Reserved hole model for building water supply and drainage pipe

Abstract

The utility model relates to the technical field of constructional engineering, and discloses a preformed hole model for a building water supply and drainage pipe, which comprises a fixed plate, a rotating rod is arranged in the fixed plate, the outer surface of the rotating rod is rotatably connected to the inner wall of the fixed plate, one end of the rotating rod is fixedly provided with a rotating block, and the other end of the rotating rod is fixedly provided with a connecting rod. A movable plate is fixedly mounted on the outer surface of the rotating rod, and one side of the movable plate makes contact with the outer surface of the fixed plate. According to the preformed hole model for the building water supply and drainage pipe, through the arrangement of a fixed plate, a rotating rod, a rotating block, a movable plate and a bolt, when the rotating rod rotates, the movable plate can synchronously move along with the rotating rod, and when the rotating rod rotates to a proper position, the movable plate is fixed to the outer surface of the fixed plate through the bolt; therefore, the position of the rotating rod is fixed, an effective supporting and fixing effect on the device is achieved, and the situation that the whole device is affected due to the fact that the pressure is too large during cement pouring is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, especially relate to a reserved hole model for building water supply and drainage pipe. BACKGROUND

[0002] With the acceleration of urbanization, the height and complexity of buildings are increasing, and the traditional water supply and drainage pipeline installation method gradually shows many limitations, in order to improve the construction efficiency and ensure the smooth operation of the pipeline system, engineers begin to study the design concept of reserved hole in building components, the basic concept of this model is that when building construction, according to the layout of water supply and drainage pipeline demand, pre-set hole, thereby facilitating the installation and maintenance of pipeline, the design of reserved hole model not only considers the diameter, material and arrangement of pipeline, but also must take into account the strength and stability of building structure, the reasonable design of reserved hole can reduce the construction difficulty in the process of pipeline installation, reduce the engineering cost, improve the construction efficiency.

[0003] However, the existing reserved hole model for building water supply and drainage pipe has the following shortcomings:

[0004] (1) at present, the supporting effect of the whole device is not good, in the process of pouring cement, the shape of itself is easy to be extruded and deformed, thereby affecting the reserved hole;

[0005] (2) at present, due to the singleness of the function of the device, it is difficult to adjust the size of the reserved hole, thereby reducing the use effect of the device. UTILITY MODEL CONTENT

[0006] (I) technical problem solved

[0007] The utility model solves the technical problem that the supporting effect is not good and it is difficult to adjust the size of the reserved hole, and provides a reserved hole model for building water supply and drainage pipe, which has high practicability and simple structure and can be operated simply.

[0008] (II) technical scheme

[0009] To achieve the above object, the utility model discloses a kind of reserved hole models for building water supply and drainage pipe, including fixed plate, rotating rod is installed in the inside of the fixed plate, the inner wall of fixed plate is rotatably connected to the outer surface of rotating rod, rotating block is fixedly installed at one end of rotating rod, and movable plate is fixedly installed on the outer surface of rotating rod, one side of movable plate is in contact with the outer surface of fixed plate, bolt is installed in the inside of movable plate, the inside of fixed plate is threadedly connected at one end of bolt, limit ring is installed on the outer surface of rotating rod, the outer surface of limit ring is threadedly connected to the outer surface of rotating rod, limit plate is fixedly installed on the outer surface of limit ring, rotating drum is installed in the inside of limit plate, and the inner wall of limit plate is rotatably connected to both ends of rotating drum.

[0010] Optionally, the outer surface of the rotating drum is fixedly installed with a movable block, and the inside of the movable block is fixedly installed with a rotating rod.

[0011] Optionally, the rotating rod is externally installed with a connecting plate, and the both ends of the rotating rod are rotatably connected to the inside of the connecting plate.

[0012] Optionally, the outer portion of the rotating rod is externally installed with a telescopic model, the inside of the telescopic model is installed with an extension plate, and the outer surface of the extension plate is movably connected to the inside of the telescopic model.

[0013] Optionally, one end of the telescopic model is installed with a baffle, the outer surface of the baffle is provided with a sliding groove, and one end of the telescopic model is slidably connected to the inside of the sliding groove.

[0014] Optionally, the outer surface of the fixed block is fixedly connected to the inner wall of the telescopic model, and the limit ring, the limit plate and the rotating drum are all located in the inside of the telescopic model.

