Micro-directional hood device

Abstract

The utility model relates to the technical field of air caps, in particular to a micro-directional air cap device which comprises an air distribution piece, the inner wall of the air distribution piece is connected with the outer wall of a locking piece in a sliding mode, when installation is needed, an air cap body is inserted from an opening of an installation cavity, and at the moment, the inclined face of the bottom of the air cap body makes contact with the inclined face of a limiting block. Along with further insertion of the air cap body, the limiting block is pushed into the limiting cavity and compresses the spring, when the air cap body is completely inserted into a designated position, the limiting block is aligned with the groove in the air cap body, the spring releases pressure and pushes the limiting block to enter the groove, preliminary positioning is achieved, then the limiting rod is screwed into the threaded hole by rotating the rotating disc, and the air cap body is completely inserted into the designated position. The other end of the limiting rod is inserted into the limiting hole of the air cap body to be further fixed, the overall stability of the device is enhanced, loosening or falling caused by too large air pressure or vibration is prevented, all the components are easy to disassemble and convenient to install and maintain, the assembly efficiency is improved, and convenience is brought to use of people.

Description

Technical Field

[0001] The utility model relates to the technical field of wind hoods, in particular to a micro-directional wind hood device. Background Art

[0002] The hoods generally include mushroom head hoods, bell hoods, umbrella hoods, cone hoods, etc. The hoods are installed on the air distribution plate. Their main function is to evenly deliver the wind required for fluidized fuel into the boiler furnace, so that the charge in the boiler can fluidize normally.

[0003] Currently, most micro-directional hood devices on the market need to be installed on air distribution plates for use. The installation may involve multiple steps, including measurement, positioning, drilling, fixing, etc. The cumbersome installation steps cause the workers to spend a long time during installation and maintenance, reducing work efficiency. Utility Model Content

[0004] The purpose of the present utility model is to provide a micro-directional hood device to solve the problem that the cumbersome installation steps proposed in the above background technology cause the workers to spend a long time during installation and maintenance, which reduces the work efficiency. In order to achieve the above purpose, the present utility model provides the following technical solutions: a micro-directional hood device, including an air distribution member, the inner wall of the air distribution member is slidably connected with the outer wall of the locking member, the outer wall of the locking member is movably abutted against the inner wall of the air guide member, the outer wall of the air guide member is movably sleeved with the inner wall of the air distribution member, the locking member includes a protective cover, a spring and a limit block, and the air guide member is composed of a hood body, a groove, a vent, a filter and a limit hole.

[0005] The top of the air distribution member is fixedly connected to the bottom of the first limiting member, the inner wall of the first limiting member is threadedly connected to the outer wall of one end of the second limiting member, the outer wall of the other end of the second limiting member is movably plugged into the inner wall of the air guide member, the inner wall of the air guide member near the top end is threadedly connected to the outer wall of the adjustment member near the bottom end, and the top of the adjustment member is fixedly connected to the bottom end of the operating member.

[0006] Preferably, the air distribution component consists of an air distribution plate, an installation cavity, a limiting cavity and a working cavity, and the inner wall of the air distribution plate is provided with an installation cavity, the installation cavity runs through the top and bottom of the air distribution plate, and the air distribution plate is provided with a limiting cavity near the inner wall of the installation cavity, and the air distribution plate is provided with a working cavity near the inner wall of the limiting cavity.

[0007] Preferably, the inner wall of the protective cover is movably abutted against the outer wall of the spring, and one end of the spring is fixedly connected to one side of the limit block, the spring and the limit block are both arranged in the working cavity, and the other end of the spring and one end of the protective cover are both fixedly connected to the inner wall of the installation cavity, the limit block is arranged in the limit cavity, and the outer wall of the limit block is slidably connected to the inner wall of the limit cavity, and the cross-sectional shape of the side of the limit block away from the spring is set to an inclined surface.

