CN221546378U - Limiting condition template pull rod fastening device - Google Patents

Abstract

The utility model relates to the technical field of building construction and discloses a limiting condition template pull rod fastening device which comprises a contact block, wherein a supporting frame is fixedly connected to the top end of the outer wall of the contact block, a supporting plate is connected to the inner side wall of the supporting frame in a sliding manner, a through hole is formed in the surface of the supporting plate, a fixing column is contacted with the inner wall of the through hole, two groups of fixing rings are fixedly connected to the surface of the fixing column, a handle is fixedly connected to one end, far away from the fixing rings, of the fixing column, a sliding column is connected to the inner wall of the fixing column in a sliding manner, a handle is fixedly connected to the surface of the sliding column, and the handle is clamped on the surface of the fixing column through a limiting mechanism. According to the utility model, when the bolts to be fastened are deeper and the manual operation is not good, the sliding column can be pushed by the handle to extend outwards on the inner wall of the fixed column, so that the bolts are fastened, the practicability is improved, and the positions of the bolts can be adjusted according to the bolts with different depths.

Description

Limiting condition template pull rod fastening device

Technical Field

The utility model relates to the technical field of building construction, in particular to a limiting condition template pull rod fastening device.

Background

The building is a plane or space system which is formed by connecting a plurality of components, namely units such as beams, plates, columns and the like which form the structure, and the building structure can be divided into a concrete structure, a masonry structure, a steel structure, a light steel structure, a wood structure, a combined structure and the like according to different building materials.

The building module is prefabricated in the mill, then transported to the construction site for assembly, and the building module needs to be provided with a fastening device during installation, so that the module is installed and fixed, and the fastening devices of the building module in the market are various.

Most of the existing fastening devices are formed by integrally pouring the sleeve into butt joint with bolts to be fastened through inserting steel pipes, so that the sleeve is rotated to fasten the bolts, the length of the existing fastening devices is large, when the bolts deeper than the bolts in some modules are fastened, the existing fastening devices cannot be adjusted, so that the existing fastening devices are inconvenient to use, when the bolts higher than the existing fastening devices are fastened, the existing fastening devices cannot be adjusted according to the length due to the integrally poured bolts, and therefore a user is required to use a cushion block at the bottom to heighten the bolts, the base is easy to be unstable, and the use is inconvenient.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a limiting condition template pull rod fastening device, which solves the problems that the height and the length of the integrated pouring device cannot be extended due to the integral pouring in the prior art, and the use is relatively troublesome and inconvenient.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a limited condition template pull rod fastener, includes the contact block, the top fixedly connected with support frame of contact block outer wall, the inboard lateral wall sliding connection of support frame has the backup pad, the through-hole has been seted up on the surface of backup pad, the inner wall contact of through-hole has the fixed column, the fixed column's of fixed column fixed surface are connected with two sets of solid fixed rings, the fixed column is kept away from the one end fixedly connected with handle of solid fixed ring, the inner wall sliding connection of fixed column has the slip post, the fixed surface of slip post is connected with the handle, the handle passes through stop gear joint at the surface of fixed column.

Preferably, the bottom of backup pad outer wall is provided with elevating system, elevating system includes two-way threaded rod, the surface threaded connection of two-way threaded rod has the slider, the top of slider outer wall articulates there is the connecting rod.

Preferably, the limiting mechanism comprises an inserting block, and the inserting block is elastically connected to the inner wall of the handle through a limiting spring.

Preferably, one end of the limiting spring is fixedly connected to the top end of the inner side wall of the handle, and the other end of the limiting spring is fixedly connected to the top end of the outer wall of the insert block.

Preferably, the insert is slidably connected to the inner wall of the handle, and the handle penetrates through and is slidably connected to the inner wall of the fixing column.

Preferably, a plurality of groups of empty slots are formed in the surface of the fixing column, and the insert blocks are inserted into the empty slots.

Preferably, the bidirectional threaded rod is rotatably connected to the inner wall of the support frame.

Preferably, the slider sliding connection is in the bottom of support frame inner wall, the one end that the slider was kept away from to the connecting rod articulates in the bottom of backup pad outer wall.

The utility model has the following beneficial effects:

1. According to the utility model, through the mutual matching of the sliding column, the fixed column and the handle, when the bolt to be fastened is deeper and the manual operation is not good, the handle can be used for pushing the sliding column to extend outwards on the inner wall of the fixed column so as to contact with the bolt, so that the bolt is fastened, the practicability is improved, and the position of the bolt can be adjusted according to bolts with different depths.

