CN219299519U

CN219299519U - Roots blower for coal feeding

Info

Publication number: CN219299519U
Application number: CN202320136261.0U
Authority: CN
Inventors: 宋明吉; 苏勤宁; 王世福; 吴训
Original assignee: Guizhou Delong Cement Co ltd
Current assignee: Guizhou Delong Cement Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-07-04
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a coal conveying Roots blower, which comprises an air inlet, a Roots blower, filter cotton and an air outlet, wherein the air inlet comprises a shell, one side in the middle of the shell is rotationally connected with a limiting rod, one side at the bottom end of the shell is provided with a clamping groove, the upper end of the clamping groove is rotationally connected with a buckle in the horizontal direction, the inner wall of the bottom end of the shell is fixedly provided with a sealing ring, one end of a rotating block is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a fan, one side of the connecting rod is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a brush, the inner wall of one side of the shell is rotationally connected with a rotating shaft, one side of the rotating shaft is rotationally connected with a filter screen, coal gas enters from the air inlet and blows downwards to drive the fan to rotate, so that the brush sweeps on the inner wall of the air inlet, and the cleaning process of the air inlet is completed, and the potential safety hazard caused by the temperature rise of the Roots blower due to the blockage of the air inlet is avoided.

Description

Roots blower for coal feeding

Technical Field

The utility model relates to the technical field of Roots fans, in particular to a coal feeding Roots fan.

Background

The Roots blower is mainly used for conveying air, strictly speaking, clean air, if a large amount of dust-containing gas is contained, the Roots blower can be damaged, the service life of the blower is influenced, the Roots blower can also be used for conveying special gases, such as coal gas, methane and other special gases, and certain problems exist in the use of the conventional coal-conveying Roots blower:

1. the common problems of customers in the use process are that the Roots blower has the over-high temperature condition in the use process and the insufficient air quantity of the machine is found after a period of use, one of the reasons for the problems is that the inlet and the outlet are possibly blocked, however, the coal feeding in a high-temperature environment has potential safety hazards, the filter cotton in the Roots blower needs to be replaced frequently, but the cover of the air inlet needs to be detached when the filter cotton is replaced in the traditional Roots blower, and then the filter cotton is replaced, so the process is troublesome to operate and is not practical;

2. because coal gas is colorless and odorless, in order to improve vigilance for a user, hydrogen sulfide gas can be added into the coal gas, the smell of the gas is like the smell of a smelly egg, the smell is bad, and the coal gas is leaked to be a dangerous thing, so that a leakage-proof measure is needed in the coal feeding process, but the traditional Roots blower connectors are mostly mutually butted and then are used for fixing an air inlet and a blower air inlet by bolts, the fixing mode can not effectively seal the connector, potential safety hazards exist, and the coal gas is difficult to detach when the Roots blower is maintained.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a coal conveying Roots blower.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a coal supply roots blower, includes air intake, roots blower, filter pulp and air outlet, its characterized in that, the air intake includes the shell, one side in the middle of the shell rotates and is connected with the gag lever post, the draw-in groove has been seted up to one side of shell bottom, the upper end horizontal direction of draw-in groove rotates and is connected with the buckle, the inner wall department fixed mounting of shell bottom has the sealing washer, the inside of shell is provided with the deashing subassembly;

the ash removal subassembly includes the turning block, the one end fixedly connected with connecting rod of turning block, the one end fixedly connected with fan of connecting rod, one side fixedly connected with connecting plate of connecting rod, one side fixedly connected with brush of connecting plate, rotate on the inner wall of shell one side and be connected with the axis of rotation, one side rotation of axis of rotation is connected with the filter screen.

As a further scheme of the utility model: the Roots blower comprises a blower air inlet, and the outer wall of the upper end of the blower air inlet is fixedly connected with a protrusion.

As a further scheme of the utility model: the upper end of the shell is provided with a through hole, and the hairbrush is in sliding connection with the inner wall of the upper end of the shell.

As a further scheme of the utility model: the filter screen sets up in the below of fan, just the size of filter screen agrees with the inner wall of shell.

