CN219732395U

CN219732395U - Civil engineering assembled building wallboard connecting device

Info

Publication number: CN219732395U
Application number: CN202321044480.2U
Authority: CN
Inventors: 杨林
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-09-22
Anticipated expiration: 2033-05-05

Abstract

The utility model provides a civil engineering assembled building wallboard connecting device, includes assembly wallboard, last pre-buried cover, rotates roof, locating shaft, lantern ring, spacing picture peg, down assembly wallboard, pre-buried cover down, pre-buried cover side cover down, go up location slide, slide down, magnetic path, location inserted post down, location inserted post upper portion is pre-buried in the last assembly wallboard, and the location inserted post lower part inserts down assembly wallboard, goes up the pre-buried cover upper portion and inserts assembly wallboard, goes up assembly wallboard and upper pre-buried cover lower surface alignment, rotates the roof and inserts pre-buried cover, and the locating shaft passes and rotates the roof, and the locating shaft rotates in rotating the roof, and spacing collar sleeve is connected to the locating shaft inboard on the locating shaft, and spacing collar sleeve side is laminated mutually with rotating the roof.

Description

Civil engineering assembled building wallboard connecting device

Technical Field

The utility model relates to the field of civil engineering, in particular to a connection device for a wallboard of a civil engineering fabricated building.

Background

The prior art patent (publication number: CN 207419723U) proposes a novel assembled building wallboard connecting device, including two parallel and vertical first connecting plates and second connecting plate that set up, one side level and fixed mounting connecting rod that first connecting plate is close to first wallboard, the connecting rod runs through first wallboard and second wallboard in proper order, the cover is equipped with connecting sleeve on the connecting rod, the one end fixed connection that first wallboard was kept away from to connecting sleeve is on the second connecting plate, the second connecting plate is kept away from and is equipped with the connecting cover in the one side of second wallboard, connecting cover screw thread installation is in the tip of connecting rod, however this device first connecting plate, second connecting plate, connecting cover, screw distribution are in the wall body both sides, influence the roughness in the wall body outside, need improve.

Disclosure of Invention

The utility model aims at the defects in the prior art, and provides the civil engineering assembled building wallboard connecting device which is characterized in that an upper embedded cover and a lower embedded cover are respectively embedded at the lower part of an upper assembled wallboard and the upper part of a lower assembled wallboard, connecting parts are arranged in the upper embedded cover and the lower embedded cover, the connecting parts are prevented from being directly arranged in the upper assembled wallboard and the lower assembled wallboard in the connection of the assembled building wallboards for civil engineering, the internal performance in the upper assembled wallboard and the lower assembled wallboard is damaged, the positions of the upper assembled wallboard and the lower assembled wallboard connected with the upper and the lower assembled wallboards are easy to crack, and the flatness of the side surfaces of the wall is not influenced by the structure hidden in the wall.

The utility model aims at realizing the following technical scheme:

the utility model provides a civil engineering assembled building wallboard connecting device, includes assembly wallboard, last pre-buried cover, rotates roof, locating shaft, lantern ring, spacing picture peg, lower assembly wallboard, pre-buried cover down, pre-buried cover side cover down, go up location slide, lower slide, magnetic path, location post upper portion is pre-buried in the last assembly wallboard, and the post lower part is inserted down assembly wallboard to the location post, goes up the pre-buried cover upper portion and inserts assembly wallboard, goes up assembly wallboard and upper pre-buried cover lower surface alignment, rotates the roof and inserts pre-buried cover, and the locating shaft passes and rotates the roof, and the locating shaft rotates in rotating the roof, and the spacing collar cover is in the locating shaft, and spacing collar cover is connected in the locating shaft inboard and is laminated mutually with rotating the roof, and spacing collar cover is in rotating roof bilateral symmetry setting, and pre-buried cover is connected at locating shaft both ends, rotates roof upper portion and has the roof upper plate, rotates roof lower part and has the roof lower shaft, and the lantern ring cover is epaxial rotation under rotating the roof, and the lantern ring lower part has spacing picture peg in rotating the roof lower part and sets up in rotating the roof bilateral symmetry.

