CN211691065U - Sandwich external wall panel with connecting mechanism - Google Patents

Abstract

A sandwich external wall panel with a connecting mechanism belongs to the field of sandwich panel manufacturing, and the utility model discloses a sandwich external wall panel which solves the problem that after a plurality of sandwich panels are installed, a damaged sandwich panel can not be replaced in use in the prior art, the utility model comprises a peripheral connection, a sandwich panel main body, M + N connecting bolt components and M + N connecting nut components; the battenboard main part sets up in peripheral connection frame, has processed M square connection blind hole on the edge that two one end are parallel to each other in the peripheral connection frame respectively, has processed N square connection blind hole on the edge that two other one end are parallel to each other in the peripheral connection frame respectively, wherein the rigid coupling has a connecting bolt subassembly in every square connection blind hole in two adjacent edges wherein, the rigid coupling has a coupling nut subassembly in every square connection blind hole in two adjacent edges in addition, it has a bar hole to process on the lateral wall of battenboard main part to keep away from in every square connection blind hole, the utility model is used for assembling of battenboard outer wall.

Description

Sandwich external wall panel with connecting mechanism

Technical Field

The utility model belongs to battenboard field of making, concretely relates to sandwich outer wall panel with coupling mechanism.

Background

The outer wall sandwich boards in the prior art are connected with the side wall of the I-shaped steel in the house frame through bolts, and two adjacent outer wall sandwich boards are riveted through the embedded grooves processed at the edges of the outer wall sandwich boards, so that the connection is very firm, the stable connection between the outer wall sandwich boards and the I-shaped steel is ensured, and the stable and tight connection between the two adjacent outer wall sandwich boards is also ensured by depending on each other, but the mode has the defects that after all the outer wall sandwich boards are installed, if a certain outer wall sandwich board is damaged in subsequent use, the outer wall sandwich board cannot be reasonably replaced, because the joints between the outer wall sandwich boards are mutually embedded together during riveting installation, if a certain space is needed for dismounting, but for a plurality of outer wall sandwich boards which are tightly connected, the space is lacked among each other, the independent dismounting of one outer wall sandwich board cannot be realized, in order to solve the problems, it is practical to develop a connecting mechanism which can be used for independently disassembling a certain outer wall sandwich panel in use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sandwich external wall panel with a connecting mechanism, which aims to solve the problem that a damaged sandwich panel can not be replaced in use after a plurality of sandwich panels are installed in the prior art;

a sandwich external wall panel with a connecting mechanism comprises a peripheral connector, a sandwich panel main body, M + N connecting bolt components and M + N connecting nut components; the sandwich board comprises a peripheral connecting frame, a sandwich board body and a plurality of connecting nuts, wherein the peripheral connecting frame is rectangular, the sandwich board body is arranged in the peripheral connecting frame and is fixedly connected with the peripheral connecting frame, M square connecting blind holes are respectively processed on two mutually parallel edges at one end of the peripheral connecting frame, N square connecting blind holes are respectively processed on the other two mutually parallel edges at one end of the peripheral connecting frame, a connecting bolt component is fixedly connected into each square connecting blind hole in two adjacent edges, a connecting nut component is fixedly connected into each square connecting blind hole in the other two adjacent edges, and a strip-shaped hole is processed on the side wall, far away from the sandwich board body, of each square connecting blind hole;

furthermore, a connecting groove is respectively processed at the four corners of one end of the peripheral connecting frame, which is provided with the square connecting blind hole, and a connecting threaded hole is processed on each connecting groove;

furthermore, the sandwich panel main body comprises a first side plate, a first curved plate, a central plate, a second curved plate and a second side plate, wherein the first side plate, the first curved plate, the central plate, the second curved plate and the second side plate are sequentially arranged along the thickness direction of the peripheral connecting frame;

furthermore, a plurality of through holes are uniformly formed in the first curved plate and the second curved plate;

