CN217976337U - Steam turbine low-pressure cylinder exhaust optimization control device - Google Patents
Steam turbine low-pressure cylinder exhaust optimization control device Download PDFInfo
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- CN217976337U CN217976337U CN202222270394.5U CN202222270394U CN217976337U CN 217976337 U CN217976337 U CN 217976337U CN 202222270394 U CN202222270394 U CN 202222270394U CN 217976337 U CN217976337 U CN 217976337U
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- steam turbine
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Abstract
The utility model provides a steam turbine low pressure cylinder exhaust optimization control device, including the low pressure cylinder, low pressure cylinder bottom fixedly connected with exhaust apparatus, the inside blast pipe that is provided with of exhaust apparatus, the inside commentaries on classics board that is provided with of blast pipe, the shell has been cup jointed in the blast pipe outside, the inside cooling body that is provided with of shell, and the inside middle section of shell is provided with the cooling cover, the inside cooling fan that is provided with of cooling cover, the inside right side top of shell is provided with actuating mechanism, and the inside top of shell is provided with the transfer line, the utility model provides a steam turbine low pressure cylinder exhaust optimization control device is single for solving current steam turbine low pressure cylinder exhaust apparatus structure, can only be used for carrying the exhaust steam alone, can not reuse exhaust steam to accelerate the heat exchange, makes steam turbine low pressure cylinder exhaust apparatus and condenser be connected the slow problem of heat exchange speed, moreover because the higher easy corrosion equipment of exhaust steam temperature, makes the problem that the equipment life-span reduces the maintenance cost and increases.
Description
Technical Field
The utility model relates to a steam turbine low pressure jar field of exhausting especially relates to a steam turbine low pressure jar exhaust optimal control device.
Background
In the design of an industrial steam turbine, a steam exhaust port of a low-pressure cylinder of the steam turbine is connected with a common steam exhaust connecting pipe between a steam condenser, exhaust steam after work is done in the low-pressure cylinder is conveyed to the interior of a condenser through an exhaust connecting pipe to be cooled and changed into condensed water, the exhaust steam of the low-pressure cylinder is condensed into water through the condenser, and the water enters a water-cooled wall lower header through a low-pressure heater, a deaerator, a high-pressure heater and an economizer once to serve as water supply of a boiler, the high vacuum of exhaust steam of the steam turbine is maintained, heat contained in the steam is used for generating electricity as much as possible, the efficiency of the steam turbine is improved, high-quality condensed water is recycled, and the water treatment cost is reduced;
therefore, the optimized exhaust control device for the low-pressure cylinder of the steam turbine is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a steam turbine low pressure cylinder exhaust optimization control device to solve current steam turbine low pressure cylinder exhaust apparatus single structure, can only be used for carrying the exhaust steam alone, can not reuse the exhaust steam to come the heat exchange with higher speed, make steam turbine low pressure cylinder exhaust apparatus and condenser be connected the slow problem of heat exchange speed, moreover because the higher easy corrosion equipment of exhaust steam temperature makes the equipment life reduce the problem that the maintenance cost increases.
The utility model relates to a steam turbine low pressure cylinder exhaust optimal control device's purpose and efficiency are reached by following specific technological means: the utility model provides a steam turbine low-pressure cylinder exhaust optimal control device, includes the low pressure jar, low pressure cylinder bottom fixedly connected with exhaust apparatus, the inside blast pipe that is provided with of exhaust apparatus, the shell has been cup jointed in the blast pipe outside, the inside cooling body that is provided with of shell, and the inside middle section of shell is provided with the cooling jacket, the inside right side top of shell is provided with actuating mechanism, and the inside top of shell is provided with the transfer line.
Preferably, bearing bushes are arranged on two sides of the low-pressure cylinder, a rotating shaft is arranged in the center of the low-pressure cylinder, a condenser is fixedly connected to the bottom end of the exhaust device, a cooling water inlet is fixedly connected to the left side of the condenser, and a cooling water outlet is fixedly connected to the right side of the condenser.
Preferably, the inside air pump that is provided with of blast pipe, the inside commentaries on classics board that is provided with of blast pipe, change board right side fixedly connected with dwang, dwang right side top runs through the blast pipe inner wall and extends the fixedly connected with sealing washer to the right side, dwang right side top and transfer line top meshing are connected.
Preferably, the surface of the rotating plate is provided with a groove, and the groove extends towards the inner side of the rotating plate.
Preferably, the ventilation openings are formed in the left side and the right side of the cooling cover, the cooling fan is arranged in the cooling cover, a fixing rod is fixedly connected to the right side of the cooling fan, a bevel gear is fixedly connected to the middle section of the rod body of the fixing rod, and the bevel gear is meshed with the bottom end of the transmission rod.
Preferably, the filtering mechanism is arranged in the ventilation openings formed in the left side and the right side of the cooling cover, and the filtering pad is arranged in the cooling cover.
Preferably, the exhaust pipe is made of a high-temperature resistant material, and is made of a wear-resistant high-temperature resistant rubber pipe.