[0015] (Three) beneficial effects

[0016] The utility model provides a kind of reserved hole models for building water supply and drainage pipe, with following beneficial effects:

[0017] 1, the reserved hole model for building water supply and drainage pipe, by the setting of fixed plate, rotating rod, rotating block, movable plate and bolt, when rotating rod rotates, movable plate will follow rotating rod and move synchronously, when rotating rod rotates to suitable position, utilize bolt and fix movable plate on the outer surface of fixed plate, to fix the position of rotating rod, in turn, the device is effectively supported and fixed effect, avoid when pouring cement due to excessive pressure and the overall influence of the device.

[0018] 2、The reserved hole model for building water supply and drainage pipe, through the setting of the limiting ring, the limiting plate, the rotating drum, the movable plate and the connecting plate, when the rotating rod rotates, the limiting ring will move on the outer surface of the rotating rod, with the continuous movement of the limiting ring, the movable plate will continuously adjust its angle under the cooperation of the rotating drum and the rotating rod, so that the space inside the telescopic model is changed, so that the device can adjust the size of the reserved hole according to the needs of the customers, and increase the use effect of the device. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is a telescopic model structure schematic view of the utility model;

[0021] Figure 3 It is a telescopic model internal structure schematic view of the utility model;

[0022] Figure 4 It is a limiting ring structure schematic view of the utility model;

[0023] Figure 5 It is Figure 2 It is a local enlarged structure schematic view of A.

[0024] In the drawing: 1, fixed plate; 2, rotating rod; 3, rotating block; 4, movable plate; 5, bolt; 6, limiting ring; 7, limiting plate; 8, rotating drum; 9, movable block; 10, rotating rod; 11, connecting plate; 12, fixed block; 13, telescopic model; 14, extension plate; 15, baffle. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figures 1 to 5The utility model provides a kind of technical scheme: a reserved hole model for building water supply and drainage pipe, including fixed plate 1, rotating rod 2 is installed in the inside of fixed plate 1, when rotating rod 2 rotates, it can drive limit ring 6 to move back and forth by the setting of rotating rod 2, the outer surface of rotating rod 2 is rotatably connected to the inner wall of fixed plate 1, and one end of rotating rod 2 is fixedly installed with rotating block 3, and the outer surface of rotating rod 2 is fixedly installed with movable plate 4, the position of rotating rod 2 can be fixed by the setting of movable plate 4 and bolt 5, one side of movable plate 4 and the outer surface of fixed plate 1 are in contact with each other, bolt 5 is installed in the inside of movable plate 4, one end of bolt 5 is screw-connected to the inside of fixed plate 1, the outer surface of rotating rod 2 is installed with limit ring 6, when limit ring 6 moves, it can drive the synchronous motion of one end of movable block 9 by the setting of limit ring 6, the outer surface of limit ring 6 is screw-connected to the outer surface of rotating rod 2, limit plate 7 is fixedly installed on the outer surface of limit ring 6, and rotating drum 8 is installed in the inside of limit plate 7, and the both ends of rotating drum 8 are rotatably connected to the inner wall of limit plate 7.

[0027] The outer surface of rotating drum 8 is fixedly installed with movable block 9, and rotating rod 10 is fixedly installed in the inside of movable block 9, when movable block 9 moves, the space inside telescopic model 13 can be expanded according to the angle of inclination of itself by the setting of movable block 9.

[0028] The outer surface of rotating rod 10 is fixedly installed with connecting plate 11, and the both ends of rotating rod 10 are rotatably connected to the inside of connecting plate 11, and one side of connecting plate 11 is fixedly installed with fixed block 12, the position of rotating rod 10 can be limited by the setting of connecting plate 11.

[0029] The outer surface of rotating rod 2 is fixedly installed with telescopic model 13, and extending plate 14 is installed in the inside of telescopic model 13, and the outer surface of extending plate 14 is movably connected to the inside of telescopic model 13, and the size of reserved hole can be adjusted according to the needs of customer by the setting of telescopic model 13.

[0030] One end of telescopic model 13 is installed with baffle 15, and the outer surface of baffle 15 is provided with sliding groove, and one end of telescopic model 13 is slidably connected to the inside of sliding groove, and telescopic model 13 is more stable when moving by the setting of baffle 15.