furthermore, a first heat-insulating layer is bonded on one side of the central plate close to the first curved plate, and a second heat-insulating layer is bonded on one side of the central plate close to the second curved plate;

furthermore, the connecting bolt component comprises a bolt, a bolt outer sleeve, a first return spring, a first fixed hollow threaded column and a locking nut, the first fixed hollow threaded column is fixedly connected on the inner wall of one side of the square connecting blind hole close to the sandwich board main body, the first reset spring is arranged in the first fixed hollow threaded column, one end of a first reset spring is fixedly connected with the inner wall of the square connecting blind hole through a fixing block, the other end of the first reset spring is fixedly connected with one end of a bolt, a bolt sleeve is sleeved on the bolt, the bolt outer sleeve is rotatably connected with the bolt, the locking nut is sleeved on the bolt and is in threaded connection with the threaded section of the bolt, one end of the threaded section in the bolt penetrates through the strip-shaped hole and is arranged outside the peripheral connecting frame, and an internal thread matched with the first fixed hollow threaded column is processed on the inner wall of the bolt outer sleeve;

furthermore, a first bearing is arranged between the bolt and a bolt outer sleeve, the bolt is fixedly connected with a bearing inner ring of the first bearing, and the bolt outer sleeve is fixedly connected with a bearing outer ring of the first bearing;

further, the length of the bolt is smaller than the width of the square connecting blind hole;

furthermore, the connecting nut assembly comprises a nut outer sleeve, a second spring and a nut, one end of the second spring is fixedly connected to the inner wall of the square connecting blind hole, close to one side of the sandwich board main body, the other end of the second return spring is fixedly connected with one end of the nut outer sleeve, the nut outer sleeve is sleeved on the outer circular surface of the nut, and the nut outer sleeve is rotatably connected with the nut;

furthermore, a second bearing is arranged between the nut outer sleeve and the nut, the nut is fixedly connected with a bearing inner ring of the second bearing, and the nut outer sleeve is fixedly connected with a bearing outer ring of the second bearing.

Compared with the prior art, the utility model following beneficial effect has:

1. the utility model provides a pair of sandwich external wall panel with coupling mechanism when the concatenation, wherein a sandwich external wall panel carries out threaded connection through the connecting bolt subassembly of self and the coupling nut subassembly on another sandwich external wall panel, so can directly make nut and bolt break away from when dismantling both can, bolt and nut all are connected with the sandwich external wall panel at place simultaneously, and the bolt and the nut of having avoided the dismantlement are lost.

2. The utility model provides a pair of sandwich side fascia with coupling mechanism wherein the inside two curved plates that are equipped with of battenboard main part, and the equipartition is equipped with the through-hole on every curved plate, can play good sound absorption effect, has improved sandwich side fascia's sound insulation.

3. The utility model provides a pair of sandwich outer wall plate with coupling mechanism simple structure, low cost, the installation and the dismantlement of being convenient for.

Drawings

FIG. 1 is a schematic front view of the present invention in a conventional position when aligned;

FIG. 2 is a schematic front view of the present invention in an edge position during alignment;

FIG. 3 is a left side schematic view of FIG. 1;

FIG. 4 is a view taken along line A-A of FIG. 1;

FIG. 5 is a left side schematic view of FIG. 2;

FIG. 6 is an enlarged view of a connecting bolt assembly of the present invention;

