Industrial workshop ventilation quantity detection device

Abstract

The utility model relates to the field of ventilation quantity detection, and particularly discloses an industrial workshop ventilation quantity detection device which comprises a ventilation pipeline and a ventilation rotating device. The ventilation pipeline is composed of a lower pipeline body and an upper pipeline body, a connecting rod is arranged between the lower pipeline body and the upper pipeline body, rotating ring grooves are formed in the lower pipeline body and the upper pipeline body, the ventilation rotating device is arranged between the lower pipeline body and the upper pipeline body, and a rotating plate is arranged on the ventilation rotating device. The rotating plate is arranged in the rotating ring groove, fan blades are arranged on the temporal portion of the ventilation rotating device, a rotating speed detection device is arranged on the top of the lower pipeline, a mounting plate is arranged at the bottom of the ventilation pipeline, the mounting plate is arranged at the bottom of the lower pipeline, and a plurality of mounting holes are formed in the mounting plate. According to the industrial workshop ventilation quantity detection device provided by the utility model, the ventilation quantity of the current ventilation pipeline is calculated by calculating the rotating speed of the ventilation rotating device on the ventilation pipeline.

Description

Technical Field

[0001] The utility model relates to the field of ventilation volume detection, in particular to a ventilation volume detection device for an industrial workshop. Background Art

[0002] The ventilation volume detection device directly determines whether the air in the industrial workshop can meet the needs of personnel, dilute harmful gases and dust, and ensure safe production. Therefore, the detection of mine ventilation volume detection devices is of great importance.

[0003] The existing ventilation volume detection device is installed inside the ventilation duct. While detecting the ventilation volume inside the ventilation duct, the ventilation volume detection device also reduces the air circulation inside the ventilation duct, thereby reducing the ventilation volume. Therefore, an industrial workshop ventilation volume detection device is proposed. Utility Model Content

[0004] The utility model aims to provide a ventilation volume detection device for an industrial workshop to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ventilation volume detection device for an industrial workshop, comprising a ventilation duct and a ventilation rotating device; the ventilation duct is composed of a lower duct and an upper duct, a connecting rod is arranged between the lower duct and the upper duct, a rotating ring groove is arranged inside the lower duct and the upper duct, the ventilation rotating device is arranged between the lower duct and the upper duct, a rotating plate is arranged on the ventilation rotating device, the rotating plate is arranged inside the rotating ring groove, a fan blade is arranged on the temple of the ventilation rotating device, and a rotation speed detection device is arranged on the top of the lower duct.

[0006] Preferably, a mounting plate is provided on the bottom of the ventilation duct, the mounting plate is arranged at the bottom of the lower duct, a plurality of mounting holes are arranged on the mounting plate, and the ventilation duct can be installed through the mounting plate.

[0007] Preferably, the rotating plate is provided with an arc groove, a rotating pulley is provided inside the arc groove, the rotating pulley is fitted on the inner wall of the rotating ring groove, the rotating pulley is in contact with the inner wall of the arc groove, and the rotating plate is driven to rotate by the rotating pulley.

[0008] Preferably, the rotating pulley is provided with an axle body, and clamping plates are provided on both ends of the axle body, the clamping plates are connected and fixed to the rotating plate, and the clamping plates and the axle body fix the rotating pulley.

[0009] Preferably, the surface of the rotating plate is a smooth surface, and smooth surfaces are provided on the top of the lower pipe and the bottom of the upper pipe, so that friction is reduced through contact between the smooth surfaces.

[0010] Preferably, lubricating oil is provided inside the rotating ring groove, and the lubricating oil is used to lubricate the inside of the rotating ring groove to reduce friction.

[0011] Preferably, the rotation speed detection device is connected to the ventilation rotating device, and the rotation speed of the ventilation rotating device is detected by the rotation speed detection device, so that the ventilation volume corresponding to the current rotation speed is obtained by calculation.

[0012] Preferably, the connecting rod is in a U-shaped structure, one end of the connecting rod is fixed to the outer wall of the lower pipe, and the other end is fixed to the outer wall of the upper pipe, and the connecting rod serves to fix the upper pipe.

[0013] Compared with the prior art, the beneficial effects of the utility model are: by setting a lower duct and an upper duct, the ventilation rotating device is set between the lower duct and the upper duct, thereby reducing the obstruction of the ventilation rotating device to the inside of the ventilation duct, avoiding reducing the ventilation volume while detecting the ventilation volume; the rotation of the ventilation rotating device is realized by the set rotating plate and rotating pulley; the ventilation channel is conveniently installed and fixed by the set mounting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the utility model;

[0018] Numbers in the figure: 1, ventilation duct; 11, lower duct; 12, upper duct; 13, connecting rod; 14, rotating ring groove; 15, mounting plate; 2, ventilation rotating device; 21, rotating plate; 211, clamping plate; 22, rotating pulley; 23, fan blade. DETAILED DESCRIPTION

[0019] 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 of 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.

[0020] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships 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.

