CN219550569U

CN219550569U - Pulverized coal fan

Info

Publication number: CN219550569U
Application number: CN202321934515.XU
Authority: CN
Inventors: 赵如华; 张庚; 高新远; 赵金丹; 李新峰; 张小磊
Original assignee: Xinxiang Simo Blower Co ltd
Current assignee: Xinxiang Simo Blower Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2023-08-18
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a pulverized coal fan, and relates to the technical field of fan correlation. The utility model comprises a movable frame, screw barrels, a fan body, a driving component and a fixed frame, wherein a supporting seat is movably connected in the movable frame, a fixed port is arranged on one side of the top of the supporting seat, the fan body is fixed in the fixed port, a limiting frame is fixed on the upper part of the output end of the fan body, the fixed frame is movably connected on the fan body outside the limiting frame, the driving component is fixed on the top of the supporting seat on one side of the fan body, screw barrels are arranged below four corners of the bottom of the movable frame, screw rods are connected in each screw barrel in a threaded manner, and the top ends of the screw rods are rotatably connected to the bottom of the fixed frame. According to the utility model, the movable frame, the screw cylinder, the fan body, the driving assembly and the fixed frame are arranged, so that the problems that the pulverized coal fan is inconvenient to align with the output end of the pulverized coal-fired equipment, and the applicability between the input end of the pulverized coal-fired equipment and the output end of the fan is poor are solved.

Description

Pulverized coal fan

Technical Field

The utility model belongs to the technical field of fans, and particularly relates to a pulverized coal fan.

Background

The coal powder is a coal product which is prepared by screening, airing, polishing and processing clean coal, coking coal and the like, is mainly used for shaping green sand in blast furnace smelting and casting, and the coal powder is added into the green sand for cast iron, so that the sand sticking defect on the surface of the casting can be prevented, the surface finish of the casting can be improved, the sand inclusion defect can be reduced, the collapsibility of the sand can be improved, the production of subcutaneous air holes can be effectively prevented for the green ball iron part, and the following defects still exist in the actual use:

1. when the pulverized coal blower works, the input end of the pulverized coal blower needs to correspond to the output end position of corresponding pulverized coal and air conveying equipment, but the size of the existing pulverized coal blower is fixed, and when the pulverized coal blower works, the applicability of the pulverized coal blower to the output end positions of different pulverized coal conveying equipment is not good enough, and additional auxiliary equipment is needed to assist the work of the installation position;

2. when the output end of the coal dust fan works, the mixture of coal dust and air is required to be led into the combustion equipment, but the input end of the combustion equipment is not generally corresponding to the output end of the coal dust fan in height, and the installation is inconvenient when the coal dust fan is used.

Disclosure of Invention

The utility model aims to provide a pulverized coal fan, which solves the problems that the pulverized coal fan is inconvenient to align with the output end of equipment for outputting air and pulverized coal and the applicability between the input end of the pulverized coal burning equipment and the output end of the fan is poor by arranging a movable frame, a screw cylinder, a fan body, a driving assembly and a fixed frame.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a pulverized coal fan which comprises a movable frame, screw barrels, a fan body, a driving component and a fixed frame, wherein a supporting seat is movably connected in the movable frame, a fixed port is formed in one side of the top of the supporting seat, the fan body is fixed in the fixed port, a limiting frame is fixed on the upper part of an output end of the fan body, the fixed frame is movably connected on the fan body outside the limiting frame, the driving component is fixed on the top of the supporting seat on one side of the fan body, screw barrels are arranged below four corners of the bottom of the movable frame, each screw barrel is internally and in threaded connection with a screw rod, the top end of each screw rod is rotatably connected to the bottom of the fixed frame, during operation, the supporting seat is supported in the supporting seat through the movable frame, the screw rod is connected with the screw rod through threads, when the screw rod rotates, the height of the movable frame is driven to change, the fan body is driven to work through the driving component, air in an input port is guided into the fixed frame through the fan body during operation, and pulverized coal and an air mixture is guided into combustion equipment through the fixed frame.

