CN217232742U

CN217232742U - Locking device of stair template for building construction

Info

Publication number: CN217232742U
Application number: CN202220557096.1U
Authority: CN
Inventors: 陈逸; 旷诗洁; 李红喜
Original assignee: Hunan No6 Engineering Co Ltd
Current assignee: Hunan No6 Engineering Co Ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-08-19
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a locking device of stair template for construction belongs to template locking device field. The utility model discloses a locking device of stair template for construction, including expansion bracket and end connection and suppression device, the both ends of expansion bracket are the hinged joint respectively has end connection, and the termination department hinge of downside is connected with the suppression device on the expansion bracket. The utility model provides a current retaining member list setting, need install one by one during the use, elasticity and position interval when influence work efficiency and installation need artificial control, it is different to the application pressure of stair template to cause the retaining member in the different positions easily, the problem of certain influence is caused to the use of stair template, through the suppression device of expansion bracket connection longitudinal symmetry distribution, can adjust the clamping distance of suppression device, realize multiunit suppression device simultaneous working, conveniently realize whole locking to the stair template, do not need single installation, high work efficiency.

Description

Locking device of stair template for building construction

Technical Field

The utility model relates to a template locking technical field, more specifically the theory that says so relates to a locking device of stair template for construction.

Background

The traditional method of stair tread template adopts template, square timber to directly closely assemble with iron nail and stair curb plate nail, and every stair need the repeated preparation installation, and in the construction of these current stairs, need the iron nail to fix, this kind of mode, when dismantling the template and inconvenient, and the template after fixing through the iron nail is inconvenient reuse, has wasted the material.

Chinese patent CN209066866U discloses a concrete stair construction device, in particular to a rapid assembly and disassembly tool type closed stair template structure, which comprises a square timber, a bottom template and side plates, wherein a locking part is arranged between each side plate and the bottom template, a plurality of pedal groups are arranged between the two side plates, each pedal group comprises a panel and a baffle, the two adjacent pedal groups are vertically arranged, a fastening part is arranged between the two side walls, the bottom template is placed on the square timber, the side plates are placed on the two sides of the upper surface of the bottom template, the side plates and the bottom template are locked by the locking parts, the pedal groups are arranged between the two side plates, the panels and the baffles are vertically arranged, the pedal groups are clamped between the two side plates by the fastening parts, the side plates and the bottom template are locked by the locking parts and the fastening parts, and the side plates and the pedal groups are fastened between the two side plates, need not fix through the iron nail, improved the used repeatedly to various templates for the installation effectiveness to the template.

Although this application solves the problems in the background art to some extent, the following problems exist in this application: 1. the stair template is fixed through the locking parts, the locking parts are arranged singly, and the stair template is required to be installed one by one when in use, so that the working efficiency is influenced; 2. elasticity and position interval during installation need artificial control, cause the retaining member in different positions to be different to stair template's applied pressure easily, cause certain influence to stair template's use.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome among the prior art stair template and pass through the retaining member fixed, the retaining member sets up singly, needs to install one by one during the use, elasticity and position interval when influencing work efficiency and installation need artificial control, cause the retaining member in the different positions to be different to stair template's the application of pressure easily, cause the not enough of certain influence to the use of stair template, provide a locking device of stair template for construction to it is not enough above the solution.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a locking device of stair template for construction, including expansion bracket and end connection spare and suppression device, the both ends of expansion bracket are hinged respectively has end connection spare, and the termination department of downside hinges on the expansion bracket and is connected with the suppression device, end connection spare includes first control lever and second control lever, and first control lever and second control lever hinge connect, and just first control lever and second control lever respectively with one end hinge connection of expansion bracket, the suppression device includes articulated shaft, extension axle, connecting axle and prism briquetting, articulated shaft and expansion bracket hinge connection, the one end of articulated shaft with extend axle fixed connection, the one end fixedly connected with connecting axle of extension axle, connecting axle and connecting axle prism briquetting swing joint.

Preferably, one end of the first control rod, which is far away from the telescopic frame, is fixedly connected with a protruding block, and a movable round hole is formed in the protruding block.