[0008] Preferably, a groove is provided on the outer wall of the hood body near the bottom, and a vent is provided on the outer wall of the hood body near the top, a filter is provided in the vent, and a limiting hole is provided on the outer wall of the hood body near the groove, the cross-sectional shapes of the bottom of the hood body and near the top of the groove are both set to be inclined, and the outer wall of the hood body is movably connected with the inner wall of the installation cavity, and the inner wall of the groove is movably abutted against the outer wall of the limit block.

[0009] Preferably, the first limiting member includes a supporting block and a threaded hole, and the inner wall of the supporting block close to the top is provided with a threaded hole, and the bottom of the supporting block is fixedly connected to the top of the air distribution plate.

[0010] Preferably, the second limiting member is composed of a limiting rod and a rotating disk, and a rotating disk is provided at one end of the limiting rod, the outer wall of the limiting rod near one end is threadedly connected to the inner wall of the threaded hole, and the outer wall of the limiting rod near the other end is movably plugged into the inner wall of the limiting hole.

[0011] Preferably, the adjusting member includes a threaded column, a sealing gasket and an air guide plate, and the bottom of the threaded column is fixedly connected to the top of the sealing gasket, the bottom of the sealing gasket is fixedly connected to the top of the air guide plate, and the outer wall of the threaded column near the top is threadedly connected to the inner wall of the hood body near the top.

[0012] Preferably, the operating member is composed of a connecting column and an operating disk, and the top end of the connecting column is fixedly connected to the bottom of the operating disk, and the bottom end of the connecting column is fixedly connected to the top end of the threaded column.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, when the hood body needs to be installed, it is inserted from the opening of the installation cavity. At this time, the inclined surface of the bottom of the hood body will contact the inclined surface of the limit block. As the hood body is further inserted, the limit block is pushed into the limit cavity to compress the spring. When the hood body is fully inserted into the specified position, the limit block is aligned with the groove on the hood body, and the spring releases the pressure to push the limit block into the groove to achieve preliminary positioning. Next, by rotating the rotating disk, the limit rod is screwed into the threaded hole so that the other end of the limit rod is inserted into the limit hole of the hood body to further fix it, thereby enhancing the overall stability of the device and preventing loosening or falling off due to excessive wind pressure or vibration. Each component is easy to disassemble, which is convenient for installation and maintenance, thereby improving assembly efficiency and bringing convenience to people's use.

[0015] In the utility model, the connecting column is driven to rotate by rotating the operating disk, and then the threaded column is driven to rotate, so that it moves downward in the hood body. As the threaded column moves, the sealing gasket and the air guide plate also move up and down accordingly. The position change of the air guide plate directly affects the effective area of ​​the vent, thereby adjusting the air flow speed and total amount through the vent to adapt to different usage environments or needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a cross-sectional view of the utility model;

[0018] Figure 3 It is an exploded view of the utility model;

[0019] Figure 4 It is a cross-sectional view of the air distribution member in the utility model;

[0020] Figure 5 It is an exploded view of the locking member in the utility model;

[0021] Figure 6 It is a cross-sectional view of the air guide member in the utility model;

[0022] Figure 7 An exploded view of the first limiting member and the second limiting member in the utility model;

[0023] Figure 8 It is an exploded view of the adjusting part and the operating part in the utility model.

[0024] In the figure: 1. air distribution member; 101. air distribution plate; 102. installation cavity; 103. limit cavity; 104. working cavity; 2. locking member; 201. protective cover; 202. spring; 203. limit block; 3. air guide member; 301. hood body; 302. groove; 303. vent; 304. filter; 305. limit hole; 4. first limit member; 401. support block; 402. threaded hole; 5. second limit member; 501. limit rod; 502. rotating disk; 6. adjusting member; 601. threaded column; 602. sealing gasket; 603. air guide plate; 7. operating member; 701. connecting column; 702. operating disk. 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 technical personnel in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figures 1 to 8 The utility model provides a technical solution: a micro-directional hood device, including an air distribution member 1, the inner wall of the air distribution member 1 is slidably connected to the outer wall of the locking member 2, the outer wall of the locking member 2 is movably abutted against the inner wall of the air guide member 3, the outer wall of the air guide member 3 is movably sleeved with the inner wall of the air distribution member 1, the locking member 2 includes a protective cover 201, a spring 202 and a limit block 203, and the air guide member 3 is composed of a hood body 301, a groove 302, a vent 303, a filter screen 304 and a limit hole 305.