Further, the one end symmetry of supporting seat is fixed with the threaded rod, threaded rod link up threaded connection in the movable frame, the one end that the supporting seat was kept away from to the threaded rod is fixed with the revolving rack, and the supporting seat is at the during operation, through rotating the revolving rack, drives the threaded rod and rotates, through threaded rod and movable frame threaded connection for the position of supporting seat in the movable frame changes.

Further, the screw rod week side of screw shell top is fixed with the commentaries on classics piece, the bottom mounting of screw shell has the supporting disk, and the screw shell is at the during operation, through rotating the commentaries on classics piece, drives the screw rod and rotates to when the screw rod rotates, through with screw shell threaded connection, change the height of movable frame.

Further, the input of fan body fixedly communicates has the input port, the fan body outside of restriction frame below is fixed with the braced frame, and the fan body is at the during operation, mixes air and buggy input wherein through the input port, supports the bottom of fixed frame through the braced frame.

Further, the drive assembly comprises a drive motor, a drive shaft and a speed changer, wherein the bottom of the drive motor is fixed at the top of a supporting seat, the output end of the drive motor is fixedly provided with the drive shaft, the top of the supporting seat between the drive motor and a fan body is fixedly provided with the speed changer, one end of the drive shaft, which is far away from the drive motor, is fixed with the input end of the speed changer, the output end of the speed changer is fixed with the input end of the fan body, the drive assembly drives the speed changer to work through the drive motor, and the fan body is driven to work when the speed changer works.

Further, the top of fixed frame is fixed with the installing frame, fixed frame swing joint is in the fan body outside, and the fixed frame is at the during operation, provides its top and pulverized coal combustion equipment's installation effect through the installing frame.

The utility model has the following beneficial effects:

1. according to the utility model, through arranging the movable frame, the screw barrel and the fan body, the problem that the alignment of the output end positions of the pulverized coal fan in the pulverized coal conveying equipment is inconvenient is solved, the deviation between the input end of the fan body and the output end of the pulverized coal conveying equipment is determined, after the position difference is determined, the rotating block at the outer side of the screw rod is rotated to drive the screw rod to rotate, so that the height of the movable frame is changed, the input end of the fan body is the same as the output end of the corresponding pulverized coal conveying equipment, the rotating frame is rotated to drive the threaded rod to rotate, so that the position of the support seat in the movable frame is changed, the input end of the fan body is aligned with the output end of the corresponding pulverized coal conveying equipment, and the alignment of the pulverized coal fan in the pulverized coal conveying equipment output end positions in the pulverized coal conveying process is more convenient.

2. According to the utility model, the fan body, the driving assembly and the fixed frame are arranged, so that the problem of poor applicability between the input end of the pulverized coal combustion device and the output end of the pulverized coal fan is solved, the mounting frame at the top of the fixed frame is pulled to be aligned with the corresponding pulverized coal combustion device, and then the corresponding mounting bolts are inserted into the mounting frames and screwed into the corresponding combustion device, so that the fixed frame is communicated with the pulverized coal combustion device, and the applicability between the input end of the pulverized coal combustion device and the output end of the pulverized coal fan is better during use.

Drawings

FIG. 1 is a perspective view of an assembled structure of a pulverized coal blower;

FIG. 2 is a perspective view of a movable frame structure;

FIG. 3 is a perspective view of a screw barrel structure;

FIG. 4 is a perspective view of the structure of the fan body;

FIG. 5 is a perspective view of the drive assembly;

fig. 6 is a perspective view of a fixing frame structure.

