CN212773263U - Fixed keel structural member, keel assembly and plate installation assembly - Google Patents

Abstract

The utility model provides a fixed keel structure spare, fossil fragments assembly and panel installation assembly. The fixed keel structure includes: the connecting piece covers two adjacent keels of two adjacent panels and is used for applying force towards the direction of the adjacent keels to the two keels respectively so as to limit the two keels. Adopt the utility model discloses fixed keel structure spare, fossil fragments assembly and panel installation assembly through set up fixed keel structure spare between adjacent fossil fragments, applys the power of the direction of the adjacent fossil fragments of orientation respectively to two adjacent fossil fragments to exert the power of the direction of the piece between the adjacent panel of orientation respectively to the panel with two fossil fragments fixed connection respectively, restrained the change of piece width between the adjacent panel and the distortion of piece, restrained the deformation of panel simultaneously, guaranteed the straightness accuracy of piece.

Description

Fixed keel structural member, keel assembly and plate installation assembly

Technical Field

The utility model relates to a house ornamentation technical field, concretely relates to fixed fossil fragments structure, fossil fragments assembly and panel installation assembly.

Background

After the keel and the plates are fixedly installed, abutted seams exist between the adjacent plates, and in order to meet acceptance indexes, the abutted seams have certain straightness. In the prior art, adjacent plates are not fixedly connected, and when the plates deform due to external force (including the influence of factors such as temperature and humidity), the deformation of the abutted seams between the adjacent plates is inevitably caused, for example, the widths of the abutted seams are inconsistent, or the abutted seams are distorted, so that the straightness of the abutted seams is influenced.

Accordingly, a fixed keel structure, a keel assembly and a panel mounting assembly are provided.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a fixed keel structure spare, fossil fragments assembly and panel installation assembly aims at applying the power towards the direction of piece for two adjacent fossil fragments respectively through set up fixed keel structure spare on two adjacent fossil fragments to overcome prior art's defect.

The utility model provides a fixed keel structure includes the connecting piece, the connecting piece cover is established on two adjacent keels of two adjacent panels for exert the power of the direction of the adjacent keel of orientation for two keels respectively, carry on spacingly to two keels.

Optionally, each of the connectors comprises: the connecting plate is used for being in lap joint connection with two adjacent keels; the two force application plates extend to the same side from two opposite ends of the length extending direction of the connecting plate respectively, and the two force application plates are abutted to the surfaces of the middle back side and the side of the middle back side of the two adjacent keels respectively.

Optionally, opposite ends of the connecting plate each extend to an outer side of two of the keels, and each of the force application plates includes: the first plate body is connected with the connecting plate, and extends towards one side surface of each of the two adjacent keels back to the adjacent keel; the second plate body extends from the free end of the first plate body, and the second plate body extends to the surface of one side, away from the two adjacent keels, back to the adjacent keels; the second plate body with the connection face between the first plate body is used for being adjacent with two adjacent fossil fragments dorsad one side surface butt of fossil fragments.

The utility model also provides a keel assembly, keel assembly includes two piece at least relative fossil fragments that set up, sets up respectively on adjacent panel, still includes at least one as above-mentioned arbitrary fixed keel structure, every fixed keel structure all includes the connecting piece, every the connecting piece all covers and establishes adjacent two on the fossil fragments, be used for respectively for two the fossil fragments are applyed the orientation and are adjacent the power of the direction of fossil fragments to carry on spacingly to two fossil fragments.

Optionally, two adjacent fossil fragments back to back a side surface at least and parallel arrangement each other, just two fossil fragments back to back a side surface to with two adjacent fossil fragments fixed connection's two piece between the adjacent panel the distance of piece equals.

Optionally, each keel comprises a third plate body and a fourth plate body extending from two opposite ends of the third plate body to the same side; and the free ends of the two fourth plate bodies are respectively provided with flanges deviating from the third plate body, and the flanges are used for being fixedly connected with the plates.