FIG. 7 is an enlarged view of the coupling nut assembly of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 4;

in the figure, a peripheral connecting frame 1, a sandwich board body 2, a first side plate 21, a first curved plate 22, a first heat-insulating layer 23, a central plate 24, a second heat-insulating layer 25, a second curved plate 26, a second side plate 27, a connecting bolt assembly 3, a bolt 31, a bolt jacket 32, a return spring 33, a fixed hollow threaded column 34, a locking nut 35, a connecting nut assembly 4, a nut jacket 41, a spring 42 and a nut 43 are arranged.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 2, and the embodiment provides a sandwich external wall panel with a connecting mechanism, which comprises a peripheral connecting frame 1, a sandwich panel main body 2, M + N connecting bolt components 3 and M + N connecting nut components 4; peripheral connection frame 1 is the rectangle frame, and battenboard main part 2 is the rectangular plate, battenboard main part 2 sets up in peripheral connection frame 1, and battenboard main part 2 and peripheral connection frame 1 fixed connection, it has M square connection blind holes to process respectively on two edges that are parallel to each other of one end in peripheral connection frame 1, it has N square connection blind holes to process respectively on two other edges that are parallel to each other of one end in peripheral connection frame 1, wherein the rigid coupling has a connecting bolt subassembly 3 in every square connection blind hole in two adjacent edges, the rigid coupling has a coupling nut subassembly 4 in every square connection blind hole in two adjacent edges in addition, it has a bar hole to process on the lateral wall of keeping away from battenboard main part 2 in every square connection blind hole.

In the embodiment, the shapes of the peripheral connecting frame 1 and the sandwich board main body 2 can be various regular polygons, such as regular triangle, regular pentagon, regular hexagon and the like, but the shapes of the peripheral connecting frame 1 and the sandwich board main body 2 are ensured to be the same, seamless connection is ensured between the peripheral connecting frame 1 and the sandwich board main body 2, the fixedly connecting mode of the peripheral connecting frame 1 and the sandwich board main body 2 is bonding or welding, along with the change of the shape of the peripheral connecting frame 1, a plurality of square connecting blind holes are processed at equal intervals at each edge of the end surface of the peripheral connecting frame 1, each square connecting blind hole in each edge is provided with one connecting bolt component 3 or one connecting nut component 4, in the embodiment, the plurality of square connecting blind holes at the same edge are selected to be provided with the connecting bolt components 3 or the connecting nut components 4, firstly, the processing is convenient, and secondly, in order to ensure that two adjacent peripheral connecting frames 1 have better accuracy during splicing, if the utility model is a regular even polygon, as described above, the half edges adjacent to each other (e.g. two adjacent edges in a regular quadrangle) are provided with the same connecting bolt assembly 3, and the other adjacent half edges are provided with the same connecting nut assembly 4, but it is worth noting that, except for the regular even polygons of the other rectangles, in order to ensure the integrity of the wall when the house corner is spliced, the isosceles trapezoid peripheral connecting frame 1 can be matched to realize splicing, and meanwhile, a plurality of square connecting blind holes at one edge in one peripheral connecting frame 1 at the corner are arranged at the vertical position of the end face of the peripheral connecting frame 1 (as shown in fig. 2), so that two peripheral connecting frames 1 at the corner of the house can be conveniently connected; if the utility model discloses a positive odd number limit shape, then set up connecting bolt subassembly 3 or coupling nut subassembly 4's edge in two adjacent peripheral connection frames 1 and will mutually support the use, the condition in the concrete design is decided by the operator by oneself according to actual installation, and in order to guarantee the integrality of wall body when the house turning is spliced on the same principle, the concatenation is realized to the same isosceles obtuse triangle of can arranging peripheral connection frame 1, and concrete implementation is the same as above.

The second embodiment is as follows: the present embodiment is described with reference to fig. 1 and fig. 2, and is further limited to the peripheral connection frame 1 described in the first embodiment, in the present embodiment, a connection groove is respectively processed at four corners of one end of the peripheral connection frame 1, where the square connection blind hole is provided, and a connection threaded hole is processed on each connection groove. Other components and connection modes are the same as those of the first embodiment.

In this embodiment, the four corners department that is equipped with square connection blind hole one end in peripheral attach frame 1 is processed respectively and is had a connecting groove, and it will be convenient for processing connecting threaded hole in the recess the utility model discloses with house framework in I-steel be connected used.

