CN220848747U

CN220848747U - Template fixing device

Info

Publication number: CN220848747U
Application number: CN202322238491.0U
Authority: CN
Inventors: 吴大成; 杨基炜; 廖永来; 杨沛; 丁聪
Original assignee: Guangdong 20 Metallurgical Construction Co ltd; China MCC20 Group Corp Ltd
Current assignee: Guangdong 20 Metallurgical Construction Co ltd; China MCC20 Group Corp Ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-04-26
Anticipated expiration: 2033-08-18

Abstract

The utility model provides a template fixing device, which comprises: the device comprises a buried rod, an external connecting rod, a positioning structure and a locking mechanism; the first end of the embedded rod is used for being placed in the boundary beam template, and the second end of the embedded rod is used for being placed in the floor template and connected with the floor template; the side beam templates and the floor templates are arranged in an L shape and are communicated with each other; the outer connecting rod penetrates through the side wall of the side beam template, and part of the outer connecting rod is arranged in the side beam template and is detachably connected with the first end of the embedded rod; the positioning structure is arranged at the second end of the embedded rod; the locking mechanism is arranged on a rod section of the outer connecting rod, which is arranged outside the boundary beam template, and the locking mechanism and the positioning mechanism jointly act to lock the boundary beam template and the floor slab template. The utility model can ensure the stability and the firmness between the side beam template and the floor slab template, ensure that the side beam template and the floor slab template meet the design requirements, and also ensure the impression quality of the side beam template and the floor slab template and avoid damaging the templates.

Description

Template fixing device

Technical Field

The utility model relates to the technical field of formwork construction, in particular to a formwork fixing device.

Background

In high-rise building construction, a large amount of template materials and qualified template construction processes are required to ensure safe construction of template engineering, the quality is reliable, and a good foundation is laid for smooth completion of integral engineering. The high-rise buildings at present generally have the characteristics of multiple layers, high height and complex structure and stress, and the requirements of vertical transportation and equipment operation, such as vertical operation of an elevator and the like, are required to be accurate, so that the template installation engineering is required to keep higher precision during construction.

Building edge components (boundary beams and side walls) such as structural side spans, elevator shafts, ventilation shafts, stairs and the like are laterally unsupported on one side of a free surface in the template construction process, so that deformation, axis deviation and the like can occur frequently. Therefore, when the prior edge member template is supported, the top end of the template on the side of the empty face is often longitudinally nailed with wood or directly fixed by an iron wire perforation and drawknot steel nail, the template supporting mode is not stable and fast enough, and the appearance quality of the edge corner part of the molded cast-in-situ structure is poor.

Disclosure of utility model

In view of the above, the utility model provides a template fixing device, which aims to solve the problem that the stability is easy to be reduced when a blank surface is fixed through nailing a square or iron wire perforation and drawknot steel nails in the template construction in the prior art.

The utility model provides a template fixing device, which comprises: the device comprises a buried rod, an external connecting rod, a positioning structure and a locking mechanism; the first end of the embedded rod is used for being placed in the boundary beam template, and the second end of the embedded rod is used for being placed in the floor template and connected with the floor template; the side beam templates and the floor templates are arranged in an L shape and are communicated with each other; the outer connecting rod penetrates through the side wall of the side beam template, and part of the outer connecting rod is arranged in the side beam template and is detachably connected with the first end of the embedded rod; the positioning structure is arranged at the second end of the embedded rod; the locking mechanism is arranged on a rod section of the outer connecting rod, which is arranged outside the boundary beam template, and the locking mechanism and the positioning mechanism jointly act to lock the boundary beam template and the floor slab template.

Further, in the above-mentioned form fixing device, the positioning structure is a bending portion arranged at the second end of the embedded rod, a preset included angle is formed between the bending portion and the embedded rod, and the bending portion is connected with the reinforcing steel bars in the floor form.

Further, in the template fixing device, the preset included angle is 90-135 degrees; or the bending part is parallel to the embedded rod after being bent 180 degrees.

Further, in the above-mentioned die plate fixing device, the bending portion includes: a bending section and a straight section; the first end of the bending section is connected with the second end of the embedded rod, the second end of the bending section is connected with the straight section, and the length of the straight section is more than or equal to 50mm.

Further, in the template fixing device, the length of the rod section of the embedded rod arranged in the floor template is more than or equal to the three-span length of the plate surface reinforcing steel bar in the floor template.