Optionally, two of the turned edges of each keel are symmetrically arranged in the length extending direction at intervals and provided with a plurality of first through holes, and a first fastener penetrates through the first through holes to connect the keel and the plate.

Optionally, the keel assembly further comprises a plurality of second fasteners, each of the second fasteners comprising: the bottom plate is arranged in parallel with the turned edge, and second through holes and third through holes which are distributed at intervals along the length direction are formed in the bottom plate; the first supporting plate and the second supporting plate are arranged oppositely and extend obliquely from two opposite side edges of the second through hole and the third through hole, a first limiting plate and a second limiting plate which are parallel to the bottom plate are extended out from free ends of the first supporting plate and the second supporting plate in opposite directions, a first limiting groove is formed among the first limiting plate, the first supporting plate and the bottom plate at the edge of the second through hole, a second limiting groove is formed among the second limiting plate, the second supporting plate and the bottom plate at the edge of the third through hole, the first limiting groove and the second limiting groove are symmetrically distributed on the bottom plate in a mirror image mode, and two flanges of the keel are inserted into the first limiting groove and the second limiting groove respectively; and the first limiting plate and the second limiting plate are respectively provided with a fourth through hole and a fifth through hole, and the fourth through hole and the fifth through hole are respectively superposed with the first through holes on the two flanges of the keel.

The utility model also provides a panel installation assembly, panel installation assembly includes the panel of two piece at least relative settings, adjacent two be provided with the piece between the panel to and two at least and adjacent panel fixed connection's fossil fragments respectively still include at least one as above-mentioned arbitrary fixed keel structure, every fixed keel structure all includes the connecting piece, every the connecting piece all covers and establishes two adjacent on the fossil fragments for give respectively the fossil fragments are applyed the orientation and are adjacent the power of the direction of fossil fragments to carry on spacingly to two fossil fragments.

Optionally, the panel installation assembly further includes at least one caulking strip, and the at least one caulking strip is disposed in a splice between two adjacent panels, and is used for filling the splice and restricting the width of the splice.

Adopt the utility model discloses fixed keel structure spare, fossil fragments assembly and panel installation assembly through set up fixed keel structure spare between adjacent fossil fragments, applys the power of the direction of the adjacent fossil fragments of orientation respectively to two adjacent fossil fragments to exert the power of the direction of the piece between the adjacent panel of orientation respectively to the panel with two fossil fragments fixed connection respectively, restrained the change of piece width between the adjacent panel and the distortion of piece, restrained the deformation of panel simultaneously, guaranteed the straightness accuracy of piece.

Drawings

Fig. 1 is a schematic view of a fixed keel structure according to an embodiment of the invention;

figure 2 is a schematic view of a keel assembly according to one embodiment of the invention;

figure 3 is a schematic view of a second fastener of the keel assembly of figure 2;

FIG. 4 is a schematic view of a panel mounting assembly according to an embodiment of the present invention;

figure 5 is a side view of adjacent panels, adjacent runners, and a fixed runner structure of the panel assembly of figure 4 in a connected relationship.

Reference numerals:

1: a connecting plate; 2: a first plate body; 3: a second plate body; 4: a keel; 5: a third plate body; 6: a fourth plate body; 7: flanging; 8: a second fastener; 9: a base plate; 10: a first limit plate; 11: a second limiting plate; 12: a plate material; 13: splicing; 14: caulking strips.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or component to which the reference is made must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Fig. 1 is an embodiment of the utility model discloses a schematic diagram of fixed keel structure spare, fig. 2 is the utility model discloses an embodiment the schematic diagram of fossil fragments assembly, as shown in fig. 1, fig. 2, the utility model provides a fixed keel structure spare includes: the connecting piece covers two adjacent keels of two adjacent panels for exert the power of the direction towards adjacent keel for two keels respectively, carry on spacingly to two keels. Through set up fixed keel structure between adjacent fossil fragments, exert the power of the direction of towards adjacent fossil fragments respectively to adjacent two fossil fragments to exert the power of the direction of splicing between adjacent panel respectively to the panel with two fossil fragments fixed connection respectively, restrained the change of splicing width between adjacent panel and the distortion of splicing, restrained the deformation of panel simultaneously, guaranteed the straightness accuracy of splicing.

