CN215516742U - Emergency device for accidents in hydration workshop of thermal power plant - Google Patents
Emergency device for accidents in hydration workshop of thermal power plant Download PDFInfo
- Publication number
- CN215516742U CN215516742U CN202122480931.4U CN202122480931U CN215516742U CN 215516742 U CN215516742 U CN 215516742U CN 202122480931 U CN202122480931 U CN 202122480931U CN 215516742 U CN215516742 U CN 215516742U
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- water
- pipe
- power plant
- box
- thermal power
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- 230000036571 hydration Effects 0.000 title claims abstract description 17
- 238000006703 hydration reaction Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 150000003839 salts Chemical class 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 9
- 239000010865 sewage Substances 0.000 claims description 7
- 239000013505 freshwater Substances 0.000 claims 1
- 239000008234 soft water Substances 0.000 description 6
- 239000012266 salt solution Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model provides an emergency device for accidents in a hydration workshop of a thermal power plant, which comprises a main body component and a control mechanism, wherein the main body component comprises a water softener, a box body, a raw water pipe, a drain pipe and a water pump; the control mechanism comprises a PLC (programmable logic controller), a timing relay, a flowmeter, a pressure sensor, a start-stop button and a display screen; according to the utility model, the pressure sensor is used for detecting the water pressure data in the raw water pipe, then the flowmeter is used for detecting the water discharge data of the water pump, when the raw water pipe leaks, the data detected by the pressure sensor and the flowmeter is lower than a threshold value, then the PLC is used for closing the water pump, so that the water softener stops working, and meanwhile, the PLC is used for starting the alarm lamp to remind a worker to check, so that when a leakage accident occurs in a workshop, equipment in operation can be closed in time, further the destructiveness of the workshop accident is reduced, and the safety guarantee of the worker is increased.
Description
Technical Field
The utility model relates to the technical field of hydration of thermal power plants, in particular to an accident emergency device for a hydration workshop of a thermal power plant.
Background
The thermal power plant is a thermal power plant which utilizes the extraction steam or the exhaust steam of a steam turbine to supply heat for users while generating power, and the main working principle is that hot water generated after the thermal power plant generates power is used for heating after being reheated;
traditional steam power plant utilizes the demineralizer to carry out production work when softening water, because traditional demineralizer needs the staff to control manually usually to lead to when the workshop takes place the accident, can't in time close equipment, and then increased the destructiveness of workshop accident, influenced staff's safety guarantee, for this reason, provide a steam power plant hydration workshop accident emergency device.
SUMMERY OF THE UTILITY MODEL
In view of the above, the embodiments of the present invention are intended to provide an emergency device for an accident in a hydration plant of a thermal power plant, so as to solve or alleviate the technical problems in the prior art, and at least provide a beneficial choice.
The technical scheme of the embodiment of the utility model is realized as follows: an emergency device for accidents in a hydration workshop of a thermal power plant comprises a main body component and a control mechanism, wherein the main body component comprises a water softener, a box body, a raw water pipe, a drain pipe and a water pump;
the control mechanism comprises a PLC (programmable logic controller), a timing relay, a flowmeter, a pressure sensor, a start-stop button and a display screen;
the utility model discloses a water softener, including water softener's lateral wall middle part fixedly connected with box, the inside diapire of box has the water pump through bolt threaded connection, the water inlet of water pump is connected with the water pipe of giving birth to, lateral wall one side intercommunication of water pipe has pressure sensor, the delivery port of water pump is connected with the flowmeter, the PLC controller is installed to inside wall one side of box, timing relay is installed to the inside wall opposite side of box, the display screen is installed at the front surface top of box, the warning light is installed to front surface one side of box, the front surface opposite side of box is installed and is stopped the button.
In some embodiments, an electrical output end of the start-stop button is electrically connected to electrical input ends of the display screen, the PLC controller, the pressure sensor and the flow meter through wires, an electrical output end of the PLC controller is electrically connected to electrical input ends of the timing relay and the alarm lamp through wires, an electrical output end of the timing relay is electrically connected to an electrical input end of the water pump through wires, and signal output ends of the pressure sensor and the flow meter are electrically connected to a signal input end of the PLC controller through wires; the emergency stop work can be manually carried out by the staff through the start-stop button.
In some embodiments, one side of the outer side wall of the water softener is communicated with a water discharge pipe, and the middle part of the outer side wall of the water discharge pipe is communicated with an outlet butterfly valve; the soft water produced by the water softener is discharged through a water discharge pipe.
In some embodiments, the middle part of the outer side wall of the raw water pipe is communicated with an inlet butterfly valve, and the bottom of the water softener is communicated with a sewage discharge pipe; the opening and closing of the raw water pipe are controlled by an inlet butterfly valve.
