Ventilation pipe for constructional engineering building

Abstract

The utility model relates to the technical field of ventilation pipes, in particular to a ventilation pipe for constructional engineering buildings, which comprises a pipe body, and flanges are fixedly connected to two ends of the pipe body. The supporting frame is fixedly connected to the lower surface of the pipe body, a placement box is inserted into the supporting frame, and a moisture absorption agent is placed in the placement box; and the positioning frame is inserted into the pipe body, a pressing plate is arranged on one side of the positioning frame, and a filter screen is clamped in the positioning frame and the pressing plate. Through the arrangement and distribution of the filter screen, when the ventilation pipe is installed and used, impurities, dust and the like can be filtered, dust accumulation and the like on the inner wall of a pipeline are avoided, the cleanliness of the inner wall of the pipeline is guaranteed, the inner wall does not need to be cleaned, and meanwhile the moisture absorption agent is distributed, so that the ventilation pipe is convenient to use. And damp air in the pipe can be absorbed, and damp and mildewing in the pipe are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation pipes, in particular to a ventilation pipe used in construction engineering buildings. Background Art

[0002] A construction project refers to an engineering entity formed through the construction of various types of buildings and their ancillary facilities and the installation of supporting lines, pipelines, and equipment. Ventilation ducts are metal or non-metallic pipes used in civil buildings or air-conditioning projects. They are also one of the current construction engineering infrastructures. Ventilation ducts can reduce the concentration of harmful gases in the room and achieve indoor and outdoor air circulation.

[0003] Existing metal ventilation ducts have a simple structure and poor functionality, which means that after using the ventilation duct for a period of time, it is necessary to clean the dust inside the ventilation duct, which is a cumbersome and complicated operation. At the same time, the humid air inside the ventilation duct will cause mold to appear on the inner wall of the ventilation duct, which will have a negative impact on its air quality and reduce its safety in use. Utility Model Content

[0004] The purpose of the utility model is to provide a ventilation duct for construction engineering buildings, so as to solve the problem that the internal dust cleaning operation proposed in the above-mentioned background technology is cumbersome and complicated, and at the same time, the humid air inside the ventilation duct will cause mold and the like to appear on the inner wall of the ventilation duct, thereby having a negative impact on its air quality and reducing the safety of its use.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a ventilation pipe for a construction engineering building, comprising:

[0006] A pipe body, both ends of which are fixedly connected with flanges;

[0007] A support frame, the support frame is fixedly connected to the lower surface of the tube body, and a placement box is inserted into the interior of the support frame, and a moisture absorbent is placed in the interior of the placement box;

[0008] A positioning frame is inserted into the interior of the tube body, a pressing plate is arranged on one side of the positioning frame, and a filter screen is clamped inside the positioning frame and the pressing plate.

[0009] Preferably, two groups of flanges are provided, and first positioning holes are evenly opened on the flanges. A positioning ring is fixedly connected to the outer wall of one group of flanges, and a limiting plate is fixedly connected to the lower surface of the positioning ring.

[0010] Preferably, the width of the positioning ring is equal to three times the thickness of the flange, the thickness of the flange and the limiting plate are the same, the distance between the flange and the limiting plate is equal to the thickness of the flange, and the limiting plate has an N-shaped structure.

[0011] Preferably, a breathable net is provided at the center of the lower surface of the tube body, and the breathable net corresponds to the top of the support frame, the area of ​​the breathable net is smaller than the area of ​​the support frame, and the outer wall of the placement box is fixedly connected with a first handle.

[0012] Preferably, a second handle is fixedly connected to the bottom of the positioning frame, the cross section of the positioning frame is an L-shaped structure, and positioning bolts penetrate the edges of the positioning frame, the filter screen and the pressure plate.

[0013] Preferably, a baffle and a ferrule are fixedly connected to the lower surface of the tube body, and a slide plate is inserted into the interior of the ferrule.

[0014] Preferably, the slide plate is attached to the lower surface of the tube body, and the baffle plate, the clamping sleeve and the slide plate are each provided in two groups, and the two groups of baffle plates, the clamping sleeve and the slide plate are symmetrically distributed at both ends of the positioning frame, and when the positioning frame is inserted into the interior of the tube body, the lower surface of the tube body and the lower surface of the positioning frame are in the same horizontal plane.

