CN222502194U

CN222502194U - Ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain

Info

Publication number: CN222502194U
Application number: CN202421054379.XU
Authority: CN
Inventors: 戈建鸣; 刘华锦; 万胜; 马建旺
Original assignee: Jiangsu Jinchuang Shipping Equipment Co ltd; KTK Group Co Ltd
Current assignee: Jiangsu Jinchuang Shipping Equipment Co ltd; KTK Group Co Ltd
Priority date: 2024-05-15
Filing date: 2024-05-15
Publication date: 2025-02-18
Anticipated expiration: 2034-05-15

Abstract

The utility model discloses a ship heating ventilation centrifugal fan convenient to disassemble and maintain, which relates to the technical field of centrifugal fans and comprises a base assembly and a centrifugal fan assembly arranged at the upper end of the base assembly, wherein an adjusting assembly is arranged at the lower end of the centrifugal fan assembly and comprises a cavity box and a rotating rod rotatably connected to the top of the cavity box, a third gear is rotatably connected inside the cavity box and fixedly connected with the rotating rod, the bottom of the centrifugal fan assembly is fixedly connected with the top of the rotating rod, a first motor is arranged inside the cavity box, a first lead screw is rotatably connected with the inner cavity of the cavity box, one end of the first lead screw is fixedly connected with a first bevel gear, the first bevel gear is connected with the output end of the first motor, and a toothed bar block is connected with the periphery of the first lead screw in a threaded manner.

Description

Ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain

Technical Field

The utility model relates to the technical field of centrifugal fans, in particular to a ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain.

Background

The centrifugal fan is a machine for increasing the pressure of gas and discharging the gas by means of input mechanical energy. Centrifugal fans are widely used for ventilation, dust removal, cooling and the like in factories, mines, ships and buildings. In addition to being used to heat the indoor recirculated air, it may also be used to heat a portion of the outdoor fresh air. The general centrifugal fan for the ship heating mainly comprises a shell, an impeller, a motor and a base, wherein a fan concrete foundation, a fan base and a connection between the fan base are used as a supporting system of the fan, but in the practical application of the fan, as the centrifugal fan body and the base which is matched with the centrifugal fan body are fixedly arranged, most users are inconvenient to assemble, disassemble and maintain the fan.

On the basis, through patent network search, the application number is CN2622442Y, which discloses a centrifugal fan;

The defects of the prior centrifugal fan are that the structure function of the traditional centrifugal fan is simpler, most of the fans are fixed at a certain position, only the specific direction position can be operated, the direction of the air opening of the fan cannot be changed conveniently by a user, and the using effect of the centrifugal fan is affected.

The problems described above are addressed. Therefore, the ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain is provided.

Disclosure of utility model

The utility model aims to provide a ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain, and the device is adopted to work, so that the problems that in the background art, the traditional centrifugal fan is simpler in structure function, most of fans are fixed at a certain position, only work can be performed on specific direction positions, a user cannot conveniently change the direction of an air opening of the fan, and the using effect of the centrifugal fan is affected are solved.

The utility model provides the technical scheme that the ship heating ventilation centrifugal fan convenient to disassemble and maintain comprises a base component and a centrifugal fan component arranged at the upper end of the base component, wherein an adjusting component is arranged at the lower end of the centrifugal fan component, the adjusting component comprises a cavity box and a rotating rod rotatably connected to the top of the cavity box, a third gear is rotatably connected to the inside of the cavity box and fixedly connected with the top of the rotating rod, a first motor is arranged in the cavity box, a first screw rod is rotatably connected to the inner cavity of the cavity box, one end of the first screw rod is fixedly connected with a first bevel gear, the first bevel gear is connected with the output end of the first motor, a toothed bar block is connected to the periphery of the first screw rod in a threaded manner, the toothed bar block is meshed with the third gear, the base component comprises a bottom cavity seat and a long groove arranged on the top surface of the bottom cavity seat, a clamping plate is slidably connected to the top surface of the bottom cavity seat, and two groups of clamping plates are arranged.

Preferably, the cavity box is internally fixedly connected with a fixed rod, the bottom of the rack block is fixedly connected with a moving plate, and the moving plate is slidably connected to the periphery of the fixed rod.