Further, in the above-mentioned template fixing device, the second end of the embedded rod is provided with a mounting plate, and the mounting plate is connected with the floor template through steel nails; when the bending part is bent for 180 degrees and then is parallel to the embedded rod, the straight section is arranged above the embedded rod, and the mounting plate is arranged at the second end of the embedded end; or the straight section is arranged below the embedded rod, and the mounting plate is arranged on the straight section.

Further, in the above-mentioned form fixing device, the rod section of the embedded rod placed in the side beam form is provided with a water stop sheet; and/or the outer wall of the embedded rod is provided with threads.

Further, in the above-mentioned template fixing device, the first end of the embedded rod is provided with a connecting sleeve, the inner wall of the connecting sleeve is provided with threads, the external connecting rod is a threaded rod, and the part of the external connecting rod placed in the boundary beam template is in threaded connection with the connecting sleeve.

Further, the above-mentioned template fixing device further includes: a connection pad; the connecting pad is sleeved on the rod section of the outer connecting rod, which is arranged in the side beam template, and the connecting pad is clamped between the connecting sleeve and the side wall of the side beam template.

Further, in the above-mentioned form fixing device, the locking mechanism includes: the nut, the mountain-shaped clamp and the two steel pipes; the mountain-shaped clamping sleeve is arranged on a rod section of the external rod, which is arranged outside the side beam template, and the two steel pipes are clamped between the mountain-shaped clamping sleeve and the side wall of the side beam template; the screw cap is screwed on the outer connecting rod and presses the mountain-shaped clamp.

According to the utility model, the embedded rod extends from the side beam template to the floor template, the embedded rod is connected with the floor template, the part of the external connecting rod is arranged in the side beam template and is detachably connected with the embedded rod, the positioning mechanism is arranged at the second end of the embedded rod, the locking mechanism is arranged at the rod section of the external connecting rod arranged outside the side beam template, the locking mechanism and the positioning mechanism jointly act to lock the side beam template and the floor template, the stability and the firmness between the side beam template and the floor template are ensured, the operation is simple and quick, the side beam template and the floor template can be ensured to meet the design requirement, the external connecting rod is detached during the disassembly, the embedded rod does not need to be detached, the visual quality of the side beam template and the floor template can be ensured, the problem that the stability is easily reduced when a blank surface is fixed through a nail-wood or an iron wire perforation tie steel nail in the template construction in the prior art is solved.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

Fig. 1 is a schematic structural view of a formwork fixing device according to an embodiment of the present utility model;

Fig. 2 is a schematic structural diagram of a template fixing device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of a second end of an embedded rod in a formwork fixing device according to an embodiment of the present utility model;

FIG. 4 is a schematic view of another structure of a second end of an embedded rod in a formwork fixing apparatus according to an embodiment of the present utility model;

Fig. 5 is a schematic structural view of a mounting plate in the formwork fixing device according to the embodiment of the present utility model.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1 to 5, a preferred structure of the formwork fixing apparatus in the present embodiment is shown. As shown, the side beam forms 5 are arranged in an L-shape with the floor forms 6, and the side beam forms 5 communicate with the interior of the floor forms 6. Specifically, the first end (upper end shown in fig. 2) of the side sill form 5 is vertically connected to the first end (left end shown in fig. 2) of the floor slab form 6. The template fixing device locks the side beam template 5 and the floor template 6 together.

The die plate fixing device includes: the embedded rod 1, the outer connecting rod 2, the positioning structure and the locking mechanism 4. Wherein a first end of the embedded rod 1 is arranged in the boundary beam template 5, a second end of the embedded rod 1 is arranged in the floor template 6, and the second end of the embedded rod 1 is connected with the floor template 6. The buried rod 1 is parallel to the floor slab 6 and the buried rod 1 extends from the first end of the boundary beam formwork 5 into the floor slab 6. Preferably, the outer wall of the buried rod 1 is provided with threads to increase the strength of the buried rod 1.

Preferably, the length of the rod section of the embedded rod 1 placed in the floor slab template 6 is equal to or more than the three-span length of the steel bars on the inner plate surface of the floor slab template 6. Specifically, the slab formwork 6 is provided with slab reinforcing bars, and the length of the pole section embedded in the slab formwork 6 of the pole 1 spans at least three spans of reinforcing bars.

The external connecting rod 2 penetrates through the side wall of the side beam template 5, and part of the external connecting rod 2 is arranged in the side beam template 5 and detachably connected with the first end of the embedded rod 1. Specifically, a part of the external connection rod 2 is arranged outside the side beam template 5, the external connection rod 2 penetrates through the side wall of the first end of the side beam template 5, and the other part of the external connection rod 2 is arranged in the side beam template 5.