The lower embedded cover lower part inserts down the assembly wallboard, down the embedded cover aligns with assembly wallboard upper surface down, goes up assembly wallboard lower surface and down assembly wallboard laminating mutually, goes up assembly wallboard, down assembly wallboard both sides face and all aligns, and lower embedded cover side cover is connected down the embedded cover, and lower embedded cover side cover is pre-buried in assembly wallboard down, and spacing picture peg lower part inserts down the embedded cover, it has the upper assembly wallboard side opening to go up the assembly wallboard, goes up the embedded cover and has the embedded cover side opening on, goes up the assembly wallboard side opening and is corresponding with the upper embedded cover side opening, and flexible inner panel inserts the locating plate, and flexible inner panel slides in the locating plate, and flexible inner panel sets up in locating plate bilateral symmetry, and the locating plate upper surface laminates mutually with the roof that rotates, and the locating plate side laminates mutually with the roof upper plate that rotates.

Advantageous effects

1. The utility model respectively embeds the upper embedded cover and the lower embedded cover at the lower part of the upper assembled wallboard and the upper part of the lower assembled wallboard, installs the connecting component in the upper embedded cover and the lower embedded cover, prevents the connecting component from being directly installed in the upper assembled wallboard and the lower assembled wallboard in the connection of the assembled building wallboard for civil engineering, damages the internal performance in the upper assembled wallboard and the lower assembled wallboard, leads the connection position of the upper assembled wallboard and the lower assembled wallboard to be easy to crack, and the structure hidden in the wall body does not influence the flatness of the side surface of the wall body, the rotating top plate can rotate in the upper embedded cover through the positioning shaft, the symmetrical limiting ring is sleeved on the connecting shaft of the assembled building wallboard for civil engineering to prevent the rotating top plate from moving, the rotating top plate can rotate by taking the positioning shaft as the shaft, the sleeve ring is sleeved on the lower shaft of the rotating top plate to lead the lower part of the rotating top plate to be connected with a group of sleeve rings, the vertical position of the lantern ring in the upper embedded cover is changed by rotating the rotating top plate, the lantern ring rotates outside the lower shaft of the rotating top plate, the limiting plugboard is enabled to be always vertical under the driving of the rotating top plate under the action of gravity of the limiting plugboard, the limiting plugboard is convenient to be inserted into the lower embedded cover and connected with the inner part of the lower embedded cover, the side cover of the lower embedded cover is connected with the lower embedded cover, the upper end and the lower end of the middle connecting plate are respectively inserted into the upper connecting sleeve and the lower connecting sleeve, the upper connecting sleeve and the lower connecting sleeve are telescopic relative to the middle connecting plate, the upper positioning sliding plate and the lower sliding plate still keep vertical height in the rotating process of the middle connecting plate, the guide rod is fixed in the lower embedded cover, the spring is sleeved on the guide rod, the guide rod guides the spring, the spring is prevented from bending when the spring stretches in the connection of the assembly type building wallboard for civil engineering, the spring exerts thrust on the upper connecting sleeve, the middle connecting plate rotates clockwise under the normal state to enable the side surface of the upper portion of the upper connecting sleeve to be attached to the side cover of the lower embedded cover, the length of the lower connecting sleeve pushing the lower sliding plate to be inserted into the lower embedded cover is increased, when the limiting inserting plate is inserted into the lower embedded cover, the side surface of the lower limiting inserting plate is attached to the magnetic block under the suction force of the magnetic block, the side surface of the lower portion of the limiting inserting plate applies thrust with the lower sliding plate in the process that the limiting inserting plate moves towards the magnetic block, the lower sliding plate pushes the lower portion of the lower connecting sleeve, the upper connecting sleeve rotates reversely under the effect of the middle connecting plate to push the upper positioning sliding plate to slide in the upper embedded cover until the upper positioning sliding plate is inserted into the clamping groove of the upper positioning sliding plate, the upper positioning sliding plate vertically limits the limiting inserting plate, and the upper positioning inserting plate is prevented from sliding upwards in the connection of an assembled building wallboard for civil engineering.