As a further scheme of the utility model: the size of the bulge is matched with the clamping groove.

As a further scheme of the utility model: the other end of the rotating block is rotationally connected to the top end position of the inner wall of the shell, and the length of the connecting plate is shorter than that of the connecting rod.

As a further scheme of the utility model: the limit rod is positioned below the bottom end of the filter screen.

The utility model has the beneficial effects that:

1. when the Roots blower is used for feeding coal, coal gas enters from the air inlet and blows downwards to drive the fan to rotate, so that the hairbrush rotates along with the rotation of the connecting rod, at the moment, the hairbrush sweeps on the inner wall of the air inlet to finish the cleaning process of the air inlet, the potential safety hazard caused by the temperature rise of the Roots blower due to the blockage of the air inlet is avoided, the filter screen is movably connected to the lower end of the air inlet, and when filter cotton is replaced, the filter screen is only required to be opened for replacement, so that the process of replacing the filter cotton is more convenient and faster;

2. when carrying out the installation of air intake, with the inner wall sealing washer department of fan income wind gap block at the air intake to fix through the buckle, this connected mode is better in traditional connected mode leakproofness, has reduced the risk that gas leaked, and this process easy operation, convenient to detach is favorable to the maintenance of device later stage.

Drawings

The utility model is further described below with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the structure of the air inlet in the utility model;

FIG. 3 is a top view of the overall structure of the air inlet of the present utility model;

FIG. 4 is a schematic diagram of the connection structure of the Roots blower inlet.

In the figure: 1. an air inlet; 2. an ash removal component; 3. roots blower; 4. filtering cotton; 5. an air outlet; 101. a housing; 102. a limit rod; 103. a clamping groove; 104. a buckle; 105. a seal ring; 201. a rotating block; 202. a connecting rod; 203. a fan; 204. a connecting plate; 205. a brush; 206. a rotating shaft; 207. a filter screen; 301. a fan air inlet; 302. a protrusion.

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.

As shown in fig. 1-4, a coal feeding Roots blower comprises an air inlet 1, a Roots blower 3, filter cotton 4 and an air outlet 5, wherein the Roots blower 3 comprises a blower air inlet 301, a protrusion 302 is fixedly connected to the outer wall of the upper end of the blower air inlet 301, the installation of the blower air inlet 301 and the air inlet 1 is facilitated, the tightness of the device is improved, the size of the protrusion 302 is matched with that of a clamping groove 103, a clamp button 104 is just buckled on the protrusion 302 when the protrusion 302 is buckled at the clamping groove 103, the installation of the blower air inlet 301 and the air inlet 1 is firmer, the air inlet 1 comprises a shell 101, one side in the middle of the shell 101 is rotationally connected with a limit rod 102, one side of the bottom end of the shell 101 is provided with a clamping groove 103, the upper end of the clamping groove 103 is rotationally connected with a clamp button 104 in the horizontal direction, the inner wall of the bottom end of the shell 101 is fixedly provided with a sealing ring 105, and the inside of the shell 101 is provided with an ash cleaning component 2;

the ash removal subassembly 2 includes rotating block 201, the one end fixedly connected with connecting rod 202 of rotating block 201, the one end fixedly connected with fan 203 of connecting rod 202, one side fixedly connected with connecting plate 204 of connecting rod 202, the other end rotation of rotating block 201 connects the top position at the shell 101 inner wall, make connecting rod 202 can be fixed, the length of connecting plate 204 is shorter than the length of connecting rod 202, avoid connecting plate 204 to influence the rotation of fan 203, one side fixedly connected with brush 205 of connecting plate 204, the through-hole has been seted up to the upper end of shell 101, the inner wall sliding connection of brush 205 and shell 101 upper end, make brush 205 can clean the dust of through-hole on the shell 101, play the effect of putting the jam, rotate on the inner wall of shell 101 one side and be connected with axis of rotation 206, one side rotation of axis of rotation 206 is connected with filter 207, filter 207 sets up in the below of fan 203, and filter 207's size agrees with the inner wall of shell 101, avoid filter 207 to influence the rotation of fan 203, avoid also avoid bumping into fan 203 when opening filter 207, the below that spacing lever 102 is located filter 207 bottom, make spacing lever 102 rotate to the filter 207 when rotating to the horizontal direction, the effect of spacing lever 102 rotates to the filter 207 when the horizontal direction is perpendicular to the filter screen 207 rotates.