Reference numerals:

1. a movable frame; 101. a support base; 102. a fixed port; 103. a threaded rod; 104. a rotating frame; 2. a screw cylinder; 201. a support plate; 202. a screw; 203. a rotating block; 3. a fan body; 301. a support frame; 302. a limiting frame; 303. an input port; 4. a drive assembly; 401. a driving motor; 402. a drive shaft; 403. a transmission; 5. a fixed frame; 501. and (5) installing a frame.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-6, the utility model relates to a pulverized coal fan, which comprises a movable frame 1, a screw cylinder 2, a fan body 3, a driving component 4 and a fixed frame 5, wherein a supporting seat 101 is movably connected in the movable frame 1, the movable frame 1 is used for supporting the supporting seat 101 on the movable frame 1 during operation, the fan body 3, the driving component 4 and the fixed frame 5 are supported in the movable frame 1 through the supporting seat 101, a fixed port 102 is arranged on one side of the top of the supporting seat 101, the fan body 3 is fixed through the fixed port 102 during operation of the supporting seat 101, the fan body 3 is fixed in the fixed port 102, the fan body 3 is used for sucking pulverized coal therein during operation, the pulverized coal is guided into corresponding combustion equipment through an output end of the fan body, a limiting frame 302 is fixed on the upper part of the output end of the fan body 3, the fan body 3 is used for limiting the position of the fixed frame 5 during operation of the fan body 302, the fixed frame 5 is movably connected on the fan body 3 outside the limiting frame 302, the fixed frame 5 is used for guiding pulverized coal and air into corresponding combustion equipment during operation, the supporting seat 101 on one side of the fan body 3 is fixedly provided with the top of the supporting seat 4, the driving component 4 is connected with the driving component 202 through the screw rod 2, the screw rod 202 is connected with the bottom of the screw rod 2 through the screw cylinder 2 through the four moving cylinders, and the screw rods 202 are arranged at the positions of the bottom of the screw cylinder 2 during operation, and the screw rod 2 is rotated through the screw cylinder 2.

As shown in fig. 1 and 2, one end of the supporting seat 101 is symmetrically fixed with a threaded rod 103, the threaded rod 103 is connected in the movable frame 1 through a thread, one end of the threaded rod 103 away from the supporting seat 101 is fixed with a rotating frame 104, and when the supporting seat 101 works, the rotating frame 104 is rotated to drive the threaded rod 103 to rotate, and the position of the supporting seat 101 in the movable frame 1 is changed through the threaded connection of the threaded rod 103 and the movable frame 1.

As shown in fig. 1 and 3, a rotating block 203 is fixed on the circumferential side of a screw 202 above a screw cylinder 2, a supporting disc 201 is fixed at the bottom end of the screw cylinder 2, and when the screw cylinder 2 works, the screw 202 is driven to rotate in the screw cylinder 2 by rotating the rotating block 203, and the screw cylinder 2 is supported on the ground by the supporting disc 201.

As shown in fig. 1 and 4, an input end of the fan body 3 is fixedly communicated with an input port 303, a supporting frame 301 is fixed on the outer side of the fan body 3 below the limiting frame 302, the fan body 3 is communicated with a pulverized coal conveying device through the input port 303 when in operation, and pulverized coal and air are jointly led into the fan body 3 when the fan body 3 is in operation and led into the fixing frame 5 through an output end of the pulverized coal and air.

As shown in fig. 1 and 5, the driving assembly 4 includes a driving motor 401, a driving shaft 402 and a transmission 403, the bottom of the driving motor 401 is fixed on the top of the supporting seat 101, the driving shaft 402 is fixed at the output end of the driving motor 401, the transmission 403 is fixed at the top of the supporting seat 101 between the driving motor 401 and the fan body 3, one end of the driving shaft 402, which is far away from the driving motor 401, is fixed with the input end of the transmission 403, the output end of the transmission 403 is fixed with the input end of the fan body 3, the driving assembly 4 drives the driving shaft 402 to rotate through the driving motor 401 when working, drives the transmission 403 to work when working through the driving shaft 402, and drives the fan body 3 to start working when working through the transmission 403.

