CN216159644U - Automatic explosion venting coal powder injection bunker - Google Patents
Automatic explosion venting coal powder injection bunker Download PDFInfo
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- CN216159644U CN216159644U CN202120578343.1U CN202120578343U CN216159644U CN 216159644 U CN216159644 U CN 216159644U CN 202120578343 U CN202120578343 U CN 202120578343U CN 216159644 U CN216159644 U CN 216159644U
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- channel
- valve
- explosion venting
- automatic explosion
- pulverized coal
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Abstract
The utility model discloses an automatic explosion venting coal powder injection bunker, which comprises a bunker body, wherein a plurality of explosion-proof holes are uniformly arranged at the top of the bunker body, and an automatic explosion venting valve is arranged at the top of the bunker body; the automatic explosion venting valve comprises a channel vertically arranged at the top of the pulverized coal bunker body and a valve cover buckled at the upper end of the channel; the valve cover is hinged with the outer wall of the channel, and a rubber sealing ring is arranged at the position where the valve cover is buckled with the channel; the valve gap slope lock is in the passageway upper end, and the high one side of valve gap horizontal position and rotation piece one end fixed connection rotate the piece other end and the base of passageway outer wall and rotate and be connected. When the pressure in the pulverized coal bunker body is greater than a set value, the automatic explosion venting valve is automatically opened, and when the pressure is lower than the set value, the automatic explosion venting valve is automatically closed, so that the equipment is effectively protected, the manufacturing cost is low, the manufacturing is easy, the maintenance cost and the production cost are reduced, the safety protection is also improved, and the air pollution is prevented to a certain extent.
Description
Technical Field
The utility model belongs to the technical field of cast iron smelting, and particularly relates to an automatic explosion venting coal powder injection bunker.
Background
When cast iron is smelted, fuel needs to be provided for coal dust preparation, the coal dust bin is formed by welding, the conventional pressure is not more than 10kpa, when an operator operates improperly, the pressure in the coal dust bin can instantly rise to 100kpa, explosion prevention cannot be carried out in time, the welding seam of the coal dust bin bursts, shutdown and production stop are caused, great economic loss and safety accidents are caused, and meanwhile, environmental pollution is caused.
Disclosure of Invention
In view of this, the utility model aims to provide an automatic explosion venting coal powder injection bunker which has a simple structure and an excellent effect.
In order to achieve the purpose, the technical scheme is as follows:
the automatic explosion venting coal powder injection bunker comprises a bunker body, wherein a plurality of explosion-proof holes are uniformly arranged at the top of the bunker body, and meanwhile, an automatic explosion venting valve is arranged at the top of the bunker body;
the automatic explosion venting valve comprises a channel vertically arranged at the top of the pulverized coal bunker body and a valve cover buckled at the upper end of the channel;
the valve cover is hinged to the outer wall of the channel, and a rubber sealing ring is arranged at the position where the valve cover is buckled with the channel.
As a further improvement of the utility model, the valve cover is obliquely buckled at the upper end of the channel, meanwhile, the side with the high horizontal position of the valve cover is fixedly connected with one end of the rotating part, and the other end of the rotating part is rotatably connected with the base of the outer wall of the channel;
in addition, the fixed position of valve gap lock passageway is provided with the solid fixed ring of passageway upper end port profile, gu fixed ring bore is less than passageway upper end bore, gu the cover is equipped with the sealing washer on the fixed ring outer wall.
As a further improvement of the utility model, the upper end of the channel is provided with a protective cover of a protective valve cover, and the protective cover is rotatably provided with an openable operation door.
As a further improvement of the utility model, 4 explosion-proof holes are uniformly arranged at the top of the pulverized coal bunker body.
