CN218522701U - Thermal power generating unit with power-off protection function - Google Patents
Thermal power generating unit with power-off protection function Download PDFInfo
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- CN218522701U CN218522701U CN202122774768.2U CN202122774768U CN218522701U CN 218522701 U CN218522701 U CN 218522701U CN 202122774768 U CN202122774768 U CN 202122774768U CN 218522701 U CN218522701 U CN 218522701U
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Abstract
The utility model discloses a thermal power generating unit with power-off protection function, including boiler, outlet duct, guard box, protection shield and gas passing plate, the top fixed mounting of boiler has the feed pump, one side fixed mounting of boiler has high low pressure feed water heater, high low pressure feed water heater's one end is connected with the steam turbine, the top fixed mounting of boiler has condensate pump. This thermal power unit with power-off protection function, sliding connection through guard box and protection shield, under the electric telescopic handle's that sets up in the protection shield outside the effect, when making this thermal power unit outage, the protection shield can slide through reset spring and plug up the outlet duct, consequently the protection shield can separate the disconnection to vapor after the outage, avoid high-temperature vapor to cause the condition that the damage broke down in thermal power unit inside flow after the outage, thereby reach this thermal power unit power-off protection's effect, be favorable to improving this thermal power unit's functionality and practicality.
Description
Technical Field
The utility model relates to a thermal power generating unit technical field specifically is a thermal power generating unit with power-off protection function.
Background
The thermal power generating unit is a unit which generates electricity by heating water through combustion to generate steam, has larger market demand and prospect, and along with the continuous development and progress of the thermal power generating unit, people have higher and higher requirements on the thermal power generating unit, but the thermal power generating unit on the current market still has the following problems:
1. the existing thermal power generating unit can not perform power-off protection on the generating set in the working power generation process, so that the internal part of the thermal power generating unit is easy to be subjected to failure caused by high-temperature water vapor and the like, and the improvement of the functionality and the practicability of the generating set is not facilitated;
2. conventional thermal power generating unit generates after the outage at work, often thermal power generating unit can't retrieve inside heat and vapor, leads to thermal power generating unit can waste more heat energy after the outage, is unfavorable for improving thermal power generating unit's working effect.
Aiming at the problems, the novel design is carried out on the basis of the original thermal power generating unit.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thermal power unit with power-off protection function, common thermal power unit with power-off protection function on the existing market who proposes in solving above-mentioned background, in the work power generation process, can not carry out power-off protection to generating set, lead to thermal power unit inside to be caused the circumstances such as trouble to take place easily by high-temperature steam, thereby be unfavorable for improving generating set's functional and practicality, after the power failure is produced in work electricity generation, often thermal power unit can't retrieve inside heat and vapor, lead to thermal power unit can waste more heat energy after the outage, be unfavorable for improving thermal power unit's the work effect's problem.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a thermal power generating unit with power-off protection function, includes boiler, outlet duct, guard box, protection shield and gas passing plate, the top fixed mounting of boiler has the feed pump, one side fixed mounting of boiler has high low pressure feed water heater, high low pressure feed water heater's one end is connected with the steam turbine, the top fixed mounting of boiler has condensate pump, condensate pump's top is connected with the condenser, the welding of top one side of boiler has the heat storage case, the inside welding of heat storage case has the baffle, the top of heat storage case is connected with the recovery water pipe, the one end of boiler is connected with the outlet duct, the inside fixed mounting of heat storage case has the guard box, the inside of guard box is provided with protection machanism, the internally connected with protection shield of guard box.
Preferably, the gas passing plate is welded on the lower portion inside the heat storage box, vent holes are formed in the upper portion of the gas passing plate, and the vent holes are uniformly and symmetrically distributed in the upper portion of the gas passing plate.
Preferably, the heat storage box and the gas passing plate form an integrated structure, the gas passing plate is uniformly distributed below the inner part of the heat storage box, and the recovery water pipe penetrates through the inner part of the heat storage box and is connected with the water feeding pump.
