Thickness control device for reinforced concrete protection layer

Abstract

The utility model provides a reinforced concrete protective layer thickness control device which comprises a protective ring, the protective ring comprises an outer arc-shaped section and an inner arc-shaped section, and the outer arc-shaped section and the inner arc-shaped section are fixedly connected through a plurality of connecting pieces. The inner arc-shaped section is provided with a limiting piece used for adjusting and fixing the distance between the outer arc-shaped section and the inner arc-shaped section. A fastening adjusting structure is arranged between the starting end and the terminating end of the inner arc-shaped section and used for adjusting the distance between the starting end and the terminating end. The utility model overcomes the defects that the thickness of a reinforced concrete protective layer does not reach the standard due to the fact that a pressing piece is easy to damage when a traditional protective ring is installed and the protective ring is easy to deviate in the construction process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, especially relates to a reinforced concrete protective layer thickness control device. BACKGROUND

[0002] In order to ensure the consistency of the reinforced concrete protective layer thickness when pouring the reinforced concrete structure, mortar cushion, granite small pieces, stones, bricks or guard rings are usually used as the limiting device of the reinforced concrete protective layer thickness. Small pieces, stones and bricks have the advantages of convenience, low cost, good protective layer thickness limiting effect and wide application when assisting the installation of the horizontal direction of the reinforcing steel bar, but the fixed mode cannot well solve the problem of the vertical reinforcing steel bar protective layer thickness. The guard ring is generally used for the vertical reinforcing steel bar protective layer, but the abutting piece is easy to be damaged when the guard ring is clamped and installed, and the guard ring is easy to deviate during the construction process, resulting in the non-standard thickness of the reinforced concrete protective layer. SUMMARY

[0003] The utility model discloses a reinforced concrete protective layer thickness control device, to solve the traditional guard ring when installing the abutting piece easy to be damaged, the guard ring in the construction process easy to deviate and lead to the insufficient thickness of the reinforced concrete protective layer.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0005] A reinforced concrete protective layer thickness control device, including the guard ring, its structural characteristics are that the guard ring includes outer arc section and inner arc section, and the outer arc section and the inner arc section are fixedly connected through a plurality of connecting pieces; The inner arc section is provided with a limiting piece for adjusting and fixing the distance between the outer arc section and the inner arc section; The inner arc section is provided with a fastening adjusting structure between the starting end and the terminal end, and the fastening adjusting structure is used for adjusting the distance between the starting end and the terminal end.

[0006] The reinforced concrete protective layer thickness control device is used, first, the inner arc section of the guard ring is clamped on the reinforcing steel bar to be constructed, then the distance between the starting end and the terminal end of the inner arc section is adjusted through the fastening adjusting structure to make the inner side surface of the inner arc section closely fit the outer side surface of the reinforcing steel bar to be constructed, so that the connection between the guard ring and the reinforcing steel bar to be constructed is tight and not easy to fall off; Finally, the distance between the inner arc section and the outer arc section is adjusted through the limiting piece, so that the thickness of each part of the guard ring is greater than the thickness of the reinforced concrete protective layer, so as to ensure the construction quality.

[0007] Further, the connecting piece is an arc-shaped connecting strip.

[0008] Further, the starting end and the terminal end of the connecting piece are fixedly connected with the inner side surface of the outer arc section, and the arc back of the connecting piece is fixedly connected with the outer side surface of the inner arc section.

[0009] Further, the limiting member is a connecting screw, and the inner arc-shaped section and the corresponding connecting member are provided with connecting holes for assembling the limiting member.

[0010] Further, the fastening adjusting structure comprises a limiting rack arranged at one end of the inner arc-shaped section and a clamping end arranged at the other end of the inner arc-shaped section, and the limiting rack is clamped with the clamping end.

[0011] Further, the clamping end comprises a clamping plate, and the clamping plate is provided with a clamping hole.

[0012] Further, the connecting member is provided with a plurality of connecting holes.

[0013] Further, the limiting member is provided with two or more limiting members.

[0014] Further, the material of the guard ring is plastic.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a fastening adjusting structure makes the inner arc-shaped section contract to be close to the steel bar to be constructed, and the inner arc-shaped section contracts through the action of the limiting member and does not make the outer arc-shaped section of the guard ring contract, so that the thickness of each part of the guard ring is greater than the thickness of the reinforced concrete protective layer, thereby guaranteeing the thickness of the reinforced concrete protective layer, achieving that the guard ring is installed in place and is not easy to fall off, and guaranteeing the quality of the reinforced concrete pouring process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic view of an embodiment of the utility model;

[0018] Figure 2 It is the structure schematic view of the limiting rack in an embodiment of the utility model;

[0019] Figure 3 It is the structure schematic view of the clamping end in an embodiment of the utility model;

[0020] Figure 4 It is the use state diagram of an embodiment of the utility model.