Preferably, a limiting ring is arranged on the side wall of one end, far away from the telescopic frame, of the second control rod, and the limiting ring penetrates through the movable circular hole.

Preferably, the circle center position of the limiting ring is located on the circle center line of the hinged position of the first control rod and the second control rod, an external thread is formed in the limiting ring, and a locking spiral ring is meshed with the external thread.

Preferably, a limiting sliding groove is formed in the connecting shaft and is movably connected with the prismatic pressing piece.

Preferably, a rotating groove is formed in one end of the prismatic pressing piece and is sleeved with the connecting shaft, and a limiting sliding block is fixedly connected to the inner wall of the rotating groove and is movably connected with the limiting sliding groove.

Preferably, the prismatic pressing piece is provided with a pressing surface, the pressing surface is connected with an anti-skid rubber pad, and the anti-skid rubber pads on different pressing surfaces have different thicknesses.

Preferably, a through hole is formed in the hinged position of the first control rod and the second control rod, a threaded rod is connected in the through hole in a penetrating mode, and locking nuts are arranged at two ends of the threaded rod.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the locking device of the stair template for building construction, provided by the utility model, is connected with the pressing devices which are symmetrically distributed up and down through the expansion bracket, controls the stretching position of the expansion bracket, can adjust the clamping distance of the pressing devices, realizes the simultaneous working of a plurality of groups of pressing devices, is convenient for realizing the integral locking of the stair template, does not need to be installed singly, has high working efficiency, can be integrally folded when not used, and is convenient for storage;

(2) the utility model discloses a locking device of stair template for building construction, the both ends of expansion bracket are provided with first control lever and second control lever, realize the locking to the expansion bracket through first control lever and second control lever, and first control lever and second control lever are provided with two sets, prevent the expansion bracket deformation, guarantee that the suppression power of prism pressfitting to stair template is more even;

(3) the utility model discloses a locking device of stair template for building construction, connecting axle and prismatic presswork swing joint, prismatic presswork be rotatable structure, are provided with the suppression face on the prismatic presswork, are connected with anti-skidding rubber pad on the suppression face, and the anti-skidding rubber pad thickness on the suppression face of difference is different, can select according to different stair templates in the in-service use, selects the anti-skidding rubber pad of different thickness for use to satisfy different stair template shape needs, easy regulation and control;

(4) the utility model discloses a locking device of stair template for construction through increasing the threaded rod structure, can connect multiunit locking device, and the convenience is realized fixedly to whole stair template.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a view of the first control lever structure of the present invention;

FIG. 3 is a second control lever structure diagram of the present invention;

FIG. 4 is a structural view of a pressing device according to the present invention;

fig. 5 is a diagram of a second embodiment of the present invention.

In the figure: 1. a telescopic frame; 2. an end connector; 21. a first control lever; 211. a protruding block; 22. a second control lever; 221. a limiting ring; 222. locking the spiral coil; 3. a pressing device; 31. hinging a shaft; 32. an extension shaft; 33. a connecting shaft; 331. a limiting chute; 34. a prismatic pressed article; 341. a rotating tank; 4. a threaded rod; 41. and locking the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

The present invention will be further described with reference to the following examples.

Example 1

With reference to fig. 1-4, the utility model discloses a locking device of stair template for construction, including expansion bracket 1 and end connection 2 and suppression device 3, the both ends of expansion bracket 1 are hinged respectively end connection 2, and the extreme point department hinge of the upper and lower side of expansion bracket 1 is connected with suppression device 3.

