CN219365266U - PCF board bolted connection structure - Google Patents

Abstract

The utility model relates to the technical field of building construction, in particular to a PCF (cement concrete) board bolt connection structure, which comprises the following technical scheme: fixing base, first splint, first adjustment tank and second splint, the both sides slidable mounting of fixing base have first splint, and the fixing base both sides sliding connection of first splint bottom has the second splint, and movable mounting has the bolt pole between first adjustment tank and the second adjustment tank, and the bottom screw thread of bolt pole installs the nut, and the top fixed mounting of nut has spacing post, and the fixed slot has been seted up in the outside of first splint. According to the utility model, through the mutual matching of the fixing groove, the inner hexagon bolt and the bolt hole, the nut can be locked by the inner hexagon bolt, the nut is not easy to rotate, and through the mutual matching of the limiting column and the limiting hole, the nut can be limited by clamping without using tools such as an additional wrench, and the mounting speed of the PCF plate is effectively improved.

Description

PCF board bolted connection structure

Technical Field

The utility model relates to the technical field of building construction, in particular to a PCF (cement concrete) board bolt connection structure.

Background

Along with the continuous development of the building industry, more and more buildings are built, the assembled building is a popular novel building, PCF boards are generally used for the assembled building, namely prefabricated assembled external wall boards, are non-bearing precast concrete external wall boards which are arranged on a main structure and play roles in enclosure and decoration.

In the PCF board assembly process, a bolt connection structure is generally required to be used for connecting PCF boards, but the PCF boards are fastened by simply matching bolts with reserved bolt holes on the PCF boards, so that unstable connection is easy to cause, and falling off occurs. According to the utility model, the connecting angle steel is fastened through the nut, the wall reserved bolt and the plate reserved bolt, so that the reinforcing effect is ensured, the mold expansion is avoided, meanwhile, the double reinforcing measures of opposite-pull bolt reinforcing are adopted, the problem of loose reinforcing of the PCF plate is avoided, and the construction is convenient.

However, the PCF board bolt connection structure with a similar structure to the above patent technology has the defects in practical use, because the PCF board after fixing can vibrate and the like in the use process, the bolt is easy to loosen, and the bolt is easy to fall off, meanwhile, when the bolt is used, the nut and the nut are required to be matched and fastened, when the nut is required to be fixed by using an additional wrench and other tools, and when the wrench tool is used for rotating the nut to realize fastening, the operation is more troublesome, so that the PCF board bolt connection structure needs to be designed.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to solve the technical problems that: in the process of implementation, when the reinforcement cage of different diameters is welded, the adjustment reinforcement interval is comparatively troublesome, reduces the problem of efficiency of construction.

The utility model adopts the following technical scheme:

the utility model provides a PCF board bolted connection structure, includes fixing base, first splint, first adjustment tank and second splint, the both sides slidable mounting of fixing base has first splint, the fixing base both sides sliding connection of first splint bottom has the second splint, movable mounting has the bolt pole between first adjustment tank and the second adjustment tank, the bottom screw thread of bolt pole installs the nut, the top fixed mounting of nut has spacing post, the fixed slot has been seted up in the outside of first splint, hexagon socket head cap screw is installed to the internal thread of fixed slot.

Through inserting the one end of PCF board between first splint and the second splint, insert the bolt pole simultaneously in the mounting hole of reserving on the PCF board, drive the bolt pole and rotate, make the bolt pole can cooperate with the nut, drive first splint and second splint and fold, can conveniently press from both sides the junction to the PCF board.

Preferably, the fixing seat and the first clamping plate are slidably mounted through the first sliding block, the fixing seat and the second clamping plate are slidably mounted through the second sliding block, movable grooves matched with the first sliding block and the second sliding block are formed in two sides of the fixing seat, and when the first clamping plate and the second clamping plate are folded and moved, the first sliding block and the second sliding block can slide along the movable grooves.

Preferably, the top fixedly connected with of bolt pole is with hexagon socket head cap screw corresponding nut, and the inside of fixed slot has been seted up and is rotated with hexagon socket head cap screw complex bolt hole, drives the nut through using instrument such as spanner, can drive the bolt pole in step and rotate, through installing hexagon socket head cap screw in the bolt hole, can make hexagon socket head cap screw's one end conflict in one side of nut, can conveniently lock the nut, makes the difficult emergence rotation of nut.

