CN213415532U - Automatic feeding device for desulfurization synergist - Google Patents
Automatic feeding device for desulfurization synergist Download PDFInfo
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- CN213415532U CN213415532U CN202021678020.1U CN202021678020U CN213415532U CN 213415532 U CN213415532 U CN 213415532U CN 202021678020 U CN202021678020 U CN 202021678020U CN 213415532 U CN213415532 U CN 213415532U
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- medicament
- storage box
- desulfurization synergist
- automatic
- negative pressure
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Abstract
The utility model discloses an automatic desulfurization synergist adding device, which comprises a medicament storage box and a negative pressure feeder, wherein the negative pressure feeder is arranged above the medicament storage box and is communicated with the medicament storage box from top to bottom; the bottom of the medicament storage box is provided with a spiral discharger, and the feeding device further comprises an electric cabinet for controlling the suction machine and the spiral discharger to work. The utility model discloses can realize the automatic feeding, the storage of desulfurization synergist and the process of unloading, can guarantee that the desulfurization synergist is automatic to be thrown the sealed save of throwing the in-process, effectively prevent the caking, and then avoid the putty phenomenon to appear, effectively guaranteed desulfurization system's normal steady operation.
Description
Technical Field
The utility model relates to an environmental protection and energy saving technical field, especially a power plant boiler synergist throw feeder apparatus in automation.
Background
In the power generation process of a thermal power plant, excessive sulfides are generated after coal in a boiler is combusted, the substances enter the atmosphere to form acid rain, and the environment is greatly damaged, so that the desulfurization treatment is usually needed to prevent the sulfides in the flue gas from polluting the environment.
With the increasing rigorous environmental requirements, the desulfurization system based on wet desulfurization is more difficult to meet the requirements of flue gas emission indexes, the maintenance of material balance of the desulfurization system becomes harder when the unit load is higher and the coal sulfur content is higher, and in addition, the frequent fluctuation of flue gas parameters causes the emission indexes to be more difficult to control, and the desulfurization synergist can improve the reaction efficiency in the desulfurization tower, so that the desulfurization tower has higher desulfurization efficiency and stronger stability. The desulfurization synergist needs to be added and supplemented every day in the power generation process of a power plant, and a manual or simple mechanical feeding device is adopted, so that the labor is increased, the time and the labor are wasted, and the working efficiency is low; and the adding accuracy and timeliness cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides an automatic device that adds of desulfurization synergist, can realize the automation of desulfurization synergist and throw to can effectively deal with corruption, putty problem and carry out in good time appropriate amount and throw, with the normal steady operation of guaranteeing desulfurization system.
In order to solve the technical problem, the utility model adopts the following technical proposal.
An automatic desulfurization synergist feeding device comprises a medicament storage box and a negative pressure feeder, wherein the negative pressure feeder is arranged above the medicament storage box and is communicated with the medicament storage box up and down; the bottom of the medicament storage box is provided with a spiral discharger, and the feeding device further comprises an electric cabinet for controlling the suction machine and the spiral discharger to work.
According to the automatic desulfurization synergist feeding device, the vibration feeder is arranged between the negative pressure feeder and the agent storage box.
Above-mentioned automatic feeder apparatus of throwing of desulfurization synergist, transversely be provided with the thick grid that the bold medicament blockked up is avoided to the multilayer in the medicament bin, be provided with vibrating motor on the outer wall of medicament bin, the output of regulator cubicle is connected to vibrating motor's input.
Above-mentioned automatic feeder apparatus of throwing of desulfurization synergist, be provided with the charge level indicator that detects the medicament height in the medicament bin, the input of regulator cubicle is connected to the output of charge level indicator.
Above-mentioned automatic feeder apparatus of throwing of desulfurization synergist, the end connection that the inlet pipe inserted the medicament storehouse has the suction head.
Above-mentioned automatic feeder apparatus of throwing of desulfurization synergist, all be provided with pressure regulating valve and pressure sensor on the top lid of medicament storehouse, negative pressure feeder and medicament bin, the input of regulator cubicle is connected respectively to each pressure sensor's output, and the output of regulator cubicle is connected with each pressure regulating valve's controlled end respectively.
Above-mentioned automatic feeder apparatus of throwing of desulfurization synergist, be provided with the temperature sensor of heat preservation and monitoring temperature in the spiral discharger on the inner wall of spiral discharger, the heater strip is equipped with to the embedded heat preservation, the input of regulator cubicle is connected to temperature sensor's output, and the controlled end of heater strip is connected to the output of regulator cubicle.
