CN114100359B - Automatic defoaming agent adding device for wet flue gas desulfurization system - Google Patents
Automatic defoaming agent adding device for wet flue gas desulfurization system Download PDFInfo
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- CN114100359B CN114100359B CN202111442223.XA CN202111442223A CN114100359B CN 114100359 B CN114100359 B CN 114100359B CN 202111442223 A CN202111442223 A CN 202111442223A CN 114100359 B CN114100359 B CN 114100359B
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- flue gas
- gas desulfurization
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The application discloses an automatic defoaming agent adding device of a wet flue gas desulfurization system, which comprises a storage assembly, a storage box, a chemical outlet pipe and an electric valve, wherein the chemical outlet pipe is arranged at the lower end of the storage box, and the electric valve is arranged on the chemical outlet pipe; the feeding assembly comprises a dosing cylinder arranged at the lower end of the dosing tube, a liquid level detection component arranged in the dosing cylinder and a dosing valve arranged at the lower end of the dosing cylinder; and the constant temperature assembly and the automatic defoamer adding device of the wet flue gas desulfurization system can well solve the problems of high labor intensity, untimely addition and the like of personnel manually adding defoamer, and greatly improve the coping capacity of the desulfurizing tower for suddenly and largely foaming overflow. The automatic defoamer adding device and the control part of the wet flue gas desulfurization system are simple, the investment cost is low, the maintenance is convenient, and the wet flue gas desulfurization system can be suitable for desulfurization towers with different specifications.
Description
Technical Field
The application relates to the technical field of flue gas desulfurization, in particular to an automatic defoaming agent adding device of a wet flue gas desulfurization system.
Background
In the operation process of a wet flue gas desulfurization system in a thermal power plant, the slurry of an absorption tower is often foamed due to the quality of a desulfurization absorbent, the quality of process water, flue gas and the like, so that the desulfurization efficiency is reduced, environmental-friendly emission indexes of the desulfurization system are affected, and sometimes even the addition of a defoaming agent is not timely, so that a large amount of foaming slurry of the desulfurization tower overflows to a pit of the desulfurization tower, and the pit is full of slurry and overflows to pollute the environment.
When the slurry in the desulfurizing tower foams, the prior method adopts the manual work to add a certain amount of defoaming agent to the pit of the desulfurizing tower in situ, and the defoaming agent is pumped to the desulfurizing tower through the pit pump for defoaming. Under the operation condition of frequent foaming, the times of adding the medicament by personnel are frequent, and the on-site work load is large; when the working condition is suddenly changed and a large amount of foaming occurs, the desulfurization slurry overflow is extremely easy to pollute the environment due to untimely reaction of personnel (including untimely monitoring of slurry foaming and monitoring in place but a certain time for the personnel to arrive at the site).
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
The application is provided in view of the problems of the automatic defoamer adding device of the existing wet flue gas desulfurization system.
Therefore, the application aims to provide an automatic defoamer adding device for a wet flue gas desulfurization system.
In order to solve the technical problems, the application provides the following technical scheme: the automatic defoaming agent adding device for the wet flue gas desulfurization system comprises a storage assembly, a control unit and a control unit, wherein the storage assembly comprises a storage box, a medicine outlet pipe arranged at the lower end of the storage box and an electric valve arranged on the medicine outlet pipe, and the medicine outlet pipe is provided with a manual valve; the feeding assembly comprises a dosing cylinder arranged at the lower end of the dosing tube, a liquid level detection component arranged in the dosing cylinder and a dosing valve arranged at the lower end of the dosing cylinder; and the constant temperature assembly is arranged outside the storage box.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: the liquid level detection part comprises a measuring rod, a floating ball and an extending rod, wherein the measuring rod is rotationally connected to the side wall of the dosing cylinder, the floating ball is arranged at one end of the measuring rod, the extending rod is arranged at one end of the measuring rod, which is far away from the floating ball, the rotating plane of the measuring rod is vertically arranged, a matching hole matched with the measuring rod is formed in the side wall of the dosing cylinder, a rubber sleeve is arranged on the matching hole, and the rubber sleeve covers the rod wall of the measuring rod.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: a first gear is arranged on the rotating shaft of the measuring rod, a second gear meshed with the first gear is rotationally connected on the dosing cylinder, the rotating shafts of the first gear and the second gear are respectively extended with a supporting rod, a first magnet and a second magnet are respectively arranged on the two supporting rods, a linkage piece is arranged on the supporting rods positioned on the second gear,