Preferably, the protection mechanism comprises a protection box, a protection plate, an electric telescopic rod and a reset spring, the protection plate is connected to the inside of the protection box in a sliding mode, the side face of the protection plate is arranged in an L-shaped structure, and the bottom of the protection plate is communicated with the air outlet pipe.
Preferably, the one end fixed mounting of protection shield has electric telescopic handle, and the other end welding that the protection shield is connected with electric telescopic handle has reset spring to reset spring is the symmetric distribution setting about the axis of protection shield, scattered gas pocket has been seted up with the side of baffle to the protection shield, and scattered gas pocket is even symmetric distribution setting at the side of protection shield and baffle.
Preferably, the protection mechanism comprises a communicating block connected with the protection box, a blocking plate is welded at one end of the communicating block, a pull rod is connected to the other end of the communicating block connected with the blocking plate, and the communicating block and the protection box form a sliding structure.
Compared with the prior art, the beneficial effects of the utility model are that: the thermal power generating unit with the power-off protection function,
1. through the sliding connection between the protection box and the protection plate, under the action of an electric telescopic rod arranged on the outer side of the protection plate, when the thermal power unit is powered off, the protection plate can slide through the reset spring to block the air outlet pipe, so that the protection plate can separate and disconnect water vapor after the power off, and the condition that high-temperature water vapor flows in the thermal power unit after the power off to cause damage and failure is avoided, so that the power-off protection effect of the thermal power unit is achieved, and the functionality and the practicability of the thermal power unit are improved;
2. through the air vent that air passing plate top inside the heat accumulation case was evenly seted up, can disperse the heat absorption to this thermal power unit outage exhaust high temperature vapor, avoided high temperature vapor to appear the extravagant condition of heat energy when the outage and taken place, the recovery water pipe can use the inside hot water of heat accumulation case to generate electricity at this thermal power unit during operation simultaneously, is favorable to improving this thermal power unit's work efficiency and working effect.
Drawings
FIG. 1 is a schematic view of the overall side view cross-section structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the heat storage tank of the present invention;
FIG. 3 is a schematic side view of the protective box according to the present invention;
FIG. 4 is a schematic view of the shape and structure of the protection plate of the present invention;
fig. 5 is a schematic diagram of the distribution structure of the communicating blocks of the present invention.
In the figure: 1. a boiler; 2. a feed pump; 3. a high and low pressure heater; 4. a steam turbine; 5. a condensate pump; 6. a condenser; 7. a heat storage tank; 8. a baffle plate; 9. a water recovery pipe; 10. an air outlet pipe; 11. a protection box; 12. a protection plate; 13. a return spring; 14. an electric telescopic rod; 15. a gas passing plate; 16. a vent hole; 17. air diffusing holes; 18. a communicating block; 19. blocking plates; 20. a pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
The first embodiment is as follows:
referring to fig. 1-5, the present invention provides a technical solution: an intelligent deratization component capable of automatically cleaning comprises a boiler 1, an air outlet pipe 10, a protection box 11, a protection plate 12 and an air passing plate 15, in order to enable the thermal power generating unit to be protected in a power-off mode, a water feed pump 2 is fixedly installed above the boiler 1, a high-low pressure heater 3 is fixedly installed on one side of the boiler 1, a steam turbine 4 is connected to one end of the high-low pressure heater 3, a condensate pump 5 is fixedly installed above the boiler 1, a condenser 6 is connected above the condensate pump 5, a heat storage box 7 is welded on one side above the boiler 1, a baffle 8 is welded inside the heat storage box 7, a recovery water pipe 9 is connected above the heat storage box 7, the air outlet pipe 10 is connected to one end of the boiler 1, the protection box 11 is fixedly installed inside the heat storage box 7, a protection mechanism is arranged inside the protection box 11, the protection mechanism comprises the protection plate 12 connected inside the protection box 11, the protection mechanism comprises a protection box 11, a protection plate 12, an electric telescopic rod 14 and a return spring 13, the protection plate 12 is connected to the inside of the protection box 11 in a sliding manner, the side surface of the protection plate 12 is arranged in an L-shaped structure, the bottom of the protection plate 12 is communicated with an air outlet pipe 10, the bottom of the protection plate 12 is communicated