In some embodiments, the top end of the raw water pipe is communicated with an upper collecting cavity, the top end of the upper collecting cavity is communicated with a water inlet pipe, and one end of the water inlet pipe is communicated with the top of the water softener; and (4) introducing the salt solution into the upper collection cavity through a salt absorption pipe for mixing.
In some embodiments, the middle part of the outer side wall of the upper collecting cavity is communicated with a salt absorption pipe, one side of the outer side wall of the salt absorption pipe is communicated with an electromagnetic valve, and the other side of the outer side wall of the salt absorption pipe is communicated with a manual valve; the manual valve enables a worker to manually control the opening and closing of the salt suction pipe.
In some embodiments, the electrical output end of the PLC controller is electrically connected to the electrical input end of the electromagnetic valve through a wire, and the signal output end of the PLC controller is electrically connected to the signal input end of the display screen through a wire; and the opening and closing of the electromagnetic valve are controlled by the PLC.
In some embodiments, ventilation openings are uniformly formed in the outer side of the box body, and dust screens are fixedly connected to the inner side walls of the ventilation openings; the ventilation and heat dissipation work is carried out in the box body through the ventilation openings, and the influence of high temperature on the water pump is reduced.
Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages: according to the utility model, the pressure sensor is used for detecting the water pressure data in the raw water pipe, then the flowmeter is used for detecting the water discharge data of the water pump, when the raw water pipe leaks, the data detected by the pressure sensor and the flowmeter is lower than a threshold value, then the PLC is used for closing the water pump, so that the water softener stops working, and meanwhile, the PLC is used for starting the alarm lamp to remind a worker to check, so that when a leakage accident occurs in a workshop, equipment in operation can be closed in time, further the destructiveness of the workshop accident is reduced, and the safety guarantee of the worker is increased.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a front view of the case of the present invention;
FIG. 3 is a view showing the construction of the shaft side of the casing of the present invention.
Reference numerals: 1. a body assembly; 2. a control mechanism; 101. a water softener; 102. a box body; 103. a raw water pipe; 104. a drain pipe; 105. a blow-off pipe; 106. a water pump; 201. a PLC controller; 202. a timing relay; 203. a flow meter; 204. a pressure sensor; 205. a start-stop button; 206. a display screen; 207. an alarm light; 41. an upper header chamber; 42. an electromagnetic valve; 43. a salt absorption pipe; 44. a manual valve; 45. a water inlet pipe; 46. a vent; 47. a dust screen; 48. an inlet butterfly valve; 49. an outlet butterfly valve.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the embodiment of the utility model provides an emergency device for an accident of a hydration plant of a thermal power plant, which comprises a main body component 1 and a control mechanism 2, wherein the main body component 1 comprises a water softener 101, a box body 102, a raw water pipe 103, a drain pipe 104, a drain pipe 105 and a water pump 106;
the control mechanism 2 comprises a PLC (programmable logic controller) 201, a timing relay 202, a flowmeter 203, a pressure sensor 204, a start-stop button 205 and a display screen 206;
outer wall middle part fixedly connected with box 102 of water softener 101, there is water pump 106 inside diapire of box 102 through bolt threaded connection, the water inlet of water pump 106 is connected with raw water pipe 103, the outer wall one side intercommunication of raw water pipe 103 has pressure sensor 204, the delivery port of water pump 106 is connected with flowmeter 203, PLC controller 201 is installed to the inside wall one side of box 102, timing relay 202 is installed to the inside wall opposite side of box 102, display screen 206 is installed at the front surface top of box 102, warning light 207 is installed to front surface one side of box 102, the front surface opposite side of box 102 is installed and is stopped button 205.
In one embodiment, the electrical output end of the start-stop button 205 is electrically connected to the electrical input ends of the display screen 206, the PLC controller 201, the pressure sensor 204 and the flow meter 203 through a wire, the electrical output end of the PLC controller 201 is electrically connected to the electrical input ends of the timing relay 202 and the alarm lamp 207 through a wire, the electrical output end of the timing relay 202 is electrically connected to the electrical input end of the water pump 106 through a wire, and the signal output ends of the pressure sensor 204 and the flow meter 203 are electrically connected to the signal input end of the PLC controller 201 through wires; the emergency stop work can be manually carried out by staff through the start-stop button 205, and the timing relay 202 and the alarm lamp 207 are controlled to be turned on and off through the PLC controller 201.
In one embodiment, one side of the outer side wall of the water softener 101 is communicated with a drain pipe 104, and the middle part of the outer side wall of the drain pipe 104 is communicated with an outlet butterfly valve 49; the soft water produced by the water softener 101 is discharged through the water discharge pipe 104, and the opening and closing of the water discharge pipe 104 is controlled by the outlet butterfly valve 49.