the linkage piece comprises a signal transmitting module, a signal receiving module arranged on the electric valve and a control module arranged on the electric valve, wherein the control module is connected with a motor in the electric valve.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: the constant temperature component comprises a mounting cylinder arranged outside the storage box, a first arc-shaped plate arranged on the mounting cylinder and a plurality of second arc-shaped plates hinged end to end in sequence, the second arc-shaped plate positioned at the tail end is hinged with the first arc-shaped plate, a locking piece is arranged between the second arc-shaped plate positioned at the front end and the mounting cylinder,
wherein, the holding tank has all been seted up to the inside of first arc and second arc, be provided with heating element and cooling element in the holding tank.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: the connecting rod is arranged at the upper end of the second arc-shaped plate, gear plates are arranged at two ends of the connecting rod, the two adjacent gear plates are meshed with each other, a hinge plate is arranged at the lower end of the second arc-shaped plate, the hinge plate is connected with two adjacent second arc-shaped plates, a connecting plate is hinged between the first arc-shaped plate and the second arc-shaped plate, a guide rod extends out of the mounting cylinder, a guide wheel is arranged on the hinge plate, and the guide wheel is matched with the guide rod.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: the middle section of the connecting sheet is rotationally connected with a rotating block, an ear plate is arranged on the rotating block, the guide wheel is connected with the ear plate, and a stepping motor is arranged on the rotating block.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: be provided with a plurality of telescopic links on the bin lateral wall, the telescopic link sets up along the lateral wall circumference array of bin, the telescopic link tip is provided with grabs the pole, be provided with on the second arc with grab pole complex grab the groove, be provided with the cylinder in the telescopic link.
As a preferable scheme of the automatic defoaming agent adding device of the wet flue gas desulfurization system, the application comprises the following steps: the storage tank is internally provided with a conveyor belt, the heating piece and the cooling piece are respectively arranged at two sides of the conveyor belt, the cooling piece comprises a snakelike condenser tube, the condenser tube is internally provided with cooling liquid,
the heating piece comprises a heating copper pipe, and a heating resistance wire is arranged in the heating copper pipe.
The application has the beneficial effects that: the automatic adding device of the defoaming agent of the wet flue gas desulfurization system can well solve the problems of high labor intensity, untimely adding and the like of personnel in the manual adding of the defoaming agent. The adding amount of the defoaming agent is fixed and controllable, and excessive or insufficient adding of the defoaming agent caused by manual adding is avoided. Greatly improves the coping capability of the desulfurizing tower for suddenly and largely foaming overflow. The automatic defoamer adding device and the control part of the wet flue gas desulfurization system are simple, the investment cost is low, the maintenance is convenient, and the wet flue gas desulfurization system can be suitable for desulfurization towers with different specifications.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic diagram of the structure of the automatic defoamer adding device of the wet flue gas desulfurization system after installation.
Fig. 2 is a schematic diagram of the overall structure of the automatic defoamer adding device of the wet flue gas desulfurization system.
Fig. 3 is a schematic diagram of the liquid level detection component of the automatic defoamer adding device for the wet flue gas desulfurization system.
Fig. 4 is a schematic diagram of the structure of the constant temperature assembly and the storage tank of the automatic defoamer adding device of the wet flue gas desulfurization system.
Fig. 5 is a schematic diagram of the structure of the constant temperature assembly of the automatic defoamer adding device of the wet flue gas desulfurization system.
Fig. 6 is a schematic diagram of a second arc plate structure of the automatic defoamer adding device of the wet flue gas desulfurization system.
Fig. 7 is a schematic diagram of the structure of the guide wheel of the automatic defoamer adding device of the wet flue gas desulfurization system.
FIG. 8 is a schematic diagram of the heating element and the cooling element of the automatic defoamer adding device for the wet flue gas desulfurization system.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will become more readily apparent, a more particular description of the application will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the application. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present application in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
Referring to fig. 1-8, the application discloses an automatic defoamer adding device for a wet flue gas desulfurization system, which comprises a storage component 100, wherein in the embodiment, the storage component 100 comprises a storage tank 101, the storage tank 101 is used for storing defoamer, a medicine outlet pipe 102 vertically extends out of the lower end of the storage tank 101, the medicine outlet pipe 102 is used for sending medicine liquid out of the storage tank 101, an electric valve 103 is arranged on the medicine outlet pipe 102, the electric valve 103 is used for controlling the medicine liquid to flow out of the medicine outlet pipe 102, a manual valve 104 is arranged on the medicine outlet pipe 102, and the purpose of arranging the manual valve 104 is to ensure that the medicine cannot be discharged or cannot stop discharging the medicine because of the error of the procedure of the electric valve 103, and the manual valve 104 is used for ensuring.
