Novel waterproof sleeve

Abstract

The utility model discloses a novel waterproof sleeve which is embedded in a hole of a concrete pool wall and arranged on the outer surface of a working pipe in a sleeved mode, the working pipe penetrates through the hole of the concrete pool wall, and the novel waterproof sleeve is composed of an inner side pressing structure, an outer side pressing structure and a middle waterproof layer. The inner side pressing structure comprises an upstream face facing flange, a stainless steel sleeve and an inner side pressing bolt, the upstream face facing flange is arranged at the outer circle of a hole in the inner side of the concrete pool wall, and the protruding end of the stainless steel sleeve is arranged on the upstream face facing flange; the other end of the stainless steel sleeve penetrates through a hole of the concrete pool wall, one end of the inner side pressing bolt is embedded into the concrete pool wall, the other end of the inner side pressing bolt sequentially penetrates through the upstream face veneering flange and the stainless steel sleeve, and an inner side pressing nut is arranged at the position, close to the end, of the other end of the inner side pressing bolt.

Description

Technical Field

[0001] The utility model relates to the field of municipal engineering, in particular to a novel waterproof casing. Background Art

[0002] Waterproof casing is also called wall casing or wall pipe. Flexible waterproof casing is generally suitable for structures where pipes pass through walls and are subject to vibration or have strict waterproof requirements. After the casing is processed, the outer wall is painted with primer (primer includes camphor or cold primer). Waterproof casing is divided into rigid waterproof casing and flexible waterproof casing. The two are mainly used in different places. Flexible waterproof casing is mainly used in places with high requirements such as civil defense walls and pools, while rigid waterproof casing is generally used in basements and other places where pipes need to pass through pipes.

[0003] However, the waterproofing sleeves commonly used in the existing engineering field have poor waterproofing performance and often fail to meet the waterproofing requirements due to product quality or construction problems. Especially for expansion and reconstruction projects, it is impossible to install waterproofing sleeves because the original structure cannot be destroyed. The utility model is a new type of waterproofing sleeve that can be flexibly used in new construction, reconstruction and expansion projects, has good waterproofing effect, is simple to construct and has low cost. Utility Model Content

[0004] The purpose of the utility model is to provide a new waterproof casing, which solves the problem that the existing waterproof casing mentioned in the above background technology has poor waterproof performance and cannot be installed during expansion and reconstruction.

[0005] The utility model is implemented as follows: a novel waterproof sleeve, the device is embedded in the hole of the concrete pool wall and is sleeved on the outer surface of the working pipe, the working pipe passes through the hole of the concrete pool wall, the device is composed of an inner clamping structure, an outer clamping structure and an intermediate waterproof layer, the inner clamping structure includes: a water-facing face flange, a stainless steel sleeve and an inner clamping bolt, the water-facing face flange is placed on the outer circle of the inner hole of the concrete pool wall, the protruding end of the stainless steel sleeve is placed on the water-facing face flange, the other end of the stainless steel sleeve passes through the hole of the concrete pool wall, one end of the inner clamping bolt is embedded in the concrete pool wall, the other end of the inner clamping bolt passes through the water-facing face flange and the stainless steel sleeve in sequence, and an inner clamping nut is provided near the end.

[0006] A further technical solution of the utility model is: the outer clamping structure includes: an outer load-bearing flange, an outer clamping flange plate and an outer clamping bolt, the outer load-bearing flange is placed at the outer circle of the hole on the outer side of the concrete pool wall, the inner circle of the outer load-bearing flange is fixedly connected to the stainless steel sleeve by welding, the outer clamping flange plate is placed above the outer load-bearing flange, one end of the outer clamping bolt is connected to the outer load-bearing flange, the other end of the outer clamping bolt passes through the outer clamping flange plate and an outer clamping nut is provided near the end.

[0007] A further technical solution of the utility model is: the middle waterproof layer is composed of an inner waterproof layer and an outer waterproof layer, the inner waterproof layer is close to the inner compression structure, and the outer waterproof layer is close to the outer compression structure.

[0008] A further technical solution of the utility model is: the inner waterproof layer includes: a waterproof filler retaining ring, a waterproof filler and a waterproof sealing paste, and the waterproof filler retaining ring, the waterproof filler and the waterproof sealing paste are placed between the working pipe and the stainless steel casing from the inside to the outside.