In one embodiment, the middle part of the outer side wall of the raw water pipe 103 is communicated with an inlet butterfly valve 48, and the bottom of the water softener 101 is communicated with a sewage discharge pipe 105; the opening and closing of the raw water pipe 103 is controlled by the inlet butterfly valve 48, and the sewage in the water softener 101 is discharged through the sewage discharge pipe 105.
In one embodiment, the top end of the raw water pipe 103 is communicated with an upper collecting cavity 41, the top end of the upper collecting cavity 41 is communicated with a water inlet pipe 45, and one end of the water inlet pipe 45 is communicated with the top of the water softener 101; the salt solution is introduced into the upper header chamber 41 through the salt suction pipe 43 to be mixed, and then the water mixed with the salt solution is introduced into the inside of the water softener 101 through the water inlet pipe 45 to perform soft water production work.
In one embodiment, the middle part of the outer side wall of the upper collecting cavity 41 is communicated with a salt absorption pipe 43, one side of the outer side wall of the salt absorption pipe 43 is communicated with an electromagnetic valve 42, and the other side of the outer side wall of the salt absorption pipe 43 is communicated with a manual valve 44; the manual valve 44 allows the operator to manually control the opening and closing of the salt suction pipe 43.
In one embodiment, the electrical output terminal of the PLC controller 201 is electrically connected to the electrical input terminal of the electromagnetic valve 42 through a wire, and the signal output terminal of the PLC controller 201 is electrically connected to the signal input terminal of the display screen 206 through a wire; the PLC controller 201 controls the opening and closing of the electromagnetic valve 42, and the data received by the PLC controller 201 is displayed through the display screen 206.
In one embodiment, the outer side of the box body 102 is uniformly provided with ventilation openings 46, and the inner side wall of the ventilation openings 46 is fixedly connected with a dustproof net 47; the ventilation and heat dissipation work is performed in the box body 102 through the ventilation opening 46, the influence of high temperature on the water pump 106 is reduced, and then dust in the air is intercepted through the arranged dust screen 47, so that the dust is prevented from entering the inside of the box body 102 through the ventilation opening 46.
In one embodiment, the box 102 is equipped with a switch set for turning on and off the display screen 206, the PLC controller 201, the pressure sensor 204 and the flow meter 203, and the switch set is connected with the external mains to supply power to the display screen 206, the PLC controller 201, the pressure sensor 204 and the flow meter 203.
In one embodiment, the display screen 206 is model number AML500J 01Z-00; the model of the PLC controller 201 is DF-96D; the model of the pressure sensor 204 is NTJH-10; the flow meter 203 is model LWGY-FMT 1.
The utility model is in operation: the PLC controller 201 is started to work through the switch group, the working PLC controller 201 starts the timing relay 202 to work, the working timing relay 202 starts the water pump 106 to work, the working water pump 106 pumps water out through the raw water pipe 103, then the water is conveyed to the inside of the water softener 101 through the water inlet pipe 45, then the pressure sensor 204, the flow meter 203 and the display screen 206 are started to work through the switch group, the working pressure sensor 204 detects water pressure data in the raw water pipe 103, the working pressure sensor 204 detects water discharge flow data of the water pump 106, then the PLC controller 201 receives data of the flow meter 203 and the pressure sensor 204, then the data received by the PLC controller 201 are displayed through the display screen 206 so as to be convenient for a worker to check at any time, then the raw water hardness data are recorded into the PLC controller 201, and then the PLC controller 201 starts the electromagnetic valve 42 to work, the working electromagnetic valve 42 guides the salt solution into the upper collecting cavity 41 through the salt absorption pipe 43 for mixing operation, then guides the water mixed with the salt solution into the water softener 101 through the water inlet pipe 45 for soft water production operation, then leads the soft water produced through the water inlet pipe 48, the outlet butterfly valve 49 and the manual valve 44 to enable a worker to manually control the opening and closing of the raw water pipe 103, the water discharge pipe 104 and the salt absorption pipe 43, then leads the produced soft water out of the water softener 101 through the water discharge pipe 104, then leads the wastewater in the water softener 101 out of the water softener 101 through controlling the opening of the sewage discharge pipe 105, when the raw water pipe 103 is damaged and leaks, the pressure data detected by the pressure sensor 204 is lower than a threshold value, or when no water flows in the raw water pipe 103, the water flow data detected by the flow meter 203 is lower than the threshold value, then the timing relay 202 is closed through the PLC controller 201, thereby closing the water pump 106 through the timing relay 202, and then when the workshop takes place the leakage accident, can in time close the equipment of operation in the workshop, the destructiveness of workshop accident has been reduced, start warning light 207 work through PLC controller 201 simultaneously, the warning light 207 of work sends out the police dispatch newspaper and reminds the staff to look over, then carry out ventilation cooling work in for box 102 through the vent 46 that sets up, the influence of high temperature to water pump 106 has been reduced, then intercept the dust in the air through the dust screen 47 that sets up, the inside of dust entering box 102 through vent 46 has been avoided, this device not only can in time close the equipment of workshop in service, and staff's safety guarantee has been increased, the economic loss that the accident caused has been reduced.