CN210543988U - Control system of wet dust collector - Google Patents
Control system of wet dust collector Download PDFInfo
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- CN210543988U CN210543988U CN201921395312.1U CN201921395312U CN210543988U CN 210543988 U CN210543988 U CN 210543988U CN 201921395312 U CN201921395312 U CN 201921395312U CN 210543988 U CN210543988 U CN 210543988U
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Abstract
The utility model discloses a wet dust collector's control system relates to dust collecting equipment technical field, including humidification control circuit, fan control circuit, zero line N and live wire L1, L2, L3, humidification control circuit includes change over switch, liquid level relay, auxiliary relay and solenoid valve, change over switch's power end is connected with live wire L3 electricity, change over switch's load end is connected with liquid level relay's power end electricity, liquid level relay is connected with zero line N electricity and is constituted the return circuit, liquid level relay's normally open contact is connected with change over switch's load end electricity, change over switch's load end is connected with the power end electricity of solenoid valve. The utility model relates to a rational in infrastructure, it can be through the change over switch of design among the humidification control circuit, swiftly switch the wet dedusting operation mode and the dry-type dust removal operation mode of dust remover, improved suitability and the dust removal effect of dust remover under multiple dust removal operation environment.
Description
Technical Field
The utility model relates to a dust collecting equipment technical field specifically is a control system of wet dust collector.
Background
The dust remover is a common facility in boilers and industrial production, the performance of the dust remover is expressed by the amount of gas which can be processed, the resistance loss and the dust removal efficiency when the gas passes through the dust remover, meanwhile, the price, the operation and maintenance cost, the service life and the difficulty of operation management of the dust remover are also important factors considering the performance of the dust remover, the dust removal equipment needs to be matched with a dust removal control circuit system to realize good dust removal effect, and the dust remover is divided into a dry dust remover and a wet dust remover according to different use scenes.
The control system of the wet dust collector generally only can perform dedicated wet dust collection operation, and is influenced by different use scenes, so that the wet dust collection operation and the dry dust collection operation need to be separately performed. To this end, we provide a control system for a wet dust collector to solve the above problems.
SUMMERY OF THE UTILITY MODEL
One) technical problem to be solved
The utility model aims at providing a control system of wet dust collector in order to remedy the not enough of prior art.
II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a control system of a wet dust collector comprises a humidification control circuit, a fan control circuit, a zero line N, a live line L1, a live line L2 and a live line L3, wherein the humidification control circuit comprises a change-over switch, a liquid level relay, an intermediate relay and an electromagnetic valve, the power end of the change-over switch is electrically connected with the live line L3, the load end of the change-over switch is electrically connected with the power end of the liquid level relay, the liquid level relay is electrically connected with the zero line N to form a loop, a normally open contact of the liquid level relay is electrically connected with the load end of the change-over switch, the load end of the change-over switch is electrically connected with the power end of the electromagnetic valve, the electromagnetic valve is electrically connected with the zero line N to form a loop, the load end of the change-over;
the fan control circuit comprises an automatic switch, a first contactor, a time relay, a second contactor, a third contactor and a power-off delay relay, wherein the power end of the automatic switch is electrically connected with a current transformer, the power end of the current transformer is electrically connected with a live wire L3, the load end of the automatic switch is electrically connected with the power end of the first contactor, the loop of the first contactor is electrically connected with a zero line N, the load end of the automatic switch is electrically connected with the time relay, the normally closed contact of the time relay is electrically connected with the normally closed contact of the second contactor, the normally closed contact of the time relay is electrically connected with the power end of the third contactor, the third contactor is electrically connected with the zero line N to form a loop, the normally open contact of the time relay is electrically connected with the normally closed contact of the third contactor, and the normally closed contact of the time relay is electrically connected with the power, the second contactor is electrically connected with a zero line N to form a loop, a load end of the automatic switch is electrically connected with a power supply end of a power-off delay relay, and the power-off delay relay is electrically connected with the zero line N to form the loop;
the power end electricity of first contactor is connected with thermal relay, thermal relay's power end and air circuit breaker electricity are connected, air circuit breaker's power end and live wire L1, L2, L3 electricity are connected, the fan is connected to the load end electricity of first contactor.
Furthermore, this wet dust collector's control system still includes control panel, moisturizing pilot lamp, fan stop indicator, fan trouble pilot lamp and fan start indicator are installed to control panel's front.
Furthermore, the change-over switch is installed on the front surface of the control panel, and the power switch is installed on the front surface of the control panel.
Furthermore, a timing meter is installed on the front face of the control panel and is electrically connected with the time relay.
Furthermore, the motor of the fan is a three-phase asynchronous motor, and the first contactor, the second contactor and the third contactor are electrically connected with the fan by adopting an angle connection method.