Has the advantages that:
(1) Through being provided with the commentaries on classics board, utilize the inside air pump of blast pipe to take the inside exhaust steam of low pressure cylinder out, exhaust steam flows to inside the blast pipe, and exhaust steam blows the inside commentaries on classics board rotation of blast pipe, changes the board and rotates and drive the dwang and rotate, and the dwang rotates and drives the transfer line and rotate, reaches the effect of convenient transmission power.
(2) Through being provided with the cooling fan, utilize the transfer line rotation to drive bevel gear and rotate, bevel gear rotates and drives the dead lever and rotate, and the dead lever rotates and drives the cooling fan and rotate, and the cooling fan rotates the vent through the cooling jacket outside and draws air from the outside, makes the cooling fan sweep the blast pipe of low pressure cylinder below through the vent, makes the blast pipe temperature reduction, reduces the exhaust steam temperature fast, and the fast setting is the effect of coming the condensate water.
Drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is a schematic view of the overall structure of the exhaust apparatus of the present invention.
Fig. 3 is a schematic view of the front view structure of the exhaust device of the present invention.
Fig. 4 is an enlarged schematic view of the rotary plate of the present invention.
In fig. 1-4, the correspondence between the component names and the reference numbers is: 1-low pressure cylinder, 2-bearing bush, 3-rotating shaft, 4-exhaust device, 401-exhaust pipe, 402-shell, 403-air pump, 404-connecting groove, 405-rotating plate, 406-sealing ring, 407-driving rod, 408-rotating rod, 5-cooling water outlet, 6-condenser, 7-cooling water inlet, 8-cooling cover, 801-bevel gear, 802-fixing rod, 803-ventilation opening and 804-cooling fan.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example (b):
as shown in figures 1 to 4: the utility model provides a steam turbine low-pressure cylinder exhaust optimization control device, includes low pressure cylinder 1, 1 bottom fixedly connected with exhaust apparatus 4 of low pressure cylinder, and exhaust apparatus 4 is inside to be provided with blast pipe 401, and shell 402 has been cup jointed in the blast pipe 401 outside, and the inside cooling body that is provided with of shell 402, and the inside middle section of shell 402 is provided with cooling jacket 8, and the inside right side top of shell 402 is provided with actuating mechanism, and the inside top of shell 402 is provided with transfer line 407.
The low-pressure cylinder comprises a low-pressure cylinder 1, a rotating shaft 3, an exhaust device 4, a condenser 6, a cooling water inlet 7, an air pump 403, a rotating plate 405, a rotating rod 408, a transmission rod 407, a groove 405 and a cooling water inlet 7, wherein the bearing bushes 2 are arranged on two sides of the low-pressure cylinder 1, the rotating shaft 3 is arranged in the center of the low-pressure cylinder 1, the bottom end of the exhaust device 4 is fixedly connected with the condenser 6, the cooling water inlet 7 is fixedly connected to the left side of the condenser 6, the air pump 403 is arranged in the exhaust pipe 401, the rotating plate 405 is arranged in the exhaust pipe 401, the rotating rod 408 is fixedly connected to the right side of the rotating plate 405, the top end of the right side of the rotating rod 408 penetrates through the inner wall of the exhaust pipe 401 and extends towards the right side, the top end of the right side of the rotating rod 408 is connected with the top end of the transmission rod 407 in a meshed manner, and the groove is formed in the surface of the rotating plate 405 and extends towards the inner side of the rotating plate 405;
specifically, steam enters a low pressure cylinder 1 of the steam turbine to drive a rotor to rotate, exhaust steam after work is done inside the low pressure cylinder 1 moves to the inside of a condenser 6 through an exhaust device 4, the exhaust steam discharged from the inside of the low pressure cylinder 1 is cooled into condensed water by a cooling water device inside the condenser 6, resource recycling is achieved, then, the exhaust steam inside the low pressure cylinder 1 is extracted by an air pump 403 inside an exhaust pipe 401 to enable the exhaust steam to flow to the inside of the exhaust pipe 401, the exhaust steam blows a rotating plate 405 inside the exhaust pipe 401 to rotate, the rotating plate 401 rotates to drive a rotating rod 408 to rotate, and the rotating rod 408 rotates to drive a transmission rod 407 to rotate, so that the effect of conveniently transmitting power is achieved.
The left side and the right side of the cooling cover 8 are provided with ventilation openings 803, a cooling fan 804 is arranged in the cooling cover 8, the right side of the cooling fan 804 is fixedly connected with a fixing rod 802, the middle section of a rod body of the fixing rod 802 is fixedly connected with a bevel gear 801, the bevel gear 801 is meshed and connected with the bottom end of a transmission rod 407, the ventilation openings 803 arranged on the left side and the right side of the cooling cover 8 are internally provided with a filtering mechanism, a filtering pad is arranged in the cooling cover 8, and the exhaust pipe 401 is made of a high-temperature resistant material which is a wear-resistant and high-temperature-resistant rubber pipe;
specifically, the rotating plate 401 is rotated to drive the transmission rod 407 to rotate, the transmission rod 407 is rotated to drive the bevel gear 801 to rotate, the bevel gear 801 rotates to drive the fixing rod 802 to rotate, the fixing rod 802 rotates to drive the cooling fan 804 to rotate, the cooling fan 804 rotates to exhaust air from the outside through the ventilation opening 803 on the outer side of the cooling cover 8, the cooling fan 204 blows the exhaust pipe 401 below the low-pressure cylinder 1 through the ventilation opening 803, the temperature of the exhaust pipe 104 is reduced, the exhaust steam temperature is rapidly reduced, and water is rapidly condensed.
