CN211081992U - High back pressure heat supply unit bypass peak regulation heat supply running device - Google Patents
High back pressure heat supply unit bypass peak regulation heat supply running device Download PDFInfo
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- CN211081992U CN211081992U CN202020018253.2U CN202020018253U CN211081992U CN 211081992 U CN211081992 U CN 211081992U CN 202020018253 U CN202020018253 U CN 202020018253U CN 211081992 U CN211081992 U CN 211081992U
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Abstract
The utility model relates to a thermoelectric industry field especially relates to a high back pressure heat supply unit bypass peak regulation heat supply operation device, including outer casing, switch piston, interlock mechanism and drive power of linking, outer casing of linking include communicating pipe, output tube, connecting plate, back closure plate, motor mounting panel and screwed pipe, the switch piston include piston piece, inner chamber hole, intercommunicating pore, solid fixed ring and limiting plate, interlock mechanism include ring plate, threaded rod, interlock board and interlock hole, drive power include motor, motor wheel and drive slide bar, the utility model discloses can be with the exhaust of power plant thermodynamic system's part main steam bypass to high-pressure cylinder, supplementary peak regulation that satisfies.
Description
Technical Field
The utility model relates to a thermoelectric industry field especially relates to a high back pressure heat supply unit bypass peak shaving heat supply running device.
Background
Coal-fired thermal power generation is an important component of energy systems in China at present and in the future for a long time. However, in recent years, under the influence of factors such as economic entering new normality, structural adjustment and the like, the power consumption of China is accelerated slowly, and the whole power supply and demand is loose. In recent years, more serious situations of power supply and demand appear in the northeast, the utilization hours of the coal and electricity industry are reduced year by year, but the installed scale is increased year by year, and the power consumption and the system peak regulation are difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high back pressure heat supply unit bypass peak shaving heat supply running device can be with the partial main steam bypass of power plant thermodynamic system to the steam extraction of high pressure cylinder, and the supplementary peak shaving that satisfies is carried out.
The purpose of the utility model is realized through the following technical scheme:
a high back pressure heat supply unit bypass peak shaving heat supply operation device comprises an external connection shell, a switch piston, a linkage mechanism and driving power, wherein the switch piston is connected in the external connection shell in a sliding mode;
the external connection shell comprises a communication pipe, an output pipe, a connecting plate, a rear blocking plate, a motor mounting plate and a threaded pipe, wherein the connecting plate is fixedly connected to the front end of the communication pipe;
the switch piston comprises a piston block, an inner cavity hole, communication holes, a fixing ring and a limiting plate, wherein the inner cavity hole is formed in the front end of the piston block, a plurality of communication holes are formed in the upper end of the piston block in the transverse direction, the diameters of the communication holes are sequentially reduced, the communication holes are communicated with the inner cavity hole, the fixing ring is fixedly connected to the center of the rear end of the piston block, the limiting plate is fixedly connected to the rear end of the fixing ring, and the piston block is connected to the inside of the communication pipe in a sealing and sliding mode;
the linkage mechanism comprises a circular ring plate, a threaded rod, a linkage plate and linkage holes, wherein the circular ring plate is fixedly connected to the front end of the threaded rod, the linkage plate is fixedly connected to the rear end of the threaded rod, the linkage plate is symmetrically provided with two linkage holes, the circular ring plate is rotatably connected in the fixed ring, and the threaded rod is in threaded connection with the threaded pipe;
the driving power comprises a motor, a motor wheel and two driving slide bars, the motor is fixedly connected to a motor mounting plate, the motor wheel is fixedly connected to an output shaft of the motor, the two driving slide bars are symmetrically and fixedly connected to the motor wheel, and the two driving slide bars are respectively in sliding connection with the two linkage holes.