[0031] The outer surface of fixed block 12 is fixedly connected to the inner wall of telescopic model 13, and limit ring 6, limit plate 7 and rotating drum 8 are located in the inside of telescopic model 13, and the positional relationship between movable block 9, limit ring 6 and telescopic model 13 can be connected by the setting of fixed block 12.

[0032] In the utility model, the working steps of the device are as follows:

[0033] First step: first, the device as a whole is placed in the appropriate location, and according to the customer's needs to adjust the size of the reserved hole diameter, rotating the rotating rod 2, through the rotation of the rotating rod 2 to drive the limit ring 6 to move, when the limit ring 6 moves will drive one end of the movable block 9 to move synchronously, while the movable block 9 under the cooperation of the rotating drum 8 and the rotating rod 10, its angle can be adjusted smoothly, with the change of the angle of the movable block 9 and the movement of the limit ring 6, the telescopic model 13 under the cooperation of the extension plate 14, its own constantly expanding;

[0034] Second step: finally, when the telescopic model 13 expands to the appropriate size, stop rotating the rotating rod 2, and at the same time, use the bolt 5 to fix the movable plate 4 on the outer surface of the fixed plate 1, so as to fix the position of the rotating rod 2, and at the same time, use the rotating rod 2 to support the inside of the telescopic model 13, thus, the whole operation process is completed;

[0035] It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, and the setting of the power mechanism, the power supply system and the control system of the device is not completely described in the design principle technology, and under the premise that the above-mentioned utility model principle is understood by the person skilled in the art, the specific of the power mechanism, the power supply system and the control system can be clearly known, and the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;

[0036] The standard parts used therein can be purchased from the market, and can be ordered according to the description and drawings, and the specific connection mode of each part adopts the conventional bolt, rivet, welding and other conventional means in the prior art, the mechanical parts and equipment adopt the conventional type in the prior art, and the components known by the person skilled in the art, the structure and principle thereof are known by the person skilled in the art through technical manual or conventional experimental method.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principle and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A model for pre-drilled holes in building water supply and drainage pipes, comprising a fixing plate (1), characterized in that: A rotating rod (2) is installed inside the fixed plate (1). The outer surface of the rotating rod (2) is rotatably connected to the inner wall of the fixed plate (1). A rotating block (3) is fixedly installed at one end of the rotating rod (2). A movable plate (4) is fixedly installed on the outer surface of the rotating rod (2). One side of the movable plate (4) is in contact with the outer surface of the fixed plate (1). A bolt (5) is installed inside the movable plate (4). One end of the bolt (5) is threadedly connected to the inside of the fixed plate (1). A limiting ring (6) is installed on the outer surface of the rotating rod (2). The outer surface of the limiting ring (6) is threadedly connected to the outer surface of the rotating rod (2). A limiting plate (7) is fixedly installed on the outer surface of the limiting ring (6). A rotating cylinder (8) is installed inside the limiting plate (7). Both ends of the rotating cylinder (8) are rotatably connected to the inner wall of the limiting plate (7).

2. The reserved hole model for building water supply and drainage pipes according to claim 1, characterized in that: A movable block (9) is fixedly installed on the outer surface of the rotating cylinder (8), and a rotating rod (10) is fixedly installed inside the movable block (9).

3. A pre-drilled hole model for building water supply and drainage pipes according to claim 2, characterized in that: A connecting plate (11) is installed on the outside of the rotating rod (10). The two ends of the rotating rod (10) are rotatably connected to the inside of the connecting plate (11). A fixing block (12) is fixedly installed on one side of the connecting plate (11).

4. A pre-drilled hole model for building water supply and drainage pipes according to claim 1, characterized in that: The rotating rod (2) is externally mounted with a telescopic model (13), and an extension plate (14) is internally mounted with the telescopic model (13). The outer surface of the extension plate (14) is movably connected to the interior of the telescopic model (13).

5. A pre-drilled hole model for building water supply and drainage pipes according to claim 4, characterized in that: One end of the telescopic model (13) is equipped with a baffle (15), and a groove is provided on the outer surface of the baffle (15). One end of the telescopic model (13) is slidably connected to the inside of the groove.

6. A pre-drilled hole model for building water supply and drainage pipes according to claim 3, characterized in that: The outer surface of the fixed block (12) is fixedly connected to the inner wall of the telescopic model (13), and the limiting ring (6), the limiting plate (7) and the rotating cylinder (8) are all located inside the telescopic model (13).

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