Further, the present application further includes a feeding assembly 200, in this embodiment, the feeding assembly 200 includes a dosing cylinder 201 disposed at a lower end of the drug outlet tube 102, and a liquid level detecting unit 202 disposed in the dosing cylinder 201, where the dosing cylinder 201 is a container and a temporary storage tube for storing the reinforced and quantitative liquid medicine, and is used for receiving the liquid medicine flowing out from the storage tank 101, and a drug outlet valve 203 is further disposed at a lower end of the dosing cylinder 201, where the drug outlet valve 203 is used for discharging the liquid medicine in the dosing cylinder 201.
Further, the application also comprises a constant temperature component 400, the constant temperature component 400 is arranged outside the storage tank 101, the constant temperature component 400 stabilizes the temperature of the storage tank 101, the defoamer is prevented from going bad when the air temperature is high, the defoamer is prevented from freezing when the air temperature is low, in this embodiment, the liquid level detection component 202 comprises a measuring rod 202a rotationally connected to the side wall of the dosing cylinder 201, one end of the measuring rod 202a stretches into the dosing cylinder 201, one end stretches out of the dosing cylinder 201, one end of the measuring rod 202a stretches into the dosing cylinder 201 and is provided with a floating ball 202b, the inside of the floating ball 202b is hollow, the material is plastic or other light materials, the material can gradually rise or fall along with the liquid level, one end of the measuring rod 202a far away from the floating ball 202b is provided with an extending rod, and the rotation plane of the measuring rod 202a is vertically arranged, wherein in order to prevent the liquid medicine from flowing out from a gap between the measuring rod 202a and the dosing cylinder 201, a matching hole matched with the measuring rod 202a is arranged on the side wall of the dosing cylinder 201, a rubber sleeve is arranged on the matching hole, and the rod wall of the rubber sleeve is coated with the measuring rod 202 a.
Further, a first gear 300 is disposed on the rotation shaft of the measuring rod 202a, a second gear 301 meshed with the first gear 300 is rotatably connected to the dosing cylinder 201, the rotation of the first gear 300 rotates along with the swinging of the measuring rod 202a, a supporting rod 302 extends out of the rotation shafts of the first gear 300 and the second gear 301, and the supporting rod 302 can take three different states along with the rotation of the first gear 300 or the second gear 301: the two abutting rods 302 are respectively provided with a first magnet and a second magnet, the first magnet is a cathode magnet, and the second magnet is an anode magnet, so that when the two abutting rods 302 are in a mutually approaching state, the abutting state can be accelerated due to the attraction of the first magnet and the second magnet, at the moment, a linkage piece is arranged on the abutting rod 302 positioned on the second gear 301, the linkage piece comprises a signal transmitting module, a signal receiving module arranged on the electric valve 103 and a control module arranged on the electric valve 103, the control module is connected with a motor in the electric valve 103, and meanwhile, an abutting button is arranged on the side wall of the dosing cylinder 201, and when the abutting rod 302 on the second gear 301 rapidly changes to the abutting state, one end side of the abutting rod 302 extending out of the dosing cylinder 201 rapidly touches the abutting button, so that control is realized.
The operation process comprises the following steps: setting an automatic adding and one-key adding program of the defoaming agent:
1. when the liquid level of the pit of the absorption tower is higher than a high alarm value, the program execution steps are as follows: the medicine outlet valve 203 is closed, the medicine adding electromagnetic valve is opened, the defoamer solution in the defoamer storage tank 101 automatically flows into the medicine adding cylinder 201 under the action of gravity, along with the continuous rising of the liquid level of the defoamer solution in the medicine adding cylinder 201 until the action of a high liquid level switch of the medicine adding cylinder 201, the liquid level switch sends a signal to chain to close the medicine adding electromagnetic valve, the medicine outlet electromagnetic valve is opened, the defoamer in the measuring cylinder automatically flows out and enters a pit to perform defoaming under the action of gravity, and the remote automatic addition of the defoamer is realized.
2. The liquid level of the pit of the absorption tower is not high, the foaming condition of the slurry is judged manually, a one-button adding button is clicked manually on a DCS picture, and the automatic adding program is executed. The number of additions may be increased depending on the defoaming ability or degree of foaming of the different defoamers.