Preferably, the cavity box inner cavity is fixedly provided with a hydraulic cylinder, the upper end of the hydraulic cylinder is provided with a connecting disc, the connecting disc is connected with the output end of the hydraulic cylinder, clamping columns are uniformly distributed on the top surface of the connecting disc, and a plurality of groups of clamping columns are arranged.

Preferably, one side of the first bevel gear is connected with a second bevel gear in a meshed manner, the bottom of the second bevel gear is fixedly connected with a connecting rod, the connecting rod is rotationally connected inside the cavity box, the bottom end of the connecting rod is fixedly connected with a cavity plate, through cavities are uniformly distributed on one side of the cavity plate, a plurality of groups of through cavities are arranged, and the through cavities are matched with a plurality of groups of clamping columns.

Preferably, the base assembly further comprises a second motor fixedly connected inside the base cavity seat, a first rotating roller is arranged on one side of the second motor, and the first rotating roller is connected with the output end of the second motor.

Preferably, the inner cavity of the bottom cavity seat is rotationally connected with a positive and negative tooth screw rod, the middle part of the positive and negative tooth screw rod is fixedly connected with a second rotating roller, and a belt is sleeved between the second rotating roller and the first rotating roller.

Preferably, the positive and negative tooth lead screw periphery threaded connection has the limiting plate, and the limiting plate is provided with two sets of, two sets of limiting plate sliding connection in the elongated slot inner chamber, two sets of limiting plate respectively with two sets of splint fixed connection.

1. The utility model discloses a ship heating ventilation centrifugal fan convenient to disassemble and maintain, which is mainly fixed at a certain position and can only work at a specific direction position, a device cannot change the direction of a fan air opening according to use requirements to influence the working efficiency of the fan, an adjusting component is designed at the lower end of a centrifugal fan component in the utility model, a user can start a first motor, the first motor rotates forward or reversely, the first motor drives a first bevel gear and a first screw rod to rotate, a movable plate at the bottom of a rack block is limited and slides at the periphery of a fixed rod, at the moment, the first screw rod can drive a rack block to horizontally move leftwards or rightwards along the first screw rod, the horizontal movement of the rack block can drive a third gear and a rotating rod to rotate forward or reversely, the forward or reverse rotation of the rotating rod drives a centrifugal fan component at the upper end of the rack block, the purpose of adjusting the working direction of the centrifugal fan component is achieved, when the first motor is started to an appropriate angle, the first motor is closed, the setting can adjust the working direction of the centrifugal fan component according to actual requirement, the working direction of the centrifugal fan component is simply adjusted, the popularization requirement is met, the working efficiency of the centrifugal fan is simply changed, and the use requirement is met.

2. The utility model discloses a ship heating and ventilation centrifugal fan convenient to disassemble and maintain, which mainly comprises a shell, an impeller, a motor and a base, wherein the base of the fan and the connection between the base of the fan are used as a supporting system of the fan; the utility model discloses in base subassembly and the supporting installation of centrifugal fan subassembly use, when need maintain the fan, need pull down centrifugal fan subassembly from the bottom chamber seat, open the second motor and make second motor reverse rotation, the second motor drives first roller, belt and second roller and rotate, second roller reverse rotation drives positive and negative tooth lead screw reverse rotation, positive and negative tooth lead screw drive two sets of limiting plates do the horizontal migration that keeps away from each other along the elongated slot, two sets of limiting plates drive two sets of splint do the removal that keeps away from each other, two sets of splint keep away from centrifugal fan subassembly and give up the fixed action to centrifugal fan subassembly bottom, can dismantle centrifugal fan subassembly and then be convenient for the user maintain, this kind of setting supports centrifugal fan subassembly supporting use and to the fan through base subassembly, the user conveniently carries out dismouting with base subassembly and centrifugal fan subassembly and maintains, easy operation is swift, the practicality of hoisting device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a block diagram of an adjustment assembly and centrifugal fan assembly of the present utility model;

FIG. 3 is a block diagram of the drive components of the conditioning assembly and centrifugal fan assembly of the present utility model;

FIG. 4 is a block diagram of a Chinese drive component of the adjustment assembly of the present utility model;

FIG. 5 is a block diagram of a base assembly of the present utility model;

Fig. 6 is a block diagram of the driving parts in the base assembly of the present utility model.