The size of connecting piece can be according to the size of fossil fragments and the distance adjustment between two adjacent fossil fragments, the shape of connecting piece can set up wantonly, as long as satisfy can apply the power towards the direction of adjacent fossil fragments for two fossil fragments respectively.

Preferably, each of said connectors comprises a connection plate 1 and two force application plates.

The connecting plate 1 is used for being in lap joint with two adjacent keels 4; the two force application plates respectively extend to the same side from the two opposite ends in the length extension direction of the connecting plate 1, and the two force application plates are respectively abutted to the surfaces of the middle back and one side of the adjacent keels 4.

Will the connecting piece sets up to plate body mosaic structure, simple structure does not need extra fixed work.

In this embodiment, the connecting plate 1 is set to be a rectangular parallelepiped, the extending length of the connecting plate 1 is greater than two widths between the keels 4, the connecting plate 1 is lapped on the two keels 4, the two opposite ends in the extending direction of the length of the connecting plate 1 extend out of the force application plate towards the lower side in fig. 1, and the two force application plates are respectively abutted to the surfaces of the middle back side and the side of the middle back side of the two adjacent keels 4. According to actual conditions, the length and the width of the connecting plate 1 can be set to other values, the connecting plate 1 can be set to other shapes, the connecting plate 1 can not be in lap joint with the keels 4, the included angle between the force application plate and the connecting plate 1 can be set according to actual needs, and the connecting plate can be abutted to the side surface of the middle back of each keel 4 of two adjacent keels.

Preferably, two opposite ends of the connecting plate 1 extend to the outer sides of two keels 4, each of the force application plates includes a first plate body 2 connected with the connecting plate 1, and the first plate body 2 extends towards one side surface of two adjacent keels 4 facing away from the adjacent keel 4; the second plate body 3 extends from the free end of the first plate body 2, and the second plate body 3 extends to the surface of one side, far away from the two adjacent keels 4, back to the adjacent keels 4; the second plate body 3 with the connection face between the first plate body 2 is used for being adjacent with two adjacent fossil fragments 4 dorsad a side surface butt of fossil fragments 4. Will the application of force board sets up to plate body mosaic structure, and will the second plate body 3 with it is adjacent dorsad in connecting face between the first plate body 2 and two adjacent fossil fragments a side surface butt of fossil fragments 4 compares in a whole planar structure, and this kind of structure is more firm, is difficult to warp, and the power of applying for fossil fragments 4 is bigger.

In this embodiment, the relative both ends of connecting plate 1 all extend to the outside of two adjacent fossil fragments 4, every the application of force board all includes a first plate body 2 and a second plate body 3, first plate body 2 with second plate body 3 all sets up to the cuboid, first plate body 2 with about 60 degrees contained angles are presented between the connecting plate 1, first plate body 2 with about 120 degrees contained angles are presented between the second plate body 3, second plate body 3 with it is adjacent dorsad in being connected the face between the first plate body 2 and two adjacent fossil fragments 4 a side surface of fossil fragments 4 is in about one third position department butt apart from this surface top edge. The length and the width of the first plate body 2 and the second plate body 3 can be set to other values according to actual conditions, the first plate body 2 and the included angle between the connecting plates 1 and the included angle between the first plate body 2 and the second plate body 3 can be set to other values according to requirements, the first plate body 2 and the connecting surfaces between the second plate body 3 and two adjacent keels 4 are back to adjacent, the abutting positions of one side surface of each keel 4 can be set to other positions on the surface according to requirements, and the first plate body 2 and the second plate body 3 can also be set to other shapes.