The third concrete implementation mode: the present embodiment will be described with reference to fig. 4 and 8, and the present embodiment further defines the sandwich panel body 2 described in the first embodiment, and in the present embodiment, the sandwich plate body 2 comprises a first side plate 21, a first curved plate 22, a central plate 24, a second curved plate 26 and a second side plate 27, wherein the first side plate 21, the first curved plate 22, the central plate 24, the second curved plate 26 and the second side plate 27 are sequentially arranged along the thickness direction of the peripheral connecting frame 1, the first curved plate 22 and the second curved plate 26 are symmetrically arranged relative to the central plate 24, the first side plate 21 and the second side plate 27 are symmetrically arranged relative to the central plate 24, one end of the first side plate 21 is coplanar with one end of the peripheral connecting frame 1, one end of the second side plate 27 is coplanar with the other end of the peripheral connecting frame 1, and the first side plate 21, the first curved plate 22, the central plate 24, the second curved plate 26 and the second side plate 27 are fixedly connected with the inner wall of the peripheral connecting frame 1. Other components and connection modes are the same as those of the first embodiment.

In this embodiment, the both sides of a curved plate 22 and No. two curved plates 26 all are provided with sound insulation material in the battenboard main part 2, so set up and can play good syllable-dividing effect, are different from other battenboard, the utility model discloses in be provided with two curved plates, be for better isolated indoor external and outdoor internal sound propagation.

The fourth concrete implementation mode: referring to fig. 8, this embodiment is further limited to the first curved plate 22 and the second curved plate 26 described in the third embodiment, and in this embodiment, a plurality of through holes are uniformly formed in the first curved plate 22 and the second curved plate 26. Other components and connection modes are the same as those of the third embodiment.

With this arrangement, a plurality of through holes are formed in the first curved plate 22 and the second curved plate 26 to achieve better sound absorption.

The fifth concrete implementation mode: the present embodiment will be described with reference to fig. 4 and 8, and the present embodiment is further limited to the center plate 24 according to the third embodiment, in which a first insulating layer 23 is bonded to a side of the center plate 24 adjacent to the first curved plate 22, and a second insulating layer 25 is bonded to a side of the center plate 24 adjacent to the second curved plate 26. The other components and the connection mode are the same as those of the fourth embodiment.

So set up, be in order to play better heat preservation effect, avoid the utility model discloses it is the poor problem of cold-proof effect in the room to be applied to cold areas.

The sixth specific implementation mode: referring to fig. 6, the present embodiment is described, and the present embodiment further defines the connecting bolt assembly 3 according to the first embodiment, in the present embodiment, the connecting bolt assembly 3 includes a bolt 31, a bolt housing 32, a first return spring 33, a first fixed hollow threaded column 34 and a lock nut 35, the first fixed hollow threaded column 34 is fixedly connected to an inner wall of the square connecting blind hole near one side of the sandwich panel main body 2, the first return spring 33 is disposed in the first fixed hollow threaded column 34, one end of the first return spring 33 is fixedly connected to the inner wall of the square connecting blind hole through a fixing block, the other end of the first return spring 33 is fixedly connected to one end of the bolt 31, the bolt housing 32 is sleeved on the bolt 31, and the bolt housing 32 is rotatably connected to the bolt 31, the lock nut 35 is sleeved on the bolt 31, and the lock nut 35 is threadedly connected to a threaded section of the bolt 31, one end of a thread section in the bolt 31 penetrates through the strip-shaped hole and is arranged outside the peripheral connecting frame 1, and an internal thread matched with the first fixed hollow thread column 34 is processed on the inner wall of the bolt outer sleeve 32. Other components and connection modes are the same as those of the first embodiment.

