Concrete protection layer control device

Abstract

The utility model discloses a concrete protection layer control device which comprises a steel reinforcement cage, the space in the steel reinforcement cage is used for containing a concrete protection layer, and two sets of operation assemblies are symmetrically arranged on the two sides of the steel reinforcement cage. The operation assembly comprises a supporting plate arranged on the side portion of the concrete containing protection layer, the end, away from the concrete containing protection layer, of the supporting plate is fixedly connected with a threaded sleeve, a threaded rod is in threaded connection with the interior of the threaded sleeve, one end of the threaded rod is sleeved with a round rod, and a fixing frame is arranged at the end of the round rod. The round rod is connected with the fixing frame in a sliding mode, and the fixing frame is arranged on the outer side wall of the reinforcement cage. The concrete protection layer control device can solve the problems that the existing concrete protection layer control device adopts a special wedge for limiting in a reinforcement cage, a gap still exists between the special wedge and the reinforcement cage as well as between the special wedge and an inner template, the shaking phenomenon exists, fine adjustment cannot be performed, and the convenience of the reinforcement cage is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete protective layers, in particular to a concrete protective layer control device. Background Art

[0002] In recent years, reinforced concrete has become an indispensable material for modernization and the main structural material for residential buildings, schools, hospitals, shopping malls, etc., and is widely used. Steel bars and concrete complement each other, and the two rely on each other to become the mainstay of structural force. However, the problem of controlling the thickness of the steel bar protective layer in reinforced concrete construction is difficult to solve. How to control the thickness of the steel bar protective layer so that the steel bar can be protected more effectively and for a longer time has become a difficult problem in the construction of reinforced concrete components. Utility Model Content

[0003] The utility model provides a concrete protective layer control device, which can solve the problem that the existing concrete protective layer control device uses a special wedge to limit the position in the steel cage, but there is still a gap between the special wedge and the steel cage and the inner template, there is a shaking phenomenon, and fine-tuning cannot be performed, which reduces the convenience of the steel cage.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete protective layer control device, comprising a steel cage, the space inside the steel cage is used to accommodate the concrete protective layer, and two groups of operating components are symmetrically arranged on both sides of the steel cage; the operating components include a support plate movably arranged on the side of the concrete protective layer, the end of the support plate away from the concrete protective layer is fixedly connected with a screw sleeve, the screw sleeve is threadedly connected with a screw rod, the end of the screw rod away from the screw sleeve is sleeved with a round rod, the end of the round rod is provided with a fixing frame, the round rod is slidably connected to the fixing frame, the fixing frame is fixedly arranged on the outer wall of the steel cage, the two support plates can adjustably clamp the concrete protective layer to maintain the stability of the concrete protective layer.

[0005] Preferably, limit blocks are vertically arranged at the four corners of the concrete protective layer in the steel bar cage, and the limit blocks roughly limit the concrete protective layer.

[0006] Preferably, a plurality of connecting rods are provided along the circumferential direction on the outer wall of one end of the screw sleeve close to the support plate, and the connecting rods are fixedly connected to the support plate. The connecting rods can limit multiple positions on the outer side of the screw sleeve, thereby enhancing the connection strength between the support plate and the screw sleeve.

[0007] Preferably, a rubber block is fixedly connected to the side of the round rod located outside the steel cage, and a plurality of anti-skid grooves are provided on the outer wall of the rubber block in a circumferential direction. The anti-skid grooves can prevent the rubber block from skidding, thereby effectively improving the anti-skid effect of the rubber block. The provision of the anti-skid grooves facilitates the user to rotate the rubber block, thereby effectively improving the convenience of the rubber block and making it easier for the user to use it.

[0008] Preferably, fixing grooves are provided on the relative inner sides of the two support plates, and positioning rods are fixedly connected to the four corners of the outer walls of the support plates. Through the setting of the positioning rods, the support plates can be limited, thereby improving the stability of the support plates.

