CN215354056U - Nitrogen protection feeding device of centrifugal machine - Google Patents
Nitrogen protection feeding device of centrifugal machine Download PDFInfo
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- CN215354056U CN215354056U CN202121287121.0U CN202121287121U CN215354056U CN 215354056 U CN215354056 U CN 215354056U CN 202121287121 U CN202121287121 U CN 202121287121U CN 215354056 U CN215354056 U CN 215354056U
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- centrifuge
- nitrogen
- control valve
- centrifuge shell
- controller
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Abstract
The utility model discloses a nitrogen protection feeding device of a centrifuge, which comprises a centrifuge shell and a controller, wherein the top wall of an inner cavity of the centrifuge shell is fixedly connected with an oxygen detection device, one side of the centrifuge shell is communicated with an air inlet pipe, a control valve is arranged on the air inlet pipe, the controller is electrically connected with the oxygen detection device and the control valve, before the centrifuge works, the control valve is opened to ensure that nitrogen enters the centrifuge shell through the nitrogen inlet pipe, air in the centrifuge shell is extruded by the nitrogen to be discharged so as to reduce the oxygen content in the centrifuge shell, when the oxygen content is lower than a preset value, the oxygen detection device sends a signal to the controller, after the controller receives the signal, the control valve is controlled to be closed so as to stop supplementing the nitrogen in the centrifuge shell, the conveying work of the nitrogen can be finished, and the oxygen is isolated by the nitrogen, the ignition device can effectively prevent inflammable matters in the centrifugal machine from being ignited by sparks, thereby ensuring the smooth production work.
Description
Technical Field
The utility model relates to the technical field of feeding, in particular to a nitrogen protection feeding device of a centrifugal machine.
Background
The existing materials are high in danger, and although the materials are filtered before entering the centrifuge, impurities such as screws and the like can be left in the inner cavity of the centrifuge due to incomplete filtration or maintenance, so that sparks can be generated due to collision of the impurities when the centrifuge rotates at a high speed, the materials are ignited, and fire and even explosion accidents are caused.
Therefore, the utility model discloses a nitrogen protection feeding device of a centrifugal machine, which can well solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a nitrogen protection feeding device of a centrifugal machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a nitrogen protection feeding device of a centrifuge comprises a centrifuge shell and a controller (not shown in the figure) arranged on one side of the centrifuge shell, wherein an oxygen detection device is fixedly connected to the top wall of an inner cavity of the centrifuge shell, one side of the centrifuge shell is communicated with an air inlet pipe, a control valve is arranged on the air inlet pipe, the controller is electrically connected with the oxygen detection device and the control valve, before the centrifuge works, the control valve is opened, nitrogen enters the centrifuge shell through the nitrogen inlet pipe, air in the centrifuge shell is extruded by the nitrogen, the air is discharged, so that the oxygen content in the centrifuge shell is reduced, when the oxygen content is lower than a preset value (the oxygen content can be set to be 5%), the oxygen detection device sends a signal to the controller, and after the controller receives the signal, the control valve is controlled to be closed, so that the nitrogen is stopped to be continuously supplemented into the centrifuge shell, can accomplish the transport work of nitrogen gas to utilize nitrogen gas isolated oxygen, can effectually avoid the inflammable substance in the centrifugal separator to be lighted by the spark, form the explosion, thereby guarantee going on smoothly of production work.
In a further embodiment, one side of the centrifuge shell is communicated with the exhaust pipe, and the exhaust pipe is arranged to specially exhaust air in the centrifuge shell, so that the accuracy of gas replacement control in the centrifuge shell is ensured.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, before the centrifuge works, the control valve is opened, so that nitrogen enters the centrifuge shell through the nitrogen inlet pipe, the nitrogen is utilized to extrude air in the centrifuge shell, so that the air is discharged, the oxygen content in the centrifuge shell is reduced, when the oxygen content is lower than a preset value (the oxygen content can be set to be 5%), the oxygen detection device sends a signal to the controller, after the signal is received by the controller, the control valve is controlled to be closed, so that the nitrogen is stopped from being continuously supplemented in the centrifuge shell, the nitrogen conveying work can be completed, the nitrogen is utilized to isolate the oxygen, and inflammable matters in the centrifuge can be effectively prevented from being ignited by sparks to form explosion, so that the smooth production work is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a nitrogen protection feeding device of a centrifuge.