In this embodiment, the inner wall of the bolt housing 32 is provided with an internal thread which is matched with the first fixed hollow threaded column 34, so that the bolt housing 32 is in threaded connection with the first fixed hollow threaded column 34, when the installed single block of the present invention needs to be removed integrally, the bolt housing 32 drives the bolt 31 to be pulled down, the bolt 31 is hidden in the square connecting blind hole, and the bolt housing 32 is in threaded connection with the first fixed hollow threaded column 34 to be fixed, so that the bolt 31 is fixed, which has two advantages, one is to prevent the bolt 31 from being lost, and needs to be re-allocated when being installed next time, the second is to prevent the bolt 31 from being influenced by the spring force of the first reset spring 33, the first reset spring 33 mainly plays a connecting role, provides a certain pulling force when the bolt 31 is locked, and avoids the first fixed hollow threaded column 34 from being too long, when the bolt 31 is locked, the bolt housing 32 is still in threaded engagement with the first fixed hollow threaded column 34, the thread is forced to be damaged, in this embodiment, the non-threaded end of the bolt 31 is connected with one end of a first return spring 33.

The seventh embodiment: the present embodiment will be described with reference to fig. 6, which further defines the bolt 31 and the bolt outer sleeve 32 described in the sixth embodiment, in the present embodiment, a first bearing is provided between the bolt 31 and the bolt outer sleeve 32, the bolt 31 is fixedly connected to the bearing inner ring of the first bearing, and the bolt outer sleeve 32 is fixedly connected to the bearing outer ring of the first bearing. Other components and connection modes are the same as those of the sixth embodiment.

In this embodiment, since one end of the bolt 31 is connected to one end of the first return spring 33, the bearing is additionally arranged between the bolt 31 and the bolt housing 32 to avoid the phenomenon that the first return spring 33 is tightened when the bolt housing 32 is in threaded connection with the first fixed hollow threaded column 34, and it is noted that the height of the non-threaded end of the bolt 31 is higher than that of the bearing, so that an operator can conveniently clamp the bolt 31 on the non-threaded end with a wrench, after the bearing is arranged between the bolt 31 and the bolt housing 32, when the lock nut 35 or the connection nut assembly is in threaded connection with the bolt 31, the bolt 31 is easy to rotate, and the operator needs to control the bolt 31 to fix to prevent the bolt 31 and the lock nut 35 from synchronously rotating, thereby affecting the connection tightness.

The specific implementation mode is eight: the present embodiment will be described with reference to fig. 6, which further defines the bolt 31 described in the sixth embodiment, and in the present embodiment, the length of the bolt 31 is smaller than the width of the square blind connecting hole. Other components and connection modes are the same as those of the first embodiment.

So set up, guarantee that bolt 31 can hide in square connection blind hole completely.

The specific implementation method nine: referring to fig. 7, the present embodiment is described, and the present embodiment further defines the coupling nut assembly 4 according to the first embodiment, in the present embodiment, the coupling nut assembly 4 includes a nut outer sleeve 41, a second spring 42 and a nut 43, one end of the second spring 42 is fixedly connected to the inner wall of the square coupling blind hole on the side close to the sandwich plate body 2, the other end of the second spring 42 is fixedly connected to one end of the nut outer sleeve 41, the nut outer sleeve 41 is sleeved on the outer circumferential surface of the nut 43, and the nut outer sleeve 41 and the nut 43 are rotatably connected. Other components and connection modes are the same as those of the first embodiment.

The detailed implementation mode is ten: the present embodiment will be described with reference to fig. 7, which further defines the nut case 41 and the nut 43 described in the ninth embodiment, but in the present embodiment, a No. two bearing is provided between the nut case 41 and the nut 43, the nut 43 is fixedly connected to the inner ring of the No. two bearing, and the nut case 41 is fixedly connected to the outer ring of the No. two bearing. The other components and the connection mode are the same as those of the ninth embodiment.

In the present embodiment, since one end of the nut 43 is connected to one end of the second return spring 42, the bearing is added between the nut 43 and the nut case 41 to avoid the phenomenon that the second return spring 42 is tightened when the nut 43 rotates, and it is noted that the height of the nut 43 is higher than the height of the bearing, so that an operator can conveniently clamp the nut 43 with a wrench, because after the bearing is provided between the nut 43 and the nut case 41, a clamping space of the wrench is provided for the action of tightening the nut 43 when the nut 43 is screwed with the bolt 31.