[0009] Preferably, a plurality of rubber balls are evenly distributed in the fixing groove, and the rubber balls can protect the surface of the concrete protective layer from being crushed.

[0010] Preferably, a protective sleeve is fixedly connected to the positioning rod located outside the steel cage, and the surface of the positioning rod can be protected by the provision of the protective sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The structure is simple and easy to operate, ensuring the accuracy and uniformity of the thickness of the concrete protective layer. Fine adjustments can be made according to the width of the concrete protective layer. The user rotates the rubber block, which drives the round rod to rotate. The rotation of the round rod drives the screw to rotate. The rotation of the screw drives the screw sleeve to move. The screw sleeve drives the support plate to move, so that the support plate moves inward. The rubber ball is clamped on both sides of the concrete protective layer to maintain the stability of the concrete protective layer, so that the steel cage can be easily adjusted, replacing the existing clamping method using a special wedge, so as to achieve an effect of easy adjustment. The existing concrete protective layer control device uses a special wedge for limiting in the steel cage, but there is still a gap between the special wedge and the steel cage and the inner formwork, and there is a shaking phenomenon, which cannot be fine-tuned, reducing the convenience of the steel cage. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0014] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the utility model;

[0015] Figure 3 It is an exploded schematic diagram of the operating assembly of the utility model;

[0016] Figure 4 It is an enlarged schematic diagram of point A of the present utility model.

[0017] Reference numerals:

[0018] 1. Steel cage, 2. Concrete protective layer, 3. Limit block, 4. Operating component, 41. Fixed frame, 42. Round rod, 43. Screw, 44. Screw sleeve, 45. Support plate, 5. Fixed groove, 6. Rubber ball, 7. Connecting rod, 8. Positioning rod, 9. Protective cover, 10. Rubber block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] like Figure 1-4 As shown, the utility model provides the following technical solutions to solve the problem that the existing concrete protective layer control device uses a special wedge to limit the position in the steel cage, but there is still a gap between the special wedge and the steel cage and the inner template, there is a shaking phenomenon, and fine adjustment cannot be performed, which reduces the convenience of the steel cage. A concrete protective layer control device includes a steel cage 1, the space in the steel cage 1 is used to accommodate a concrete protective layer 2, and two groups of operating components 4 are symmetrically arranged on both sides of the steel cage 1; the operating component 4 includes a movable arrangement on the steel cage 1 accommodating the concrete protective layer 2. A support plate 45 is provided on the side of the protective layer 2, and a screw sleeve 44 is fixedly connected to one end of the support plate 45 away from the concrete protective layer 2, and a screw rod 43 is internally threadedly connected to the screw sleeve 44, and a round rod 42 is sleeved on one end of the screw rod 43 away from the screw sleeve 44, and a fixing frame 41 is provided at the end of the round rod 42, and the round rod 42 is slidably connected to the fixing frame 41, and the fixing frame 41 is fixedly provided on the outer wall of the steel cage 1, and the two support plates 45 can adjustably clamp the concrete protective layer 2 to maintain the stability of the concrete protective layer 2.

[0021] In this embodiment, if Figure 1 As shown, limit blocks 3 are vertically arranged at the four corners of the concrete protective layer 2 in the steel cage 1, and the limit blocks 3 roughly limit the concrete protective layer 2.

[0022] In this embodiment, if Figure 4 As shown, a plurality of connecting rods 7 are provided along the circumferential direction on the outer wall of one end of the screw sleeve 44 close to the support plate 45, and the connecting rods 7 are fixedly connected to the support plate 45. The connecting rods 7 can limit multiple positions on the outer side of the screw sleeve 44, thereby strengthening the connection strength between the support plate 45 and the screw sleeve 44.