2. According to the utility model, through the mutual matching of the bidirectional threaded rod, the connecting rod and the supporting plate, when a plurality of higher bolts are dismounted, the bidirectional threaded rod can be rotated to enable the supporting plate to extend outwards on the inner wall of the supporting frame, so that the supporting plate is adjusted according to the bolts with different heights, no manual work is needed to carry out cushion block on the bottom, and the use is more convenient and quicker.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a fixing column according to the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

Fig. 4 is a schematic cross-sectional view of a support frame according to the present utility model.

Legend description:

1. A contact block; 2. a support frame; 3. a support plate; 4. fixing the column; 5. a fixing ring; 6. a handle; 7. a sliding column; 8. a handle; 9. a limit spring; 10. inserting blocks; 11. a two-way threaded rod; 12. a slide block; 13. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model provides a limited condition template pull rod fastening device, which comprises a contact block 1, wherein the top end of the outer wall of the contact block 1 is fixedly connected with a support frame 2, the inner side wall of the support frame 2 is slidably connected with a support plate 3, and when different templates are fastened by rotating bolts through arranging the support plate 3, the extension of the support plate 3 can be adjusted according to different heights.

Referring to fig. 4, the bottom of the outer wall of the supporting plate 3 is provided with a lifting mechanism, the lifting mechanism comprises a bidirectional threaded rod 11, the surface of the bidirectional threaded rod 11 is provided with forward and reverse threads, the bidirectional threaded rod 11 rotates by rotating the bidirectional threaded rod 11, so that two groups of sliders 12 on the surface of the bidirectional threaded rod can be mutually close to or far away from each other, the bidirectional threaded rod 11 is rotationally connected to the inner wall of the supporting plate 2, the bidirectional threaded rod 11 can only rotate on the inner wall of the supporting plate 2 and cannot be separated from the inner wall of the supporting plate, the surface of the bidirectional threaded rod 11 is in threaded connection with the sliders 12, the top end of the outer wall of the sliders 12 is hinged with a connecting rod 13, the sliders 12 are slidably connected to the bottom of the inner wall of the supporting plate 2, when the sliders 12 are driven to rotate by the bidirectional threaded rod 11, one ends of the connecting rods 13 far away from the sliders 12 are hinged to the bottom of the outer wall of the supporting plate 3, and the two groups of sliders 12 are mutually close to or far away from each other, so that the connecting rod 13 is driven to move along the sliders to move upwards or downwards on the inner wall of the supporting plate 2.

Referring to fig. 1-3, a through hole is formed in the surface of the support plate 3, the inner wall of the through hole is contacted with the fixing column 4, a plurality of groups of empty slots are formed in the surface of the fixing column 4, the insertion block 10 is inserted into the empty slots, and the insertion block 10 is inserted into the empty slots, so that the sliding column 7 is fixed at the position where the inner wall of the fixing column 4 extends outwards, the sliding column 7 is adjusted according to the actual use environment and fixed at a plurality of positions, two groups of fixing rings 5 are fixedly connected to the surface of the fixing column 4, the two groups of fixing rings 5 enable the fixing column 4 to shake only on the inner wall of the support plate 3 and not separate from the inner wall of the fixing column 4, a handle 6 is fixedly connected to one end of the fixing column 4 far from the fixing rings 5, a plurality of groups of reinforcing ribs are arranged on the surface of the handle 6, the sleeve is inserted into the surface of the reinforcing ribs, the fixing column 4 and the sliding column 7 are rotated, so that the bolt is fastened, the inner wall of the fixing column 4 is slidably connected with the sliding column 7, and the front end of the sliding column 7 is provided with internal hexagonal threads corresponding to the bolt where the template is required to be fastened.

Referring to fig. 2 and 3, a handle 8 is fixedly connected to the surface of the sliding column 7, an insert 10 is slidably connected to the inner wall of the handle 8, the handle 8 penetrates through and is slidably connected to the inner wall of the fixing column 4, and guide grooves which are matched with two sides of the handle 8 are formed in the surface of the fixing column 4, so that the handle 8 can move back and forth on the inner wall of the guide grooves, and the handle 8 is clamped on the surface of the fixing column 4 through a limiting mechanism.

Referring to fig. 3, the limiting mechanism includes an insert 10, the insert 10 is elastically connected to the inner wall of the handle 8 through a limiting spring 9, one end of the limiting spring 9 is fixedly connected to the top end of the inner side wall of the handle 8, the other end of the limiting spring 9 is fixedly connected to the top end of the outer wall of the insert 10, when the position of the sliding column 7 needs to be moved for adjustment, the sliding column 7 is pushed to move through the handle 8 by grasping the handle 8 and pressing the insert 10 to move on the inner wall of the handle 8, and when the sliding column 7 is adjusted to a proper position, the insert 10 is released and can be subjected to the elastic action of the limiting spring 9 to restore to the initial position, so that the insert is inserted into an empty slot at the current position of the fixed column 4, and the position after the sliding column 7 moves is fixed.