The end connecting piece 2 comprises a first control rod 21 and a second control rod 22, the first control rod 21 is hinged with the second control rod 22, the first control rod 21 and the second control rod 22 are respectively hinged with one end of the telescopic frame 1, one end of the first control rod 21, which is far away from the telescopic frame 1, is fixedly connected with a convex block 211, a movable circular hole is arranged on the convex block 211, one side of the convex block 211, which is connected with the first control rod 21, is provided with an extension piece, when the telescopic frame 1 and the end connecting piece 2 are folded, the extension piece reserves a placement position for a locking spiral ring 222, so that the telescopic frame 1 and the end connecting piece 2 can be folded to the minimum volume, the space is saved, a limit ring 221 is arranged on the side wall of one end of the second control rod 22, which is far away from the telescopic frame 1, the limit ring 221 penetrates through the movable circular hole, the circle center position of the limit ring 221 is on the circle center line of the hinged position of the first control rod 21 and the second control rod 22, when first control lever 21 and second control lever 22 were rotatory, the spacing ring 221 was the activity of activity round hole all the time, the external screw thread has been seted up on the spacing ring 221, the meshing has locking helicoidal 222 on the external screw thread, locking helicoidal 222 sets up the one side that is close to the extension piece at protruding piece 211, when first control lever 21 and second control lever 22 are rotatory to the angle that needs, twist locking helicoidal 222 to laminating with protruding piece 211, thereby fixed protruding piece 211 shift position, the distance between the prism briquetting 34 on the upper and lower position can not expand, the realization is to the suppression of stair template.

The pressing device 3 comprises a hinged shaft 31, an extending shaft 32, a connecting shaft 33 and a prismatic pressing piece 34, the hinged shaft 31 is hinged with the telescopic frame 1, one end of the hinged shaft 31 is fixedly connected with the extending shaft 32, one end of the extending shaft 32 is fixedly connected with the connecting shaft 33, the connecting shaft 33 is movably connected with the prismatic pressing piece 34, a limiting sliding chute 331 is arranged on the connecting shaft 33, the limiting sliding chute 331 is movably connected with the prismatic pressing piece 34, one end of the prismatic pressing piece 34 is provided with a rotating groove 341, the rotating groove 341 is sleeved with the connecting shaft 33, a limiting sliding block is fixedly connected on the inner wall of the rotating groove 341 and movably connected with the limiting sliding chute 331, the prismatic pressing piece 34 cannot be separated from the connecting shaft 33, but the prismatic pressing piece 34 can rotate and move on the connecting shaft 33, the prismatic pressing piece 34 can conveniently turn over the pressing surface on the connecting shaft 33, the prismatic pressing piece 34 is provided with a pressing surface, and the pressing surface is connected with an anti-slip rubber pad, the antiskid rubber pads on different pressing surfaces are different in thickness, different stair templates can be selected according to actual use, and the antiskid rubber pads with different thicknesses are selected for use, so that the requirements of different stair template shapes are met.

The working process is as follows: when the stair template pressing device is used, the stair template is assembled as required, the pressing devices 3 are respectively arranged at the upper side and the lower side of the assembled stair template, the pressing surfaces of the prismatic pressing pieces 34, which are contacted with the stair template, are selected, the pressing surfaces are rotated to one side close to the stair template, the prismatic pressing pieces 34 at the upper side and the lower side of the stair template are enabled to be close by pressing the prismatic pressing pieces 34 at the upper position and the lower position, the telescopic frame 1 is pressed into a long strip shape, the corresponding prismatic pressing pieces 34 are respectively fixed at the upper side and the lower side of the stair template, the first control rod 21 and the second control rod 22 are rotated, the locking screw ring 222 is screwed to be attached to the convex block 211, so that the moving position of the convex block 211 is fixed, the distance between the prismatic pressing pieces 34 at the upper position and the lower position cannot be expanded, the stair template is pressed, the prismatic pressing pieces 34 at the same side of the stair template are distributed at equal intervals, and the pressed prismatic pressing pieces 34 are integrally connected through the telescopic frame 1, the prismatic pressing members 34 at each location apply a uniform force.

Example 2

With reference to fig. 5, in this embodiment, a through hole is formed at the hinge joint of the first control rod 21 and the second control rod 22, a threaded rod 4 is connected in the through hole in a penetrating manner, locking nuts 41 are respectively disposed at two ends of the threaded rod 4, two locking devices can be connected through the threaded rod 4, the two locking devices are fixed through the threaded rod 4, the whole stair formwork is fixed, and other structures are the same as those of the first embodiment.

The working process comprises the following steps: after the locking devices are locked with the two sides of the stair template, the through holes extend out of the end portions of the stair template, the threaded rods 4 penetrate through the through holes in the two locking structures and are screwed down through the locking nuts 41, the two locking devices are fixed, and the whole stair template is fixed.

