CN210645559U - Surface air cooler of automatic temperature regulation protection bag-type dust remover - Google Patents
Surface air cooler of automatic temperature regulation protection bag-type dust remover Download PDFInfo
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- CN210645559U CN210645559U CN201921595567.2U CN201921595567U CN210645559U CN 210645559 U CN210645559 U CN 210645559U CN 201921595567 U CN201921595567 U CN 201921595567U CN 210645559 U CN210645559 U CN 210645559U
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- flue gas
- pipeline
- type dust
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- control valve
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Abstract
The utility model discloses a surface cooler of an automatic temperature regulation protection bag-type dust remover, which comprises a surface cooler body, wherein the surface cooler body is provided with a flue gas cooling pipeline group, two ends of which are respectively connected with a flue gas main pipeline and a flue gas inlet of the bag-type dust remover, and the surface cooler body also comprises a bypass pipeline, a temperature sensor and a controller; one end of the bypass pipeline is communicated with the main flue gas pipeline, the other end of the bypass pipeline is communicated with a flue gas inlet of the bag-type dust remover, the pipe diameter of the bypass pipeline is larger than that of the flue gas cooling pipeline group, and the flue length of the bypass pipeline is smaller than that of the flue gas cooling pipeline group; a first electric control valve is arranged on the bypass pipeline, and a second electric control valve is arranged on the flue gas cooling pipeline group; the temperature sensor is arranged in the bag-type dust collector, and the controller controls the opening and closing of the first electric control valve and the second electric control valve by acquiring a temperature signal fed back by the temperature sensor. The utility model discloses simple structure can realize controlling the temperature in the sack cleaner with the protection sack cleaner through the control to flue gas flow.
Description
Technical Field
The utility model relates to a sack cleaner protection device, concretely relates to automatic surface cooler of temperature regulation protection sack cleaner.
Background
The cloth bag type dust collector for treating the smoke of the existing smelting furnace often has the condition that the cloth bag is burnt due to overhigh smoke temperature or the cloth bag is corroded due to dewing and the smoke filtration is influenced due to overlow smoke temperature. The utility model discloses aim at solving this problem.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a simple structure can realize controlling the surface cooler of the automatic temperature regulation protection sack cleaner of sack cleaner internal temperature in order to protect the sack cleaner through the control to flue gas flow and flue gas temperature.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted as follows:
a surface cooler for automatically regulating and protecting a bag-type dust remover comprises a surface cooler body, a bypass pipeline, a temperature sensor and a controller, wherein the surface cooler body is provided with a smoke cooling pipeline group, two ends of the smoke cooling pipeline group are respectively connected with a smoke main pipeline and a smoke inlet of the bag-type dust remover;
one end of the bypass pipeline is communicated with the main flue gas pipeline, the other end of the bypass pipeline is communicated with a flue gas inlet of the bag-type dust remover, the pipe diameter of the bypass pipeline is larger than that of the flue gas cooling pipeline group, and the flue length of the bypass pipeline is smaller than that of the flue gas cooling pipeline group;
a first electric control valve is arranged on the bypass pipeline, and a second electric control valve is arranged on the flue gas cooling pipeline group;
the temperature sensor is arranged in the bag-type dust collector, and the controller controls the opening and closing of the first electric control valve and the second electric control valve by acquiring a temperature signal fed back by the temperature sensor.
The working principle is as follows: the controller is provided with a temperature superheat value and a temperature over-low value, the temperature sensor feeds back the temperature in the bag-type dust collector to reach the temperature superheat value, the controller acquires a temperature signal to control the first electric control valve to be closed and the second electric control valve to be opened, the smoke is input into the bag-type dust collector through the smoke cooling pipeline group, the smoke cooling pipeline group is smaller than the bypass pipeline in pipe diameter, longer in flue length and longer in bypass pipeline, and is arranged in a multi-pipeline mode, so that the resistance of the smoke in the smoke cooling pipeline group is large, the cooling area is large, the temperature of the smoke is reduced more before entering the bag-type dust collector, and the temperature of the bag-type dust collector is; and the temperature in the temperature sensor feedback sack cleaner arrives the temperature and crosses the low value excessively, the controller acquires that this temperature signal controls first electrically controlled valve and opens, second electrically controlled valve closes, the flue gas is in by pass pipeline input sack cleaner, by pass pipeline is big with its pipe diameter comparison flue gas cooling pipe group, flue length compares flue gas cooling pipe group weak point and single pipeline arrangement, make the resistance that the flue gas received in by pass pipeline little and cooling area little, thereby make the flue gas reduced less temperature before getting into the sack cleaner, and then promote the temperature of sack cleaner.