[0023] In this embodiment, if Figure 3As shown, the side of the round rod 42 is located on the outside of the steel cage 1 and is fixedly connected to a rubber block 10. A plurality of anti-skid grooves 11 are provided on the outer wall of the rubber block 10 along the circumferential direction. The anti-skid grooves 11 can prevent the rubber block 10 from skidding, effectively improving the anti-skid effect of the rubber block 10. The provision of the anti-skid grooves 11 facilitates the user to rotate the rubber block 10, effectively improving the convenience of the rubber block 10 and facilitating the use of the user.

[0024] In this embodiment, if Figure 3 As shown, fixing grooves 5 are provided on the relative inner sides of the two support plates 45, and positioning rods 8 are fixedly connected at the four corners of the outer walls of the support plates 45. Through the setting of the positioning rods 8, the support plates 45 can be limited, thereby improving the stability of the support plates 45.

[0025] In this embodiment, if Figure 3 As shown, a plurality of rubber balls 6 are evenly distributed in the fixing groove 5 , and the rubber balls 6 can protect the surface of the concrete protective layer 2 from being crushed.

[0026] In this embodiment, if Figure 3 As shown, a protective sleeve 9 is fixedly connected to the positioning rod 8 located outside the steel cage 1. Through the provision of the protective sleeve 9, the surface of the positioning rod 8 can be protected.

[0027] In this embodiment, if Figure 1 As shown, during operation, the user needs to make fine adjustments according to the width of the concrete protective layer 2. The user rotates the rubber block 10, and the rubber block 10 drives the round rod 42 to rotate. The rotation of the round rod 42 drives the screw 43 to rotate. The rotation of the screw 43 drives the screw sleeve 44 to move. The screw sleeve 44 drives the support plate 45 to move, so that the support plate 45 moves inward. The rubber ball 6 contacts the concrete protective layer 2 and clamps its two sides, so that the stability of the concrete protective layer 2 can be maintained, thereby achieving the effect of easy fine-tuning.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0029] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0030] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

Claims

1. A concrete cover control device, characterized in that: include: A steel cage (1), wherein the space inside the steel cage (1) is used to accommodate a concrete protective layer (2), and two groups of operating components (4) are symmetrically arranged on both sides of the steel cage (1); The operating assembly (4) comprises a support plate (45) movably arranged on the side of the containing concrete protective layer (2); the end of the support plate (45) away from the containing concrete protective layer (2) is fixedly connected to a screw sleeve (44); the screw sleeve (44) is internally threadedly connected to a screw rod (43); the end of the screw rod (43) away from the screw sleeve (44) is sleeved with a round rod (42); a fixing frame (41) is arranged at the end of the round rod (42); the round rod (42) is slidably connected to the fixing frame (41); and the fixing frame (41) is fixedly arranged on the outer wall of the steel cage (1).

2. The concrete cover control device according to claim 1, characterized in that: Limiting blocks (3) are vertically arranged at the four corners of the concrete protective layer (2) in the steel bar cage (1).

3. The concrete cover control device according to claim 1, characterized in that: A plurality of connecting rods (7) are arranged along the circumferential direction on the outer side wall of one end of the screw sleeve (44) close to the support plate (45), and the connecting rods (7) are fixedly connected to the support plate (45).

4. The concrete cover control device according to claim 1, characterized in that: The side of the round rod (42) is located outside the steel cage (1) and is fixedly connected to a rubber block (10), and a plurality of anti-slip grooves (11) are provided on the outer wall of the rubber block (10) along the circumferential direction.

5. The concrete cover control device according to claim 1, characterized in that: The opposite inner sides of the two support plates (45) are provided with fixing grooves (5), and the four corners of the outer side walls of the support plates (45) are fixedly connected with positioning rods (8).

6. The concrete cover control device according to claim 5, characterized in that: A plurality of rubber balls (6) are evenly distributed in the fixing groove (5).

7. The concrete cover control device according to claim 5, characterized in that: A protective sleeve (9) is fixedly connected to the positioning rod (8) located outside the steel bar cage (1).

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