Thirdly), the beneficial effects are as follows:
compared with the prior art, the control system of the wet dust collector has the following beneficial effects:
firstly, the method comprises the following steps: the utility model discloses a change over switch of design among the humidification control circuit, the wet-type dust removal operational mode and the dry-type dust removal operational mode that can swiftly switch the dust remover have improved suitability and the dust removal effect of dust remover under multiple dust removal operational environment, utilize a plurality of shift knob and the pilot lamp that sets up on the control panel, be favorable to observing the operating condition of dust remover more to it is more convenient to enable the control operation of dust remover.
Two, the utility model discloses a first contactor, second contactor, third contactor and outage time delay relay's cooperation design provides certain three-phase signal frequency for the fan, makes the air-out effect of fan more stable, further improves the stability of dust remover dust removal function.
Drawings
FIG. 1 is an electrical schematic diagram of a control system of a wet dust collector of the present invention;
FIG. 2 is a wiring diagram of the blower of the present invention;
fig. 3 is a front view of the control panel of the present invention.
In the figure: 1. a humidification control circuit; 11. a transfer switch; 12. a liquid level relay; 13. an intermediate relay; 14. an electromagnetic valve; 2. a fan control circuit; 21. automatic switching; 22. a first contactor; 23. a time relay; 24. a second contactor; 25. a third contactor; 26. a power-off delay relay; 3. a current transformer; 4. an air circuit breaker; 5. a thermal relay; 6. a fan; 7. a control panel; 71. a water supplement indicator light; 72. a fan stop indicator light; 73. a fan fault indicator light; 74. the fan starts the pilot lamp; 75. a chronograph watch; 8. and a power switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: a control system of a wet dust collector comprises a humidification control circuit 1, a fan control circuit 2, a zero line N, a live line L1, a L2 and a L3, wherein the humidification control circuit 1 comprises a change-over switch 11, a liquid level relay 12, an intermediate relay 13 and an electromagnetic valve 14, a power end of the change-over switch 11 is electrically connected with a live line L3, a load end of the change-over switch 11 is electrically connected with a power end of the liquid level relay 12, the liquid level relay 12 is electrically connected with the zero line N to form a loop, a normally open contact of the liquid level relay 12 is electrically connected with a load end of the change-over switch 11, a load end of the change-over switch 11 is electrically connected with a power end of the electromagnetic valve 14, the electromagnetic valve 14 is electrically connected with the zero line N to form a loop, the load end of the change-;
the fan control circuit 2 comprises an automatic switch 21, a first contactor 22, a time relay 23, a second contactor 24, a third contactor 25 and a power-off delay relay 26, wherein a power end of the automatic switch 21 is electrically connected with a current transformer 3, a power end of the current transformer 3 is electrically connected with a live wire L3, a load end of the automatic switch 21 is electrically connected with a power end of the first contactor 22, a loop of the first contactor 22 is electrically connected with a zero line N, a load end of the automatic switch 21 is electrically connected with the time relay 23, a normally closed contact of the time relay 23 is electrically connected with a normally closed contact of the second contactor 24, a normally closed contact of the time relay 23 is electrically connected with a power end of the third contactor 25, the third contactor 25 is electrically connected with the zero line N to form a loop, a normally open contact of the time relay 23 is electrically connected with a normally closed contact of the third contactor 25, and a normally closed contact of the time, the second contactor 24 is electrically connected with a zero line N to form a loop, the load end of the automatic switch 21 is electrically connected with the power supply end of the power-off delay relay 26, and the power-off delay relay 26 is electrically connected with the zero line N to form the loop;
the power supply end of the first contactor 22 is electrically connected with the thermal relay 5, the power supply end of the thermal relay 5 is electrically connected with the air circuit breaker 4, the power supply end of the air circuit breaker 4 is electrically connected with the live wires L1, L2 and L3, and the load end of the first contactor 22 is electrically connected with the fan 6.
Further, the control system of the wet dust collector also comprises a control panel 7, and a water supplementing indicator lamp 71, a fan stop indicator lamp 72, a fan failure indicator lamp 73 and a fan starting indicator lamp 74 are installed on the front surface of the control panel 7.
Further, the change-over switch 11 is mounted on the front surface of the control panel 7, and the power switch 8 is mounted on the front surface of the control panel 7.
Further, a chronograph watch 75 is mounted on the front surface of the control panel 7, and the chronograph watch 75 is electrically connected to the time relay 23.
Further, the motor of the fan 6 is a three-phase asynchronous motor, and the first contactor 22, the second contactor 24 and the third contactor 25 are electrically connected with the fan 6 by adopting an angle connection method.