In the figure: 1-centrifuge shell, 2-nitrogen inlet pipe, 3-control valve, 4-oxygen detecting device.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1, a nitrogen protection feeding device of a centrifuge comprises a centrifuge shell 1 and a controller (not shown) arranged on one side of the centrifuge shell 1, wherein an oxygen detection device 4 is fixedly connected to a top wall of an inner cavity of the centrifuge shell 1, one side of the centrifuge shell 1 is connected to an air inlet pipe 2 in a penetrating manner, a control valve 3 is installed on the air inlet pipe 2, the controller is electrically connected to the oxygen detection device 4 and the control valve 3, before the centrifuge works, the control valve 3 is opened, nitrogen enters the centrifuge shell 1 through the nitrogen inlet pipe, air in the centrifuge shell 1 is squeezed by the nitrogen, the air is discharged to reduce the oxygen content in the centrifuge shell 1, when the oxygen content is lower than a preset value (the oxygen content can be set to be 5%), the oxygen detection device 4 sends a signal to the controller, and after the controller receives the signal, the control valve 3 is controlled to be closed to stop the supplement of the nitrogen in the centrifuge shell 1, so that the nitrogen conveying work can be completed, the nitrogen is used for isolating oxygen, the inflammable matters in the centrifuge can be effectively prevented from being ignited by sparks to form explosion, and the smooth production work is ensured.
One side through connection blast pipe of centrifuge casing 1 is through setting up the blast pipe to the air in being exclusively used in emission centrifuge casing 1, thereby guarantee the accuracy of the gaseous replacement control in centrifuge casing 1.
According to the working principle of the utility model, before the centrifuge works, the control valve 3 is opened, so that nitrogen enters the centrifuge shell 1 through the nitrogen inlet pipe, the nitrogen is utilized to extrude air in the centrifuge shell 1, so that the air is discharged, and the oxygen content in the centrifuge shell 1 is reduced, when the oxygen content is lower than a preset value (the oxygen content can be set to be 5%), the oxygen detection device 4 sends a signal to the controller, and after the controller receives the signal, the control valve 3 is controlled to be closed, so that the nitrogen is stopped to be supplemented in the centrifuge shell 1, the nitrogen conveying work can be completed, the nitrogen is isolated by utilizing the nitrogen, inflammable matters in the centrifuge can be effectively prevented from being ignited by sparks to form explosion, and the smooth production work is ensured.
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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. The utility model provides a nitrogen protection feed arrangement of centrifuge, its characterized in that includes centrifuge casing (1) and establishes the controller of centrifuge casing (1) one side, the inner chamber roof fixedly connected with oxygen detection device (4) of centrifuge casing (1), one side through connection intake pipe (2) of centrifuge casing (1), install control valve (3) on intake pipe (2), controller electric connection oxygen detection device (4) and control valve (3).
2. A nitrogen protection feeding device of a centrifuge as claimed in claim 1, characterized in that one side of the centrifuge shell (1) is connected with an exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287121.0U CN215354056U (en) | 2021-06-09 | 2021-06-09 | Nitrogen protection feeding device of centrifugal machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121287121.0U CN215354056U (en) | 2021-06-09 | 2021-06-09 | Nitrogen protection feeding device of centrifugal machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215354056U true CN215354056U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121287121.0U Active CN215354056U (en) | 2021-06-09 | 2021-06-09 | Nitrogen protection feeding device of centrifugal machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215354056U (en) |
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2021
- 2021-06-09 CN CN202121287121.0U patent/CN215354056U/en active Active
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