preservation decorative board produced in the vertical direction, avoid stress gathering, prevent the drop of heat preservation decorative board.

Description of the preferred embodiments 2

As shown in fig. 4, this embodiment provides an anchor assembly, including the heat preservation decorative board stress relief anchor in embodiment 1, still include wall connection spare 9, wall connection spare 9 is the L template, heat preservation decorative board stress relief anchor is located the front portion of wall connection spare 9, set up rectangular hole 8 on the back connecting portion 7, back connecting portion 7 are connected with wall connection spare 9 through the fastener, the fastener passes rectangular hole 8, the fastener is preferably the bolt, realize the connection of heat preservation decorative board stress relief anchor and wall connection spare 9, set up rectangular hole 8 and can carry out the back-and-forth movement, adjust the interval between heat preservation decorative board stress relief anchor front end and the wall connection spare 9 rear end, adapt to the thickness requirement of different heat preservation decorative boards, wall connection spare 9 is used for being connected to basic unit's wall body 12, and then realize the anchor of heat preservation decorative board.

Wherein, the both sides face of last cardboard 1, lower cardboard 2, back connecting portion 7 and the diaphragm both sides face parallel and level of wall body connecting piece 9, the bottom surface of lower cardboard 2 and the diaphragm bottom surface of wall body connecting piece 9 are on the coplanar.

Description of the preferred embodiment 3

As shown in fig. 5, this embodiment provides a heat preservation decoration wall structure, anchor subassembly in embodiment 2 is including still including basic unit's wall body 12, bonding mortar layer 15 and heat preservation decorative board, the heat preservation decorative board has the polylith, the heat preservation decorative board bonds and anchors on basic unit's wall body 12 through bonding mortar layer 15 and anchor subassembly, heat preservation decorative board stress relief anchor part is located between upper and lower adjacent two heat preservation decorative boards, the heat preservation decorative board includes heat preservation 11 and decorative board 10, upper strata joint portion 4 and the bottom joint of upper strata decorative board 10, lower floor joint portion 5 and the top joint of lower floor decorative board 10, wall connection 9 is connected with basic unit's wall body 12.

Description of the preferred embodiments 4

As shown in fig. 8, this embodiment provides a heat preservation decoration wall structure, including the anchor subassembly in embodiment 2, still include steel structure frame 16 and heat preservation decorative board, the heat preservation decorative board has the polylith, the heat preservation decorative board passes through the anchor subassembly anchor on steel structure frame 16, heat preservation decorative board stress relief anchor part is located between upper and lower adjacent two heat preservation decorative boards, the heat preservation decorative board includes heat preservation 11 and decorative board 10, upper strata joint portion 4 and the bottom joint of upper decorative board 10, lower floor joint portion 5 and the top joint of lower floor decorative board 10, wall connection 9 is connected with steel structure frame 16.

The terms "upper," "lower," "outboard," "inboard," and the like in the description and in the claims of the utility model and in the above figures, if any, are used for distinguishing between relative relationships in position and not necessarily for giving qualitative sense. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The anchoring assembly comprises a thermal insulation decorative plate stress relief anchoring piece and a wall connecting piece, and is characterized by comprising an upper clamping plate and a lower clamping plate, wherein the upper clamping plate is provided with an upper clamping part, the lower clamping plate is provided with a lower clamping part, and a stress relief joint is arranged between the upper clamping plate and the lower clamping plate; the wall connecting piece is L-shaped board, and heat preservation decorative board stress relief anchor assembly is located the front portion of wall connecting piece, sets up rectangular hole on the back connecting portion, and back connecting portion passes through the fastener and is connected with wall connecting piece, and the fastener passes rectangular hole, goes up cardboard, lower cardboard, the both sides face of back connecting portion and the diaphragm both sides face parallel and level of wall connecting piece, and the bottom surface of lower cardboard is on the coplanar with the diaphragm bottom surface of wall connecting piece.

2. The anchor assembly of claim 1 wherein the length of the stress relief slit in the inward and outward directions is greater than the thickness of the trim panel to be installed.

3. The anchor assembly of claim 2, wherein a connecting plate is disposed between the upper clamping plate and the lower clamping plate, the connecting plate is located behind the upper clamping portion and the lower clamping portion, and the front end of the stress relief slit is in an open structure.

4. An anchor assembly as claimed in claim 3, wherein the upper and lower clamping plates are arranged in parallel, the upper and lower clamping plates being connected only by the connecting plate.

5. The anchor assembly of any one of claims 1-4, wherein the upper clamping portion is of an upwardly convex single-layer sheet-like structure and is located at the front end of the upper clamping plate, and the lower clamping portion is of a downwardly convex single-layer sheet-like structure and is located at the front end of the lower clamping plate.

6. The anchor assembly of any one of claims 1-4, wherein the upper clamping portion is a clamping groove structure formed by an upwardly protruding double-layer sheet structure, the lower clamping portion is a clamping groove structure formed by a downwardly protruding double-layer sheet structure, the outer sheets of the double-layer sheet structure are positioned at the front end parts of the upper clamping plate and the lower clamping plate, and the inner sheets of the double-layer sheet structure are positioned outside the connecting plate and have a spacing greater than zero.

7. The anchor assembly of any one of claims 1-4, wherein rear portions of the upper and lower clamping plates are provided with rear connecting portions.

8. The anchor assembly of claim 7, wherein the upper clamping plate, the lower clamping plate, the connecting plate and the rear connecting portion are integrally formed and made of metal, the upper clamping plate and the upper surface of the rear connecting portion are on the same plane, and the connecting plate protrudes downwards from the rear connecting portion.

9. The utility model provides a heat preservation decoration wall structure, a serial communication port, including any one of claims 1-8 anchor subassembly, still include basic unit's wall body, bonding mortar layer and heat preservation decorative board, the heat preservation decorative board has the polylith, the heat preservation decorative board bonds and anchors on basic unit's wall body through bonding mortar layer and anchor subassembly, heat preservation decorative board stress relief anchor part is located between upper and lower adjacent two heat preservation decorative boards, the heat preservation decorative board includes heat preservation and decorative board, upper strata joint portion and the bottom joint of upper strata decorative board, the top joint of lower floor joint portion and lower floor decorative board, wall connection spare and basic unit's wall connection.

10. The utility model provides a wall structure is decorated in heat preservation, a serial communication port, including any of claims 1-8 anchor subassembly, still include steel structure frame and heat preservation decorative board, the heat preservation decorative board has the polylith, the heat preservation decorative board passes through anchor subassembly anchor on steel structure frame, heat preservation decorative board stress relief anchor assembly is located between upper and lower adjacent two heat preservation decorative boards, the heat preservation decorative board includes heat preservation and decorative board, upper clamping portion and the bottom joint of upper decorative board, lower floor clamping portion and the top joint of lower floor decorative board, the wall connection spare is connected with steel structure frame.