Example 2
Referring to fig. 1-8, this embodiment differs from the first embodiment in that: in this embodiment, the constant temperature assembly 400 includes a mounting cylinder 401 disposed outside the storage tank 101, the mounting cylinder 401 is in the shape of an arc plate, and is fixed on the side wall of the storage tank 101 through a bolt, a first arc plate 402 is rotationally connected to the mounting cylinder 401, the first arc plate 402 extends out from the side wall of the mounting cylinder 401, and the rotation plane of the first arc plate 402 is a horizontal plane, but the first arc plate 402 is disposed along the vertical direction, while the constant temperature assembly 400 further includes a plurality of second arc plates 403 hinged end to end in sequence, the rotation plane of the second arc plates 403 is also a horizontal plane, and the second arc plates 403 located at the end are hinged with the first arc plates 402, a locking member is disposed between the second arc plates 403 located at the front end and the mounting cylinder 401, and further the plurality of second arc plates 403 are screwed out outwards, and are disposed around the storage tank 101.
Further, in this embodiment, the locking member includes an ejector rod disposed on the second arc plate 403 at the front end, the rear end of the ejector rod is directly connected to the cylinder, the cylinder is an electric cylinder, a jack matched with the ejector rod is disposed on the side wall of the first arc plate 402, when the electric cylinder receives the docking command, the electric cylinder is started to eject the ejector rod outwards, and the ejector rod is plugged into the jack, so as to realize locking.
Further, storage grooves 404 are formed in the first arc plate 402 and the second arc plate 403, a heating member 602 and a cooling member are arranged in the storage grooves 404, and the temperature of the storage box 101 is affected by adjusting the opening and closing of the heating member 602 and the cooling member, so as to realize temperature reduction or temperature increase.
Preferably, a connecting rod 405 is disposed at the upper end of the second arc plate 403, gear plates 406 are disposed at two ends of the connecting rod 405, and the two adjacent gear plates 406 are meshed with each other, so that when one of the second arc plates 403 rotates, the gear plates 406 are utilized to realize meshing rotation between the gear plates 406 and the gear plates 406, so as to realize mutual rotation between the second arc plates 403, and further realize cladding action around the storage tank 101; and, all be provided with the motor on every connecting rod 405, be provided with two cards that symmetry set up on the motor shaft of motor, set up on gear plate 406 with card complex piece groove, and all be provided with the microcylinder at the rear end of every motor, the microcylinder is used for promoting the fore-and-aft slip of motor, realizes the grafting of card and piece groove, after the grafting, the motor just can drive the rotation of gear plate 406, and then is used for adjusting the rotation angle between every two second arc 403.
Further, a hinge plate 407 is disposed at the lower end of each second arc plate 403, the hinge plate 407 is connected with two adjacent second arc plates 403, a connecting plate 408 is hinged between the first arc plate 402 and the second arc plates 403, a guide rod 409 extends out of the mounting barrel 401, a guide wheel 500 is disposed on the hinge plate 407, the guide wheel 500 is matched with the guide rod 409, the guide rod 409 serves as a track, a rotating block 501 is rotatably connected in the middle section of the connecting plate, an ear plate 502 is disposed on the rotating block 501, the guide wheel 500 is connected with the ear plate 502, and a stepping motor is disposed on the rotating block 501.
Further, a plurality of telescopic rods 504 are arranged on the side wall of the storage tank 101, the telescopic rods 504 are arranged in an array along the circumference of the side wall of the storage tank 101, a grabbing rod 505 is arranged at the end part of the telescopic rods 504, grabbing grooves matched with the grabbing rod 505 are formed in the second arc-shaped plate 403, and an air cylinder is arranged in the telescopic rods 504.
Be provided with conveyer belt 506 in holding tank 404, heating member 602 and cooling member set up respectively in the both sides of conveyer belt 506, and the cooling member includes condenser pipe 601a of snakelike setting, is provided with coolant liquid 601b in the condenser pipe 601a, and heating member 602 includes heating copper pipe 602a, is provided with heating resistance wire in the heating copper pipe 602 a.
The rest of the structure is the same as in embodiment 1.
The operation process comprises the following steps: the operator firstly stretches out a plurality of second curved plates 403 from the straight line direction by driving the rotation of the first curved plates 402, then controls the rotation of each second curved plate 403 through a cylinder behind the motor, thereby wrapping the storage tank 101, and then adjusts the temperature by using the heating member 602 and the cooling member, and keeps constant temperature.
It is important to note that the construction and arrangement of the application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present application. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present applications. Therefore, the application is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the application, or those not associated with practicing the application).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application, which is intended to be covered in the scope of the claims of the present application.