The positioning structure is arranged at the second end of the embedded rod 1. Specifically, the positioning structure is a bending portion 3 disposed at the second end of the embedded rod 1, and a preset included angle is formed between the bending portion 3 and the embedded rod 1, and the preset included angle can be determined according to practical situations, which is not limited in this embodiment. The bending part 3 is connected with the steel bars in the floor slab template 6, and the embedded rod 1 is relatively fixed with the steel bars in the floor slab template 6. Specifically, the bending portion 3 is tied to the longitudinal reinforcement in the floor slab form 6, and serves to position the embedded rod 1.

Preferably, the preset included angle is 90-135 degrees. More preferably, the predetermined angle is 90 °, i.e. the bent portion 3 is perpendicular to the buried rod 1.

Preferably, the bending portion 3 is parallel to the buried rod 1 after being bent 180 °, specifically, the bending portion 3 is rotated 180 ° from the second end of the buried rod 1, and then the bending portion 3 is parallel to the buried rod 1.

Preferably, the bending portion 3 includes: the bent section 31 and the flat section 32. Wherein a first end of the bending section 31 is connected to a second end of the buried rod 1, and a second end of the bending section 31 is connected to the straight section 32. Specifically, the bent section 31 may be curved to smoothly transition between the flat section 32 and the buried rod 1. The included angle between the straight section 32 and the embedded rod 1 is a preset included angle, that is, the included angle between the straight section 32 and the embedded rod 1 is 90-135 degrees, or after the bending section 31 is bent 180 degrees, the straight section 32 is parallel to the embedded rod 1.

Preferably, the length of the straight section 32 is greater than or equal to 50mm.

The locking mechanism 4 is arranged on a rod section of the outer connecting rod 2 outside the side beam template 5, and the locking mechanism 4 and the positioning mechanism work together to lock the side beam template 5 and the floor slab template 6.

It can be seen that in this embodiment, the embedded rod 1 extends from the side beam template 5 into the floor template 6, and the embedded rod 1 is connected with the floor template 6, the part of the external rod 2 is disposed in the side beam template 5 and is detachably connected with the embedded rod 1, the positioning mechanism is disposed at the second end of the embedded rod 1, the locking mechanism 4 is disposed at the rod section of the external rod 2 outside the side beam template 5, the locking mechanism 4 and the positioning mechanism jointly act to lock the side beam template 5 and the floor template 6, stability and firmness between the side beam template 5 and the floor template 6 are ensured, the operation is simple and fast, the side beam template 5 and the floor template 6 can be ensured to meet design requirements, the external rod 2 is detached during detachment, the embedded rod 1 does not need to be detached, the appearance quality of the side beam template 5 and the floor template 6 can be ensured, and the problem that the stability is easy to be reduced when the steel is fixed by nailing or wire perforation and tie nails in the template construction in the prior art is solved.

Referring to fig. 1 to 4, in the above embodiment, the second end of the buried rod 1 is provided with a mounting plate 7, and the mounting plate 7 is connected to the floor slab 6 by steel nails 8. Specifically, the mounting plate 7 is connected with the second end of the embedded rod 1, a plurality of through holes 71 are formed in the mounting plate 7 at intervals, the number of steel nails 8 is the same as that of the through holes 71, each steel nail 8 corresponds to each through hole 71 one by one, and each steel nail 8 penetrates through the corresponding through hole 71 and is connected with the floor slab template 6.

Preferably, the nut 12 is welded between the mounting plate 7 and the second end of the embedded rod 1, and the thickness of the mounting plate 7 plus the height of the nut 12 plus the thickness of the embedded rod 1 can meet the minimum requirement of the thickness of the reinforcement layer.

In this embodiment, the mounting plate 7 is provided with four through holes 71, and the number of steel nails 8 is four. Four through holes 71 are evenly distributed on the mounting plate 7.

When the bent portion 3 is bent 180 ° and then parallel to the embedded rod 1, the straight portion 32 is parallel to the embedded rod 1, and the straight portion 32 may be disposed above the embedded rod 1 or the straight portion 32 may be disposed below the embedded rod 1.

When the straight section 32 is placed over the embedded pole 1, the mounting plate 7 is arranged at the second end of the embedded end. When the straight section 32 is placed under the buried rod 1, the mounting plate 7 is disposed on the straight section 32.

In particular, the mounting plate 7 may be a steel angle. The mounting plate 7 is welded to the second end or straight section 32 of the embedded pole 1.