[0009] A further technical solution of the utility model is: the outer waterproof layer includes: a waterproof filler retaining ring and a rubber sealing ring, the waterproof filler retaining ring and the rubber sealing ring are placed between the working pipe and the stainless steel casing from the inside to the outside, and the rubber sealing ring is in contact with the end face of the outer clamping flange.

[0010] A further technical solution of the utility model is that the waterproof sealing paste is a polysulfide sealing paste.

[0011] Beneficial effects of the utility model: The utility model has a simple structure and is easy to operate, and has the following advantages:

[0012] 1. Easy to make, it can be processed in batches in factories or made on site.

[0013] 2. Good waterproof performance, continuous waterproof effect can be achieved through two seals and adjustable clamping flange.

[0014] 3. Can be applied to vibration conditions.

[0015] 4. Low cost and good promotion effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional view of a novel waterproof casing provided by the utility model;

[0017] Figure 2 This is a structural diagram of an outer load-bearing flange provided by the utility model;

[0018] Figure 3This is a structural diagram of an outer compression flange provided by the utility model;

[0019] Figure 4 The utility model is a front view of the water-facing surface of a novel waterproof casing provided by the utility model.

[0020] Figure numerals: 1. Water-facing flange; 2. Stainless steel casing; 3. Outer load-bearing flange; 4. Outer clamping flange; 5. Waterproof packing retaining ring; 6. Rubber sealing ring; 7. Waterproof packing; 8. Waterproof sealing paste; 9. Outer clamping bolt; 10. Outer clamping nut; 11. Inner clamping nut; 12. Inner clamping bolt; 13. Concrete pool wall; 14. Working pipe. DETAILED DESCRIPTION

[0021] The following is an explanation of the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0022] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of the present specification are only used to match the contents disclosed in the specification for people familiar with the technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present utility model, should still fall within the scope of the technical contents disclosed by the present utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in the present specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present utility model. The change or adjustment of the relative relationship, without substantial change of the technical contents, should also be regarded as the scope of the implementation of the present utility model.

[0023] Embodiment 1: Figure 1-Figure 4A new waterproof sleeve is shown, which is embedded in the hole of the concrete pool wall 13 and is sleeved on the outer surface of the working pipe 14. The working pipe 14 passes through the hole of the concrete pool wall 13. The device consists of an inner clamping structure, an outer clamping structure and an intermediate waterproof layer. The inner clamping structure includes: a water-facing surface flange 1, a stainless steel sleeve 2 and an inner clamping bolt 12. The water-facing surface flange 1 is placed on the outer circle of the inner hole of the concrete pool wall 13, the protruding end of the stainless steel sleeve 2 is placed on the water-facing surface flange 1, and the other end of the stainless steel sleeve 2 passes through the hole of the concrete pool wall 13. One end of the inner clamping bolt 12 is embedded in the concrete pool wall, and the other end of the inner clamping bolt 12 passes through the water-facing surface flange 1 and the stainless steel sleeve 2 in sequence, and an inner clamping nut 11 is provided near the end. The outer clamping structure includes: an outer bearing flange 3, an outer clamping flange 4 and an outer clamping bolt 9. The outer bearing flange 3 is placed at the outer circle of the hole on the outer side of the concrete pool wall 13. The inner circle of the outer bearing flange 3 is fixedly connected to the stainless steel casing 2 by welding. The outer clamping flange 4 is placed above the outer bearing flange 3. One end of the outer clamping bolt 9 is connected to the outer bearing flange 3. The other end of the outer clamping bolt 9 passes through the outer clamping flange 4 and an outer clamping nut 10 is provided near the end. The intermediate waterproof layer is composed of an inner waterproof layer and an outer waterproof layer. The inner waterproof layer is close to the inner clamping structure, and the outer waterproof layer is close to the outer clamping structure. The inner waterproof layer includes: a waterproof packing retaining ring 5, a waterproof packing 7 and a waterproof sealing paste 8. The waterproof packing retaining ring 5, the waterproof packing 7 and the waterproof sealing paste 8 are placed between the working pipe 14 and the stainless steel casing 2 from the inside to the outside. The outer waterproof layer includes: a waterproof packing retaining ring 5 and a rubber sealing ring 6, which are sequentially placed between the working pipe 14 and the stainless steel sleeve 2 from the inside to the outside, and the rubber sealing ring 6 is in contact with the end surface of the outer compression flange 4. The waterproof sealing paste 8 is a polysulfide sealing paste.