2. The upper positioning slide plate is clamped at the lower part of the limiting insertion plate in the lower assembly wallboard, the lower part of the upper assembly wallboard is connected with the lower assembly wallboard, the upper assembly wallboard and the lower assembly wallboard are prevented from being disconnected in the vertical direction in the connection of the assembly type building wallboards for civil engineering, the upper assembly wallboard and the lower assembly wallboard are stably and tightly connected, the positioning insertion posts are inserted into the lower assembly wallboard, the upper assembly wallboard and the two side surfaces of the lower assembly wallboard are aligned under the action of the positioning insertion posts, the upper assembly wallboard and the lower assembly wallboard are prevented from being misplaced in the connection of the assembly type building wallboards for civil engineering, the telescopic inner plate and the positioning plate are arranged into a telescopic structure, so that the positioning plate and the telescopic inner plate can conveniently penetrate through the side holes of the upper assembly wallboard and the side holes of the upper embedded cover and extend out of the upper embedded cover, the symmetrical telescopic inner plate side plates are inserted into the side plate grooves of the telescopic inner plate, the symmetrical telescopic inner plate is positioned on the positioning plate, the side surfaces of the positioning plate are attached to the upper plate of the rotating top plate, the positioning plate is positioned on the rotating top plate, the rotating angle of the rotating top plate is positioned on the rotating top plate, the rotating top plate is prevented from being rotated in the connection of the assembly type building wallboard for civil engineering, the upper assembly wallboard and the side plate is prevented from being separated from the upper assembly wallboard and the vertical assembly wallboard through the side plate for the connection of the upper assembly wallboard and the lower assembly wallboard for civil engineering, and the side assembly wallboard are prevented from being assembled and matched with the vertical assembly wallboard.

Drawings

Fig. 1 is a broken-away cross-sectional view of an upper assembled wall panel and a lower assembled wall panel according to the present utility model.

Fig. 2 is a cross-sectional view of the connection of the upper and lower assembled wall panels according to the present utility model.

Fig. 3 is a side cross-sectional view of the connection of the upper and lower assembled wall panels of the present utility model.

Fig. 4 is a side view of the upper pre-buried shield of the present utility model.

Fig. 5 is a side cross-sectional view of the lower pre-buried shield of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples:

examples

The utility model provides a civil engineering assembled building wallboard connecting device, including last assembly wallboard 01, last pre-buried cover 02, rotate roof 03, location axle 04, lantern ring 07, spacing picture peg 08, down assembly wallboard 10, down pre-buried cover 11, down pre-buried cover side cover 12, go up location slide 13, down slide 18, magnetic path 21, location post 32, the pre-buried in last assembly wallboard 01 of location post 32 upper portion, the lower assembly wallboard 10 of location post 32 lower part insertion, make under the effect of a plurality of location posts 32 go up assembly wallboard 01 and down assembly wallboard 10 both sides face and all align, prevent in the assembled building wallboard connection that civil engineering was used that last assembly wallboard 01, down assembly wallboard 10 side dislocation, go up pre-buried cover 02 upper portion inserts last assembly wallboard 01, go up assembly wallboard 01 and go up pre-buried cover 02 lower surface alignment, rotate roof 03 and insert last pre-buried cover 02, location axle 04 passes and rotates roof 03, the positioning shaft 04 rotates in the rotating top plate 03, the limiting ring sleeve 06 is sleeved on the positioning shaft 04, the inner side of the positioning shaft 04 is connected with the limiting ring sleeve 06, the side surface of the limiting ring sleeve 06 is attached to the rotating top plate 03, the limiting ring sleeve 06 is symmetrically arranged at two sides of the rotating top plate 03, two ends of the positioning shaft 04 are connected with the upper embedded cover 02, the rotating top plate 03 can rotate in the upper embedded cover 02 through the positioning shaft 04, the symmetrical limiting ring sleeve 06 can prevent the rotating top plate 03 from moving in the connection of the assembled building wallboard for civil engineering, the rotating top plate 03 can rotate by taking the positioning shaft 04 as an axis, the upper part of the rotating top plate 03 is provided with the rotating top plate upper plate 05, the lower part of the rotating top plate 03 is provided with the rotating top plate lower shaft 09, the lantern ring 07 is sleeved on the rotating top plate lower shaft 09, the lantern ring 07 rotates at the outer side of the rotating top plate lower shaft 09, the lower part of the lantern ring 07 is provided with the limiting plugboard 08, the limiting plugboard 08 is symmetrically arranged at two sides of the rotating top plate 03, the lantern ring 07 is sleeved on the lower shaft 09 of the rotating top plate, so that the lower part of the rotating top plate 03 is connected with a group of lantern rings 07, the vertical position of the lantern rings 07 in the upper embedded cover 02 is changed when the rotating top plate 03 rotates, the lantern rings 07 rotate outside the lower shaft 09 of the rotating top plate, the limiting plugboard 08 is enabled to be always vertical under the driving of the rotating top plate 03 under the action of gravity of the limiting plugboard 08, and the limiting plugboard 08 is conveniently inserted into the lower embedded cover 11 and connected with the inner part of the lower embedded cover 11.