The device comprises a base assembly, a base cavity seat, a 12, a long groove, a 13, a limiting plate, a 14, a second motor, a 15, a first rotating roller, a 16, a belt, a 17, a positive and negative screw rod, a 18, a second rotating roller, a 19, a clamping plate, a 2, an adjusting assembly, a 21, a cavity box, a 22, a rotating rod, a 23, a third gear, a 24, a first motor, a 25, a first bevel gear, a 26, a first screw rod, a 27, a second bevel gear, a 28, a fixed rod, a 29, a rack block, 291, a moving plate, 292, a connecting rod, 293, a cavity disc, 294, a hydraulic cylinder, 295, a connecting disc, 296, a clamping column, a 3 and a centrifugal fan assembly.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

1-6, A boats and ships warm-air centrifugal fan convenient to dismouting is maintained, including base subassembly 1 and the centrifugal fan subassembly 3 of setting in base subassembly 1 upper end, centrifugal fan subassembly 3 lower extreme is provided with adjusting part 2, adjusting part 2 includes chamber box 21 and rotates the bull stick 22 of connecting at chamber box 21 top, the inside rotation of chamber box 21 is connected with third gear 23, third gear 23 and bull stick 22 fixed connection, centrifugal fan subassembly 3 bottom and bull stick 22 top fixed connection, chamber box 21 inside is provided with first motor 24, chamber box 21 inner chamber rotation is connected with first lead screw 26, first lead screw 26 one end fixedly connected with first bevel gear 25, first bevel gear 25 is connected with first motor 24 output, first lead screw 26 periphery threaded connection has rack piece 29, rack piece 29 and third gear 23 meshing are connected, base subassembly 1 includes chamber seat 11 and the elongated slot 12 of setting at chamber seat 11 top surface, chamber seat 11 top surface sliding connection has splint 19, splint 19 are provided with two sets of.

The utility model is further described below with reference to examples.

Referring to fig. 1-4, the base assembly 1 further includes a second motor 14 fixedly connected inside the bottom cavity seat 11, a first rotating roller 15 is disposed on one side of the second motor 14, the first rotating roller 15 is connected with an output end of the second motor 14, a positive and negative screw rod 17 is rotatably connected to an inner cavity of the bottom cavity seat 11, a second rotating roller 18 is fixedly connected to a middle portion of the positive and negative screw rod 17, a belt 16 is sleeved between the second rotating roller 18 and the first rotating roller 15, limiting plates 13 are connected to outer peripheries of the positive and negative screw rod 17 in a threaded manner, two groups of limiting plates 13 are disposed on the limiting plates 13 and are slidably connected to an inner cavity of the long groove 12, and the limiting plates 13 of the two groups of limiting plates are fixedly connected with clamping plates 19 of the two groups of clamping plates respectively.

Referring to fig. 1 and 5-6, a fixed rod 28 is fixedly connected inside a cavity box 21, a moving plate 291 is fixedly connected to the bottom of a rack block 29, the moving plate 291 is slidably connected to the periphery of the fixed rod 28, a hydraulic cylinder 294 is fixedly installed in an inner cavity of the cavity box 21, a connecting disc 295 is arranged at the upper end of the hydraulic cylinder 294, the connecting disc 295 is connected with the output end of the hydraulic cylinder 294, clamping columns 296 are uniformly distributed on the top surface of the connecting disc 295, a plurality of groups of clamping columns 296 are arranged, a second bevel gear 27 is connected to one side of a first bevel gear 25 in a meshed manner, a connecting rod 292 is fixedly connected to the bottom of the second bevel gear 27, the connecting rod 292 is rotatably connected inside the cavity box 21, a cavity plate 293 is fixedly connected to the bottom end of the connecting rod 292, through cavities are uniformly distributed on one side of the cavity plate 293, and the through cavities are provided with a plurality of groups, and the through cavities of the groups are matched with the plurality of groups of clamping columns 296.