[0021] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-4 The utility model provides a technical solution: a ventilation volume detection device for an industrial workshop, comprising a ventilation duct 1 and a ventilation rotating device 2; the ventilation duct 1 is composed of a lower duct 11 and an upper duct 12, a connecting rod 13 is arranged between the lower duct 11 and the upper duct 12, a rotating ring groove 14 is arranged inside the lower duct 11 and the upper duct 12, the ventilation rotating device 2 is arranged between the lower duct 11 and the upper duct 12, a rotating plate 21 is arranged on the ventilation rotating device 2, the rotating plate 21 is arranged inside the rotating ring groove 14, a fan blade 23 is arranged at the temporal part of the ventilation rotating device 2, and a speed detection device is arranged on the top of the lower duct 11.

[0023] Furthermore, a mounting plate 15 is provided on the bottom of the ventilation duct 1 . The mounting plate 15 is provided at the bottom of the lower duct 11 . A plurality of mounting holes are provided on the mounting plate 15 . The ventilation duct 1 can be installed through the mounting plate 15 .

[0024] Furthermore, an arc groove is provided on the rotating plate 21, and a rotating pulley 22 is provided inside the arc groove. The rotating pulley 22 is attached to the inner wall of the rotating ring groove 14, and the rotating pulley 22 contacts the inner wall of the arc groove, and the rotating plate 21 is driven to rotate by the rotating pulley 22.

[0025] Furthermore, a shaft body is provided on the rotating pulley 22 , and clamping plates 211 are provided on both ends of the shaft body. The clamping plates 211 are connected and fixed on the rotating plate 21 , and the clamping plates 211 and the shaft body fix the rotating pulley 22 .

[0026] Furthermore, the surface of the rotating plate 21 is a smooth surface, and smooth surfaces are provided on the top of the lower pipe 11 and the bottom of the upper pipe 12, so that friction is reduced through contact between the smooth surfaces.

[0027] Furthermore, lubricating oil is provided inside the rotating ring groove 14, and the lubricating oil is used to lubricate the inside of the rotating ring groove 14 to reduce friction.

[0028] Furthermore, the rotation speed detection device is connected to the ventilation rotating device 2, and the rotation speed of the ventilation rotating device 2 is detected by the rotation speed detection device, so as to obtain the ventilation volume corresponding to the current rotation speed by calculation.

[0029] Furthermore, the connecting rod 13 is in a U-shaped structure, one end of the connecting rod 13 is fixed to the outer wall of the lower pipe 11 , and the other end is fixed to the outer wall of the upper pipe 12 , and the connecting rod 13 serves to fix the upper pipe 12 .

[0030] Working principle: The ventilation duct 1 is installed on the wall or top of the industrial workshop through the mounting plate 15. When gas circulation is realized inside and outside the industrial workshop, the airflow drives the ventilation rotating device 2 to rotate through the fan blades 23, so that the speed detection device detects the speed of the ventilation rotating device 2, thereby calculating the current ventilation volume; the resistance of the rotating plate 21 in the rotating ring groove 14 is reduced by setting the rotating plate 21 and the rotating pulley 22, thereby improving the rotation efficiency.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ventilation volume detection device for industrial workshops, characterized in that: The invention comprises a ventilation duct (1) and a ventilation rotating device (2); the ventilation duct (1) is composed of a lower duct (11) and an upper duct (12); a connecting rod (13) is arranged between the lower duct (11) and the upper duct (12); a rotating ring groove (14) is arranged inside the lower duct (11) and the upper duct (12); the ventilation rotating device (2) is arranged between the lower duct (11) and the upper duct (12); a rotating plate (21) is arranged on the ventilation rotating device (2); the rotating plate (21) is arranged inside the rotating ring groove (14); a fan blade (23) is arranged at the top of the ventilation rotating device (2); and a rotation speed detection device is arranged on the top of the lower duct (11).

2. The industrial workshop ventilation volume detection device according to claim 1 is characterized in that: A mounting plate (15) is arranged on the bottom of the ventilation duct (1), the mounting plate (15) is arranged on the bottom of the lower duct (11), and a plurality of mounting holes are arranged on the mounting plate (15).

3. The industrial workshop ventilation volume detection device according to claim 1 is characterized in that: The rotating plate (21) is provided with an arc groove, a rotating pulley (22) is provided inside the arc groove, and the rotating pulley (22) is fitted on the inner wall of the rotating ring groove (14).

4. The industrial workshop ventilation volume detection device according to claim 3 is characterized in that: The rotating pulley (22) is provided with an axle body, and clamping plates (211) are provided at both ends of the axle body, and the clamping plates (211) are connected and fixed on the rotating plate (21).

5. The industrial workshop ventilation volume detection device according to claim 1 is characterized in that: The surface of the rotating plate (21) is a smooth surface, and smooth surfaces are provided on the top of the lower pipe (11) and the bottom of the upper pipe (12).

6. The industrial workshop ventilation volume detection device according to claim 1 is characterized in that: Lubricating oil is arranged inside the rotating ring groove (14).

7. The industrial workshop ventilation rate detection device according to claim 1 is characterized in that: The rotation speed detection device is connected to the ventilation rotating device (2).

8. The industrial workshop ventilation volume detection device according to claim 1 is characterized in that: The connecting rod (13) is in a U-shaped structure; one end of the connecting rod (13) is fixed to the outer wall of the lower pipe (11), and the other end is fixed to the outer wall of the upper pipe (12).

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