The working principle is as follows: in the fan control circuit 2, the working time of the dust remover can be set through the time relay 23, a certain three-phase signal frequency is provided for the fan 6 through the matching design of the first contactor 22, the second contactor 24, the third contactor 25 and the power-off delay relay 26, so that the air outlet effect of the fan 6 is more stable, when the dust remover needs dry dust removal operation, the wet dust removal operation mode and the dry dust removal operation mode of the dust remover can be quickly switched through the change-over switch 11 designed in the humidification control circuit 1, and the applicability and the dust removal effect of the dust remover under various dust removal operation environments are improved.
It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a control system of wet dust collector, includes humidification control circuit (1), fan control circuit (2), zero line N and live wire L1, live wire L2, live wire L3, its characterized in that: the humidification control circuit (1) comprises a change-over switch (11), a liquid level relay (12), an intermediate relay (13) and an electromagnetic valve (14), wherein a power end of the change-over switch (11) is electrically connected with a live wire L3, a load end of the change-over switch (11) is electrically connected with a power end of the liquid level relay (12), the liquid level relay (12) is electrically connected with a zero line N to form a loop, a normally open contact of the liquid level relay (12) is electrically connected with a load end of the change-over switch (11), a load end of the change-over switch (11) is electrically connected with a power end of the electromagnetic valve (14), the electromagnetic valve (14) is electrically connected with the zero line N to form a loop, the load end of the change-over switch (11) is electrically connected with the intermediate relay (13), and the intermediate relay (13) is electrically connected with the;
the fan control circuit (2) comprises an automatic switch (21), a first contactor (22), a time relay (23), a second contactor (24), a third contactor (25) and a power-off delay relay (26), wherein a power end of the automatic switch (21) is electrically connected with a current transformer (3), a power end of the current transformer (3) is electrically connected with a live wire L3, a load end of the automatic switch (21) is electrically connected with a power end of the first contactor (22), a loop of the first contactor (22) is electrically connected with a zero wire N, a load end of the automatic switch (21) is electrically connected with the time relay (23), a normally closed contact of the time relay (23) is electrically connected with a normally closed contact of the second contactor (24), and a normally closed contact of the time relay (23) is electrically connected with a power end of the third contactor (25), the third contactor (25) is electrically connected with a zero line N to form a loop, a normally open contact of the time relay (23) is electrically connected with a normally closed contact of the third contactor (25), a normally closed contact of the time relay (23) is electrically connected with a power supply end of the second contactor (24), the second contactor (24) is electrically connected with the zero line N to form a loop, a load end of the automatic switch (21) is electrically connected with a power supply end of the power-off delay relay (26), and the power-off delay relay (26) is electrically connected with the zero line N to form a loop;
the power end of first contactor (22) is electrically connected with thermorelay (5), the power end and the air circuit breaker (4) electricity of thermorelay (5) are connected, the power end and live wire L1, live wire L2, live wire L3 electricity of air circuit breaker (4) are connected, fan (6) are connected to the load end electricity of first contactor (22).
2. A control system for a wet scrubber according to claim 1, wherein: the control system of the wet dust collector further comprises a control panel (7), and a water supplementing indicator lamp (71), a fan stop indicator lamp (72), a fan fault indicator lamp (73) and a fan starting indicator lamp (74) are mounted on the front face of the control panel (7).
3. A control system for a wet scrubber according to claim 2, wherein: the change-over switch (11) is arranged on the front surface of the control panel (7), and the power switch (8) is arranged on the front surface of the control panel (7).
4. A control system for a wet scrubber according to claim 2, wherein: the front surface of the control panel (7) is provided with a timing meter (75), and the timing meter (75) is electrically connected with the time relay (23).
5. A control system for a wet scrubber according to claim 1, wherein: the motor of fan (6) is three-phase asynchronous motor, first contactor (22), second contactor (24) and third contactor (25) adopt the angle type to connect with the electricity of fan (6) and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921395312.1U CN210543988U (en) | 2019-08-27 | 2019-08-27 | Control system of wet dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921395312.1U CN210543988U (en) | 2019-08-27 | 2019-08-27 | Control system of wet dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN210543988U true CN210543988U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921395312.1U Active CN210543988U (en) | 2019-08-27 | 2019-08-27 | Control system of wet dust collector |
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| Country | Link |
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| CN (1) | CN210543988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115212681A (en) * | 2022-08-31 | 2022-10-21 | 中国矿业大学 | Dry-wet collaborative dust removal method with dust characteristic self-adaption function |
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2019
- 2019-08-27 CN CN201921395312.1U patent/CN210543988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115212681A (en) * | 2022-08-31 | 2022-10-21 | 中国矿业大学 | Dry-wet collaborative dust removal method with dust characteristic self-adaption function |
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