Portable glass fiber reinforced plastic centrifugal fan

Abstract

The utility model discloses a portable glass fiber reinforced plastic centrifugal fan which comprises a storage box body, a cavity is formed in the storage box body, the interior of the cavity is connected with a fan body through a storage assembly, a cover plate is arranged at the top of the storage box body, and an air outlet pipe of the fan body penetrates through the top of the cover plate and is fixedly connected with the cover plate. According to the portable glass fiber reinforced plastic centrifugal fan, due to the arrangement of the containing assembly, when the fan is carried, the fan body can be completely contained in the cavity, a containing box body can be used for protecting the fan body, and when the fan is used, the output end of the motor drives the lead screw to rotate, the bearing plate is further driven to move up and down, and therefore the fan body can be protected. And the terrain clearance of the fan body can be adjusted according to requirements, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of fiberglass centrifugal fans, in particular to a portable fiberglass centrifugal fan. Background Art

[0002] A fiberglass centrifugal fan is a fan made of fiberglass material, also called an anti-corrosion centrifugal fan. Generally, a fiberglass centrifugal fan can be used in occasions with corrosive gases to discharge corrosive gases. The gas it conveys is not allowed to contain viscous substances, the dust and hard particles contained are less than or equal to 150 mg / m3, the gas temperature is less than or equal to 60 degrees, and the relative humidity is less than or equal to 100%.

[0003] The patent document with the application number CN207864229U discloses a portable fiberglass centrifugal fan, which includes a fiberglass centrifugal fan body and a motor assembly. A fixed frame is arranged at the bottom end of the fiberglass centrifugal fan body. A plurality of fixed seats are arranged on one side of the fixed frame. A fixed bracket is arranged outside the plurality of fixed seats. A roller is arranged inside the fixed bracket. A plurality of grooves are arranged on the surface of the fiberglass centrifugal fan body. A U-shaped pull rod is arranged outside the plurality of grooves. A transmission shaft is arranged outside the motor assembly. By arranging the U-shaped pull rod, the fixed seats, the fixed bracket, and the rollers, the centrifugal fan can be tilted slightly, and then the centrifugal fan can be moved labor-savingly through the rolling between the rollers and the ground. Moreover, when in use, the U-shaped pull rod and the rollers are both located at the center of gravity of the fan, improving the stability of the fan movement. The utility model has reasonable design, simple structure, safety and reliability, convenient use, and high practicability, and has good popularization and use value.

[0004] In the above related technology, when the carrying device moves the fiberglass centrifugal fan body, there is a lack of a protection device for it, which is easy to cause bumps to the fiberglass centrifugal fan body during the movement, and the use height of the fiberglass centrifugal fan cannot be adjusted during use. In view of the above problems, we have introduced a portable fiberglass centrifugal fan. Content of the Utility Model

[0005] The utility model discloses a portable fiberglass centrifugal fan, aiming to solve the technical problems that in the related technology, when the carrying device moves the fiberglass centrifugal fan body, there is a lack of a protection device for it, which is easy to cause bumps to the fiberglass centrifugal fan body during the movement, and the use height of the fiberglass centrifugal fan cannot be adjusted during use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A portable fiberglass centrifugal fan comprises a storage box body, a cavity is defined inside the storage box body, a fan body is connected to the cavity through a storage assembly, a cover is provided on the top of the storage box body, an air outlet duct of the fan body passes through the top of the cover and is fixedly connected to the cover, the storage assembly comprises a bearing plate, the bearing plate is fixed to the bottom of the fan body, a screw rod is connected to one side of the cavity through a motor, the screw rod passes through the bearing plate and is threadedly connected to the bearing plate, a fixing rod is fixedly installed inside the cavity and away from the motor, the fixing rod passes through the bearing plate and is slidably connected to the bearing plate.

[0008] By providing a storage component, the fan body can be completely stored inside the cavity when carried, wherein the storage box body can be used to protect the fan body, and when in use, the motor output end drives the screw to rotate, further driving the bearing plate to move up and down, which is conducive to adjusting the height of the fan body from the ground according to usage needs, and has a wider range of applications; it solves the technical problems in the related art that the carrying device lacks a protective device when moving the FRP centrifugal fan body, easily causes bumps to the FRP centrifugal fan body during movement, and the use height of the FRP centrifugal fan cannot be adjusted during use.