The utility model also provides a keel assembly, including two piece at least relative fossil fragments 4 that set up, set up respectively on adjacent panel, still include at least one above-mentioned arbitrary item fixed keel structure, every fixed keel structure all includes the connecting piece, every the connecting piece all covers and establishes adjacent two on the fossil fragments 4, be used for respectively for two fossil fragments 4 are applyed the orientation adjacent the power of fossil fragments 4's direction to carry on spacingly to two fossil fragments.

In this embodiment, the two keels 4 are arranged in parallel and are respectively used for being fixedly connected with two adjacent plates; the connecting piece is provided with four, every the equal centre gripping of connecting piece is two on two sides that deviate from each other of fossil fragments 4, four the connecting piece is in equidistant parallel arrangement on the length extending direction of fossil fragments 4. The extension length of the keels 4, the distance between the two keels 4, the number of the connecting pieces and the distance between the adjacent connecting pieces can be adjusted according to actual conditions.

Preferably, two adjacent fossil fragments 4 back of the body side surface parallel arrangement each other at least, and two fossil fragments 4 back of the body side surface to with adjacent two the distance of the piece between two piece adjacent panels of fossil fragments 4 fixed connection equals. This kind of setting, as two fossil fragments 4 are located respectively between two adjacent panels during the equal distance of piece both sides, the connecting piece is exerted for two fossil fragments 4 the power of the looks lateral surface that backs on the back is the same, and the power of both sides is used apart from also the same, promptly the connecting piece is exerted for two the effect of the power of fossil fragments 4 is the same, and the effect of the power of the orientation piece direction that also two adjacent panels received is the same, prevents two adjacent panels because of the change or the distortion of the piece width that one side atress inequality arouses.

As shown in fig. 2, in this embodiment, two opposite surfaces of each of the keels 4 are all arranged in parallel, two opposite side surfaces and two opposite side surfaces of each of the keels 4 are all arranged in parallel, the distances from the opposite side surfaces of each of the keels 4 to the joints of two adjacent boards are equal, and the distances from the opposite side surfaces of each of the keels 4 to the joints of two adjacent boards are also equal. According to practical conditions, the surfaces of the opposite sides of the keels 4 can be arranged in other relationships than parallel.

Preferably, each keel 4 comprises a third plate body 5 and a fourth plate body 6 extending from two opposite ends of the third plate body 5 to the same side; the free ends of the two fourth plate bodies 6 are respectively provided with flanges 7 deviating from the third plate body 5, and the flanges 7 are fixedly connected with the plates. Will fossil fragments 4 set up to the hollow structure of plate body concatenation, have strengthened fossil fragments 4's rigidity has reduced manufacturing cost for solid construction simultaneously, and flange structure has increased the fixed area of contact of fossil fragments 4 with panel.

In this embodiment, the third plate body 5 the fourth plate body 6 and turn-ups 7 all set up to the cuboid, the third plate body 5 with contained angle between the fourth plate body 6 sets up to 90 degrees, the fourth plate body 6 with contained angle between the turn-ups 7 sets up to 90 degrees, turn-ups 7 passes through rivet fixed connection with panel. According to actual need, the third plate body 5, the fourth plate body 6 and the length and the width of turn-ups 7 can set up to other values, the third plate body 5 with the contained angle between the fourth plate body 6 and the fourth plate body 6 with the contained angle between the turn-ups 7 can set up to other values, the third plate body 5 the fourth plate body 6 and turn-ups 7 also can set up to other shapes.

Preferably, two of the turned edges 7 of each keel 4 are symmetrically arranged in the length extending direction and are provided with a plurality of first through holes at intervals, and a first fastener penetrates through the first through holes to connect the keel 4 and the plate. The arrangement is simple to operate and convenient to install and disassemble.