The working principle of the utility model is as follows: when the Roots blower 3 is used for supplying coal, firstly, the air inlet 1 is installed, the protrusion 302 on the surface of the air inlet 301 of the blower is aligned to the clamping groove 103 on the shell 101, the air inlet 301 of the blower is abutted against the sealing ring 105 at the bottom end of the air inlet 1, the protrusion 302 is fixed at the clamping groove 103, then the position of the protrusion 302 is fixed by the rotary buckle 104, and then the air inlet 1 is installed, and the installation principle of the air outlet 5 is the same as that of the air inlet 1.

Secondly, the Roots blower 3 is started, gas starts to be introduced later, when the gas reaches the air inlet 1 and enters the casing 101 through the through hole on the surface of the casing 101, the gas entering the casing 101 falls down, the force generated in the falling process acts on the fan 203, so that the fan 203 and the connecting rod 202 rotate at the position of the rotating block 201, the connecting plate 204 connected to the connecting rod 202 rotates along with the rotating block, the brush 205 connected to the connecting plate 204 sweeps on the inner wall of the casing 101, the effect of cleaning dust on the air inlet 1 is achieved, the air inlet is prevented from being blocked, and when a small amount of dust on the brush 205 falls into the air inlet 1, the filter cotton 4 above the filter screen 207 filters.

Finally, when the filter cotton 4 is replaced, the limit rod 102 is required to be rotated to the vertical direction, the filter screen 207 is rotated out under the action of the rotating shaft 206, and after the filter cotton 4 is replaced, the filter screen 207 and the limit rod 102 are reset.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The utility model provides a coal supply roots blower, includes air intake (1), roots blower (3), filter pulp (4) and air outlet (5), its characterized in that, air intake (1) include shell (101), one side rotation in the middle of shell (101) is connected with gag lever post (102), draw-in groove (103) have been seted up to one side of shell (101) bottom, rotate in the upper end horizontal direction of draw-in groove (103) and be connected with buckle (104), the inner wall department fixed mounting of shell (101) bottom has sealing washer (105), the inside of shell (101) is provided with ash removal subassembly (2);

the ash removal assembly (2) comprises a rotating block (201), one end fixedly connected with connecting rod (202) of rotating block (201), one end fixedly connected with fan (203) of connecting rod (202), one side fixedly connected with connecting plate (204) of connecting rod (202), one side fixedly connected with brush (205) of connecting plate (204), rotate on the inner wall of shell (101) one side and be connected with axis of rotation (206), one side rotation of axis of rotation (206) is connected with filter screen (207).

2. A coal feeding roots blower according to claim 1, characterized in that the roots blower (3) comprises a blower inlet (301), and a connecting protrusion (302) is fixedly arranged on the outer wall of the upper end of the blower inlet (301).

3. The coal conveying Roots blower according to claim 1, wherein the upper end of the housing (101) is provided with a through hole, and the brush (205) is slidably connected with the inner wall of the upper end of the housing (101).

4. The coal conveying roots blower according to claim 1, wherein the filter screen (207) is disposed below the fan (203), and the filter screen (207) is sized to fit the inner wall of the housing (101).

5. A coal feed roots blower according to claim 2, characterized in that the protrusions (302) are sized to fit the clamping grooves (103).

6. The coal conveying roots blower according to claim 1, wherein the other end of the rotating block (201) is rotatably connected to the top end position of the inner wall of the casing (101), and the length of the connecting plate (204) is shorter than the length of the connecting rod (202).

7. The coal conveying roots blower of claim 1, wherein the limit rod (102) is located below the bottom end of the filter screen (207).