Examples

The lower part of the lower embedded cover 11 is inserted into the lower assembled wallboard 10, the lower embedded cover 11 is aligned with the upper surface of the lower assembled wallboard 10, the lower surface of the upper assembled wallboard 01 is attached to the lower assembled wallboard 10, the two side surfaces of the upper assembled wallboard 01 and the lower assembled wallboard 10 are aligned, the upper embedded cover 02 and the lower embedded cover 11 are respectively embedded at the lower part of the upper assembled wallboard 01 and the upper part of the lower assembled wallboard 10, connecting parts are arranged in the upper embedded cover 02 and the lower embedded cover 11, the connecting parts are prevented from being directly arranged in the upper assembled wallboard 01 and the lower assembled wallboard 10 in the connection of the assembled building wallboard for civil engineering, the internal performance of the upper assembled wallboard 01 and the lower assembled wallboard 10 is damaged, the positions of the upper assembled wallboard 01 and the lower assembled wallboard 10 connected with the connecting parts are easy to break, and hide in the inside structure of wall body and not influence the roughness of wall body side, lower pre-buried cover side cover 12 connects pre-buried cover 11 down, and pre-buried cover side cover 12 is pre-buried in lower assembly wallboard 10, and spacing picture peg 08 lower part inserts pre-buried cover 11 down, go up assembly wallboard 01 and have and go up assembly wallboard side opening 24, go up pre-buried cover 02 and have and go up pre-buried cover side opening 25, go up assembly wallboard side opening 24 and go up pre-buried cover side opening 25 correspondence, flexible inner panel 29 inserts locating plate 27, flexible inner panel 29 slides in locating plate 27, flexible inner panel 29 sets up at locating plate 27 bilateral symmetry, locating plate 27 upper surface is laminated mutually with rotating roof 03, locating plate 27 side is laminated mutually with rotating roof upper plate 05.

Examples

The upper part of the positioning plate 27 is provided with a positioning plate upper convex plate 28, the side surface of the positioning plate upper convex plate 28 is attached to the upper rotating top plate 05, the positioning plate upper convex plate 28 is symmetrically arranged on two sides of the upper rotating top plate 05, the telescopic inner plate 29 is provided with a telescopic inner plate side plate 31, the upper embedded cover 02 is provided with a telescopic inner plate side plate groove 30, the telescopic inner plate side plate 31 is matched with the telescopic inner plate side plate groove 30, the telescopic inner plate side plate 31 is inserted into the telescopic inner plate side plate groove 30, the telescopic inner plate 29 and the positioning plate 27 are arranged in a telescopic structure, so that the positioning plate 27 and the telescopic inner plate 29 penetrate through the upper assembling wallboard side hole 24 and the upper embedded cover side hole 25 to be inserted into the upper embedded cover 02, the symmetrical telescopic inner plate 29 is stretched out, the telescopic inner plate 31 is inserted into the telescopic inner plate side plate groove 30, the symmetrical telescopic inner plate 29 is used for positioning the positioning plate 27, the side surface of the positioning plate 27 is attached to the upper rotating top plate 05, the positioning plate 27 is positioned on the upper rotating top plate 05, the rotating top plate 03 is further positioned on the rotating angle of the rotating top plate 03, rotation of the rotating top plate 03 is prevented from rotating in the assembled building wallboard connection for civil engineering, the upper assembling wallboard and the positioning plate 28 is connected with the middle connecting shaft 15 through the middle connecting sleeve 15, and the middle connecting shaft 15 is prevented from connecting the middle connecting plate 15 and the middle connecting plate 15 with the middle connecting shaft 15.