In this embodiment, eight first through holes are symmetrically arranged in the length extending direction of the two flanges 7 of each keel 4 at equal intervals, and are used for the first fastening piece to pass through the first through holes to connect the keels 4 and the plates, and in this embodiment, the first fastening piece is a rivet. The number of the first through holes and the distance between the adjacent first through holes can be set according to actual conditions, and other fasteners except rivets can also be adopted.

Preferably, the keel assembly further comprises a plurality of second fasteners 8, each second fastener 8 comprises a bottom plate 9, the bottom plate 9 is parallel to the flange 7, and second through holes and third through holes distributed at intervals along the length direction are formed in the bottom plate 9; the first supporting plate and the second supporting plate which are arranged oppositely extend from two opposite side edges of the second through hole and the third through hole in an inclined mode, free ends of the first supporting plate and the second supporting plate extend out of a first limiting plate 10 and a second limiting plate 11 which are parallel to the bottom plate in an opposite mode, a first limiting groove is formed among the first limiting plate 10, the first supporting plate and the bottom plate 9 at the edge of the second through hole, a second limiting groove is formed among the second limiting plate 11, the second supporting plate and the bottom plate 9 at the edge of the third through hole, the first limiting groove and the second limiting groove are distributed on the bottom plate 9 in a mirror symmetry mode, and the two flanges 7 of the keel 4 are inserted into the first limiting groove and the second limiting groove respectively; the first limiting plate 10 and the second limiting plate 11 are respectively provided with a fourth through hole and a fifth through hole, and the fourth through hole and the fifth through hole are respectively superposed with the first through holes on the two flanges 7 of the keel 4. The second fastening piece 8 is arranged, the flanging 7 is inserted into the first limiting groove and the second limiting groove, the contact area of the first fastening piece and the flanging 7 is increased, the contact area of the flanging 7 and a plate is increased, and the fastening effect is more stable.

Fig. 3 is a schematic view of a second fastening member of the keel assembly shown in fig. 2, as shown in fig. 3, in this embodiment, the bottom plate 9 is a rectangular parallelepiped, and four corners are all set to be circular arc transition, in fig. 3, second through holes and third through holes with rectangular cross sections are distributed at intervals along the length direction on the upper surface of the bottom plate 9, a first supporting plate and a second supporting plate which are oppositely arranged extend from the edges of two opposite sides of the second through hole and the third through hole in an inclined manner, free ends of the first supporting plate and the second supporting plate extend from the edges of the first supporting plate and the second supporting plate in opposite directions to be parallel to the first limiting plate 10 and the second limiting plate 11 of the bottom plate 9, the first limiting plate 10 and the second limiting plate 11 are both cuboids, the distance between the first limiting plate 10 and the second limiting plate 11 is greater than or equal to the width of the third plate, the first limiting plate 10, first backup pad with the second through-hole border form first spacing groove between the bottom plate 9, the second limiting plate 11 the second backup pad with the third through-hole border form the second spacing groove between the bottom plate 9, first spacing groove with the second spacing groove is in be mirror symmetry distribution on the bottom plate 9, first spacing groove with the height of second spacing groove all is greater than or equal to the height of turn-ups 7, keel 4's two turn-ups 7 inserts respectively first spacing groove with the second spacing groove. According to actual conditions, the size of the bottom plate 9, the sizes of the first limiting plate 10 and the second limiting plate 11, the sizes of the second through hole and the third through hole, and the arrangement positions of the first limiting plate 10 and the second limiting plate 11 on the bottom plate 9 can be adjusted, the second through hole and the third through hole can be arranged in other shapes, and the bottom plate 9, the first limiting plate 10 and the second limiting plate 11 can also be arranged in other shapes.

In this embodiment, the fourth through hole penetrates through the center position of the first limiting plate 10, the fifth through hole penetrates through the center position of the second limiting plate 11, and the fourth through hole and the fifth through hole are respectively overlapped with the first through holes on the two flanges 7 of the keel 4. According to practical conditions, the fourth through hole may be disposed at other positions outside the center of the first limiting plate 10, and the fifth through hole may be disposed at other positions outside the center of the second limiting plate 11.