Principle of operation

When the utility model is used, a plurality of peripheral connecting frames 1 are spliced together, and the rectangular peripheral connecting frames 1 are taken as an example below, firstly, a plurality of peripheral connecting frames are arranged according to a preset scheme, the edges required to be connected by two adjacent utility models require that one edge comprises a plurality of connecting bolt components, the other edge comprises a plurality of connecting nut components, two edges are matched for use, thus the connection tightness can be ensured, two adjacent peripheral connecting frames 1 are connected with a nut 43 in a connecting nut component 4 on the other peripheral connecting frame 1 through a bolt 31 in a connecting bolt component 3 on one peripheral connecting frame 1 in a thread fit way, meanwhile, a locking nut 35 sleeved on the bolt 31 is also connected with the bolt 31 in a thread fit way and screwed, namely, two peripheral connecting frames 1 are fastened and connected through a plurality of nuts 43 and a plurality of locking nuts 35, the hot melt adhesive can be coated at the gap between two adjacent peripheral connecting frames 1 to enhance the air tightness, if a certain sandwich panel is damaged during use and needs to be replaced, the hot melt adhesive between the sandwich panel and other sandwich panels only needs to be melted, the nut 43 and the bolt 31 are loosened and separated one by one, the loosened nut 43 is connected with the second reset spring 42 under the driving of the nut outer sleeve 41 to prevent the nut 43 from being lost, the loosened bolt 31 is in threaded connection with the first fixed hollow threaded column 34 under the driving of the bolt outer sleeve 32 to ensure that the top end of the bolt 31 is contracted in the square connecting blind hole, so that the damaged sandwich plate can be ensured to be separated from the installed whole, meanwhile, other complete sandwich plate structures are not damaged, and only the replaced sandwich plate is refilled at a neutral position and is fixed with the peripheral sandwich plate through the bolt 31 and the nut 43;

the utility model discloses an in the description and the description attached drawing, also disclose a be applied to the sandwich outer wall panel that has coupling mechanism of corner, its difference with the sandwich outer wall panel of normal arrangement lies in, the axis of the square blind hole of connecting on an edge in its one end sets up with the axis of the square blind hole of connecting in other three edges is perpendicular for the conventional sandwich outer wall panel of adjacent side is fixed, and its fixed mode is the same with above-mentioned connected mode.

Claims (10)

1. The utility model provides a sandwich side fascia with coupling mechanism which characterized in that: the sandwich external wall panel with the connecting mechanism comprises a peripheral connecting frame (1), a sandwich panel main body (2), M + N connecting bolt components (3) and M + N connecting nut components (4); peripheral connection frame (1) is the rectangle frame, and battenboard main part (2) are the rectangular plate, battenboard main part (2) set up in peripheral connection frame (1), and battenboard main part (2) and peripheral connection frame (1) fixed connection, it has M square connection blind holes to process respectively on two edges that are parallel to each other of one end in peripheral connection frame (1), it has N square connection blind holes to process respectively on two other edges that are parallel to each other of one end in peripheral connection frame (1), wherein the rigid coupling has a connecting bolt subassembly (3) in every square connection blind hole in two adjacent edges, the rigid coupling has a coupling nut subassembly (4) in every square connection blind hole in two adjacent edges in addition, it has a bar hole to process on the lateral wall of keeping away from battenboard main part (2) in every square connection blind hole.

2. The sandwich outer wall panel with the connecting mechanism as claimed in claim 1, wherein: the four corners of one end, provided with the square connecting blind holes, of the peripheral connecting frame (1) are respectively provided with a connecting groove, and each connecting groove is provided with a connecting threaded hole.