The beneficial effects of the utility model are embodied in: simple structure can open and shut through the corresponding valve of the difference cooperation of bypass pipeline and flue gas cooling pipe group's flue length and pipe diameter, realizes the control to flue gas flow to realize controlling the temperature in the sack cleaner in order to protect the sack cleaner.
Further, the first electric control valve is installed on the bypass pipeline at a position close to the main flue gas pipeline.
The beneficial effect of adopting the further technical scheme is that: the smoke and dust is prevented from being accumulated in the bypass pipeline in a large amount when the first electric control valve is closed, and the smoothness of the bypass pipeline is ensured.
Further, the first electric control valve is an electric control butterfly valve.
The beneficial effect of adopting the further technical scheme is that: the first electric control valve is convenient to open and close.
Further, the second electric control valve is installed on the flue gas cooling pipeline group at a position close to the flue gas main pipeline.
The beneficial effect of adopting the further technical scheme is that: the smoke and dust is prevented from being accumulated in the smoke and dust cooling pipeline set in a large quantity when the second electric control valve is closed, and the smoothness of the smoke and dust cooling pipeline set is ensured.
Further, the second electric control valve is an electric control butterfly valve.
The beneficial effect of adopting the further technical scheme is that: the second electric control valve is convenient to open and close.
Further, the pipe diameter of by pass line with the pipe diameter of flue gas trunk line is unanimous.
The beneficial effect of adopting the further technical scheme is that: the speed of inputting the flue gas to the bag-type dust collector when the bypass pipeline is communicated is ensured.
Further, the controller is a PLC controller.
The beneficial effect of adopting the further technical scheme is that: the reliable control performance of the controller is ensured.
Further, the temperature sensor is positioned at a flue gas inlet of the bag-type dust collector.
The beneficial effect of adopting the further technical scheme is that: the temperature sensor is ensured to accurately acquire the temperature in the bag-type dust collector.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the attached drawing, 1-surface cooler body, 2-flue gas main pipeline, 3-flue gas inlet, 4-by-pass pipeline, 5-flue gas cooling pipeline group, 6-first electric control valve and 7-second electric control valve.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
A surface cooler of a bag-type dust remover with automatic temperature regulation and protection comprises a surface cooler body 1, wherein the surface cooler body 1 is provided with a smoke cooling pipeline group 5, two ends of the smoke cooling pipeline group are respectively connected with a smoke main pipeline 2 and a smoke inlet 3 of the bag-type dust remover, the surface cooler also comprises a bypass pipeline 4, a temperature sensor, a PLC (programmable logic controller) and the smoke cooling pipeline group 5;
one end of a bypass pipeline 4 is communicated with the main flue gas pipeline 2, the other end of the bypass pipeline is communicated with a flue gas inlet 3 of the bag-type dust remover, the pipe diameter of the bypass pipeline 4 is larger than that of the flue gas cooling pipeline group 5, the flue length of the bypass pipeline 4 is smaller than that of the flue gas cooling pipeline group 5, and the pipe diameter of the bypass pipeline 4 is consistent with that of the main flue gas pipeline 2;
a first electric control valve 6 is arranged on the bypass pipeline 4 close to the main flue gas pipeline 2, the first electric control valve 6 is an electric control butterfly valve, a second electric control valve 7 is arranged on the flue gas cooling pipeline group 5 close to the main flue gas pipeline 2, and the second electric control valve 7 is an electric control butterfly valve;
the temperature sensor is arranged at the flue gas inlet 3 of the bag-type dust collector, and the PLC controller controls the opening and closing of the first electric control valve 6 and the second electric control valve 7 by acquiring a temperature signal fed back by the temperature sensor.