Claims (6)
1. An automatic device that adds of wet flue gas desulfurization system defoaming agent which characterized in that: comprising the steps of (a) a step of,
the storage component (100) comprises a storage box (101), a medicine outlet pipe (102) arranged at the lower end of the storage box (101) and an electric valve (103) arranged on the medicine outlet pipe (102), wherein a manual valve (104) is arranged on the medicine outlet pipe (102);
the feeding assembly (200) comprises a dosing cylinder (201) arranged at the lower end of the dosing tube (102), a liquid level detection component (202) arranged in the dosing cylinder (201) and a dosing valve (203) arranged at the lower end of the dosing cylinder (201); the method comprises the steps of,
the constant temperature assembly (400), the constant temperature assembly (400) is arranged outside the storage box (101), the constant temperature assembly (400) comprises a mounting cylinder (401) arranged outside the storage box (101), a first arc plate (402) arranged on the mounting cylinder (401) and a plurality of second arc plates (403) hinged end to end in sequence, the second arc plates (403) positioned at the tail end are hinged with the first arc plates (402), a locking piece is arranged between the second arc plates (403) positioned at the front end and the mounting cylinder (401),
wherein, holding tank (404) has all been seted up to the inside of first arc (402) and second arc (403), be provided with heating member (602) and cooling member in holding tank (404), second arc (403) upper end is provided with connecting rod (405), connecting rod (405) both ends all are provided with gear board (406), two are close to gear board (406) intermeshing, second arc (403) lower extreme is provided with hinge piece (407), hinge piece (407) connect two adjacent second arcs (403), it has connecting plate (408) to articulate between first arc (402) and the second arc (403), stretch out on installation section of thick bamboo (401) guide arm (409), be provided with guide pulley (500) on hinge piece (407), guide pulley (500) and guide arm (409) cooperation.
2. The automatic defoamer adding device for a wet flue gas desulfurization system according to claim 1, wherein: the liquid level detection part (202) comprises a measuring rod (202 a) rotatably connected to the side wall of the dosing cylinder (201), a floating ball (202 b) arranged at one end of the measuring rod (202 a) and an extension rod arranged at one end of the measuring rod (202 a) far away from the floating ball (202 b), wherein the rotation plane of the measuring rod (202 a) is vertically arranged,
the side wall of the dosing cylinder (201) is provided with a matching hole matched with the measuring rod (202 a), the matching hole is provided with a rubber sleeve, and the rubber sleeve covers the rod wall of the measuring rod (202 a).
3. The automatic defoamer adding device for wet flue gas desulfurization systems according to claim 2, wherein: a first gear (300) is arranged on the rotating shaft of the measuring rod (202 a), a second gear (301) meshed with the first gear (300) is rotatably connected on the dosing cylinder (201), a supporting rod (302) is respectively extended out of the rotating shafts of the first gear (300) and the second gear (301), a first magnet and a second magnet are respectively arranged on the two supporting rods (302), a linkage piece is arranged on the supporting rod (302) positioned on the second gear (301),
the linkage piece comprises a signal transmitting module, a signal receiving module arranged on the electric valve (103) and a control module arranged on the electric valve (103), wherein the control module is connected with a motor in the electric valve (103).
4. The automatic defoamer adding device for a wet flue gas desulfurization system according to claim 1, wherein: the middle section of the connecting plate (408) is rotationally connected with a rotating block (501), an ear plate (502) is arranged on the rotating block (501), the guide wheel (500) is connected with the ear plate (502), and a stepping motor is arranged on the rotating block (501).
5. The automatic defoamer adding device for a wet flue gas desulfurization system according to claim 1, wherein: be provided with a plurality of telescopic links (504) on bin (101) lateral wall, telescopic link (504) are along the lateral wall circumference array setting of bin (101), telescopic link (504) tip is provided with grabs pole (505), be provided with on second arc (403) with grab pole (505) complex grab the groove, be provided with the cylinder in telescopic link (504).
6. The automatic defoamer adding device for a wet flue gas desulfurization system according to claim 1, wherein: a conveyor belt (506) is arranged in the storage tank (404), the heating element (602) and the cooling element are respectively arranged at two sides of the conveyor belt (506), the cooling element comprises a snakelike condenser tube (601 a), a cooling liquid (601 b) is arranged in the condenser tube (601 a),
the heating piece (602) comprises a heating copper pipe (602 a), and a heating resistance wire is arranged in the heating copper pipe (602 a).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111442223.XA CN114100359B (en) | 2021-11-30 | 2021-11-30 | Automatic defoaming agent adding device for wet flue gas desulfurization system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111442223.XA CN114100359B (en) | 2021-11-30 | 2021-11-30 | Automatic defoaming agent adding device for wet flue gas desulfurization system |
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| CN114100359A CN114100359A (en) | 2022-03-01 |
| CN114100359B true CN114100359B (en) | 2023-09-15 |
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