with the air outlet pipe 10, so that water vapor can generate electricity through the protection plate 12, the electric telescopic rod 14 is fixedly installed at one end of the protection plate 12, the return spring 13 is welded at the other end of the protection plate 12 connected with the electric telescopic rod 14, the return springs 13 are symmetrically distributed about the central axis of the protection plate 12, the protection plate 12 can be controlled to slide in the protection box 11 conveniently through the arranged electric telescopic rod 14 and the return spring 13, air holes 17 are formed in the side surfaces of the protection plate 12 and the baffle plate 8, and the air holes 17 are uniformly and symmetrically distributed in the side surfaces of the protection plate 12 and the baffle plate 8, the protective plate 12 and the air diffusing holes 17 formed in the side face of the baffle plate 8 can diffuse steam out of the baffle plate 8, so that the condition that the steam flows in the thermal power unit to cause damage when the thermal power unit is powered off is avoided, and the practicability of the thermal power unit is improved;
referring to fig. 1-4, in order to enable the thermal power generating unit to recover steam heat energy generated during power outage, a gas plate 15 is welded on the lower portion inside the thermal storage tank 7, vent holes 16 are formed in the upper portion of the gas plate 15, the vent holes 16 are uniformly and symmetrically distributed above the gas plate 15, the thermal storage tank 7 and the gas plate 15 form an integrated structure, the gas plate 15 is uniformly distributed below the lower portion inside the thermal storage tank 7, and the recovery water pipes 9 penetrate through the interior of the thermal storage tank 7 and are connected with the water feed pump 2, so that the thermal power generating unit can conveniently use hot water inside the thermal storage tank 7 to generate electricity through the recovery water pipes 9, the vent holes 16 formed in the upper portion of the gas plate 15 can disperse water vapor, the absorption effect of water flow inside the thermal storage tank 7 on water vapor heat can be increased, and the work effect and the work efficiency of the thermal power generating unit can be improved.
The second embodiment:
referring to fig. 1 to 5, in the embodiment, an improvement is made on the previous embodiment, the protection mechanism includes a communicating block 18 connected to the protection box 11, a blocking plate 19 is welded at one end of the communicating block 18, a pull rod 20 is connected to the other end of the communicating block 18 connected to the blocking plate 19, the communicating block 18 and the protection box 11 form a sliding structure, and a worker can control water vapor inside the air outlet pipe 10 to separate through the communicating block 18 when the thermal power unit is powered off through the sliding structure formed by the communicating block 18 and the protection box 11, so that the effect of power-off protection of the thermal power unit is achieved.
The communicating block 18 in the second embodiment is the same as the protective plate 12 in the first embodiment, and the protection used in the communicating block 18 is a manual type.
The working principle is as follows: according to the figures 1-5, when the thermal power generating unit is used, a worker starts the water feeding pump 2 to inject water into the boiler 1, then the boiler 1 heats the water into steam, the steam is heated and pressurized by the high-low pressure heater 3 and then enters the steam turbine 4, the steam turbine 4 can perform power generation under the action of the steam, when the thermal power generating unit is powered off, the electric telescopic rod 14 loses the supporting force for the protective plate 12, the protective plate 12 slides in the protective box 11 under the action of the reset spring 13, then the protective plate 12 blocks the lower air outlet pipe 10, and the steam heated by the boiler 1 is discharged from the protective plate 12 and the air dispersing holes 17 on the side surface of the protective box 11, so that the situation that the thermal power generating unit fails due to steam blocking in the thermal power generating unit when the power is off is avoided, and the practicability of the thermal power generating unit is improved;
according to the fig. 1-4, after the steam heated by the boiler 1 is discharged through the air diffusing holes 17 after the power failure, the steam is extruded into the lower part of the air passing plate 15 by the baffle plate 8, at the moment, the water in the heat storage tank 7 absorbs the heat of the steam, and under the action of the vent holes 16 uniformly distributed above the air passing plate 15, the steam can be dispersed more, so that the heat absorption efficiency of the water in the heat storage tank 7 on the steam can be improved, the thermal power generating unit can recover the heat of the steam in the power failure, the working effect of the thermal power generating unit can be improved, and when the thermal power generating unit normally works, the hot water in the heat storage tank 7 can flow back to the feed pump 2 through the water recovery pipe 9 and enter the boiler 1 for generating electricity, and the working efficiency of the thermal power generating unit can be improved;