The utility model has the advantages that: the utility model provides a high back pressure heat supply unit bypass peak shaving heat supply operation device through with outer casing fixed connection on power plant thermodynamic system's high side, drives the switch piston through drive power transmission interlock mechanism and removes, changes the displacement of main steam bypass to the steam discharge of high pressure cylinder, supplementary peak shaving that satisfies.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an overall cross-sectional schematic view of the present invention;
FIG. 3 is a schematic view of the outer casing structure of the present invention;
FIG. 4 is a schematic view of the outer casing structure of the present invention;
FIG. 5 is a schematic cross-sectional view of the outer casing of the present invention;
fig. 6 is a schematic structural view of the linkage mechanism of the present invention;
fig. 7 is a schematic view of the driving power structure of the present invention.
In the figure: the shell 1 is connected with the outside; a communicating pipe 1-1; an output pipe 1-2; connecting plates 1-3; 1-4 parts of a rear blocking plate; 1-5 of a motor mounting plate; 1-6 of a threaded pipe; a switch piston 2; a piston block 2-1; 2-2 of inner cavity holes; communicating holes 2-3; 2-4 parts of a fixing ring; 2-5 parts of a limiting plate; a linkage mechanism 3; 3-1 of a circular plate; 3-2 parts of a threaded rod; 3-3 of a linkage plate; linkage holes 3-4; a drive power 4; a motor 4-1; motor wheel 4-2; the slide bar 4-3 is driven.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-7.
The first embodiment is as follows:
as shown in fig. 1-7, a high back pressure heat supply unit bypass peak shaving heat supply operation device comprises an external connection shell 1, a switch piston 2, a linkage mechanism 3 and a driving power 4, wherein the switch piston 2 is slidably connected in the external connection shell 1, the linkage mechanism 3 is connected on the external connection shell 1 through a thread, the switch piston 2 is rotatably connected with the linkage mechanism 3, the driving power 4 is fixedly connected on the external connection shell 1, and the linkage mechanism 3 is slidably connected with the driving power 4;
when the device is used, the externally-connected shell 1 is fixed on a high side of a thermodynamic system of a power plant in a sealing mode, the linkage mechanism 3 is driven to rotate through the driving power 4, the switch piston 2 is driven to slide in the externally-connected shell 1, then the exhaust volume of main steam from a bypass to a high-pressure cylinder is changed, and peak regulation is met in an auxiliary mode.
The second embodiment is as follows:
as shown in fig. 1-7, the external connection housing 1 includes a communication pipe 1-1, an output pipe 1-2, a connecting plate 1-3, a rear blocking plate 1-4, a motor mounting plate 1-5, and a threaded pipe 1-6, the connecting plate 1-3 is fixedly connected to the front end of the communication pipe 1-1, the rear blocking plate 1-4 is fixedly connected to the rear end of the communication pipe 1-1, the output pipe 1-2 is fixedly connected to the upper end of the communication pipe 1-1 and communicated with the communication pipe 1-1, the threaded pipe 1-6 is fixedly connected to the center of the rear blocking plate 1-4 and communicated with the communication pipe 1-1, and the motor mounting plate 1-5 is fixedly connected to the rear blocking plate 1-4;
the communicating pipe 1-1 is fixed on a high bypass of a thermodynamic system of a power plant in a sealing way by clamping a sealing gasket through a connecting plate 1-3, and the output pipe 1-2 is used for discharging high-pressure steam into a high-pressure cylinder.
The third concrete implementation mode:
as shown in fig. 1-7, the switch piston 2 includes a piston block 2-1, an inner cavity hole 2-2, a communication hole 2-3, a fixing ring 2-4 and a limiting plate 2-5, the front end of the piston block 2-1 is provided with the inner cavity hole 2-2, the upper end of the piston block 2-1 is transversely provided with a plurality of communication holes 2-3, the diameters of the plurality of communication holes 2-3 are sequentially reduced, the plurality of communication holes 2-3 are all communicated with the inner cavity hole 2-2, the fixing ring 2-4 is fixedly connected to the center of the rear end of the piston block 2-1, the limiting plate 2-5 is fixedly connected to the rear end of the fixing ring 2-4, and the piston block 2-1 is hermetically and slidably connected to the inside of the communication pipe 1-;
the piston block 2-1 is used for plugging the communicating pipe 1-1, high-pressure steam is guided to the communicating hole 2-3 through the inner cavity hole 2-2 and then is guided into the output pipe 1-2 through the communicating hole 2-3, the piston block 2-1 is driven to slide through the connection of the linkage mechanism 3, the fixing ring 2-4 and the limiting plate 2-5, the communicating hole 2-3 communicated with the output pipe 1-2 is changed, and the exhaust amount of main steam by-passing to the high-pressure cylinder exhaust steam is adjusted through the sizes of the different communicating holes 2-3.
