CN219116628U

CN219116628U - Pulverized coal conveying chute

Info

Publication number: CN219116628U
Application number: CN202223145001.4U
Authority: CN
Inventors: 郭占利; 郭文江
Original assignee: Changning Hongshi Cement Co ltd
Current assignee: Changning Hongshi Cement Co ltd
Priority date: 2022-11-26
Filing date: 2022-11-26
Publication date: 2023-06-02
Anticipated expiration: 2032-11-26

Abstract

The utility model relates to the technical field of pulverized coal conveying, in particular to a pulverized coal conveying chute. The technical proposal comprises: chute body, junction box, supporting shoe, pivot and guard plate, the junction box is pegged graft to chute body inner wall one side, the backup pad is installed to junction box inner wall one side, the pivot is installed to backup pad internal rotation, the guard plate is installed to pivot one end outer wall, the through-hole has been seted up to backup pad one side outer wall lower extreme, the inside supporting shoe that is provided with of through-hole, the observation window is installed in the inside embedding of supporting shoe, through setting up junction box, guard plate and supporting shoe, has reached the effect of guaranteeing the observation window and has observed the definition, clears up the remaining foreign matter of observation window outer wall, has reached the purpose of protection observation window, avoids the foreign matter adhesion in the observation window outer wall, has guaranteed the observation definition of observation window.

Description

Pulverized coal conveying chute

Technical Field

The utility model relates to the technical field of pulverized coal conveying, in particular to a pulverized coal conveying chute.

Background

The pulverized coal is coal with granularity smaller than 0.5 mm, is the most commonly adopted additive in cast iron molding sand, and in the production process of the pulverized coal, the pulverized coal is required to be conveyed in an unsealed mode through a conveying chute, and the lower end of the conveying chute is provided with a heavy hammer air locking valve for blocking materials.

Patent publication number CN211997797U discloses an air delivery chute for fly ash production, the air delivery chute for fly ash production, including the cell body with locate the feed inlet on the cell body offer the viewing aperture on a lateral wall of cell body, fixedly connected with eaves mouth on the cell body of viewing aperture department, the viewing aperture passes through eaves mouth, sealing washer and closing cap to be fixed to set up transparent window the another lateral wall department of cell body that the viewing aperture corresponds is equipped with lighting apparatus. According to the utility model, through the arranged observation port, the conveying condition and the flow condition of the fly ash material can be intuitively observed, so that a worker can better adjust the logistics flow and the running condition of the machine, and through the arrangement of the lighting equipment, the condition that the fly ash material cannot be observed at night or when the sight is poor is avoided, and the normal running of the equipment is facilitated.

In the using process of the prior art CN211997797U, the inside of the chute is observed only through the perspective window, but the protection of the perspective window is not considered, when the coal powder is conveyed in the chute, a part of the coal powder can be adhered to the outer wall of the perspective window, the observing definition of the perspective window is affected, and when the coal powder with larger particles is contacted with the perspective window, the damage to the perspective window is caused.

Disclosure of Invention

The utility model aims to provide a pulverized coal conveying chute for solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a buggy transport chute, includes chute body, connecting cover, supporting shoe, pivot and guard plate, the connecting cover is installed in grafting of chute body inner wall one side, the backup pad is installed to connecting cover inner wall one side, the pivot is installed in the inside rotation of backup pad, the guard plate is installed to pivot one end outer wall, the through-hole has been seted up to backup pad one side outer wall lower extreme, the inside supporting shoe that is provided with of through-hole, the observation window is installed in the inside embedding of supporting shoe.

When using a buggy transport chute among this technical scheme, the manual handle that rotates of staff, handle drive pivot and guard plate rotate to expose the observation window, the staff can observe the situation that the chute is inside through the observation window, and the guard plate resets the back, can clear up the remaining foreign matter of observation window outer wall through sealed pad, and through dismantling the bolt, can dismantle the supporting shoe, thereby change and maintain the observation window.

Preferably, a feeding pipe is inserted and installed on one side of the outer wall of the upper end of the chute body, and the feeding pipe is communicated with the inside of the chute body. The pulverized coal enters the chute body through the feeding pipe.

Preferably, the outer wall of the lower end of the chute body is inserted and provided with an air inlet pipe, and the air inlet pipe is communicated with the inside of the chute body. Conveying gas enters the chute body through the air inlet pipe and conveys coal dust.

Preferably, the outer wall of one side of the protection plate is fixedly attached with a sealing gasket, and the sealing gasket is contacted with the outer wall of the support plate. The sealing gasket ensures the tightness between the protection plate and the support plate, and when the sealing gasket moves, residues on the outer wall of the observation window can be cleaned.

Preferably, the handle is installed to pivot departure guard plate one end outer wall, the handle is located inside the connecting cover. The staff drives the rotating shaft to rotate through the handle.

Preferably, the outer walls of the upper side and the lower side of the supporting block are respectively provided with a bolt, and the supporting block is connected with the supporting plate through bolts. Stability between supporting shoe and the backup pad is guaranteed through the bolt.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the effect of ensuring the observation definition of the observation window is achieved by arranging the connecting cover, the protection plate and the supporting block, the handle is manually rotated by a worker, and the rotating shaft and the protection plate are driven to rotate by the handle, so that the observation window is exposed, the worker can observe the condition of the inside of the chute through the observation window, and after the protection plate is reset, the residual foreign matters on the outer wall of the observation window can be cleaned through the sealing gasket, the purpose of protecting the observation window is achieved, the foreign matters are prevented from adhering to the outer wall of the observation window, and the observation definition of the observation window is ensured.