The working principle is as follows: firstly, steam enters the low pressure cylinder 1 of the steam turbine to drive a rotor to rotate, exhaust steam which does work inside the low pressure cylinder 1 moves to the inside of a condenser 6 through an exhaust device 4, the exhaust steam discharged from the inside of the low pressure cylinder 1 is cooled into condensed water by using a cooling water device inside the condenser 6, so that resources are recycled, then, an air pump 403 inside an exhaust pipe 401 extracts the exhaust steam inside the low pressure cylinder 1, the exhaust steam flows to the inside of an exhaust pipe 401, the exhaust steam blows a rotating plate 405 inside the exhaust pipe 401 to rotate, the rotating plate 401 rotates to drive a rotating rod 408 to rotate, the rotating rod 408 rotates to drive a transmission rod 407 to rotate, the effect of conveniently transmitting power is achieved, the transmission rod 407 rotates to drive a bevel gear 801 to rotate, the bevel gear 801 rotates to drive a fixing rod 802 to rotate, the fixing rod 802 rotates to drive a cooling fan 804 to rotate, the cooling fan 804 rotates to draw air from the outside through a ventilation opening 803 outside the cooling cover 8, so that the cooling fan 204 blows the exhaust pipe 401 below the low pressure cylinder 1 through the ventilation opening 803, so that the temperature of the exhaust pipe 104 is reduced, the exhaust steam is rapidly condensed into water, and the effect of rapidly condensed water is achieved.
Claims (7)
1. The utility model provides a steam turbine low pressure jar exhaust optimization control device, includes low pressure jar (1), its characterized in that: low pressure cylinder (1) bottom fixedly connected with exhaust apparatus (4), inside exhaust pipe (401) that is provided with of exhaust apparatus (4), inside commentaries on classics board (405) of being provided with of exhaust pipe (401), shell (402) have been cup jointed in the exhaust pipe (401) outside, the inside cooling body that is provided with of shell (402), and the inside middle section of shell (402) is provided with cooling cover (8), inside cooling fan (804) that is provided with of cooling cover (8), the inside right side top of shell (402) is provided with actuating mechanism, and the inside top of shell (402) is provided with transfer line (407).
2. The steam turbine low pressure cylinder exhaust optimization control device according to claim 1, characterized in that: the low-pressure cylinder (1) is characterized in that bearing bushes (2) are arranged on two sides of the low-pressure cylinder (1), a rotating shaft (3) is arranged at the center of the low-pressure cylinder (1), a condenser (6) is fixedly connected to the bottom end of the exhaust device (4), a cooling water inlet (7) is fixedly connected to the left side of the condenser (6), and a cooling water outlet (5) is fixedly connected to the right side of the condenser (6).
3. The exhaust optimization control device for the low pressure cylinder of the steam turbine according to claim 1, wherein: blast pipe (401) inside air pump (403) that is provided with, change board (405) right side fixedly connected with dwang (408), dwang (408) right side top is run through blast pipe (401) inner wall and is extended fixedly connected with sealing washer (406) to the right side, dwang (408) right side top is connected with transfer line (407) top meshing.
4. The exhaust optimization control device for the low pressure cylinder of the steam turbine according to claim 3, wherein: the surface of the rotating plate (405) is provided with a groove.
5. The steam turbine low pressure cylinder exhaust optimization control device according to claim 1, characterized in that: ventilation openings (803) have been seted up to cooling jacket (8) left and right sides, cooling fan (804) right side fixedly connected with dead lever (802), dead lever (802) pole body middle section fixedly connected with awl tooth gear (801), awl tooth gear (801) are connected with drive rod (407) bottom meshing.
6. The exhaust optimization control device for the low pressure cylinder of the steam turbine according to claim 5, wherein: and a filtering mechanism is arranged in ventilation openings (803) formed in the left side and the right side of the cooling cover (8).
7. The steam turbine low pressure cylinder exhaust optimization control device according to claim 5, wherein: the exhaust pipe (401) is made of high-temperature-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270394.5U CN217976337U (en) | 2022-08-28 | 2022-08-28 | Steam turbine low-pressure cylinder exhaust optimization control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270394.5U CN217976337U (en) | 2022-08-28 | 2022-08-28 | Steam turbine low-pressure cylinder exhaust optimization control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217976337U true CN217976337U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222270394.5U Active CN217976337U (en) | 2022-08-28 | 2022-08-28 | Steam turbine low-pressure cylinder exhaust optimization control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217976337U (en) |
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2022
- 2022-08-28 CN CN202222270394.5U patent/CN217976337U/en active Active
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