In conclusion: the utility model discloses a locking device of stair template for building construction, the suppression device 3 of upper and lower symmetric distribution is connected through expansion bracket 1, controls the tensile position of expansion bracket 1, can adjust the clamping distance of suppression device 3, realizes that multiunit suppression device 3 works simultaneously, conveniently realizes whole locking to the stair template, does not need single installation, and work efficiency is high, when not using, can wholly fold up, convenient collection; the two ends of the telescopic frame 1 are provided with the first control rod 21 and the second control rod 22, the telescopic frame 1 is locked through the first control rod 21 and the second control rod 22, and the first control rod 21 and the second control rod 22 are provided with two groups, so that the telescopic frame 1 is prevented from being deformed, and the pressing force of the prismatic pressing piece 34 on the stair template is ensured to be more uniform; the connecting shaft 33 is movably connected with the prismatic pressing piece 34, the prismatic pressing piece 34 is of a rotatable structure, the prismatic pressing piece 34 is provided with a pressing surface, the pressing surface is connected with anti-skid rubber pads, the anti-skid rubber pads on different pressing surfaces are different in thickness, the anti-skid rubber pads with different thicknesses can be selected according to different stair templates in actual use, so that the requirements of different stair template shapes are met, and the regulation and control are easy; through increasing 4 structures of threaded rod, can connect multiunit locking device, it is convenient to realize fixedly to whole stair template.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a locking device of stair template for construction, includes expansion bracket (1) and end connection spare (2) and suppression device (3), its characterized in that: two ends of the telescopic frame (1) are respectively hinged with an end connecting piece (2), the end points of the upper side and the lower side of the telescopic frame (1) are hinged with a pressing device (3), the end connecting piece (2) comprises a first control rod (21) and a second control rod (22), the first control rod (21) and the second control rod (22) are hinged, and the first control rod (21) and the second control rod (22) are respectively hinged with one end of the telescopic frame (1), the pressing device (3) comprises a hinged shaft (31), an extending shaft (32), a connecting shaft (33) and a prismatic pressing piece (34), the hinged shaft (31) is hinged with the telescopic frame (1), one end of the hinged shaft (31) is fixedly connected with the extending shaft (32), one end of the extending shaft (32) is fixedly connected with the connecting shaft (33), and the connecting shaft (33) is movably connected with the prismatic pressing piece (34).

2. The locking device of the stair template for building construction according to claim 1, wherein: one end of the first control rod (21) far away from the telescopic frame (1) is fixedly connected with a protruding block (211), and a movable round hole is formed in the protruding block (211).

3. The locking device of the stair template for building construction according to claim 2, wherein: a limit ring (221) is arranged on the side wall of one end, away from the telescopic frame (1), of the second control rod (22), and the limit ring (221) penetrates through the movable round hole.

4. The locking device of the stair template for building construction according to claim 3, wherein: the circle center of the limiting ring (221) is located on the circle center line of the hinged position of the first control rod (21) and the second control rod (22), an external thread is formed in the limiting ring (221), and a locking spiral ring (222) is meshed with the external thread.

5. The locking device of the stair template for building construction according to claim 1, wherein: the connecting shaft (33) is provided with a limiting sliding groove (331), and the limiting sliding groove (331) is movably connected with the prismatic pressed piece (34).

6. The locking device of the stair template for building construction according to claim 5, characterized in that: one end of the prismatic pressing piece (34) is provided with a rotating groove (341), the rotating groove (341) is sleeved with the connecting shaft (33), the inner wall of the rotating groove (341) is fixedly connected with a limiting sliding block, and the limiting sliding block is movably connected with a limiting sliding groove (331).

7. The locking device of the stair template for building construction according to claim 6, wherein: the prismatic pressing piece (34) is provided with a pressing surface, the pressing surface is connected with an anti-skid rubber pad, and the anti-skid rubber pads on different pressing surfaces have different thicknesses.

8. The locking device of the stair template for building construction according to claim 1, wherein: the hinged position of the first control rod (21) and the second control rod (22) is provided with a through hole, a threaded rod (4) is connected in the through hole in a penetrating mode, and locking nuts (41) are arranged at two ends of the threaded rod (4).