The fourth concrete implementation mode:
as shown in fig. 1-7, the linkage mechanism 3 includes a circular plate 3-1, a threaded rod 3-2, a linkage plate 3-3 and linkage holes 3-4, the front end of the threaded rod 3-2 is fixedly connected with the circular plate 3-1, the linkage plate 3-3 is fixedly connected with the rear end of the threaded rod 3-2, the linkage plate 3-3 is symmetrically provided with two linkage holes 3-4, the circular plate 3-1 is rotatably connected in the fixed ring 2-4, and the threaded rod 3-2 is connected with the threaded pipe 1-6 through threads;
the driving power 4 drives the linkage plate 3-3 to rotate through the linkage hole 3-4, the linkage plate 3-3 drives the threaded rod 3-2 to rotate in the threaded pipe 1-6 so as to move, and then the piston block 2-1 is driven to move through the circular plate 3-1.
The fifth concrete implementation mode:
as shown in fig. 1-7, the driving power 4 includes a motor 4-1, a motor wheel 4-2 and two driving slide bars 4-3, the motor 4-1 is fixedly connected to a motor mounting plate 1-5, the motor wheel 4-2 is fixedly connected to an output shaft of the motor 4-1, two driving slide bars 4-3 are provided, the two driving slide bars 4-3 are symmetrically and fixedly connected to the motor wheel 4-2, and the two driving slide bars 4-3 are respectively connected with the two linkage holes 3-4 in a sliding manner.
The motor 4-1 rotates to drive the motor wheel 4-2 to rotate, so as to drive the driving slide bar 4-3 to rotate, and the driving slide bar 4-3 drives the linkage plate 3-3 to rotate through the linkage hole 3-4.
The utility model relates to a high back pressure heat supply unit bypass peak shaving heat supply operation device, its theory of use is: when the device is used, the externally-connected shell 1 is fixed on a high side of a thermodynamic system of a power plant in a sealing mode, the linkage mechanism 3 is driven to rotate through the driving power 4, the switch piston 2 is driven to slide in the externally-connected shell 1, then the exhaust volume of main steam from a bypass to a high-pressure cylinder is changed, and peak regulation is met in an auxiliary mode. The communicating pipe 1-1 is fixed on a high bypass of a thermodynamic system of a power plant in a sealing way by clamping a sealing gasket through a connecting plate 1-3, and the output pipe 1-2 is used for discharging high-pressure steam into a high-pressure cylinder. The piston block 2-1 is used for plugging the communicating pipe 1-1, high-pressure steam is guided to the communicating hole 2-3 through the inner cavity hole 2-2 and then is guided into the output pipe 1-2 through the communicating hole 2-3, the piston block 2-1 is driven to slide through the connection of the linkage mechanism 3, the fixing ring 2-4 and the limiting plate 2-5, the communicating hole 2-3 communicated with the output pipe 1-2 is changed, and the exhaust amount of main steam by-passing to the high-pressure cylinder exhaust steam is adjusted through the sizes of the different communicating holes 2-3. The driving power 4 drives the linkage plate 3-3 to rotate through the linkage hole 3-4, the linkage plate 3-3 drives the threaded rod 3-2 to rotate in the threaded pipe 1-6 so as to move, and then the piston block 2-1 is driven to move through the circular plate 3-1. The motor 4-1 rotates to drive the motor wheel 4-2 to rotate, so as to drive the driving slide bar 4-3 to rotate, and the driving slide bar 4-3 drives the linkage plate 3-3 to rotate through the linkage hole 3-4.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art can make variations within the scope of the present invention; modifying; addition or replacement also belong to the protection scope of the utility model.