[0027] The top of the air distribution member 1 is fixedly connected to the bottom of the first limiting member 4, the inner wall of the first limiting member 4 is threadedly connected to the outer wall of one end of the second limiting member 5, the outer wall of the other end of the second limiting member 5 is movably plugged into the inner wall of the air guide member 3, the inner wall of the air guide member 3 near the top is threadedly connected to the outer wall of the adjusting member 6 near the bottom, and the top of the adjusting member 6 is fixedly connected to the bottom end of the operating member 7.

[0028] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, the air distribution member 1 consists of an air distribution plate 101, an installation cavity 102, a limiting cavity 103 and a working cavity 104, and the inner wall of the air distribution plate 101 is provided with an installation cavity 102, the installation cavity 102 runs through the top and the bottom of the air distribution plate 101, and the air distribution plate 101 is provided with a limiting cavity 103 on the inner wall near the installation cavity 102, and the air distribution plate 101 is provided with a working cavity 104 on the inner wall near the limiting cavity 103, and the air distribution plate 101 is used to guide the airflow into the hood.

[0029] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8As shown, the inner wall of the protective cover 201 is movably abutted against the outer wall of the spring 202, and one end of the spring 202 is fixedly connected to one side of the limit block 203, the spring 202 and the limit block 203 are both arranged in the working cavity 104, and the other end of the spring 202 and one end of the protective cover 201 are both fixedly connected to the inner wall of the installation cavity 102, the limit block 203 is arranged in the limit cavity 103, and the outer wall of the limit block 203 is slidably connected to the inner wall of the limit cavity 103, and the cross-sectional shape of the side of the limit block 203 away from the spring 202 is set to an inclined surface, and in the unassembled state, the limit block 203 protrudes from the limit cavity 103 under the action of the spring 202.

[0030] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, a groove 302 is provided on the outer wall of the hood body 301 near the bottom, and a vent 303 is provided on the outer wall of the hood body 301 near the top, a filter 304 is arranged in the vent 303, and a limiting hole 305 is provided on the outer wall of the hood body 301 near the groove 302, the cross-sectional shapes of the bottom of the hood body 301 and the top of the groove 302 are both set as inclined surfaces, and the outer wall of the hood body 301 is movably connected with the inner wall of the installation cavity 102, and the inner wall of the groove 302 is movably connected with the outer wall of the limiting block 203 Dynamic abutment, when installation is required, the hood body 301 is inserted from the opening of the installation cavity 102, at this time, the inclined surface at the bottom of the hood body 301 will contact the inclined surface of the limit block 203, with the further insertion of the hood body 301, the limit block 203 is pushed into the limit cavity 103, compressing the spring 202, when the hood body 301 is fully inserted into the specified position, the limit block 203 is aligned with the groove 302 on the hood body 301, the spring 202 releases the pressure, and pushes the limit block 203 into the groove 302 to achieve preliminary positioning.

[0031] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, the first limiting member 4 includes a support block 401 and a threaded hole 402, and a threaded hole 402 is provided on the inner wall of the support block 401 near the top, the bottom of the support block 401 is fixedly connected to the top of the air distribution plate 101, and other components can be conveniently connected through the threaded hole 402.