[0009] In a preferred solution, movable wheels are fixedly installed around the bottom of the storage box body, a fixed sleeve is fixedly installed on one side of the storage box body, a push plate is slidably connected to the inside of the fixed sleeve, positioning holes are equidistantly provided on one side of the push plate, a positioning bolt is threadedly connected to the outside of the fixed sleeve on one side near the top, and one end of the positioning bolt extends into one of the positioning holes and is threadedly connected to the positioning hole.

[0010] The fixed sleeve, the push plate, the positioning hole, the positioning bolt and the moving wheel are provided to facilitate pulling the storage box body, so as to facilitate carrying the storage box body, and the arrangement is also conducive to adjusting the extended length of the push plate according to the height of the user.

[0011] In a preferred solution, a limiting groove is provided on one side of the back wall of the cavity, a limiting block is slidably connected inside the limiting groove, and a side of the limiting block close to the supporting plate is fixedly connected to the supporting plate.

[0012] The sliding connection between the limit block and the limit groove is provided to help enhance the stability of the up and down movement of the bearing plate.

[0013] In a preferred solution, baffles are symmetrically fixedly installed inside the cavity and near the top, the top end of the screw rod is rotatably connected to one of the baffles, and the top end of the fixed rod is fixedly connected to the other baffle.

[0014] The baffle plate is provided to prevent the carrier plate from being separated from the cavity during the upward movement, thereby making the use more stable.

[0015] In a preferred embodiment, a fixing block is fixedly installed on one side of the storage box body near the bottom. A threaded rod is threadedly connected inside the fixing block, and a support plate is fixedly installed at the bottom of the threaded rod.

[0016] The provision of the fixing block, the threaded rod and the support plate is conducive to supporting the storage box body during use, making the use more stable.

[0017] In a preferred embodiment, sliding plates are symmetrically and fixedly installed on both sides of the cover plate. Sliding grooves are symmetrically formed on both side walls of the storage box body. The sliding plates extend into the sliding grooves and are slidably connected to the sliding grooves.

[0018] By arranging the sliding plates to extend into the sliding grooves and be slidably connected to the sliding grooves, it is beneficial to enhance the stability of the support connection of the cover plate.

[0019] In a preferred embodiment, air inlet grooves are formed on the surface of the storage box body, and dust-proof nets are fixedly installed inside the air inlet grooves.

[0020] By providing the air inlet grooves, it is beneficial to ensure that the air inlet of the fan body is not affected when the fan body is in use.

[0021] A portable fiberglass centrifugal fan provided by the present utility model has the following advantages:

[0022] Firstly, by providing a storage component, during carrying, it is beneficial to completely store the fan body inside the cavity. The storage box body can be used for protecting the fan body. And during use, the rotation of the lead screw is driven by the output end of the motor, further driving the carrier plate to move up and down, which is beneficial to adjusting the ground clearance of the fan body according to the usage requirements, with a wider scope of application; it solves the technical problems in the related art that when the carrying device moves the fiberglass centrifugal fan body, there is a lack of a protection device for it, and it is easy to cause bumps to the fiberglass centrifugal fan body during the movement, and the use height of the fiberglass centrifugal fan cannot be adjusted during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional storage view of a portable fiberglass centrifugal fan proposed by the present utility model.

[0024] Figure 2 It is an unfolded three-dimensional schematic view of a portable fiberglass centrifugal fan proposed by the present utility model.

[0025] Figure 3 It is a right top-down unfolded three-dimensional sectional view of a portable fiberglass centrifugal fan proposed by the present utility model.

[0026] Figure 4A right upward-looking unfolded three-dimensional sectional view of a portable fiberglass centrifugal fan proposed by the present utility model.

[0027] In the attached drawings: 1. Storage box body; 11. Cavity; 12. Slide groove; 13. Air inlet groove; 14. Fixed sleeve; 15. Push plate; 16. Positioning hole; 17. Positioning bolt; 18. Fixed block; 19. Threaded rod; 110. Support plate; 111. Movable wheel; 2. Cover plate; 21. Slide plate; 3. Storage component; 31. Bearing plate; 32. Lead screw; 33. Motor; 34. Baffle; 35. Fixed rod; 36. Limiting groove; 37. Limiting block; 4. Fan main body. Detailed implementation manners

[0028] Next, the technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Usually, the components of the embodiments of the present application described and marked in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the present application claimed, but only represents the selected embodiments of the present application. All other embodiments obtained by those skilled in the art based on the embodiments of the present application without creative efforts belong to the scope of protection of the present application.