It can be seen that in this embodiment, the second end of the embedded rod 1 is connected with the floor slab template 6 through the mounting plate 7, so that the structure is simple, the implementation is convenient, the second end of the embedded rod 1 can be guaranteed to be connected with the floor slab template 6, the dislocation of the template and the instability of the structure are avoided, the later forming quality is improved, and the template is convenient to install and accurately position. And, the setting of mounting panel 7 and steel nail 8 can play the effect of cushion, has controlled the reinforcement protective layer thickness.

Referring to fig. 1 to 4, in the above-described embodiment, the pole section of the buried pole 1 placed in the side sill die plate 5 is provided with a water stop sheet 9, and the water stop sheet 9 plays a role in stopping water.

Preferably, the rod section of the embedded rod 1 placed in the boundary beam template 5 is provided with a water stop sheet 9; and/or the outer wall of the buried rod 1 is provided with threads.

Referring to fig. 1 to 2, in the above embodiment, the first end of the buried rod 1 is provided with the coupling sleeve 10, and the longitudinal direction (left-to-right direction in fig. 1) of the coupling sleeve 10 coincides with the longitudinal direction (left-to-right direction in fig. 1) of the buried rod 1. The inner wall of the connecting sleeve 10 is provided with threads, the external connecting rod 2 is a threaded rod, and the part of the external connecting rod 2 arranged in the boundary beam template 5 is in threaded connection with the connecting sleeve 10. Through the spiro union of extension pole 2 and connecting sleeve 10, realized burying the detachable connection between pole 1 and the external pole 2, simple structure is convenient for implement.

Referring to fig. 1 to 2, the template fixing apparatus may further include: and a connection pad 11. Wherein, the connecting pad 11 is sleeved on the rod section of the outer connecting rod 2 arranged in the side beam template 5, and the connecting pad 11 is clamped between the connecting sleeve 10 and the side wall of the side beam template 5. Specifically, a through hole is formed in the center of the connecting pad 11, the connecting pad 11 is arranged on a rod section of the outer connecting rod 2 in the side beam template 5 in a penetrating mode, one end of the connecting pad 11 is in contact with the connecting sleeve 10, and the other end of the connecting pad 11 is in contact with the side wall of the side beam template 5. The connection pad 11 has a certain elasticity, and the magnitude of the elasticity can be determined according to practical situations, which is not limited in any way in the present embodiment.

Preferably, the connecting pad 11 is tapered, and the larger diameter end of the connecting pad 11 contacts the side wall of the side sill die plate 5, and the smaller diameter end of the connecting pad 11 contacts the connecting sleeve 10. Specifically, the diameter of the smaller diameter end of the connection pad 11 is the same as the diameter of the connection sleeve 10.

In practice, the connection pad 11 may be made of rubber.

It can be seen that in this embodiment, the connecting pad 11 seals the outer connecting rod 2 and the side beam formwork 5, so that the sealing performance and the water-stopping effect are improved.

Referring to fig. 1 to 2, the locking mechanism 4 includes: a nut 41, a mountain-shaped clip 42 and two steel pipes 43. The mountain-shaped clamp 42 is sleeved on a rod section of the outer connecting rod 2, which is arranged outside the side beam template 5, and the two steel pipes 43 are clamped between the mountain-shaped clamp 42 and the side wall of the side beam template 5. The nut 41 is screwed to the external rod 2 and presses the mountain-shaped card 42.

The second end of the embedded rod 1 is connected with the steel bars in the floor slab template 6 through the bending part 3, so that the mountain-shaped clamp 42 is continuously extruded until the mountain-shaped clamp 42 is pressed when the nut 41 is in threaded connection with the external connecting rod 2, the strength is increased, and the load deformation resistance capability is improved.

In the concrete implementation, after the formwork fixing device is installed, concrete is poured into the side beam formwork 5 and the floor slab formwork 6. According to the air temperature regulation and concrete solidification strength requirements, after the strength requirements are met, the external connection rod 2, the side beam templates 5 and the floor templates 6 are removed, the external connection rod 2 is screwed out by a wrench, and then the side beam templates 5 and the floor templates 6 are removed. The detached external connecting rod 2 can be recovered, cleaned and recycled. After the external connecting rod 2 and the template are removed, the connecting pad 11 is removed, a conical small hole is formed after the connecting pad 11 is removed, and the reserved conical small hole is filled and compacted by cement mortar.