[0021] In the drawing: 1, guard ring;101, outer arc-shaped section;102, inner arc-shaped section;103, connecting member;104, limiting member;2, fastening adjusting structure;201, limiting rack;202 clamping end;3, steel bar to be constructed. DETAILED DESCRIPTION

[0022] The utility model will be explained in detail below with reference to the drawings and in combination with the embodiments. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict. For the convenience of description, if 'up', 'down', 'left', 'right' appear in the following, they only mean the same direction as the up, down, left and right of the drawings, and do not limit the structure.

[0023] As Figures 1-3 Indicated, a reinforced concrete cover thickness control device of this embodiment, including the retainer 1, the material of the retiner 1 is plastic. The retainer 1 includes outer arc section 101 and inner arc section 102, the outer arc section 101 and the inner arc section 102 are fixedly connected through a plurality of connecting pieces 103. The end of the inner arc section 102 is provided with the limiting piece 104 for adjusting the distance between the outer arc section 101 and the inner arc section 102. The starting end and the terminal end of the inner arc section 102 are provided with fastening adjusting structure 2, and the fastening adjusting structure 2 is used to adjust the distance between the starting end and the terminal end.

[0024] As Figure 1 Indicated, in this embodiment, the connecting piece 103 is provided with a plurality of. The connecting piece 103 is an arc-shaped connecting strip. The starting end and the terminal end of the connecting piece 103 are fixedly connected with the inner side of the outer arc section 101, and the arc back of the connecting piece 103 is fixedly connected with the outer side of the inner arc section 102.

[0025] As Figure 1 Indicated, in this embodiment, the limiting piece 104 is a connecting screw, and the inner arc section 102 and the corresponding connecting piece 103 are provided with connecting holes for facilitating the assembly of the limiting piece 104. The limiting piece 104 is provided with two.

[0026] As Figures 1-3 Indicated, in this embodiment, the fastening adjusting structure 2 includes a limiting rack 201 arranged at one end of the inner arc section 102 and a clamping end 202 arranged at the other end of the inner arc section 102, and the limiting rack 201 is clamped with the clamping end 202. The clamping end 202 includes a clamping plate, and the clamping plate 202 is provided with a clamping hole.

[0027] As Figure 4As shown, in use of the device of the embodiment, first, the inner arc segment 102 of the guard ring 1 is clamped on the steel bar 3 to be constructed, then the limiting ruler 201 is inserted into the clamping end 202 to fasten the inner arc segment 102, so that the inner arc segment 102 is shrunk to closely adhere to the steel bar 3 to be constructed. The limiting member 103 is adjusted when the inner arc segment 102 is shrunk, so that the outer arc segment 101 is not shrunk, thereby ensuring the thickness of the steel bar protection layer. In this way, the guard ring can ensure that the thickness of the steel bar protection layer meets the standard, and the guard ring is not easy to fall off during the pouring process, thereby finally ensuring that the guard ring of the steel bar protection layer has the desired effect.

[0028] The above-mentioned embodiments should be understood as merely illustrating the present application, and are not used to limit the scope of the present application. After reading the present application, those skilled in the art can make various equivalent modifications to the embodiments, and all of these modifications fall within the scope defined by the appended claims of the present application.

Claims

1. A reinforced concrete protective layer thickness control device, comprising a retaining ring (1), characterized in that: The retaining ring (1) comprises an outer arc segment (101) and an inner arc segment (102), wherein the outer arc segment (101) and the inner arc segment (102) are fixedly connected via a plurality of connecting members (103); a limiting member (104) is provided on the inner arc segment (102) for adjusting and fixing the distance between the outer arc segment (101) and the inner arc segment (102); a fastening adjustment structure (2) is provided between the starting end and the ending end of the inner arc segment (102), and the fastening adjustment structure (2) is used to adjust the distance between the starting end and the ending end.

2. A reinforced concrete protective layer thickness control device according to claim 1, characterized in that: The connecting piece (103) is an arc-shaped connecting strip.

3. The reinforced concrete protective layer thickness control device according to claim 2, characterized in that: The starting end and the ending end of the connecting member (103) are both fixedly connected to the inner side surface of the outer arc segment (101), and the arc back of the connecting member (103) is fixedly connected to the outer side surface of the inner arc segment (102).

4. A reinforced concrete protective layer thickness control device according to claim 3, characterized in that: The limiting member (104) is a connecting screw, and the inner arc section (102) and the corresponding connecting member (103) are provided with connecting holes for assembling the limiting member (104).

5. The reinforced concrete protective layer thickness control device according to claim 1, characterized in that: The fastening adjustment structure (2) comprises a limiting rack (201) provided at one end of the inner arc section (102), and a clamping end (202) provided at the other end of the inner arc section (102), wherein the limiting rack (201) is clamped to the clamping end (202).

6. The reinforced concrete protective layer thickness control device according to claim 5, characterized in that: The clamping end (202) comprises a clamping plate, and a clamping hole is provided on the clamping plate.

7. A reinforced concrete cover thickness control device according to any one of claims 1 to 6, characterized in that: There are multiple connecting members (103).

8. A reinforced concrete cover thickness control device according to any one of claims 1 to 6, characterized in that: There are two or more limiting members (104).

9. A reinforced concrete cover thickness control device according to any one of claims 1 to 6, characterized in that: The material of the retaining ring (1) is plastic.

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