[0029] A portable fiberglass centrifugal fan disclosed by the present utility model is mainly applied to the carrying scenario of the fiberglass centrifugal fan.

[0030] Refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a portable fiberglass centrifugal fan, comprising: a storage box body 1, a cavity 11 is opened inside the storage box body 1, a fan main body 4 is connected inside the cavity 11 through a storage component 3, a cover plate 2 is arranged on the top of the storage box body 1, and the air outlet pipe of the fan main body 4 penetrates through the top of the cover plate 2 and is fixedly connected to the cover plate 2. The storage component 3 includes a bearing plate 31, the bearing plate 31 is fixed at the bottom of the fan main body 4, a lead screw 32 is connected to one side inside the cavity 11 through a motor 33, the lead screw 32 penetrates through the bearing plate 31 and is threadedly connected to the bearing plate 31, and a fixed rod 35 is fixedly installed inside the cavity 11 and away from the motor 33. The fixed rod 35 penetrates through the bearing plate 31 and is slidably connected to the bearing plate 31.

[0031] Wherein, a limiting groove 36 is opened on one side of the back wall of the cavity 11, a limiting block 37 is slidably connected inside the limiting groove 36, and one side of the limiting block 37 close to the bearing plate 31 is fixedly connected to the bearing plate 31; by setting the sliding connection between the limiting block 37 and the limiting groove 36, it is beneficial to strengthen the stability of the up and down movement of the bearing plate 31.

[0032] Among them, a baffle 34 is symmetrically and fixedly installed inside the cavity 11 and near the top. The top end of the lead screw 32 is rotatably connected to one of the baffles 34, and the top end of the fixed rod 35 is fixedly connected to the other baffle 34. By providing the baffle 34, it is beneficial to prevent the bearing plate 31 from detaching from the inside of the cavity 11 during the upward movement, and the use is more stable.

[0033] Among them, sliding plates 21 are symmetrically and fixedly installed on both sides of the cover plate 2. Slide grooves 12 are symmetrically formed on both side walls of the storage box body 1. The sliding plates 21 extend into the slide grooves 12 and are slidably connected to the slide grooves 12. By providing the sliding plates 21 extending into the slide grooves 12 and being slidably connected to the slide grooves 12, it is beneficial to enhance the stability of the support connection of the cover plate 2.

[0034] Among them, an air inlet groove 13 is formed on the surface of the storage box body 1, and a dust-proof net is fixedly installed inside the air inlet groove 13. By providing the air inlet groove 13, it is beneficial to not affect the air intake of the air inlet of the fan main body 4 when the fan main body 4 is used.

[0035] In this embodiment: By providing the storage component 3, when carrying, it is beneficial to completely store the fan main body 4 inside the cavity 11. The storage box body 1 can be used for protecting the fan main body 4. And when in use, the output end of the motor 33 drives the lead screw 32 to rotate, further driving the bearing plate 31 to move up and down, which is beneficial to adjusting the ground clearance of the fan main body 4 according to the usage requirements, and the application range is wider; it solves the technical problems in the related art that when the carrying device moves the FRP centrifugal fan body, there is a lack of a protection device for it, and it is easy to cause bumps to the FRP centrifugal fan body during the movement, and the use height of the FRP centrifugal fan cannot be adjusted during use.

[0036] In the above technical solution, considering the problems of moving and supporting the storage box body 1, to solve such problems, the specific operations are as follows:

[0037] Refer to Figure 1 and Figure 2 In a preferred embodiment, moving wheels 111 are fixedly installed around the bottom of the storage box body 1. A fixed sleeve 14 is fixedly installed on one side of the storage box body 1. A push plate 15 is slidably connected inside the fixed sleeve 14. A plurality of positioning holes 16 are equidistantly formed on one side of the push plate 15. A positioning bolt 17 is threadedly connected to the outer side of the fixed sleeve 14 near the top. One end of the positioning bolt 17 extends into one of the positioning holes 16 and is threadedly connected to the positioning hole 16.