Preferably, the bottom fixed mounting of first splint has first anti-skidding tooth, and the top fixedly connected with of second splint corresponds with first anti-skidding tooth, when contacting with the PCF board through first splint, can utilize first anti-skidding tooth to improve the frictional force between PCF board and the first splint, and cooperation second anti-skidding tooth can improve the frictional force between PCF board and the second splint simultaneously, makes it can be comparatively stable fasten the PCF board, the difficult condition that takes place the pine and take off.

Preferably, the second adjusting groove corresponding to the bolt rod is formed in the top of the second clamping plate, and the limiting hole corresponding to the limiting column is formed in the second clamping plate outside the second adjusting groove, and the nut can be conveniently limited by inserting the limiting column into the limiting hole.

Preferably, the top of first splint has seted up first adjustment tank, and first adjustment tank corresponds with the bolt pole, utilizes first adjustment tank and second adjustment tank can conveniently adjust the mounted position of bolt pole, can conveniently adjust according to the mounting hole of reserving on the PCF board, has improved application scope.

Compared with the prior art, the utility model has the beneficial effects that:

1. through being provided with the fixed slot, mutually supporting between hexagon socket head cap screw and the bolt hole, can install hexagon socket head cap screw thread in the position that corresponds with the nut through the interior bolt hole, through contradicting the one end of hexagon socket head cap screw in one side of nut, can lock the nut, can make the nut be difficult for taking place to rotate, make the PCF board be difficult for taking place to shake the condition that leads to the pine to take off in the in-process of using.

2. Through being provided with the spacing post and spacing downthehole mutually supporting between the hole, can be through inserting spacing post in the spacing hole, utilize spacing hole to the spacing effect of spacing post, can make the nut can not take place to rotate, when can making bolt pole and nut carry out the screw thread installation, need not to use tools such as extra spanner to hold the nut spacing, the effectual installation rate that has improved the PCF board.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic sectional view of a fixing base of the present utility model;

FIG. 3 is a schematic view of a second clamping plate according to the present utility model;

fig. 4 is a schematic bottom view of the first clamping plate of the present utility model.

In the figure: 1. a fixing seat; 101. a movable groove; 2. a first clamping plate; 201. a first adjustment tank; 202. a fixing groove; 203. bolt holes; 204. a first slider; 205. a first anti-slip tooth; 3. a second clamping plate; 301. a second regulating groove; 302. a second anti-slip tooth; 303. a limiting hole; 304. a second slider; 4. a bolt rod; 401. a screw cap; 402. a nut; 403. a limit column; 5. an inner hexagon bolt.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the PCF board bolt connection structure provided by the utility model comprises a fixing seat 1, a first clamping plate 2, a first adjusting groove 201 and a second clamping plate 3, wherein the first clamping plate 2 is slidably arranged on two sides of the fixing seat 1 at the bottom of the first clamping plate 2, the second clamping plate 3 is slidably connected on two sides of the fixing seat 1, a bolt rod 4 is movably arranged between the first adjusting groove 201 and the second adjusting groove 301, a nut 402 is arranged at the bottom of the bolt rod 4 in a threaded manner, a limit post 403 is fixedly arranged at the top of the nut 402, a fixing groove 202 is arranged at the outer side of the first clamping plate 2, an inner hexagon bolt 5 is arranged at the inner thread of the fixing groove 202, a nut 401 corresponding to the inner hexagon bolt 5 is fixedly connected at the top of the bolt rod 4, a second adjusting groove 301 corresponding to the bolt rod 4 is arranged at the top of the second clamping plate 3, a limit hole 303 corresponding to the limit post 403 is arranged on the second clamping plate 3 at the outer side of the second adjusting groove 301, a limit post 403 is arranged at the top of the first adjusting groove 201 corresponding to the first adjusting groove 201.