In summary, the utility model discloses a ship heating ventilation centrifugal fan convenient to disassemble, assemble and maintain, most of the existing centrifugal fans are fixed at a certain position and can only work at a specific direction position, and the device cannot change the direction of a fan air opening according to use requirements, so that the working efficiency of the fan is affected; the centrifugal fan assembly 3 in the utility model is designed with an adjusting component 2 at the lower end thereof, the user can start the first motor 24, the first motor 24 rotates forward or backward, the first motor 24 drives the first bevel gear 25 and the first screw rod 26 to rotate, the moving plate 291 at the bottom of the rack block 29 is limited and slides at the periphery of the fixed rod 28, at the moment, the first screw rod 26 can drive the rack block 29 to move horizontally leftwards or rightwards along the first screw rod 26, the horizontal movement of the rack block 29 can drive the third gear 23 and the rotating rod 22 to rotate forward or backward, the forward or backward rotation of the rotating rod 22 drives the centrifugal fan assembly 3 at the upper end thereof to rotate forward or backward, thereby achieving the purpose of adjusting the working direction of the air inlet of the centrifugal fan assembly 3, when adjusting to a proper angle, the first motor 24 is closed, simultaneously, the hydraulic cylinder 294 can be started, the hydraulic cylinder 294 is extended to drive the connecting disc 295 to stretch, a plurality of groups of clamping columns 296 move towards the direction of the cavity disc 293 until the plurality of groups of clamping columns 296 are completely clamped and fixed with the cavity disc 293, the connecting rod 292, the second bevel gear 27 and the first bevel gear 25 are completely clamped with the cavity disc 293, and the first bevel gear 294 is completely separated from the first bevel gear 25, if the first bevel gear is completely required to shrink the cavity 25, the first bevel gear is completely and the first bevel gear assembly is completely required to shrink the cavity 25, the hydraulic cylinder is completely and the shrinkage of the cavity-shrink the cavity assembly is prevented from being completely, if the first gear assembly is completely shrink the cavity 25 is required to shrink the cavity 25, and the cavity 2 is completely to shrink the cavity and is completely inside the cavity and is completely to shrink the cavity and moved, the first motor 24 can be restarted to drive the centrifugal fan assembly 3 to perform angle adjustment, the arrangement can be used for adjusting and changing the working direction of the centrifugal fan assembly 3 according to actual needs through the adjusting assembly 2, the operation is simple, the working efficiency of the centrifugal fan assembly 3 is improved, the centrifugal fan assembly is used and popularized, and the multi-directional use requirement is met;

The general centrifugal fan for ship heating mainly comprises a shell, an impeller, a motor and a base, wherein the base of the fan and the connection between the base of the fan are used as a supporting system of the fan, but in the practical application of the fan, as the centrifugal fan body and the base matched with the centrifugal fan body are fixedly arranged, most users are inconvenient to assemble, disassemble and maintain the fan; in the utility model, the base component 1 and the centrifugal fan component 3 are matched and installed for use, when a fan needs to be maintained, the centrifugal fan component 3 needs to be detached from the bottom cavity seat 11, the second motor 14 is started and the second motor 14 reversely rotates, the second motor 14 drives the first rotating roller 15, the belt 16 and the second rotating roller 18 to rotate, the second rotating roller 18 reversely rotates to drive the positive and negative tooth screw rod 17 to reversely rotate, the positive and negative tooth screw rod 17 drives the two groups of limiting plates 13 to horizontally move along the long groove 12 and away from each other, the two groups of limiting plates 13 drive the two groups of clamping plates 19 to move away from each other, the two groups of clamping plates 19 are away from the centrifugal fan component 3 and give up the fixing function on the bottom of the centrifugal fan component 3, the centrifugal fan component 3 can be detached for further maintenance of a user, when the centrifugal fan component 3 needs to be reinstalled, the second motor 14 is started to enable the second motor 14 to positively rotate, the second rotating roller 18 and the positive and negative tooth screw rod 17 to positively rotate, the two groups of limiting plates 13 drive the two groups of clamping plates 19 to move along the long groove 12 and move along the fixed way, the clamping plates 19 are close to each other, the two groups of clamping plates 19 are tightly arranged on the bottom of the centrifugal fan component 3, the centrifugal fan component 3 can be installed until the centrifugal fan component 3 is tightly arranged on the bottom of the bottom cavity seat 3, the centrifugal fan component 3 is supported by the centrifugal fan component is arranged, the bottom is tightly, and the matched and the bottom fan component is installed, the user conveniently carries out dismouting maintenance with base subassembly 1 and centrifugal fan subassembly 3, and easy operation is swift, hoisting device's practicality.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A centrifugal fan for heating and ventilation of a ship that is easy to disassemble, assemble and maintain, comprising a base assembly (1) and a centrifugal fan assembly (3) arranged at the upper end of the base assembly (1), an adjustment assembly (2) being arranged at the lower end of the centrifugal fan assembly (3), characterized in that: the adjustment assembly (2) comprises a chamber box (21) and a rotating rod (22) rotatably connected to the top of the chamber box (21), a third gear (23) being rotatably connected inside the chamber box (21), the third gear (23) being fixedly connected to the rotating rod (22), the bottom of the centrifugal fan assembly (3) being fixedly connected to the top of the rotating rod (22), the chamber box (21) being provided with a A first motor (24) is arranged, the inner cavity of the cavity box (21) is rotatably connected to a first screw rod (26), one end of the first screw rod (26) is fixedly connected to a first bevel gear (25), the first bevel gear (25) is connected to the output end of the first motor (24), the outer circumference of the first screw rod (26) is threadedly connected to a rack block (29), the rack block (29) is meshingly connected to a third gear (23), the base assembly (1) comprises a bottom cavity seat (11) and a long groove (12) arranged on the top surface of the bottom cavity seat (11), the top surface of the bottom cavity seat (11) is slidably connected to a clamping plate (19), and two groups of clamping plates (19) are arranged.