Examples

According to the utility model, the upper part of the middle connecting plate 14 is inserted into the upper connecting sleeve 16, the upper part of the middle connecting plate 14 slides in the upper connecting sleeve 16, the lower part of the middle connecting plate 14 is inserted into the lower connecting sleeve 17, the lower part of the middle connecting plate 14 slides in the lower connecting sleeve 17, the upper and lower ends of the middle connecting plate 14 are respectively inserted into the upper connecting sleeve 16 and the lower connecting sleeve 17, so that the upper connecting sleeve 16 and the lower connecting sleeve 17 are telescopic relative to the middle connecting plate 14, the upper positioning slide plate 13 and the lower slide plate 18 still keep vertical height in the rotating process of the middle connecting plate 14, the upper part of the upper connecting sleeve 16 is connected with the upper positioning slide plate 13 through an upper connecting shaft 20, the lower part of the lower connecting sleeve 17 is connected with the lower slide plate 18 through a lower connecting shaft 19, the lower slide plate 18 passes through the lower pre-buried cover 11, the lower slide plate 18 slides in the lower pre-buried cover 11, the upper positioning slide plate 13 passes through the lower pre-buried cover 11, the magnetic block 21 is connected with the lower pre-buried cover 11, and the side of the limiting insert plate 08 is attached to the magnetic block 21.

Examples

The lower side of the limit plugboard 08 is attached to the lower slide plate 18, the side of the limit plugboard 08 is provided with an upper positioning slide plate clamping groove 22, an upper positioning slide plate 13 is adapted to the upper positioning slide plate clamping groove 22, the upper positioning slide plate 13 is inserted into the upper positioning slide plate clamping groove 22, a guide rod 26 is connected with an upper embedded cover 02, a spring 23 is sleeved on the guide rod 26, one side of the spring 23 is connected with the upper embedded cover 02, the other end of the spring 23 is connected with an upper connecting sleeve 16, the guide rod 26 is fixed in the lower embedded cover 11, the spring 23 is sleeved on the guide rod 26, the guide rod 26 guides the spring 23, the spring 23 is prevented from bending when the spring 23 stretches and contracts in the connection of an assembled building wallboard for civil engineering, the spring 23 applies thrust to the upper connecting sleeve 16, the middle connecting plate 14 rotates clockwise under a normal state to enable the upper side of the upper connecting sleeve 16 to be attached to the side cover 12 of the lower embedded cover, the length of the lower connecting sleeve 17 pushing the lower connecting sleeve 18 to be inserted into the lower embedded cover 11 is increased, when the limit plug board 08 is inserted into the lower embedded cover 11, the side surface of the lower limit plug board 08 is attached to the magnetic block 21 under the suction force of the magnetic block 21, in the process that the limit plug board 08 moves towards the magnetic block 21, the side surface of the lower part of the limit plug board 08 and the lower connecting sleeve 18 apply thrust, so that the lower connecting sleeve 17 is pushed by the lower connecting sleeve 18, the upper connecting sleeve 16 is reversely rotated under the action of the middle connecting plate 14 to push the upper positioning slide board 13 to slide in the upper embedded cover 02 until the upper positioning slide board 13 is inserted into the upper positioning slide board clamping groove 22, the upper positioning slide board 13 vertically limits the limit plug board 08, the limit plug board 08 is prevented from sliding upwards in the connection of the assembly building wallboard for civil engineering, the upper positioning slide board 13 clamps the lower part of the limit plug board 08 in the lower assembly wallboard 10, the lower part of the upper assembly wallboard 01 is connected with the lower assembly wallboard 10, the vertical direction of the upper assembly wallboard 01 is prevented from being disconnected with the lower assembly wallboard 10 in the connection of the assembly type building wallboards for civil engineering, so that the connection of the upper assembly wallboard 01 and the lower assembly wallboard 10 is stable and compact, the device transversely positions the upper assembly wallboard 01 and the lower assembly wallboard 10 through the positioning inserting columns 32, the upper assembly wallboard 01 and the lower assembly wallboard 10 are vertically positioned through the limiting inserting plates 08 and matched components thereof, and the upper assembly wallboard 01 is prevented from being toppled over from the lower assembly wallboard 10 or blown away from the lower assembly wallboard 10 vertically in the weather of strong wind in the connection of the assembly type building wallboards for civil engineering.