[0015] Compared with the prior art, the beneficial effect of the utility model is that the utility model can filter out impurities and dust when the ventilation pipe is installed and used through the setting and distribution of the filter net, thereby avoiding dust accumulation on the inner wall of the pipe, thereby ensuring the cleanliness of the inner wall of the pipe without the need to clean the inner wall. At the same time, the distribution of the desiccant can absorb the humid air in the pipe to avoid moisture and mold in the pipe.

[0016] (1) The utility model can filter the ventilated air in the pipe by distributing the filter screen, thereby effectively removing impurities and dust in the air and avoiding the accumulation of dust on the inner wall of the pipe body. Therefore, there is no need to clean the inner wall, and only the filter screen needs to be pulled out and cleaned. The operation is simple and convenient, which greatly improves the convenience and hygiene of the ventilation pipe.

[0017] (2) The utility model can absorb the humid air inside the ventilation pipe by setting the desiccant, thereby avoiding the appearance of mold inside the ventilation pipe, further improving the cleanliness of the transported air and reducing the growth of bacteria in the air.

[0018] (3) The end flanges of the present invention are connected by snap-fitting, which further facilitates the convenience of connecting and installing adjacent ventilation pipes, making the end connection more accurate and convenient, and further improving the efficiency of the installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 For the utility model Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0021] Figure 3 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure of B;

[0023] Figure 5 It is a schematic diagram of the explosion structure of the utility model.

[0024] In the figure: 1. pipe body; 2. flange; 3. positioning ring; 4. support frame; 5. placement box; 6. breathable net; 7. positioning frame; 8. filter net; 9. pressure plate; 10. limit plate; 11. baffle; 12. ferrule; 13. slide plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 , an embodiment provided by the utility model: a ventilation pipe for a construction engineering building, comprising:

[0027] A pipe body 1, both ends of which are fixedly connected with flanges 2;

[0028] The support frame 4 is fixedly connected to the lower surface of the tube body 1, and a placement box 5 is inserted into the support frame 4. A desiccant is placed inside the placement box 5. The desiccant can be silica gel or calcium chloride, which can absorb moisture in the nearby air, thereby ensuring the dryness of the inside of the tube body 1 and avoiding the formation of mold;

[0029] A positioning frame 7 is inserted into the interior of the tube body 1. A pressure plate 9 is provided on one side of the positioning frame 7, and a filter screen 8 is engaged with the interior of the positioning frame 7 and the pressure plate 9. The plug-in setting of the filter screen 8 can filter the circulating air, thereby effectively avoiding the circulation of dust inside the tube body 1, thereby eliminating the need to clean the inner wall of the tube body 1, thereby ensuring the cleanliness of the interior of the tube body 1.

[0030] Furthermore, there are two groups of flanges 2, and the first positioning holes are evenly opened on the flanges 2. The outer wall of one group of flanges 2 is fixedly connected with a positioning ring 3, and the lower surface of the positioning ring 3 is fixedly connected with a limiting plate 10. The width of the positioning ring 3 is equal to three times the thickness of the flange 2, the thickness of the flange 2 and the limiting plate 10 is the same, the spacing between the flange 2 and the limiting plate 10 is equal to the thickness of the flange 2, and the limiting plate 10 is in an N-shaped structure. Through the mutual cooperation of the positioning ring 3 and the limiting plate 10, when the adjacent pipe bodies 1 are butt-jointed and installed, the flange 2 can be clamped inside the positioning ring 3 and the limiting plate 10, thereby facilitating the docking of the flange 2 and improving the convenience of its installation. At the same time, it can play a role of auxiliary support through the clamping.

[0031] Furthermore, a breathable net 6 is provided at the center of the lower surface of the tube body 1, and the breathable net 6 corresponds to the top of the support frame 4, the area of ​​the breathable net 6 is smaller than the area of ​​the support frame 4, and the outer wall of the placement box 5 is fixedly connected with a first handle, which is convenient for the pulling and pulling control of the placement box 5, and further convenient for the placement and replacement of the desiccant inside the placement box 5, and the bottom of the positioning frame 7 is fixedly connected with a second handle, the cross-section of the positioning frame 7 is an L-shaped structure, and the edges of the positioning frame 7, the filter net 8 and the pressure plate 9 are penetrated by positioning bolts.

[0032] Furthermore, a baffle 11 and a sleeve 12 are fixedly connected to the lower surface of the tube body 1, and a slide plate 13 is inserted into the interior of the sleeve 12, and the slide plate 13 is attached to the lower surface of the tube body 1. Two groups of baffles 11, sleeves 12 and slide plates 13 are provided, and the two groups of baffles 11, sleeves 12 and slide plates 13 are symmetrically distributed at both ends of the positioning frame 7. When the positioning frame 7 is inserted into the interior of the tube body 1, the lower surface of the tube body 1 and the lower surface of the positioning frame 7 are in the same horizontal plane. Through the provision of the slide plate 13, the inserted positioning frame 7 can be assisted in positioning, and the operation is simple and convenient, thereby further improving the convenience of disassembly and assembly of the positioning frame 7.

[0033] Working principle: The tube bodies 1 used in this application are all products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here. When the utility model is in use, firstly, an appropriate amount of desiccant is placed inside the placement box 5, so as to facilitate the absorption of humid air inside the tube body 1, ensure the dryness of the inside of the tube body 1, and avoid the appearance of mold inside the tube body 1. Further, the filter net 8 is installed and positioned, which can filter dust and other impurities in the circulating air, ensure the cleanliness of the inside of the tube body 1, and further realize the installation and positioning of the tube body 1 to complete the air transportation.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A ventilation pipe for a construction project, characterized in that: include: A pipe body (1), with flanges (2) fixedly connected to both ends of the pipe body (1); A support frame (4), the support frame (4) being fixedly connected to the lower surface of the tube body (1), and a placement box (5) being inserted into the interior of the support frame (4), and a moisture absorbent being placed inside the placement box (5); A positioning frame (7) is inserted into the interior of the tube body (1), a pressing plate (9) is provided on one side of the positioning frame (7), and a filter screen (8) is engaged inside the positioning frame (7) and the pressing plate (9).

2. A ventilation pipe for construction engineering buildings according to claim 1, characterized in that: The flanges (2) are provided in two groups, and first positioning holes are evenly provided on the flanges (2). A positioning ring (3) is fixedly connected to the outer wall of one group of flanges (2), and a limiting plate (10) is fixedly connected to the lower surface of the positioning ring (3).

3. A ventilation pipe for construction engineering buildings according to claim 2, characterized in that: The width of the positioning ring (3) is equal to three times the thickness of the flange (2), the thickness of the flange (2) and the limiting plate (10) are the same, the distance between the flange (2) and the limiting plate (10) is equal to the thickness of the flange (2), and the limiting plate (10) is in an N-shaped structure.

4. A ventilation pipe for construction engineering buildings according to claim 1, characterized in that: A breathable net (6) is provided at the center of the lower surface of the tube body (1), and the breathable net (6) corresponds to the top of the support frame (4). The area of ​​the breathable net (6) is smaller than the area of ​​the support frame (4). The outer wall of the placement box (5) is fixedly connected to a first handle.

5. The ventilation pipe for construction engineering buildings according to claim 1, characterized in that: A second handle is fixedly connected to the bottom of the positioning frame (7); the cross section of the positioning frame (7) is an L-shaped structure, and positioning bolts penetrate the edges of the positioning frame (7), the filter screen (8) and the pressure plate (9).

6. A ventilation pipe for construction engineering buildings according to claim 1, characterized in that: A baffle (11) and a clamping sleeve (12) are fixedly connected to the lower surface of the tube body (1), and a slide plate (13) is inserted into the interior of the clamping sleeve (12).

7. A ventilation pipe for construction engineering buildings according to claim 6, characterized in that: The slide plate (13) is fitted on the lower surface of the tube body (1), and two groups of the baffle plate (11), the clamping sleeve (12) and the slide plate (13) are provided, and the two groups of the baffle plate (11), the clamping sleeve (12) and the slide plate (13) are symmetrically distributed at both ends of the positioning frame (7). When the positioning frame (7) is inserted into the interior of the tube body (1), the lower surface of the tube body (1) and the lower surface of the positioning frame (7) are in the same horizontal plane.

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