2. A ship HVAC centrifugal fan that is easy to disassemble and maintain according to claim 1, characterized in that: a fixed rod (28) is fixedly connected to the inside of the chamber box (21), a movable plate (291) is fixedly connected to the bottom of the rack block (29), and the movable plate (291) is slidably connected to the outer periphery of the fixed rod (28).

3. A marine HVAC centrifugal fan that is easy to disassemble and maintain according to claim 2, characterized in that: a hydraulic cylinder (294) is also fixedly installed in the inner cavity of the cavity box (21), a connecting plate (295) is provided at the upper end of the hydraulic cylinder (294), the connecting plate (295) is connected to the output end of the hydraulic cylinder (294), and clamping columns (296) are evenly distributed on the top surface of the connecting plate (295), and the clamping columns (296) are provided in multiple groups.

4. A ship HVAC centrifugal fan that is easy to disassemble and maintain according to claim 3, characterized in that: one side of the first bevel gear (25) is meshedly connected to the second bevel gear (27), the bottom of the second bevel gear (27) is fixedly connected to a connecting rod (292), the connecting rod (292) is rotatably connected to the inside of the cavity box (21), the bottom of the connecting rod (292) is fixedly connected to a hole cavity disk (293), one side of the hole cavity disk (293) is evenly distributed with through cavities, and the through cavities are provided in multiple groups, and the multiple groups of through cavities are matched with the multiple groups of clamping columns (296).

5. A ship HVAC centrifugal fan that is easy to disassemble and maintain according to claim 4, characterized in that: the base assembly (1) also includes a second motor (14) fixedly connected to the inside of the bottom cavity seat (11), and a first roller (15) is provided on one side of the second motor (14), and the first roller (15) is connected to the output end of the second motor (14).

6. A centrifugal fan for ship HVAC that is easy to disassemble and maintain according to claim 5, characterized in that: the inner cavity of the bottom cavity seat (11) is rotatably connected to a positive and negative threaded rod (17), a second roller (18) is fixedly connected to the middle of the positive and negative threaded rod (17), and a belt (16) is sleeved between the second roller (18) and the first roller (15).

7. A centrifugal fan for HVAC of a ship that is easy to disassemble and maintain according to claim 6, characterized in that: the outer periphery of the positive and negative threaded rod (17) is threadedly connected to a limit plate (13), and two groups of limit plates (13) are provided, and the two groups of limit plates (13) are slidably connected to the inner cavity of the long groove (12), and the two groups of limit plates (13) are fixedly connected to the two groups of clamping plates (19) respectively.