The installation step comprises the following steps: the method comprises the steps of connecting an upper positioning slide plate 13 with an upper connecting sleeve 16 through an upper connecting shaft 20, connecting a lower connecting sleeve 17 with a lower connecting sleeve 18 through a lower connecting shaft 19, connecting a guide rod 26 with an upper embedded cover 02, respectively inserting the upper and lower ends of a middle connecting plate 14 into the upper connecting sleeve 16 and the lower connecting sleeve 17, respectively connecting the middle connecting plate 14 with a lower embedded cover side cover 12 through a middle connecting shaft 15, sleeving a spring 23 on the guide rod 26, passing the upper positioning slide plate 13 through a lower embedded cover 11, passing the lower connecting sleeve 18 through the upper embedded cover 02, connecting the lower embedded cover side cover 12 with the lower embedded cover 11, embedding the lower embedded cover 11 and the lower embedded cover side cover 12 on the upper part of the lower embedded cover 11, connecting a magnetic block 21 with the upper embedded cover 02, sleeving a collar 07 on a lower rotating top plate 09, sleeving a limiting collar 06 on the positioning shaft 04, connecting the inner side of the limiting collar 06 with the positioning shaft 04, enabling the side surface of the limiting collar 06 to be attached to the rotating top plate 03, inserting the rotating top plate 03 into the upper embedded cover 02, connecting the two ends of the positioning shaft 04 with the upper embedded cover 02, assembling the upper embedded cover 02, and enabling the upper embedded cover 01 to be assembled with the upper embedded cover 25 to correspond to the upper embedded cover 25.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. The utility model provides a civil engineering assembled building wallboard connecting device, which is characterized by including last assembly wallboard (01), last pre-buried cover (02), rotate roof (03), locating shaft (04), lantern ring (07), spacing picture peg (08), down assembly wallboard (10), pre-buried cover down (11), pre-buried cover side cover down (12), go up locating slide (13), lower slide (18), magnetic path (21), location inserted post (32) upper portion is pre-buried in last assembly wallboard (01), and lower assembly wallboard (10) are inserted to location inserted post (32) lower part, go up pre-buried cover (02) upper portion and insert on assembly wallboard (01), go up assembly wallboard (01) and last pre-buried cover (02) lower surface alignment, rotate roof (03) and insert on pre-buried cover (02), locating shaft (04) pass rotate roof (03), locating shaft (04) rotate in rotate roof (03), spacing collar (06) cover is on locating shaft (04), spacing collar (06) are connected to locating shaft (04) inboard, spacing collar (06) side and rotate and laminate with rotating roof (03) both sides, locating collar (06) are connected at both sides (03) symmetry, the upper portion of the rotating top plate (03) is provided with a rotating top plate upper plate (05), the lower portion of the rotating top plate (03) is provided with a rotating top plate lower shaft (09), the collar (07) is sleeved on the rotating top plate lower shaft (09), the collar (07) rotates outside the rotating top plate lower shaft (09), the lower portion of the collar (07) is provided with a limiting inserting plate (08), and the limiting inserting plates (08) are symmetrically arranged on two sides of the rotating top plate (03).