[0038] Among them, a fixing block 18 is fixedly installed on one side of the storage box body 1 close to the bottom. A threaded rod 19 is threadedly connected inside the fixing block 18, and a support plate 110 is fixedly installed at the bottom of the threaded rod 19. By providing the fixing block 18, the threaded rod 19 and the support plate 110, it is beneficial to support the storage box body 1 during use, making the use more stable.

[0039] In this embodiment: By providing the fixing sleeve 14, the push plate 15, the positioning hole 16, the positioning bolt 17 and the moving wheel 111, it is beneficial to pull the storage box body 1, facilitating the carrying of the storage box body 1, and the setting is beneficial to adjust the extended length of the push plate 15 according to the user's height.

[0040] Working principle: During use, by providing the storage component 3, during carrying, it is beneficial to completely store the fan main body 4 inside the cavity 11. The storage box body 1 can be used for protecting the fan main body 4. And during use, the output end of the motor 33 drives the lead screw 32 to rotate, further driving the bearing plate 31 to move up and down, which is beneficial to adjust the ground clearance of the fan main body 4 according to the usage requirements, and the applicable range is wider.

[0041] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. The substitution may be a substitution of some structures, devices, method steps, or a complete technical solution. Any equivalent substitution or change made according to the technical solution of the present invention and its inventive concept should be covered within the protection scope of the present invention.

Claims

1. A portable glass fiber reinforced plastic centrifugal fan, comprising a storage box body (1), characterized in that: The storage box body (1) has a cavity (11) formed inside, the cavity (11) is connected to a fan body (4) via a storage assembly (3), a cover plate (2) is provided on the top of the storage box body (1), an air outlet duct of the fan body (4) passes through the top of the cover plate (2) and is fixedly connected to the cover plate (2), the storage assembly (3) comprises a bearing plate (31), the bearing plate (31) is fixed to the bottom of the fan body (4), one side of the cavity (11) is connected to a screw rod (32) via a motor (33), the screw rod (32) passes through the bearing plate (31) and is threadedly connected to the bearing plate (31), a fixing rod (35) is fixedly installed inside the cavity (11) and away from the motor (33), the fixing rod (35) passes through the bearing plate (31) and is slidably connected to the bearing plate (31).

2. A portable glass fiber reinforced plastic centrifugal fan according to claim 1, characterized in that: The bottom of the storage box body (1) is fixedly provided with moving wheels (111), one side of the storage box body (1) is fixedly provided with a fixing sleeve (14), a push plate (15) is slidably connected inside the fixing sleeve (14), one side of the push plate (15) is provided with positioning holes (16) at equal intervals, a positioning bolt (17) is threadedly connected to the outer side of the fixing sleeve (14) near the top, and one end of the positioning bolt (17) extends into one of the positioning holes (16) and is threadedly connected to the positioning hole (16).

3. A portable glass fiber reinforced plastic centrifugal fan according to claim 1, characterized in that: A limiting groove (36) is provided on one side of the back wall of the cavity (11), a limiting block (37) is slidably connected inside the limiting groove (36), and a side of the limiting block (37) close to the supporting plate (31) is fixedly connected to the supporting plate (31).

4. A portable glass fiber reinforced plastic centrifugal fan according to claim 1, characterized in that: Baffles (34) are symmetrically fixedly installed inside the cavity (11) and near the top. The top of the screw rod (32) is rotatably connected to one of the baffles (34), and the top of the fixed rod (35) is fixedly connected to the other baffle (34).

5. The portable glass fiber reinforced plastic centrifugal fan according to claim 1, characterized in that: A fixing block (18) is fixedly installed on one side of the storage box body (1) close to the bottom, a threaded rod (19) is internally threadedly connected to the fixing block (18), and a support plate (110) is fixedly installed on the bottom of the threaded rod (19).

6. The portable glass fiber reinforced plastic centrifugal blower according to claim 1, characterized in that: Slide plates (21) are symmetrically fixedly installed on both sides of the cover plate (2), and slide grooves (12) are symmetrically opened on the side walls of the storage box body (1). The slide plates (21) extend into the inside of the slide grooves (12) and are slidably connected to the slide grooves (12).

7. The portable glass fiber reinforced plastic centrifugal blower according to claim 1, characterized in that: An air inlet slot (13) is provided on the surface of the storage box body (1), and a dustproof net is fixedly installed inside the air inlet slot (13).

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