Claims (5)
1. The utility model provides a high back pressure heat supply unit bypass peak regulation heat supply running device, includes outer even casing (1), switch piston (2), interlock mechanism (3) and drive power (4), its characterized in that: switch piston (2) sliding connection link casing (1) outward in, interlock mechanism (3) pass through threaded connection on link casing (1) outward, switch piston (2) and interlock mechanism (3) rotate and connect, drive power (4) fixed connection link casing (1) outward, interlock mechanism (3) and drive power (4) sliding connection.
2. The high back pressure heating unit bypass peak shaving heating operation device of claim 1, characterized in that: the outer casing (1) comprises a communicating pipe (1-1), an output pipe (1-2), a connecting plate (1-3), a rear plugging plate (1-4), a motor mounting plate (1-5) and a threaded pipe (1-6), wherein the connecting plate (1-3) is fixedly connected to the front end of the communicating pipe (1-1), the rear plugging plate (1-4) is fixedly connected to the rear end of the communicating pipe (1-1), the output pipe (1-2) is fixedly connected to the upper end of the communicating pipe (1-1) and communicated with the communicating pipe (1-1), the threaded pipe (1-6) is fixedly connected to the center of the rear plugging plate (1-4) and communicated with the communicating pipe (1-1), and the motor mounting plate (1-5) is fixedly connected to the rear plugging plate (1-4).
3. The high back pressure heating unit bypass peak shaving heating operation device of claim 2, characterized in that: the switch piston (2) comprises a piston block (2-1) and an inner cavity hole (2-2), the piston comprises communicating holes (2-3), fixing rings (2-4) and limiting plates (2-5), an inner cavity hole (2-2) is formed in the front end of a piston block (2-1), a plurality of communicating holes (2-3) are transversely formed in the upper end of the piston block (2-1), the diameters of the communicating holes (2-3) are sequentially reduced, the communicating holes (2-3) are communicated with the inner cavity hole (2-2), the fixing rings (2-4) are fixedly connected to the center of the rear end of the piston block (2-1), the limiting plates (2-5) are fixedly connected to the rear end of the fixing rings (2-4), and the piston block (2-1) is connected to the inside of the communicating pipe (1-1) in a sealing and sliding mode.
4. The high back pressure heating unit bypass peak shaving heating operation device of claim 3, characterized in that: the linkage mechanism (3) comprises a circular ring plate (3-1), a threaded rod (3-2), a linkage plate (3-3) and linkage holes (3-4), the front end of the threaded rod (3-2) is fixedly connected with the circular ring plate (3-1), the linkage plate (3-3) is fixedly connected to the rear end of the threaded rod (3-2), the linkage plate (3-3) is symmetrically provided with two linkage holes (3-4), the circular ring plate (3-1) is rotatably connected in the fixing ring (2-4), and the threaded rod (3-2) is in threaded connection with the threaded pipe (1-6).
5. The high back pressure heating unit bypass peak shaving heating operation device of claim 4, characterized in that: the driving power (4) comprises a motor (4-1), a motor wheel (4-2) and two driving slide bars (4-3), the motor (4-1) is fixedly connected to a motor mounting plate (1-5), the motor wheel (4-2) is fixedly connected to an output shaft of the motor (4-1), the number of the driving slide bars (4-3) is two, the two driving slide bars (4-3) are symmetrically and fixedly connected to the motor wheel (4-2), and the two driving slide bars (4-3) are respectively in sliding connection with the two linkage holes (3-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020018253.2U CN211081992U (en) | 2020-01-06 | 2020-01-06 | High back pressure heat supply unit bypass peak regulation heat supply running device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020018253.2U CN211081992U (en) | 2020-01-06 | 2020-01-06 | High back pressure heat supply unit bypass peak regulation heat supply running device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211081992U true CN211081992U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020018253.2U Expired - Fee Related CN211081992U (en) | 2020-01-06 | 2020-01-06 | High back pressure heat supply unit bypass peak regulation heat supply running device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211081992U (en) |
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2020
- 2020-01-06 CN CN202020018253.2U patent/CN211081992U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 Termination date: 20210106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |