Inorganic floating bead silicon crystal smoke prevention and exhaust air pipe

Abstract

The utility model discloses an inorganic floating bead silicon crystal smoke prevention and exhaust air pipe, and relates to the technical field of pipes composed of multiple sections. The inorganic floating bead silicon crystal smoke prevention and exhaust air pipe comprises a first smoke exhaust air pipe body, the first smoke exhaust air pipe body is used for the inorganic floating bead silicon crystal smoke prevention and exhaust air pipe, a second smoke exhaust air pipe body is arranged outside the first smoke exhaust air pipe body, and limiting grooves are formed in the surface of the first smoke exhaust air pipe body and the surface of the second smoke exhaust air pipe body; limiting bodies are fixedly connected to the surface of the first smoke exhaust air pipe body and the surface of the second smoke exhaust air pipe body, and the interior, corresponding to the limiting groove, of the second smoke exhaust air pipe body makes contact with the surface, corresponding to the limiting body, of the first smoke exhaust air pipe body. When two sections of inorganic floating bead silicon crystal smoke prevention and exhaust air pipes are installed, the limiting body of the first smoke exhaust air pipe body and the limiting groove of the second smoke exhaust air pipe body are connected firstly, and corresponding threaded holes in the first smoke exhaust air pipe body and the second smoke exhaust air pipe body can be rapidly aligned.

Description

Technical Field

[0001] The utility model relates to the technical field of tubes composed of multiple sections, in particular to an inorganic floating bead silicon crystal smoke exhaust duct. Background Art

[0002] The floating bead silicon crystal fire-resistant air duct is a lightweight, high-temperature resistant refractory material that can meet the requirements of the new smoke regulations for the fire resistance limit of smoke exhaust air ducts. It improves the shortcomings of heavy weight and poor thermal insulation of silicate fireproof boards, and also solves the disadvantages of low strength and easy fiber shedding of flexible refractory materials such as rock wool and aluminum silicate wool. Inorganic floating bead silicon crystal smoke exhaust air ducts generally require multiple sections of pipes to be spliced ​​and connected for use. When performing threaded splicing, it is often necessary to align the threaded holes on the two inorganic floating bead silicon crystal smoke exhaust air ducts before continuing the installation, which is more troublesome. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an inorganic floating bead silicon crystal smoke exhaust duct which can solve the problem of a pipe composed of multiple sections.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an inorganic floating bead silicon crystal smoke exhaust duct, comprising a first smoke exhaust duct body, the first smoke exhaust duct body is used for the inorganic floating bead silicon crystal smoke exhaust duct, a second smoke exhaust duct body is arranged outside the first smoke exhaust duct body, and the surfaces of the first smoke exhaust duct body and the second smoke exhaust duct body are both provided with limiting grooves;

[0005] The surfaces of the first smoke exhaust air duct body and the second smoke exhaust air duct body are fixedly connected to the limiting body, and the interior of the corresponding limiting groove of the second smoke exhaust air duct body is in contact with the surface of the corresponding limiting body of the first smoke exhaust air duct body;

[0006] Wherein, carbon dioxide sensors are fixedly connected inside the first smoke exhaust air duct body and the second smoke exhaust air duct body.

[0007] Preferably, the surfaces of the first smoke exhaust air duct body and the second smoke exhaust air duct body are each provided with four first threaded holes;

[0008] Wherein, four second threaded holes are provided on the surfaces of the first smoke exhaust air duct body and the second smoke exhaust air duct body.

[0009] Preferably, front connection frames are installed on the surfaces of the first smoke exhaust air duct body and the second smoke exhaust air duct body, and four front frame threaded holes are opened on the surfaces of the two front connection frames.

[0010] Preferably, rear connecting frames are installed on the surfaces of the first smoke exhaust air duct body and the second smoke exhaust air duct body, and four rear frame threaded holes are opened on the surfaces of the two rear connecting frames.

[0011] Preferably, the interiors of the eight threaded holes of the front frame are all threadedly connected with first bolts;

[0012] Wherein, the interiors of the eight rear frame threaded holes are all threadedly connected with first bolts;

[0013] Among them, two first threaded holes are opened on the surface of the first smoke exhaust air duct body and the second smoke exhaust air duct body, and the interiors of the four first threaded holes are threadedly connected to the surfaces of the corresponding first bolts. Four second threaded holes are opened on the surface of the first smoke exhaust air duct body and the second smoke exhaust air duct body, and the interiors of the four second threaded holes are threadedly connected to the surfaces of the corresponding first bolts.

[0014] Preferably, twelve first connection threaded holes are provided on the surfaces of the two front connection frames;

[0015] Wherein, twelve first connection threaded holes are provided on the surfaces of the two rear connection frames;

[0016] Among them, twelve second bolts are arranged on the surface of the first smoke exhaust duct body, and the surfaces of the twelve second bolts are all connected to the internal threads of the first connecting threaded hole on the surface of the rear connecting frame corresponding to the first smoke exhaust duct body, and the surfaces of the twelve second bolts are all connected to the internal threads of the first connecting threaded hole on the surface of the front connecting frame corresponding to the second smoke exhaust duct body.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] (1) When installing two sections of the inorganic floating bead silicon crystal smoke exhaust duct, the limiting body of the first smoke exhaust duct body and the limiting groove of the second smoke exhaust duct body are set to connect them first, so that the corresponding threaded holes on the first smoke exhaust duct body and the second smoke exhaust duct body can be quickly aligned. Compared with aligning the threaded holes on the first smoke exhaust duct body and the second smoke exhaust duct body, the matching between the limiting body and the limiting groove can more easily achieve the overlap positioning of the connecting threaded holes of the first smoke exhaust duct body and the second smoke exhaust duct body.

[0019] (2) The inorganic floating bead silicon crystal smoke exhaust duct is provided with a carbon dioxide sensor. A carbon dioxide sensor is provided in the first smoke exhaust duct body and the second smoke exhaust duct body. When a fire occurs, the carbon dioxide sensor can quickly detect the change in carbon dioxide concentration to determine the occurrence of a fire, and then give people a reminder, thereby achieving the effect of a fire alarm. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is an overall schematic diagram of the first smoke exhaust air duct body of the utility model;

[0023] Figure 3 This is an overall schematic diagram of the front connection frame of the utility model;

[0024] Figure 4 It is an overall schematic diagram of the rear connection frame of the utility model.

[0025] Figure numerals: 1. first connecting threaded hole; 2. limiting groove; 3. front connecting frame; 4. first smoke exhaust duct body; 5. rear connecting frame; 6. first bolt; 7. second bolt; 8. second smoke exhaust duct body; 9. second connecting threaded hole; 10. first threaded hole; 11. limiting body; 12. second threaded hole; 13. front frame threaded hole; 14. rear frame threaded hole; 15. carbon dioxide sensor. DETAILED DESCRIPTION

[0026] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0027] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0028] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0029] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0030] See also Figure 1-4The utility model provides a technical solution: an inorganic floating bead silicon crystal smoke exhaust duct, comprising a first smoke exhaust duct body 4, the first smoke exhaust duct body 4 is used for the inorganic floating bead silicon crystal smoke exhaust duct, the first smoke exhaust duct body 4 is provided with a second smoke exhaust duct body 8 on the outside, and the surfaces of the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8 are both provided with a limiting groove 2;

[0031] The surfaces of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 are fixedly connected to the limiting body 11, and the interior of the corresponding limiting groove 2 of the second smoke exhaust air duct body 8 is in contact with the surface of the corresponding limiting body 11 of the first smoke exhaust air duct body 4;

[0032] The first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 are both fixedly connected with carbon dioxide sensors 15, and the models of the two carbon dioxide sensors 15 are MH-4 first threaded hole 10D infrared carbon dioxide gas sensors.

[0033] The surfaces of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 are both provided with four first threaded holes 10;

[0034] Therein, four second threaded holes 12 are formed on the surfaces of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 .

[0035] Front connection frames 3 are installed on the surfaces of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 , and four front frame threaded holes 13 are opened on the surfaces of the two front connection frames 3 .

[0036] The surfaces of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8 are both installed with rear connecting frames 5 , and the surfaces of the two rear connecting frames 5 are both provided with four rear frame threaded holes 14 .

[0037] The interiors of the eight front frame threaded holes 13 are all threadedly connected with first bolts 6;

[0038] The interiors of the eight rear frame threaded holes 14 are all threadedly connected with first bolts 6;

[0039] Among them, two first threaded holes 10 are opened on the surface of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8, and the insides of the four first threaded holes 10 are threadedly connected to the surface of the corresponding first bolt 6, and four second threaded holes 12 are opened on the surface of the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8, and the insides of the four second threaded holes 12 are threadedly connected to the surface of the corresponding first bolt 6.

[0040] Twelve first connection threaded holes 1 are provided on the surfaces of the two front connection frames 3;

[0041] The surfaces of the two rear connection frames 5 are each provided with twelve first connection threaded holes 1;

[0042] Among them, twelve second bolts 7 are arranged on the surface of the first smoke exhaust duct body 4, and the surfaces of the twelve second bolts 7 are all connected to the internal threads of the first connecting threaded hole 1 on the surface of the rear connecting frame 5 corresponding to the first smoke exhaust duct body 4, and the surfaces of the twelve second bolts 7 are all connected to the internal threads of the first connecting threaded hole 1 on the surface of the front connecting frame 3 corresponding to the second smoke exhaust duct body 8.

[0043] When it is necessary to install the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8, the sixteen first bolts 6 are rotated by external force, and the sixteen move to the corresponding first threaded holes 10, the second threaded holes 12, the front frame threaded holes 13, and the rear frame threaded holes 14. Then, the first smoke exhaust duct body 4 is driven to move by external force. The movement of the first smoke exhaust duct body 4 drives the corresponding limiting body 11 of the first smoke exhaust duct body 4 to move to the corresponding limiting groove 2 of the second smoke exhaust duct body 8 to limit the positional relationship between the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8. Then, the twelve second bolts 7 are rotated by external force and installed to the corresponding first connecting threaded holes 1.

[0044] When installing two sections of inorganic floating bead silicon crystal smoke exhaust ducts, the limiting body 11 of the first smoke exhaust duct body 4 and the limiting groove 2 of the second smoke exhaust duct body 8 are set to connect them first, so that the corresponding threaded holes on the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8 can be quickly aligned. Compared with aligning the threaded holes on the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8, the cooperation between the limiting body 11 and the limiting groove 2 can more easily perform the overlap positioning of the connecting threaded holes of the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8.

[0045] By setting a carbon dioxide sensor 15, a carbon dioxide sensor 15 is set in the first smoke exhaust air duct body 4 and the second smoke exhaust air duct body 8. When a fire occurs, the carbon dioxide sensor 15 can quickly detect the change in carbon dioxide concentration to determine the occurrence of a fire, and then give people a reminder, thereby achieving the effect of a fire alarm.

[0046] Working principle: When it is necessary to install the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8, the sixteen first bolts 6 are rotated by external force, and the sixteen move to the corresponding first threaded holes 10, the second threaded holes 12, the front frame threaded holes 13, and the rear frame threaded holes 14, and then the first smoke exhaust duct body 4 is driven to move by external force, and the movement of the first smoke exhaust duct body 4 drives the corresponding limiting body 11 of the first smoke exhaust duct body 4 to move to the corresponding limiting groove 2 of the second smoke exhaust duct body 8, to limit the positional relationship between the first smoke exhaust duct body 4 and the second smoke exhaust duct body 8, and then the twelve second bolts 7 are rotated by external force and installed to the corresponding first connecting threaded holes 1.

[0047] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An inorganic floating bead silicon crystal smoke exhaust duct, comprising a first smoke exhaust duct body (4), characterized in that: The first smoke exhaust air duct body (4) is used as an inorganic floating bead silicon crystal smoke exhaust air duct, a second smoke exhaust air duct body (8) is arranged outside the first smoke exhaust air duct body (4), and limiting grooves (2) are provided on the surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8); The surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8) are both fixedly connected to the limiting body (11), and the interior of the corresponding limiting groove (2) of the second smoke exhaust air duct body (8) is in contact with the surface of the corresponding limiting body (11) of the first smoke exhaust air duct body (4); Wherein, the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8) are both fixedly connected with a carbon dioxide sensor (15) inside.

2. The inorganic floating bead silicon crystal smoke exhaust duct according to claim 1, characterized in that: Four first threaded holes (10) are provided on the surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8); Wherein, four second threaded holes (12) are provided on the surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8).

3. The inorganic floating bead silicon crystal smoke exhaust duct according to claim 1, characterized in that: Front connection frames (3) are installed on the surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8), and four front frame threaded holes (13) are opened on the surfaces of the two front connection frames (3).

4. The inorganic floating bead silicon crystal smoke exhaust duct according to claim 1, characterized in that: The surfaces of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8) are both installed with rear connection frames (5), and the surfaces of the two rear connection frames (5) are both provided with four rear frame threaded holes (14).

5. The inorganic floating bead silicon crystal smoke exhaust duct according to claim 3 is characterized by: The interiors of the eight front frame threaded holes (13) are all threadedly connected with first bolts (6); The interiors of the eight rear frame threaded holes (14) are all threadedly connected with first bolts (6); Among them, two first threaded holes (10) are provided on the surface of the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8), and the insides of the four first threaded holes (10) are threadedly connected to the surface of the corresponding first bolt (6); the first smoke exhaust air duct body (4) and the second smoke exhaust air duct body (8) are provided with four second threaded holes (12), and the insides of the four second threaded holes (12) are threadedly connected to the surface of the corresponding first bolt (6).

6. The inorganic floating bead silicon crystal smoke exhaust duct according to claim 3, characterized in that: Twelve first connection threaded holes (1) are provided on the surfaces of the two front connection frames (3); Wherein, twelve first connection threaded holes (1) are provided on the surfaces of the two rear connection frames (5); Among them, twelve second bolts (7) are arranged on the surface of the first smoke exhaust air duct body (4), and the surfaces of the twelve second bolts (7) are all connected to the internal threads of the first connecting threaded hole (1) on the surface of the corresponding rear connecting frame (5) of the first smoke exhaust air duct body (4), and the surfaces of the twelve second bolts (7) are all connected to the internal threads of the first connecting threaded hole (1) on the surface of the corresponding front connecting frame (3) of the second smoke exhaust air duct body (8).

Images