The installation and use of the keel assembly is further described below:

inserting the flanges 7 at two sides of the keel 4 into the first limiting groove and the second limiting groove of the second fastener 8 respectively, and making the fourth through hole and the fifth through hole coincide with the first through hole on the flanges 7 at two sides respectively, placing the two keels 4 which are operated as above on two oppositely arranged plates 12 respectively, wherein the length extending direction of the two keels 4 and the splicing seam 13 between the two adjacent plates 12 are arranged in parallel, the first fastener passes through the fourth through hole and the first through hole, and the fifth through hole and the first through hole respectively, fixedly connecting the two keels 4 with the two adjacent plates 12 respectively, clamping the connecting pieces on the surfaces of the two keels 4 at intervals, applying a force towards the splicing seam 13 between the two adjacent plates 12 to the surfaces of the keels 4 at the opposite sides respectively, two adjacent plates 12 are respectively subjected to forces which are applied by the keels 4 and face the direction of the edge joint 13, so that the width change of the edge joint 13 and the distortion deformation of the edge joint 13 are inhibited, the deformation of the plates 12 is inhibited, and the straightness of the edge joint 13 is ensured.

The utility model also provides a panel installation assembly, panel installation assembly includes the panel 12 of two piece at least relative settings, adjacent two be provided with piece 13 between the panel 12 to and at least two and adjacent panel 12 fixed connection's fossil fragments 4 respectively still include at least one above-mentioned arbitrary item fixed keel structure, every fixed keel structure all includes the connecting piece, every the connecting piece all covers and establishes adjacent two on the fossil fragments 4, be used for respectively for two fossil fragments 4 are applyed the orientation and are adjacent the power of fossil fragments 4's direction is carried on spacingly to two fossil fragments.

Fig. 4 is a schematic view of a panel installation assembly according to an embodiment of the present invention, and fig. 5 is a side view of the connection relationship between the adjacent panels 12, the adjacent keels 4 and the fixed keel structure of the panel installation assembly shown in fig. 4. In this embodiment, each keel 4 is parallel to the joint 13 between two adjacent plates 12. In the arrangement, the distance between any stressed position of each keel 4 and the abutted seams 13 is equal, and the stressed effect of each point on the opposite end surfaces of the two plates 12 on the two opposite sides of the abutted seams 13 is the same, so that the whole abutted seam 13 is ensured not to be distorted and deformed, and the straightness of the abutted seam 13 is also ensured. The distance between the keel 4 and the abutted seam 13 can be adjusted according to actual needs.

Preferably, the panel installation assembly further comprises at least one caulking strip 14, and at least one caulking strip 14 is arranged in the seam 13 between two adjacent panels 12 and is used for filling the seam 13 and restricting the width of the seam 13. The caulking strips 14 are arranged, so that the two adjacent plates 12 can be prevented from being extruded, and the minimum gap of the abutted seam 13 is ensured.

In this embodiment, the caulking strip 14 includes a horizontal portion and a vertical portion extending from the middle of the horizontal portion, two of the two plates 12 on the two opposite sides of the joint 13 are respectively provided with a groove penetrating through the plates 12 along the length extending direction, the two opposite ends of the horizontal portion of the caulking strip 14 perpendicular to the length extending direction are respectively inserted into the two grooves arranged oppositely, and the vertical portion of the caulking strip 14 is clamped in the joint 13. The extension length of the caulking strip 14 can be adjusted according to the length of the plate material 12, the width of the vertical part of the caulking strip 14 can be set according to actual needs, and the width and the height of the horizontal part of the caulking strip 14 can be adjusted according to the width and the height of the groove.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A fixed keel structure, comprising:

the connecting piece covers two adjacent keels of two adjacent panels and is used for applying force towards the direction of the adjacent keels to the two keels respectively so as to limit the two keels.