the effect achieved by the communicating block 18 in the second embodiment is the same as that achieved by the protecting plate 12 in the first embodiment, a worker pulls the communicating block 18 and the blocking plate 19 by hand through the pull rod 20, so that the communicating block 18 and the blocking plate 19 slide above the protecting box 11, at this time, the blocking plate 19 blocks the protecting box 11, and water vapor discharged after the power failure above the air outlet pipe 10 is separated and discharged into the heat storage box 7, so that the purpose of power failure protection is achieved, and the contents not described in detail in the present specification belong to the prior art known 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 various 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 (6)
1. The utility model provides a thermal power unit with power-off protection function, includes boiler, outlet duct, guard box, protection shield and crosses the gas board, its characterized in that: the utility model discloses a boiler, including boiler, top fixed mounting of boiler, high low pressure feed water pump, one side fixed mounting of boiler has high low pressure feed water heater, high low pressure feed water heater's one end is connected with the steam turbine, the top fixed mounting of boiler has condensate pump, condensate pump's top is connected with the condenser, the welding of top one side of boiler has the heat accumulation case, the inside welding of heat accumulation case has the baffle, the top of heat accumulation case is connected with the recovery water pipe, the one end of boiler is connected with the outlet duct, the inside fixed mounting of heat accumulation case has the guard box, the inside of guard box is provided with protection machanism, the internal connection of guard box has the protection shield.
2. The thermal power generating unit with the power-off protection function according to claim 1, characterized in that: the heat storage box is characterized in that a gas passing plate is welded on the lower portion of the inner portion of the heat storage box, vent holes are formed in the upper portion of the gas passing plate, and the vent holes are evenly and symmetrically distributed in the upper portion of the gas passing plate.
3. The thermal power generating unit with the power-off protection function according to claim 1, characterized in that: the heat storage box and the gas passing plate form an integrated structure, the gas passing plate is uniformly distributed below the inner part of the heat storage box, and the recovery water pipe penetrates through the inner part of the heat storage box and is connected with the water feeding pump.
4. The thermal power generating unit with the power-off protection function according to claim 1, characterized in that: the protection mechanism comprises a protection box, a protection plate, an electric telescopic rod and a reset spring, the protection plate is connected to the inside of the protection box in a sliding mode, the side face of the protection plate is arranged in an L-shaped structure, and the bottom of the protection plate is communicated with the air outlet pipe.
5. The thermal power generating unit with the power-off protection function according to claim 4, characterized in that: the one end fixed mounting of protection shield has electric telescopic handle, and the other end welding that the protection shield is connected with electric telescopic handle has reset spring to reset spring is the symmetric distribution setting about the axis of protection shield, scattered gas pocket has been seted up with the side of baffle to the protection shield, and scattered gas pocket is even symmetric distribution setting in the side of protection shield and baffle.
6. The thermal power generating unit with the power-off protection function according to claim 1, characterized in that: protection machanism includes the intercommunication piece of being connected with the guard box, and the one end welding of intercommunication piece has the closure plate to the other end that intercommunication piece and closure plate are connected is connected with the pull rod, and intercommunication piece constitutes sliding construction with the guard box moreover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122774768.2U CN218522701U (en) | 2021-11-13 | 2021-11-13 | Thermal power generating unit with power-off protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122774768.2U CN218522701U (en) | 2021-11-13 | 2021-11-13 | Thermal power generating unit with power-off protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218522701U true CN218522701U (en) | 2023-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122774768.2U Active CN218522701U (en) | 2021-11-13 | 2021-11-13 | Thermal power generating unit with power-off protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218522701U (en) |
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2021
- 2021-11-13 CN CN202122774768.2U patent/CN218522701U/en active Active
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