[0032] In this embodiment, Figure 1 , Figure 2, Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, the second limiting member 5 is composed of a limiting rod 501 and a rotating disk 502, and a rotating disk 502 is provided at one end of the limiting rod 501, the outer wall of the limiting rod 501 near one end is threadedly connected to the inner wall of the threaded hole 402, and the outer wall of the limiting rod 501 near the other end is movably plugged into the inner wall of the limiting hole 305, then by rotating the rotating disk 502, the limiting rod 501 is screwed into the threaded hole 402, so that the other end of the limiting rod 501 is inserted into the limiting hole 305 of the hood body 301, further fixed, thereby enhancing the overall stability of the device and preventing loosening or falling off due to excessive wind pressure or vibration. Each component is easy to disassemble, convenient for installation and maintenance, thereby improving assembly efficiency and bringing convenience to people's use.

[0033] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, the adjusting member 6 includes a threaded column 601, a sealing gasket 602 and an air guide plate 603, and the bottom of the threaded column 601 is fixedly connected to the top of the sealing gasket 602, the bottom of the sealing gasket 602 is fixedly connected to the top of the air guide plate 603, and the outer wall of the threaded column 601 near the top is threadedly connected to the inner wall of the hood body 301 near the top, and the effective area of ​​the vent 303 is directly affected by the position change of the air guide plate 603, thereby adjusting the air flow speed and total amount through the vent 303 to adapt to different usage environments or needs.

[0034] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8As shown, the operating member 7 is composed of a connecting column 701 and an operating disk 702, and the top of the connecting column 701 is fixedly connected to the bottom of the operating disk 702, and the bottom of the connecting column 701 is fixedly connected to the top of the threaded column 601. The connecting column 701 is driven to rotate by rotating the operating disk 702, and then the threaded column 601 is driven to rotate, so that it moves downward in the hood body 301. With the movement of the threaded column 601, the sealing gasket 602 and the air guide plate 603 also move up and down accordingly. The position change of the air guide plate 603 directly affects the effective area of ​​the vent 303, thereby adjusting the air flow speed and total amount through the vent 303 to adapt to different usage environments or needs.

[0035] The use method and advantages of the utility model: When the micro-directional wind cap device is working, the working process is as follows:

[0036] As in this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, when the hood body 301 needs to be installed, it is inserted from the opening of the installation cavity 102. At this time, the inclined surface at the bottom of the hood body 301 will contact the inclined surface of the limit block 203. As the hood body 301 is further inserted, the limit block 203 is pushed into the limit cavity 103, compressing the spring 202. When the hood body 301 is fully inserted into the specified position, the limit block 203 is aligned with the groove 302 on the hood body 301, and the spring 202 releases the pressure to push the limit block 203 into the groove 302 to achieve preliminary positioning. Next, by rotating the rotating disk 502, the limit rod 501 is screwed into the threaded hole 402, so that the other end of the limit rod 501 is inserted into the limit of the hood body 301. The vent 303 is fixed in the positioning hole 305, which enhances the overall stability of the device and prevents loosening or falling off due to excessive wind pressure or vibration. The various components are easy to disassemble, easy to install and maintain, and the assembly efficiency is improved, which brings convenience to people's use. The connecting column 701 is driven to rotate by rotating the operating disk 702, and then the threaded column 601 is driven to rotate to move downward in the hood body 301. As the threaded column 601 moves, the sealing gasket 602 and the air guide plate 603 also move up and down accordingly. The position change of the air guide plate 603 directly affects the effective area of ​​the vent 303, thereby adjusting the air flow speed and total amount through the vent 303 to adapt to different usage environments or needs.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A micro-directional hood device, comprising an air distribution member (1), characterized in that: The inner wall of the wind distributing member (1) is slidably connected to the outer wall of the locking member (2); the outer wall of the locking member (2) is movably abutted against the inner wall of the wind guiding member (3); the outer wall of the wind guiding member (3) is movably sleeved with the inner wall of the wind distributing member (1); the locking member (2) comprises a protective cover (201), a spring (202) and a limit block (203); the wind guiding member (3) comprises a hood body (301), a groove (302), a vent (303), a filter screen (304) and a limit hole (305); The top of the air distribution member (1) is fixedly connected to the bottom of the first limiting member (4), the inner wall of the first limiting member (4) is threadedly connected to the outer wall of one end of the second limiting member (5), the outer wall of the other end of the second limiting member (5) is movably plugged into the inner wall of the air guide member (3), the inner wall of the air guide member (3) near the top is threadedly connected to the outer wall of the adjustment member (6) near the bottom, and the top of the adjustment member (6) is fixedly connected to the bottom of the operating member (7).