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The utility model provides a steam power plant hydration workshop accident emergency device, includes main part subassembly (1) and control mechanism (2), its characterized in that: the main body component (1) comprises a water softener (101), a box body (102), a raw water pipe (103), a drain pipe (104), a sewage discharge pipe (105) and a water pump (106);
the control mechanism (2) comprises a PLC (programmable logic controller) controller (201), a timing relay (202), a flowmeter (203), a pressure sensor (204), a start-stop button (205) and a display screen (206);
outer wall middle part fixedly connected with box (102) of water softener (101), there is water pump (106) inside diapire of box (102) through bolt threaded connection, the water inlet of water pump (106) is connected with raw water pipe (103), outer wall one side intercommunication of raw water pipe (103) has pressure sensor (204), the delivery port of water pump (106) is connected with flowmeter (203), PLC controller (201) is installed to inner wall one side of box (102), timing relay (202) is installed to the inner wall opposite side of box (102), display screen (206) are installed at the front surface top of box (102), warning light (207) are installed to front surface one side of box (102), the front surface opposite side of box (102) is installed and is opened stop button (205).
2. The thermal power plant hydration plant accident emergency device of claim 1, wherein: open the electrical output of opening and close button (205) and pass through the electrical input of wire electrical connection in display screen (206), PLC controller (201), pressure sensor (204) and flowmeter (203), the electrical output of PLC controller (201) passes through the electrical input of wire electrical connection in timing relay (202) and warning light (207), the electrical output of timing relay (202) passes through the electrical input of wire electrical connection in water pump (106), the signal output part of pressure sensor (204), flowmeter (203) passes through the signal input part of wire electrical connection in PLC controller (201).
3. The thermal power plant hydration plant accident emergency device of claim 1, wherein: one side of the outer side wall of the water softener (101) is communicated with a drain pipe (104), and the middle part of the outer side wall of the drain pipe (104) is communicated with an outlet butterfly valve (49).
4. The thermal power plant hydration plant accident emergency device of claim 1, wherein: the middle part of the outer side wall of the raw water pipe (103) is communicated with an inlet butterfly valve (48), and the bottom of the water softener (101) is communicated with a sewage discharge pipe (105).
5. The thermal power plant hydration plant accident emergency device of claim 1, wherein: the top intercommunication of fresh water pipe (103) has last album chamber (41), the top intercommunication of going up album chamber (41) has inlet tube (45), the one end of inlet tube (45) communicates in the top of water softener (101).
6. The thermal power plant hydration plant accident emergency device of claim 5, wherein: the middle part of the outer side wall of the upper collecting cavity (41) is communicated with a salt absorption pipe (43), one side of the outer side wall of the salt absorption pipe (43) is communicated with an electromagnetic valve (42), and the other side of the outer side wall of the salt absorption pipe (43) is communicated with a manual valve (44).
7. The thermal power plant hydration plant accident emergency device of claim 6, wherein: the electrical output end of the PLC controller (201) is electrically connected to the electrical input end of the electromagnetic valve (42) through a wire, and the signal output end of the PLC controller (201) is electrically connected to the signal input end of the display screen (206) through a wire.
8. The thermal power plant hydration plant accident emergency device of claim 1, wherein: the outer side of the box body (102) is uniformly provided with ventilation openings (46), and the inner side wall of each ventilation opening (46) is fixedly connected with a dust screen (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122480931.4U CN215516742U (en) | 2021-10-13 | 2021-10-13 | Emergency device for accidents in hydration workshop of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122480931.4U CN215516742U (en) | 2021-10-13 | 2021-10-13 | Emergency device for accidents in hydration workshop of thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215516742U true CN215516742U (en) | 2022-01-14 |
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ID=79798535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122480931.4U Expired - Fee Related CN215516742U (en) | 2021-10-13 | 2021-10-13 | Emergency device for accidents in hydration workshop of thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215516742U (en) |
-
2021
- 2021-10-13 CN CN202122480931.4U patent/CN215516742U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20220114 |