2. The connection device for building wallboards in civil engineering assembled type according to claim 1, wherein the lower portion of the lower embedded cover (11) is inserted into the lower assembled wallboard (10), the lower embedded cover (11) is aligned with the upper surface of the lower assembled wallboard (10), the lower surface of the upper assembled wallboard (01) is attached to the lower assembled wallboard (10), the upper assembled wallboard (01) and the two sides of the lower assembled wallboard (10) are aligned, the lower embedded cover side cover (12) is connected with the lower embedded cover (11), the lower embedded cover side cover (12) is embedded in the lower assembled wallboard (10), the limit insert plate (08) is inserted into the lower embedded cover (11), the upper assembled wallboard (01) is provided with an upper assembled wallboard side hole (24), the upper embedded cover (02) is provided with an upper embedded cover side hole (25), the upper assembled side hole (24) corresponds to the upper embedded side hole (25), the telescopic inner plate (29) is inserted into the positioning plate (27), the telescopic inner plate (29) slides in the positioning plate (27), the telescopic inner plate (29) is symmetrically arranged on the two sides of the positioning plate (27), and the positioning plate (27) is attached to the upper surface of the upper rotating plate (03) and the upper rotating plate (03) is attached to the upper top plate (05).

3. The connection device for the building wallboard of the civil engineering fabricated structure according to claim 2, wherein the upper part of the positioning plate (27) is provided with a positioning plate upper protruding plate (28), the side surface of the positioning plate upper protruding plate (28) is attached to the upper rotating top plate (05), the positioning plate upper protruding plate (28) is symmetrically arranged on two sides of the upper rotating top plate (05), the telescopic inner plate (29) is provided with a telescopic inner plate side plate (31), the upper pre-buried cover (02) is provided with a telescopic inner plate side plate groove (30), the telescopic inner plate side plate (31) is matched with the telescopic inner plate side plate groove (30), the telescopic inner plate side plate (31) is inserted into the telescopic inner plate side plate groove (30), the middle connecting plate (14) is connected with the lower pre-buried cover side cover (12) through a middle connecting shaft (15), and the middle connecting shaft (15) rotates in the middle connecting plate (14).

4. The connection device for the civil engineering fabricated building wallboard according to claim 3, wherein the upper part of the middle connecting plate (14) is inserted into the upper connecting sleeve (16), the upper part of the middle connecting plate (14) slides in the upper connecting sleeve (16), the lower part of the middle connecting plate (14) is inserted into the lower connecting sleeve (17), the lower part of the middle connecting plate (14) slides in the lower connecting sleeve (17), the upper part of the upper connecting sleeve (16) is connected with the upper positioning slide plate (13) through the upper connecting shaft (20), the lower part of the lower connecting sleeve (17) is connected with the lower slide plate (18) through the lower connecting shaft (19), the lower slide plate (18) passes through the lower embedded cover (11), the lower slide plate (18) slides in the lower embedded cover (11), the upper positioning slide plate (13) slides in the lower embedded cover (11), the magnetic block (21) is connected with the lower embedded cover (11), and the side surface of the limiting insert plate (08) is attached to the magnetic block (21).

5. The connection device for the civil engineering fabricated building wallboard according to claim 4, wherein the side surface of the lower part of the limiting plug board (08) is attached to the lower sliding plate (18), the side surface of the limiting plug board (08) is provided with an upper positioning sliding plate clamping groove (22), the upper positioning sliding plate (13) is adapted to the upper positioning sliding plate clamping groove (22), the upper positioning sliding plate (13) is inserted into the upper positioning sliding plate clamping groove (22), the guide rod (26) is connected with an upper pre-buried cover (02), the spring (23) is sleeved on the guide rod (26), one side of the spring (23) is connected with the upper pre-buried cover (02), and the other end of the spring (23) is connected with the upper connecting sleeve (16).