The working mode is as follows:
the controller sets the temperature superheat value at 150 ℃ and the temperature too low value at 100 ℃,
when the temperature sensor feeds back the temperature in the bag-type dust collector to 150 ℃, the controller acquires the temperature signal to control the first electric control valve 6 to be closed and the second electric control valve 7 to be opened, the flue gas is input into the bag-type dust collector through the flue gas cooling pipeline group 5, the flue gas cooling pipeline group 5 is smaller than the bypass pipeline 4 by the pipe diameter, longer than the bypass pipeline 4 by the flue length and arranged by multiple pipelines, so that the resistance and the cooling area of the flue gas in the flue gas cooling pipeline group are large, the temperature of the flue gas is reduced more before entering the bag-type dust collector, and the temperature of the bag-type dust collector is further reduced;
when the temperature sensor feeds back the temperature in the bag-type dust collector to 100 ℃, the controller acquires the temperature signal to control the first electric control valve 6 to be opened and the second electric control valve 7 to be closed, the smoke is input into the bag-type dust collector through the bypass pipeline 4, the bypass pipeline 4 is larger than the smoke cooling pipeline group 5 in terms of the pipe diameter, the flue length is shorter than the smoke cooling pipeline group 5 and the single pipeline is arranged, so that the resistance of the smoke in the bypass pipeline is small, the cooling area is small, the smoke is reduced by a small amount of temperature before entering the bag-type dust collector, and the temperature of the bag-type dust collector is further improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. The utility model provides an automatic surface cooler of temperature regulation protection sack cleaner, includes the surface cooler body (1), the surface cooler body (1) has the flue gas cooling pipe group (5) that both ends connect flue gas trunk line (2) and flue gas entry (3) of sack cleaner respectively, its characterized in that: the device also comprises a bypass pipeline (4), a temperature sensor and a controller;
one end of the bypass pipeline (4) is communicated with the main flue gas pipeline (2), the other end of the bypass pipeline is communicated with a flue gas inlet (3) of the bag-type dust remover, the pipe diameter of the bypass pipeline (4) is larger than that of the flue gas cooling pipeline group (5), and the flue length of the bypass pipeline (4) is smaller than that of the flue gas cooling pipeline group (5);
a first electric control valve (6) is installed on the bypass pipeline (4), and a second electric control valve (7) is installed on the flue gas cooling pipeline set (5);
the temperature sensor is arranged in the bag-type dust collector, and the controller controls the opening and closing of the first electric control valve (6) and the second electric control valve (7) by acquiring a temperature signal fed back by the temperature sensor.
2. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1, characterized in that: the first electric control valve (6) is installed on the bypass pipeline (4) and close to the position of the flue gas main pipeline (2).
3. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1 or 2, characterized in that: the first electric control valve (6) is an electric control butterfly valve.
4. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1, characterized in that: the second electric control valve (7) is installed on the flue gas cooling pipeline group (5) and close to the position of the flue gas main pipeline (2).
5. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1 or 4, characterized in that: the second electric control valve (7) is an electric control butterfly valve.
6. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1, characterized in that: the pipe diameter of the bypass pipeline (4) is consistent with that of the flue gas main pipeline (2).
7. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1, characterized in that: the controller is a PLC controller.
8. The surface air cooler of an automatic temperature regulating protective bag-type dust collector according to claim 1, characterized in that: the temperature sensor is positioned in a flue gas inlet (3) of the bag-type dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595567.2U CN210645559U (en) | 2019-09-24 | 2019-09-24 | Surface air cooler of automatic temperature regulation protection bag-type dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595567.2U CN210645559U (en) | 2019-09-24 | 2019-09-24 | Surface air cooler of automatic temperature regulation protection bag-type dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210645559U true CN210645559U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921595567.2U Active CN210645559U (en) | 2019-09-24 | 2019-09-24 | Surface air cooler of automatic temperature regulation protection bag-type dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210645559U (en) |
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2019
- 2019-09-24 CN CN201921595567.2U patent/CN210645559U/en active Active
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230207 Address after: Guantang Community, Dongfang Avenue, Xialu District, Huangshi City, Hubei Province, 435000 Patentee after: Huangshi Hongyuan Metal Materials Co.,Ltd. Address before: No. 13, Zhanben Qidawu Community, Guantang Community, Dongfangshan Street, Xialu District, Huangshi City, Hubei Province, 435005 Patentee before: Zhan Guoqin |