According to the automatic desulfurization synergist feeding device, the PLC and the liquid crystal touch screen are arranged in the electrical cabinet and are interconnected.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
The utility model discloses can realize the automatic feeding, the storage of desulfurization synergist and the process of unloading, can guarantee that the desulfurization synergist is automatic to be thrown the sealed save of throwing the in-process, effectively prevent the caking, and then avoid the putty phenomenon to appear, effectively guaranteed desulfurization system's normal steady operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a drawing of the material suction head for the middle tank car and the tank car of the present invention;
FIG. 3 is a drawing of a medium open air medicament stack and medicament bag suction head of the present invention;
wherein: 1. the device comprises an electrical cabinet, a material suction machine, a negative pressure feeder, a material feeding pipe, a medicament bin, a vibration feeder, a medicament storage box, a first pressure regulating valve, a second pressure regulating valve, a third pressure regulating valve and a screw discharger, wherein the material feeding pipe is arranged at 4, the medicament bin is arranged at 5, the vibration feeder is arranged at 6, the medicament storage box is arranged at 7, the first pressure regulating valve is arranged at 8, the second pressure regulating.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
An automatic desulfurization synergist feeding device is structurally shown in figure 1 and comprises an electric cabinet 1, a suction machine 2, a negative pressure feeder 3, a medicament storage box 7, a medicament bin 5 and a feeding pipe 4, wherein the negative pressure feeder 3 is arranged above the medicament storage box and is communicated with the medicament storage box up and down.
The feed inlet of the negative pressure feeder is communicated with a medicament bin 5 for storing the desulfurization synergist through a feed pipe 4, and the tail end of the feed pipe inserted into the medicament bin is connected with a suction head with a hand valve; the negative pressure end of the negative pressure feeder is communicated with the suction machine 2 through a pipeline, and a vibration feeder 6 is arranged between the negative pressure feeder and the medicament storage box. The negative pressure feeder is used for sucking in the desulfurization synergist in the agent bin under the negative pressure effect, and conveying the desulfurization synergist into the agent storage box at the bottom under the action of the vibration feeder to finish the feeding operation. The material suction head of the utility model can be a material suction head for a tank car or a tank car, as shown in figure 2, or a material suction head for an open-air medicament pile or a medicament bag, as shown in figure 3; the suction head with the hand valve can be closed when the device does not work, so that moisture absorption is avoided.
The agent storage box is used for storing the desulfurization synergist, and the bottom of the agent storage box is provided with a spiral discharger 11 for discharging materials into the pit. The utility model discloses in for preventing that bold medicament whereabouts from blockking up screw discharger, transversely set up the thick grid of multilayer in the medicament bin to be provided with vibrating motor on the outer wall of medicament bin, the output of regulator cubicle is connected to vibrating motor's input. When the desulfurization synergist falls down, the desulfurization synergist is blocked by the coarse grating and simultaneously combined with the vibration generated by the vibration motor, so that the generation of large-block medicaments can be avoided.
For preventing that the medicament from piling up too much in the medicament bin, the utility model discloses set up the charge level indicator in the medicament bin for detect the height of medicament, the input of regulator cubicle is connected to the output of charge level indicator. The working states of the suction machine, the negative pressure feeder and the vibration feeder are determined by the electrical cabinet according to the height of the medicament in the medicament storage box.
The utility model discloses in, be provided with the temperature sensor of heat preservation and monitoring temperature in the spiral discharger on the inner wall of spiral discharger, the embedded heater strip that is equipped with of heat preservation, the input of regulator cubicle is connected to temperature sensor's output, and the controlled end of heater strip is connected to the output of regulator cubicle. The temperature in the spiral discharger can be guaranteed by arranging the heater and the temperature sensor, and the phenomenon that the discharging is affected due to the fact that the medicament is wet and hardened is prevented.
The top end covers of the medicament bin, the negative pressure feeder and the medicament storage box are respectively provided with a pressure regulating valve and a pressure sensor, the output end of each pressure sensor is respectively connected with the input end of the electrical cabinet, and the output end of the electrical cabinet is respectively connected with the controlled end of each pressure regulating valve. Set up pressure regulating valve, can make the equipment inner chamber keep sealed for atmospheric environment, prevent that inside medicament from absorbing moisture the caking from the atmosphere.
Because the desulfurization synergist is chemical, can corrode the device, the utility model discloses in, negative pressure feeder, inlet pipe, medicament storehouse and medicament bin all adopt anticorrosive material.