Working principle: when the bolt and the nut on the template are fastened, firstly, the device is placed on the ground, the height of the supporting plate 3 is adjusted according to the height of the fastening bolt required at this time, the rotating wheel on the surface of the bidirectional threaded rod 11 is grasped to rotate the bidirectional threaded rod 11 to enable the bidirectional threaded rod 11 to rotate, when the bidirectional threaded rod is rotated, the positive rotation and the screw threads arranged on the surface of the bidirectional threaded rod can drive the two groups of sliding blocks 12 to be mutually closed, at this time, the two groups of connecting rods 13 can also be mutually closed, so that the sliding blocks 12 can jack the supporting plate 3 upwards on the inner wall of the supporting frame 2 through the connecting rods 13 when moving, the height of the supporting plate is adjusted, and after the adjustment, the rotating wheel is loosened to enable the bidirectional threaded rod 11 to stop rotating, and at this time, the supporting plate 3 can be fixed at the current position because of self-locking property of the bidirectional threaded rod 11.

When the adjustment is finished according to the height of the bolt, the installation positions of the individual bolts can be hidden, when the length is limited, the pull handle 8 can be grasped, the insert block 10 is pressed to move on the inner wall of the insert block, the limiting spring 9 is elastically compressed at the moment to enable the bottom end of the insert block to be separated from the through hole on the surface of the fixed column 4, the pull handle 8 is moved in the linear guide groove on the surface of the fixed column 4 at the moment, the sliding column 7 is driven to extend outwards on the surface of the fixed column 4, when the position of the sliding column 7 is adjusted according to the depth of the bolt, the insert block 10 is loosened, the insert block is elastically acted by the limiting spring 9 to restore the original stable position, and is inserted into the through hole on the current position of the fixed column 4, so that the position of the sliding column 7 is fixed, and at the moment, the sleeve steel pipe is inserted into the corresponding reinforcing rib of the handle 6 to drive the fixed column 4 and the sliding column 7 to rotate, and the bolt of the template is fastened.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. A constrained-condition formwork tie bar fastening device comprising a contact block (1), characterized in that: the top fixedly connected with support frame (2) of contact block (1) outer wall, the inboard lateral wall sliding connection of support frame (2) has backup pad (3), the through-hole has been seted up on the surface of backup pad (3), the inner wall contact of through-hole has fixed column (4), the fixed surface of fixed column (4) is connected with two sets of solid fixed ring (5), the one end fixedly connected with handle (6) of solid fixed ring (5) are kept away from to fixed column (4), the inner wall sliding connection of fixed column (4) has sliding column (7), the fixed surface of sliding column (7) is connected with handle (8), handle (8) pass through stop gear joint at the surface of fixed column (4).

2. A constrained-condition formwork tie bar fastening device as claimed in claim 1, wherein: the lifting mechanism is arranged at the bottom end of the outer wall of the supporting plate (3), the lifting mechanism comprises a bidirectional threaded rod (11), a sliding block (12) is connected to the surface of the bidirectional threaded rod (11) in a threaded mode, and a connecting rod (13) is hinged to the top end of the outer wall of the sliding block (12).

3. A constrained-condition formwork tie bar fastening device as claimed in claim 1, wherein: the limiting mechanism comprises an inserting block (10), and the inserting block (10) is elastically connected to the inner wall of the handle (8) through a limiting spring (9).

4. A constrained-condition formwork tie bar fastening device as claimed in claim 3, wherein: one end of the limiting spring (9) is fixedly connected to the top end of the inner side wall of the handle (8), and the other end of the limiting spring (9) is fixedly connected to the top end of the outer wall of the insertion block (10).

5. A constrained-condition formwork tie bar fastening device as claimed in claim 3, wherein: the insert block (10) is slidably connected to the inner wall of the handle (8), and the handle (8) penetrates through and is slidably connected to the inner wall of the fixing column (4).

6. A constrained-condition formwork tie bar fastening device as claimed in claim 3, wherein: a plurality of groups of empty slots are formed in the surface of the fixed column (4), and the inserting blocks (10) are inserted into the empty slots.

7. A constrained-condition formwork tie bar fastening device as claimed in claim 2, wherein: the bidirectional threaded rod (11) is rotatably connected to the inner wall of the supporting frame (2).

8. A constrained-condition formwork tie bar fastening device as claimed in claim 2, wherein: the sliding block (12) is slidably connected to the bottom end of the inner wall of the supporting frame (2), and one end, far away from the sliding block (12), of the connecting rod (13) is hinged to the bottom end of the outer wall of the supporting plate (3).