Drawings

FIG. 1 is a schematic cross-sectional view of the chute body structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the connecting cover of the present utility model;

fig. 3 is an enlarged view of a portion of the structure of the connecting cover of fig. 2 according to the present utility model.

In the figure: 1. a chute body; 11. an air inlet pipe; 13. a feed pipe; 2. a connection cover; 21. a support plate; 22. a rotating shaft; 23. a protection plate; 24. a sealing gasket; 25. a handle; 26. a through hole; 3. a support block; 31. an observation window; 32. and (5) a bolt.

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.

Referring to fig. 1 to 3, two embodiments of the present utility model are provided:

embodiment one: the utility model provides a buggy transport chute, including chute body 1, connecting cover 2, supporting shoe 3, pivot 22 and guard plate 23, connecting cover 2 is pegged graft and is installed to chute body 1 inner wall one side, and backup pad 21 is installed to connecting cover 2 inner wall one side, and pivot 22 is installed in the inside rotation of backup pad 21, and guard plate 23 is installed to pivot 22 one end outer wall, and through-hole 26 has been seted up to backup pad 21 one side outer wall lower extreme, and through-hole 26 inside is provided with supporting shoe 3, and observation window 31 is installed in the inside embedding of supporting shoe 3.

A feeding pipe 13 is inserted and installed on one side of the outer wall of the upper end of the chute body 1, and the feeding pipe 13 is communicated with the inside of the chute body 1. The pulverized coal enters the inside of the chute body 1 through the feed pipe 13.

The outer wall of the lower end of the chute body 1 is inserted and provided with an air inlet pipe 11, and the air inlet pipe 11 is communicated with the inside of the chute body 1. The conveying gas enters the chute body 1 through the air inlet pipe 11 and conveys the pulverized coal.

Embodiment two: the utility model provides a buggy transport chute, including chute body 1, connecting cover 2, supporting shoe 3, pivot 22 and guard plate 23, connecting cover 2 is installed in grafting of chute body 1 inner wall one side, connecting cover 2 inner wall one side is installed backup pad 21, pivot 22 is installed in inside rotation of backup pad 21, guard plate 23 is installed to pivot 22 one end outer wall, through-hole 26 has been seted up to backup pad 21 one side outer wall lower extreme, the inside supporting shoe 3 that is provided with of through-hole 26, the supporting shoe 3 outer wall is provided with the sealing washer, avoid can blockking up the leakproofness between through-hole 26 and the supporting shoe 3, observation window 31 is installed to the inside embedding of supporting shoe 3.

The outer wall of one side of the protection plate 23 is fixedly attached with a sealing gasket 24, and the sealing gasket 24 is contacted with the outer wall of the support plate 21. The gasket 24 ensures the tightness between the protection plate 23 and the support plate 21, and when the gasket 24 moves, the residues on the outer wall of the observation window 31 can be cleaned.

The outer wall of one end of the rotating shaft 22, which is away from the protection plate 23, is provided with a handle 25, and the handle 25 is positioned inside the connecting cover 2. The staff drives the rotating shaft 22 to rotate through the handle 25.

The outer walls of the upper side and the lower side of the supporting block 3 are respectively provided with a bolt 32, and the supporting block 3 is connected with the supporting plate 21 through the bolts 32. Guarantee the stability between supporting shoe 3 and the backup pad 21 through bolt 32, the manual handle 25 that rotates of staff, handle 25 drives pivot 22 and guard plate 23 and rotates to expose observation window 31, the staff can observe the situation that the chute is inside through observation window 31, and guard plate 23 resets the back, can clear up the remaining foreign matter of observation window 31 outer wall through sealed pad 24, and reached the purpose of protection observation window 31, avoid the foreign matter adhesion in observation window 31 outer wall, guaranteed the observation definition of observation window 31, and through dismantling bolt 32, can dismantle supporting shoe 3, thereby change and maintain observation window 31.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a buggy transport chute, includes chute body (1), connecting cover (2), supporting shoe (3), pivot (22) and guard plate (23), its characterized in that: the chute body (1) inner wall one side is pegged graft and is installed connecting cover (2), backup pad (21) are installed to connecting cover (2) inner wall one side, pivot (22) are installed in backup pad (21) inside rotation, guard plate (23) are installed to pivot (22) one end outer wall, through-hole (26) have been seted up to backup pad (21) one side outer wall lower extreme, through-hole (26) inside is provided with supporting shoe (3), observation window (31) are installed in inside embedding of supporting shoe (3).

2. A pulverized coal transport chute according to claim 1, characterized in that: the feeding pipe (13) is inserted and installed on one side of the outer wall of the upper end of the chute body (1), and the feeding pipe (13) is communicated with the inside of the chute body (1).

3. A pulverized coal transport chute according to claim 1, characterized in that: the outer wall of the lower end of the chute body (1) is inserted and provided with an air inlet pipe (11), and the air inlet pipe (11) is communicated with the inside of the chute body (1).

4. A pulverized coal transport chute according to claim 1, characterized in that: and a sealing gasket (24) is fixedly attached to the outer wall of one side of the protection plate (23), and the sealing gasket (24) is contacted with the outer wall of the support plate (21).

5. A pulverized coal transport chute according to claim 1, characterized in that: the handle (25) is arranged on the outer wall of one end of the rotating shaft (22) deviating from the protection plate (23), and the handle (25) is positioned in the connecting cover (2).

6. A pulverized coal transport chute according to claim 1, characterized in that: the outer walls of the upper side and the lower side of the supporting block (3) are respectively provided with a bolt (32), and the supporting block (3) is connected with the supporting plate (21) through the bolts (32).