The electrical cabinet is used for controlling the automatic operation of the device, and realizes the automatic addition of the desulfurization synergist. Be provided with PLC controller and liquid crystal touch screen in the regulator cubicle, PLC controller and liquid crystal touch screen interconnection, the input of PLC controller is connected with the output of each sensor respectively, and the PLC controller is connected with the controlled end of auto sucking machine, vibration unloading ware and spiral discharger respectively for automatic control material loading, ejection of compact and unloading operation, liquid crystal touch screen are used for display device's running state.
When the utility model works, the PLC controller controls the suction machine 2 to start, so that the negative pressure feeder 3 maintains the working pressure, and the desulfurization synergist solid powder is sucked from the agent bin through the feeding pipe 4; after the operation is carried out for a set time, the suction machine stops working, and blanking and material storage are carried out; the PLC controller below the negative pressure feeder drives the plugboard to be opened through the air cylinder, and the vibration feeder 6 is utilized to feed and store the desulfurization synergist solid powder into the agent storage box 7. Thus, the steps of feeding, blanking and storing are repeated.
The volume of the medicament storage tank is 0.7m3The internal level meter can display the level height in real time, and the feeding is automatically stopped when the level meter is in the high limit.
When the materials are discharged and added into the pit of the desulfurizing tower area, the PLC controller accurately controls the driving motor of the spiral discharger, and the precision error value is not higher than +/-1%.
Claims (8)
1. The utility model provides an automatic feeder apparatus that throws of desulfurization synergist which characterized in that: the device comprises a medicament storage box (7) and a negative pressure feeder (3) which is arranged above the medicament storage box and is communicated with the medicament storage box up and down, wherein a feed inlet of the negative pressure feeder is communicated with a medicament bin (5) for storing the desulfurization synergist through a feed pipe (4), and a negative pressure end of the negative pressure feeder is communicated with a material sucking machine (2) through a pipeline; the bottom of the medicament storage box is provided with a spiral discharger (11), and the feeding device further comprises an electric cabinet (1) for controlling the suction machine and the spiral discharger to work.
2. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: a vibration feeder (6) is arranged between the negative pressure feeder and the medicament storage box.
3. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: transversely be provided with the thick grid that the bold medicament blockked up is avoided to the multilayer in the medicament bin, be provided with vibrating motor on the outer wall of medicament bin, the output of regulator cubicle is connected to vibrating motor's input.
4. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: a charge level indicator for detecting the height of the medicament is arranged in the medicament storage box, and the output end of the charge level indicator is connected with the input end of the electrical cabinet.
5. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: the end of the feed pipe inserted into the medicament bin is connected with a suction head.
6. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: the top end covers of the medicament bin, the negative pressure feeder and the medicament storage box are respectively provided with a pressure regulating valve and a pressure sensor, the output end of each pressure sensor is respectively connected with the input end of the electrical cabinet, and the output end of the electrical cabinet is respectively connected with the controlled end of each pressure regulating valve.
7. The automatic desulfurization synergist feeding device according to claim 1, characterized in that: the inner wall of the spiral discharger is provided with a heat preservation layer and a temperature sensor for monitoring the temperature in the spiral discharger, a heating wire is embedded in the heat preservation layer, the output end of the temperature sensor is connected with the input end of the electrical cabinet, and the output end of the electrical cabinet is connected with the controlled end of the heating wire.
8. The automatic desulfurization synergist adding device according to any one of claims 1 to 7, characterized in that: a PLC (programmable logic controller) and a liquid crystal touch screen are arranged in the electric cabinet, and the PLC is interconnected with the liquid crystal touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021678020.1U CN213415532U (en) | 2020-08-13 | 2020-08-13 | Automatic feeding device for desulfurization synergist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021678020.1U CN213415532U (en) | 2020-08-13 | 2020-08-13 | Automatic feeding device for desulfurization synergist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213415532U true CN213415532U (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021678020.1U Active CN213415532U (en) | 2020-08-13 | 2020-08-13 | Automatic feeding device for desulfurization synergist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213415532U (en) |
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2020
- 2020-08-13 CN CN202021678020.1U patent/CN213415532U/en active Active
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Address after: 054400 one kilometer southeast of Zuo village, Heguo Township, Nanhe District, Xingtai City, Hebei Province Patentee after: Construction investment Xingtai Thermal Power Co.,Ltd. Patentee after: Hebei Jiantou energy science and Technology Research Institute Co., Ltd Address before: 054400 one kilometer southeast of Zuo village, Heguo Township, Nanhe District, Xingtai City, Hebei Province Patentee before: Construction investment Xingtai Thermal Power Co.,Ltd. Patentee before: Hebei Jiyan energy science and Technology Research Institute Co., Ltd |