As shown in fig. 1 and 6, the top of the fixed frame 5 is fixed with a mounting frame 501, the fixed frame 5 is movably connected to the outer side of the fan body 3, the mixed air of the coal powder in the fan body 3 is led into the fixed frame 5, and then led into corresponding coal powder combustion equipment through the fixed frame 5, and the top of the fixed frame 5 is mounted at the input end of the coal powder combustion equipment through the mounting frame 501, so that the top of the fixed frame 5 is communicated with the coal powder combustion equipment.

The specific working principle of the utility model is as follows: when the coal powder mixing device works, firstly, after the movable frame 1 is actively placed at a corresponding position, the deviation between the input port 303 of the fan body 3 and the output end of the coal powder conveying equipment is determined, after the position difference is determined, the rotary block 203 outside the screw 202 is rotated to drive the screw 202 to rotate, so that the height of the movable frame 1 is changed, the input end of the fan body 3 is the same as the height of the output end of the corresponding coal powder conveying equipment, the rotary frame 104 is rotated to drive the threaded rod 103 to rotate, the position of the supporting seat 101 in the movable frame 1 is changed, so that the input port 303 of the fan body 3 is aligned with the output end of the corresponding coal powder conveying equipment, then the mounting frame 501 at the top of the fixed frame 5 is pulled to align with the corresponding coal powder combustion equipment, after the corresponding mounting bolt is inserted into the corresponding combustion equipment, the fixed frame 5 is communicated with the coal powder combustion equipment, immediately after debugging is completed, the driving motor 401 can be started, the driving shaft 402 is driven to drive the speed changer 403 to work, the coal powder and air are sucked into the input port 303, the air and the coal powder are mixed, and then the coal powder are guided into the corresponding coal powder combustion equipment through the output end 5.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a buggy fan, includes movable frame (1), spiral shell section of thick bamboo (2), fan body (3), drive assembly (4) and fixed frame (5), its characterized in that: the movable frame is characterized in that a supporting seat (101) is movably connected in the movable frame (1), a fixed port (102) is formed in one side of the top of the supporting seat (101), a fan body (3) is fixedly arranged in the fixed port (102), a limiting frame (302) is fixedly arranged on the upper portion of the output end of the fan body (3), a fixed frame (5) is movably connected on the fan body (3) outside the limiting frame (302), a driving assembly (4) is fixedly arranged at the top of the supporting seat (101) on one side of the fan body (3), screw barrels (2) are arranged below four corners of the bottom of the movable frame (1), screws (202) are connected in each screw barrel (2) in a threaded mode, and the top of each screw (202) is rotatably connected to the bottom of the fixed frame (5).

2. A pulverized coal fan as claimed in claim 1, wherein: one end symmetry of supporting seat (101) is fixed with threaded rod (103), threaded rod (103) link up threaded connection in movable frame (1), one end that supporting seat (101) were kept away from to threaded rod (103) is fixed with revolving rack (104).

3. A pulverized coal fan as claimed in claim 1, wherein: a rotating block (203) is fixed on the peripheral side of a screw (202) above the screw cylinder (2), and a supporting disc (201) is fixed at the bottom end of the screw cylinder (2).

4. A pulverized coal fan as claimed in claim 1, wherein: the input end of the fan body (3) is fixedly communicated with an input port (303), and a supporting frame (301) is fixed on the outer side of the fan body (3) below the limiting frame (302).

5. A pulverized coal fan as claimed in claim 1, wherein: the driving assembly (4) comprises a driving motor (401), a driving shaft (402) and a transmission (403), wherein the bottom of the driving motor (401) is fixed at the top of the supporting seat (101), the output end of the driving motor (401) is fixedly provided with the driving shaft (402), the transmission (403) is fixed at the top of the supporting seat (101) between the driving motor (401) and the fan body (3), one end, far away from the driving motor (401), of the driving shaft (402) is fixed with the input end of the transmission (403), and the output end of the transmission (403) is fixed with the input end of the fan body (3).

6. A pulverized coal fan as claimed in claim 1, wherein: the top of fixed frame (5) is fixed with installing frame (501), fixed frame (5) swing joint is in fan body (3) outside.