The utility model has the beneficial effects that: when the pressure in the pulverized coal bunker body is greater than a set value, the automatic explosion venting valve is automatically opened, and when the pressure is lower than the set value, the automatic explosion venting valve is automatically closed, so that the equipment is effectively protected, the manufacturing cost is low, the manufacturing is easy, the maintenance cost and the production cost are reduced, the safety protection is also improved, and the air pollution is prevented to a certain extent.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of an automatic explosion venting valve and a protective cover related to the utility model.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Please refer to fig. 1-2:
the automatic explosion venting coal powder injection bunker comprises a bunker body 10, wherein 4 explosion-proof holes 20 are uniformly formed in the top of the bunker body 10, and meanwhile, an automatic explosion venting valve 30 is installed at the top of the bunker body 10;
the automatic explosion venting valve 30 comprises a channel 31 vertically arranged at the top of the pulverized coal bunker body 10 and a valve cover 32 buckled at the upper end of the channel 31;
the valve cover 32 is hinged to the outer wall of the channel 31, a rubber sealing ring 34 is arranged at the position where the valve cover 32 is buckled with the channel 31, a fixing ring 33 with the outline of an upper port of the channel 31 is fixedly arranged at the position where the valve cover 32 is buckled with the upper end of the channel 31, the caliber of the fixing ring 33 is smaller than that of the upper end of the channel 31, and the sealing ring 34 is sleeved on the outer wall of the fixing ring 33; the valve cover 32 is obliquely buckled at the upper end of the channel 31, meanwhile, the side with the high horizontal position of the valve cover 32 is fixedly connected with one end of the rotating part 35, and the other end of the rotating part 35 is rotatably connected with the base 36 on the outer wall of the channel 31; the upper end of the channel 31 is provided with a protective cover 40 of the protective valve cover 32, and the protective cover 40 is provided with an openable operation door 41.
During operation, when the pressure in the pulverized coal bunker is greater than 10kpa, the automatic explosion venting valve 30 group is automatically opened under the action of pressure, and is automatically closed when the pressure is lower than 10 kpa.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Automatic let out and explode coal injection buggy storehouse, including buggy storehouse body, its characterized in that: a plurality of explosion-proof holes are uniformly arranged at the top of the pulverized coal bunker body, and meanwhile, an automatic explosion venting valve is arranged at the top of the pulverized coal bunker body;
the automatic explosion venting valve comprises a channel vertically arranged at the top of the pulverized coal bunker body and a valve cover buckled at the upper end of the channel;
the valve cover is hinged to the outer wall of the channel, and a rubber sealing ring is arranged at the position where the valve cover is buckled with the channel.
2. The automatic explosion venting coal injection pulverized coal bunker of claim 1, characterized in that: the valve cover is obliquely buckled at the upper end of the channel, meanwhile, the side with the high horizontal position of the valve cover is fixedly connected with one end of the rotating part, and the other end of the rotating part is rotatably connected with the base of the outer wall of the channel;
in addition, the fixed position of valve gap lock passageway is provided with the solid fixed ring of passageway upper end port profile, gu fixed ring bore is less than passageway upper end bore, gu the cover is equipped with the sealing washer on the fixed ring outer wall.
3. The automatic explosion venting coal injection pulverized coal bunker of claim 1, characterized in that: the passageway upper end is provided with the protection casing of protection valve gap, it is provided with open closed operation door to rotate on the protection casing.
4. The automatic explosion venting coal injection pulverized coal bunker of claim 1, characterized in that: 4 explosion-proof holes are uniformly formed in the top of the pulverized coal bunker body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120578343.1U CN216159644U (en) | 2022-01-07 | 2022-01-07 | Automatic explosion venting coal powder injection bunker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120578343.1U CN216159644U (en) | 2022-01-07 | 2022-01-07 | Automatic explosion venting coal powder injection bunker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216159644U true CN216159644U (en) | 2022-04-01 |
Family
ID=80834546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120578343.1U Active CN216159644U (en) | 2022-01-07 | 2022-01-07 | Automatic explosion venting coal powder injection bunker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216159644U (en) |
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2022
- 2022-01-07 CN CN202120578343.1U patent/CN216159644U/en active Active
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