[0024] Working principle: When constructing this waterproof casing, the first step is to reserve inner compression bolts 12 on the water-facing pool wall. If no reservation has been made, for the reconstruction of the building, it is necessary to drill holes on the concrete pool wall 13, chemically implant the inner compression bolts 12, and then install the water-facing veneer flange 1, and apply two layers of waterproof glue between the water-facing veneer flange 1 and the concrete pool wall 13; the second step is to install the stainless steel casing 2, high-pressure grouting between the stainless steel casing and the hole wall of the concrete pool wall 13, and tighten the inner compression nut 11, compress the stainless steel casing 2, and the casing flange and the veneer Flange washers need to be added between the flanges; the third step is to weld the outer load-bearing flange 3 to the stainless steel casing 2 on the outside, and the outer clamping bolts 9 are also welded to the outer load-bearing flange 3 simultaneously; the fourth step is to extend the working pipe 14 into the stainless steel casing 2, and insert the waterproof filler retaining ring 5 and the rubber waterproof ring 6 in turn; the fifth step is to install the outer clamping flange 4 on the outer clamping bolt 9, and tighten the outer clamping nut 10; the sixth step is to insert the waterproof filler retaining ring 5 and the flexible waterproof filler 7 in turn on the inside of the pool, and fill it with waterproof sealing paste 8.

[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel waterproof sleeve, which is embedded in a hole of a concrete pool wall (13) and sleeved on the outer surface of a working pipe (14), wherein the working pipe (14) passes through the hole of the concrete pool wall (13), characterized in that: The novel waterproof sleeve is composed of an inner clamping structure, an outer clamping structure and an intermediate waterproof layer. The inner clamping structure comprises: a water-facing surface facing flange (1), a stainless steel sleeve (2) and an inner clamping bolt (12). The water-facing surface facing flange (1) is placed on the outer circle of the inner hole of the concrete pool wall (13). The protruding end of the stainless steel sleeve (2) is placed on the water-facing surface facing flange (1). The other end of the stainless steel sleeve (2) passes through the hole of the concrete pool wall (13). One end of the inner clamping bolt (12) is embedded in the concrete pool wall. The other end of the inner clamping bolt (12) passes through the water-facing surface facing flange (1) and the stainless steel sleeve (2) in sequence and an inner clamping nut (11) is provided near the end.

2. A novel waterproof casing according to claim 1, characterized in that: The outer clamping structure comprises: an outer load-bearing flange (3), an outer clamping flange plate (4) and an outer clamping bolt (9); the outer load-bearing flange (3) is placed on the outer circle of the outer hole of the concrete pool wall (13); the inner circle of the outer load-bearing flange (3) is fixedly connected to the stainless steel sleeve (2) by welding; the outer clamping flange plate (4) is placed above the outer load-bearing flange (3); one end of the outer clamping bolt (9) is connected to the outer load-bearing flange (3); the other end of the outer clamping bolt (9) passes through the outer clamping flange plate (4) and an outer clamping nut (10) is provided near the end.

3. A novel waterproof casing according to claim 2, characterized in that: The middle waterproof layer consists of an inner waterproof layer and an outer waterproof layer, the inner waterproof layer is close to the inner compression structure, and the outer waterproof layer is close to the outer compression structure.

4. A novel waterproof casing according to claim 3, characterized in that: The inner waterproof layer comprises: a waterproof filler retaining ring (5), a waterproof filler (7) and a waterproof sealing paste (8), wherein the waterproof filler retaining ring (5), the waterproof filler (7) and the waterproof sealing paste (8) are sequentially arranged between the working pipe (14) and the stainless steel casing (2) from the inside to the outside.

5. A novel waterproof casing according to claim 3, characterized in that: The outer waterproof layer comprises: a waterproof packing retaining ring (5) and a rubber sealing ring (6), wherein the waterproof packing retaining ring (5) and the rubber sealing ring (6) are sequentially arranged between the working pipe (14) and the stainless steel sleeve (2) from the inside to the outside, and the rubber sealing ring (6) is in contact with the end surface of the outer clamping flange (4).

6. A novel waterproof casing according to claim 4, characterized in that: The waterproof sealing paste (8) is a polysulfide sealing paste.

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