2. A micro-directional hood device according to claim 1, characterized in that: The air distribution member (1) is composed of an air distribution plate (101), an installation cavity (102), a limiting cavity (103) and a working cavity (104), and the inner wall of the air distribution plate (101) is provided with an installation cavity (102), the installation cavity (102) runs through the top and bottom of the air distribution plate (101), and the inner wall of the air distribution plate (101) close to the installation cavity (102) is provided with a limiting cavity (103), and the inner wall of the air distribution plate (101) close to the limiting cavity (103) is provided with a working cavity (104).

3. A micro-directional hood device according to claim 2, characterized in that: The inner wall of the protective sleeve (201) is movably abutted against the outer wall of the spring (202), and one end of the spring (202) is fixedly connected to one side of the limit block (203); the spring (202) and the limit block (203) are both arranged in the working cavity (104), and the other end of the spring (202) and one end of the protective sleeve (201) are both fixedly connected to the inner wall of the installation cavity (102); the limit block (203) is arranged in the limit cavity (103), and the outer wall of the limit block (203) is slidably connected to the inner wall of the limit cavity (103); and the cross-sectional shape of the side of the limit block (203) away from the spring (202) is arranged as an inclined surface.

4. A micro-directional hood device according to claim 3, characterized in that: The outer wall of the hood body (301) near the bottom is provided with a groove (302), and the outer wall of the hood body (301) near the top is provided with a vent (303), a filter (304) is provided in the vent (303), and a limit hole (305) is provided on the outer wall of the hood body (301) near the groove (302), the cross-sectional shapes of the bottom of the hood body (301) and the top of the groove (302) are both arranged as inclined surfaces, and the outer wall of the hood body (301) is movably sleeved with the inner wall of the installation cavity (102), and the inner wall of the groove (302) is movably abutted with the outer wall of the limit block (203).

5. A micro-directional hood device according to claim 2, characterized in that: The first limiting member (4) comprises a support block (401) and a threaded hole (402), and the threaded hole (402) is provided on the inner wall of the support block (401) close to the top, and the bottom of the support block (401) is fixedly connected to the top of the air distribution plate (101).

6. A micro-directional hood device according to claim 5, characterized in that: The second limiting member (5) is composed of a limiting rod (501) and a rotating disk (502), and the rotating disk (502) is provided at one end of the limiting rod (501), the outer wall of the limiting rod (501) close to one end is threadedly connected to the inner wall of the threaded hole (402), and the outer wall of the limiting rod (501) close to the other end is movably plugged into the inner wall of the limiting hole (305).

7. A micro-directional hood device according to claim 4, characterized in that: The adjusting member (6) comprises a threaded column (601), a sealing gasket (602) and an air guide plate (603), wherein the bottom of the threaded column (601) is fixedly connected to the top of the sealing gasket (602), the bottom of the sealing gasket (602) is fixedly connected to the top of the air guide plate (603), and the outer wall of the threaded column (601) near the top is threadedly connected to the inner wall of the hood body (301) near the top.

8. A micro-directional hood device according to claim 7, characterized in that: The operating member (7) is composed of a connecting column (701) and an operating disk (702), wherein the top end of the connecting column (701) is fixedly connected to the bottom end of the operating disk (702), and the bottom end of the connecting column (701) is fixedly connected to the top end of the threaded column (601).

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