2. A fixed keel structure as claimed in claim 1, wherein each said connector comprises:

the connecting plate is used for being in lap joint connection with two adjacent keels;

the two force application plates extend to the same side from two opposite ends of the length extending direction of the connecting plate respectively, and the two force application plates are abutted to the surfaces of the middle back side and the side of the middle back side of the two adjacent keels respectively.

3. A fixed keel structure as claimed in claim 2, wherein opposite ends of said web each extend to the outside of both of said keels, each said force application plate including:

the first plate body is connected with the connecting plate, and extends towards one side surface of each of the two adjacent keels back to the adjacent keel;

the second plate body extends from the free end of the first plate body, and the second plate body extends to the surface of one side, away from the two adjacent keels, back to the adjacent keels;

the second plate body with the connection face between the first plate body is used for being adjacent with two adjacent fossil fragments dorsad one side surface butt of fossil fragments.

4. A runner assembly comprising at least two opposed runners provided in adjacent sheet material, each runner being provided in an adjacent sheet material, and further comprising at least one fixed runner structure as claimed in any one of claims 1 to 3, each fixed runner structure including connectors, each connector being provided over an adjacent runner for applying a force to the adjacent runners in a direction towards the adjacent runner to limit the runners.

5. The keel assembly of claim 4, wherein:

two adjacent fossil fragments are mutually parallel arrangement mutually on the back of the body side surface at least, just two fossil fragments back of the body side surface mutually to with adjacent two the distance of the piece between two adjacent panels of fossil fragments fixed connection equals.

6. The keel assembly of claim 4 or 5, wherein each said keel comprises:

the third plate body and the fourth plate body extend to the same side from the two opposite ends of the third plate body; and the free ends of the two fourth plate bodies are respectively provided with flanges deviating from the third plate body, and the flanges are used for being fixedly connected with the plates.

7. The keel assembly of claim 6, wherein:

every two of fossil fragments the turn-ups are provided with a plurality of first through-holes at length extending direction symmetry and interval, and first fastener passes first through-hole is connected fossil fragments and panel.

8. The keel assembly of claim 7, further comprising a plurality of second fasteners, each second fastener comprising:

the bottom plate is arranged in parallel with the turned edge, and second through holes and third through holes which are distributed at intervals along the length direction are formed in the bottom plate;

the first supporting plate and the second supporting plate are arranged oppositely and extend obliquely from two opposite side edges of the second through hole and the third through hole, a first limiting plate and a second limiting plate which are parallel to the bottom plate are extended out from free ends of the first supporting plate and the second supporting plate in opposite directions, a first limiting groove is formed among the first limiting plate, the first supporting plate and the bottom plate at the edge of the second through hole, a second limiting groove is formed among the second limiting plate, the second supporting plate and the bottom plate at the edge of the third through hole, the first limiting groove and the second limiting groove are symmetrically distributed on the bottom plate in a mirror image mode, and two flanges of the keel are inserted into the first limiting groove and the second limiting groove respectively; and the first limiting plate and the second limiting plate are respectively provided with a fourth through hole and a fifth through hole, and the fourth through hole and the fifth through hole are respectively superposed with the first through holes on the two flanges of the keel.

9. A panel installation assembly, including at least two relative panel that set up, be provided with the piece between two adjacent panel, and at least two with adjacent panel respectively fixed connection's fossil fragments, characterized by, still include at least one according to claim 1-3 fixed keel structure, every fixed keel structure all includes the connecting piece, every the connecting piece all covers and establishes on two adjacent fossil fragments for respectively for two fossil fragments exert the power towards the direction of adjacent fossil fragments, in order to carry out spacing to two fossil fragments.

10. The sheet mounting assembly of claim 9, further comprising:

and at least one caulking strip is arranged in the abutted seam between two adjacent plates and is used for filling the abutted seam and restricting the width of the abutted seam.

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