3. The sandwich outer wall panel with the connecting mechanism as claimed in claim 2, wherein: the sandwich plate main body (2) comprises a first side plate (21), a first curved plate (22), a central plate (24), a second curved plate (26) and a second side plate (27), wherein the first side plate (21), the first curved plate (22), the central plate (24), the second curved plate (26) and the second side plate (27) are sequentially arranged along the thickness direction of the peripheral connecting frame (1), and a curved plate (22) and a curved plate (26) are symmetrically arranged relative to the central plate (24), a side plate (21) and a side plate (27) are symmetrically arranged relative to the central plate (24), one end of the side plate (21) and one end of the peripheral connecting frame (1) are arranged in a coplanar manner, one end of the side plate (27) and the other end of the peripheral connecting frame (1) are arranged in a coplanar manner, and the side plate (21), the curved plate (22), the central plate (24), the curved plate (26) and the side plate (27) are fixedly connected with the inner wall of the peripheral connecting frame (1).

4. The sandwich outer wall panel with the connecting mechanism as claimed in claim 3, wherein: a plurality of through holes are uniformly processed on the first curved plate (22) and the second curved plate (26).

5. The sandwich outer wall panel with the connecting mechanism as claimed in claim 4, wherein: a first heat-insulating layer (23) is bonded on one side, close to the first curved plate (22), of the central plate (24), and a second heat-insulating layer (25) is bonded on one side, close to the second curved plate (26), of the central plate (24).

6. The sandwich outer wall panel with the connecting mechanism as claimed in claim 1, wherein: the connecting bolt component (3) comprises a bolt (31), a bolt outer sleeve (32), a reset spring (33), a fixed hollow threaded column (34) and a locking nut (35), wherein the fixed hollow threaded column (34) is fixedly connected to the inner wall of one side, close to the sandwich plate main body (2), of the square connecting blind hole, the reset spring (33) is arranged in the fixed hollow threaded column (34), one end of the reset spring (33) is fixedly connected with the inner wall of the square connecting blind hole through a fixing block, the other end of the reset spring (33) is fixedly connected with one end of the bolt (31), the bolt outer sleeve (32) is sleeved on the bolt (31), the bolt outer sleeve (32) is rotatably connected with the bolt (31), the locking nut (35) is sleeved on the bolt (31), and the locking nut (35) is in threaded connection with the threaded section of the bolt (31), one end of a thread section in the bolt (31) penetrates through the strip-shaped hole and is arranged outside the peripheral connecting frame (1), and an internal thread matched with the first fixed hollow thread column (34) is processed on the inner wall of the bolt outer sleeve (32).

7. The sandwich outer wall panel with the connecting mechanism as claimed in claim 1, wherein: a bearing is arranged between the bolt (31) and the bolt outer sleeve (32), the bolt (31) is fixedly connected with a bearing inner ring of the bearing, and the bolt outer sleeve (32) is fixedly connected with a bearing outer ring of the bearing.

8. The sandwich outer wall panel with the connecting mechanism as claimed in claim 1, wherein: the length of the bolt (31) is smaller than the width of the square connecting blind hole.

9. The sandwich outer wall panel with the connecting mechanism as claimed in claim 1, wherein: connecting nut subassembly (4) are including nut overcoat (41), No. two spring (42) and nut (43), the one end rigid coupling of No. two spring (42) is close to on the inner wall of battenboard main part (2) one side in square connection blind hole, the other end of No. two spring (42) and the one end fixed connection of nut overcoat (41), and nut overcoat (41) cover is established on the outer disc of nut (43), and nut overcoat (41) and nut (43) rotate to be connected.

10. The sandwich outer wall panel with a connecting mechanism as claimed in claim 9, wherein: a second bearing is arranged between the nut outer sleeve (41) and the nut (43), the nut (43) is fixedly connected with a bearing inner ring of the second bearing, and the nut outer sleeve (41) is fixedly connected with a bearing outer ring of the second bearing.

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