The working principle of the PCF board bolt connection structure based on the embodiment 1 is as follows: through inserting the one end of PCF board between first splint 2 and the second splint 3, insert first adjustment tank 201 and second adjustment tank 301 with the bolt shank 4, simultaneously insert the installation hole of reserving on the PCF board with the bolt shank 4 in, utilize first adjustment tank 201 and second adjustment tank 301 can conveniently adjust the mounted position of bolt shank 4, can conveniently adjust according to the installation hole of reserving on the PCF board, improved application scope, through inserting spacing post 403 in spacing hole 303, can conveniently carry out spacing to nut 402, drive nut 401 through using instruments such as spanner and rotate, can drive bolt shank 4 in step and rotate, make bolt shank 4 can fold with nut 402 cooperation, drive first splint 2 and second splint 3, can conveniently press from both sides the junction of PCF board, through installing hexagon socket head cap screw 5 in bolt hole 203, can make the one end of hexagon socket head cap screw 5 conflict in one side of nut 401, can conveniently lock nut 401, make nut 401 be difficult for producing rotation, can avoid not hard up the board that causes to drop.

Example two

As shown in fig. 1, 2, 3 and 4, the PCF board bolting structure according to the present utility model further includes: the fixed seat 1 and the first clamping plate 2 are slidably mounted through the first sliding block 204, the fixed seat 1 and the second clamping plate 3 are slidably mounted through the second sliding block 304, movable grooves 101 matched with the first sliding block 204 and the second sliding block 304 are formed in two sides of the fixed seat 1, first anti-slip teeth 205 are fixedly mounted at the bottom of the first clamping plate 2, and second anti-slip teeth 302 corresponding to the first anti-slip teeth 205 are fixedly connected to the top of the second clamping plate 3.

In this embodiment, as shown in fig. 2, when the first clamping plate 2 and the second clamping plate 3 are folded and moved, the first sliding block 204 and the second sliding block 304 can slide along the movable slot 101; as shown in fig. 4, when the first clamping plate 2 contacts with the PCF plate, the friction force between the PCF plate and the first clamping plate 2 can be improved by using the first anti-slip teeth 205, and meanwhile, the friction force between the PCF plate and the second clamping plate 3 can be improved by matching with the second anti-slip teeth 302, so that the PCF plate can be fastened more stably, and the situation of loosening is not easy to occur.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (6)

1. The utility model provides a PCF board bolted connection structure, includes fixing base (1), first splint (2), first adjustment tank (201) and second splint (3), its characterized in that: the two sides of the fixing seat (1) are slidably provided with a first clamping plate (2), two sides of the fixing seat (1) at the bottom of the first clamping plate (2) are slidably connected with a second clamping plate (3), a bolt rod (4) is movably arranged between the first adjusting groove (201) and the second adjusting groove (301), a nut (402) is arranged at the bottom of the bolt rod (4) in a threaded manner, a limit column (403) is fixedly arranged at the top of the nut (402), a fixing groove (202) is formed in the outer side of the first clamping plate (2), and an inner hexagon bolt (5) is arranged in the fixing groove (202) in a threaded manner.

2. The PCF board bolting structure according to claim 1, wherein: the fixing seat (1) and the first clamping plate (2) are slidably mounted through the first sliding block (204), the fixing seat (1) and the second clamping plate (3) are slidably mounted through the second sliding block (304), and movable grooves (101) matched with the first sliding block (204) and the second sliding block (304) are formed in two sides of the fixing seat (1).

3. The PCF panel bolting structure according to claim 1 or 2, wherein: the top of the bolt rod (4) is fixedly connected with a nut (401) corresponding to the inner hexagon bolt (5), and a bolt hole (203) matched with the inner hexagon bolt (5) is formed in the fixing groove (202).

4. A PCF board bolting structure according to claim 3, wherein: the bottom of first splint (2) fixed mounting has first anti-skidding tooth (205), and the top fixedly connected with of second splint (3) is connected with second anti-skidding tooth (302) that corresponds with first anti-skidding tooth (205).

5. The PCF board bolting structure according to claim 1, wherein: a second adjusting groove (301) corresponding to the bolt rod (4) is formed in the top of the second clamping plate (3), and a limiting hole (303) corresponding to the limiting column (403) is formed in the second clamping plate (3) outside the second adjusting groove (301).

6. The PCF board bolting structure according to claim 1, wherein: a first adjusting groove (201) is formed in the top of the first clamping plate (2), and the first adjusting groove (201) corresponds to the bolt rod (4).