To sum up, in this embodiment, locking mechanism 4 and positioning mechanism coact to lock boundary beam template 5 and floor template 6, guaranteed stability and fastness between boundary beam template 5 and the floor template 6, easy operation is swift, can guarantee that the installation reinforcing quality of boundary beam template 5 and floor template 6 department satisfies the design requirement, and can make and can improve the efficiency of construction, dismantle the extension pole 2 during the dismantlement, bury pole 1 and need not to dismantle, need not to destroy template and shaping concrete structure, can guarantee the impression quality of boundary beam template 5 and floor template 6. The device can make boundary beam template 5 and floor template 6 connect into a stable whole, and the side direction pressure that produces when avoiding concrete placement can't bear concrete vibration and take place the condition that local thick liquid bursts the mould, succinct pleasing to the eye after the shaping to can carry out accurate determination to cross-section size, levelness and straightness homoenergetic. The extension rod 2 can be reused, so that the resource waste is reduced, the loss of the template after the disassembly is small, and the cost of the template is reduced.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, but do not indicate or imply that the apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A formwork securing apparatus comprising: the embedded rod (1), the external rod (2), the positioning structure and the locking mechanism (4); wherein,

The first end of the embedded rod (1) is used for being placed in the boundary beam template (5), and the second end of the embedded rod (1) is used for being placed in the floor template (6) and is connected with the floor template (6); the side beam templates (5) and the floor templates (6) are arranged in an L shape and are communicated with each other internally;

The external connecting rod (2) penetrates through the side wall of the side beam template (5), and a part of the external connecting rod (2) is arranged in the side beam template (5) and is detachably connected with the first end of the embedded rod (1);

the positioning structure is arranged at the second end of the embedded rod (1);

The locking mechanism (4) is arranged on a rod section of the external connecting rod (2) arranged outside the side beam template (5), and the locking mechanism (4) and the positioning structure work together to lock the side beam template (5) and the floor slab template (6).

2. The formwork fixing device according to claim 1, wherein the positioning structure is a bending portion (3) arranged at the second end of the embedded rod (1), a preset included angle is formed between the bending portion (3) and the embedded rod (1), and the bending portion (3) is connected with the steel bars in the floor formwork (6).

3. The formwork fixing apparatus of claim 2, wherein the preset included angle is 90 ° to 135 °; or the bending part (3) is parallel to the embedded rod (1) after being bent for 180 degrees.

4. A formwork fastening device as claimed in claim 3, wherein the bending portion (3) comprises: a bending section (31) and a flat section (32); wherein,

The first end of the bending section (31) is connected with the second end of the embedded rod (1), the second end of the bending section (31) is connected with the straight section (32), and the length of the straight section (32) is more than or equal to 50mm.

5. The formwork fixing device according to claim 1, wherein the length of the pole section of the embedded pole (1) placed in the floor formwork (6) is equal to or greater than the three spans of the inner plate surface steel bars of the floor formwork (6).

6. The template fastener of claim 4, wherein the template is a plate,

The second end of the embedded rod (1) is provided with a mounting plate (7), and the mounting plate (7) is connected with the floor slab template (6) through steel nails (8);

when the bending part (3) is bent for 180 degrees and then is parallel to the embedded rod (1), the straight section (32) is arranged above the embedded rod (1), and the mounting plate (7) is arranged at the second end of the embedded rod (1); or the straight section (32) is arranged below the embedded rod (1), and the mounting plate (7) is arranged on the straight section (32).

7. The template securing device of claim 1, wherein,

The embedded rod (1) is arranged in the side beam template (5), and a water stop sheet (9) is arranged on the rod section; and/or the number of the groups of groups,

The outer wall of the embedded rod (1) is provided with threads.

8. The formwork fixing device according to claim 1, wherein a first end of the embedded rod (1) is provided with a connecting sleeve (10), the inner wall of the connecting sleeve (10) is provided with threads, the external rod (2) is a threaded rod, and a portion of the external rod (2) placed in the side beam formwork (5) is in threaded connection with the connecting sleeve (10).

9. The formwork fastening device of claim 8, further comprising: a connection pad (11); wherein,

The connecting pad (11) is sleeved on the rod section of the external connecting rod (2) arranged in the side beam template (5), and the connecting pad (11) is clamped between the connecting sleeve (10) and the side wall of the side beam template (5).

10. The formwork fastening device according to claim 8, wherein the locking mechanism (4) comprises: a screw cap (41), a mountain-shaped clip (42) and two steel pipes (43); wherein,

The mountain-shaped clamp (42) is sleeved on a rod section of the external connecting rod (2) which is arranged outside the side beam template (5), and the two steel pipes (43) are clamped between the mountain-shaped clamp (42) and the side wall of the side beam template (5);

The screw cap (41) is in threaded connection with the external connecting rod (2) and presses the mountain-shaped clamp (42).