CN211851930U

CN211851930U - Steam turbine heat preservation storehouse

Info

Publication number: CN211851930U
Application number: CN201922469121.1U
Authority: CN
Inventors: 李霄巍
Original assignee: Zhejiang Wanhong Energy Saving Technology Co ltd
Current assignee: Zhejiang Wanhong Energy Saving Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-03
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a steam turbine heat preservation storehouse aims at providing a steam turbine heat preservation storehouse of resizable. It includes left side board, right side board and roof, left side board and right side board all articulated with the roof, the roof divide into a plurality of platelet, articulated between a plurality of platelet, left side board and right side board structure the same, the right side board be equipped with returning face plate one, returning face plate one on be equipped with the first roof that overturns, returning face plate one and right side board all articulated with returning face plate one, both ends are equipped with heat insulating strip around the roof, heat insulating strip can dismantle with the roof and be connected. The utility model has the advantages that: the size can be changed; the material can be repeatedly used, so that the cost is saved; the movement and position replacement are convenient; simple structure and convenient operation.

Description

Steam turbine heat preservation storehouse

Technical Field

The utility model belongs to the technical field of the relevant technique of steam turbine and specifically relates to indicate a steam turbine heat preservation storehouse.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants. The steam turbine is placed in the heat preservation bin, heat loss of the steam turbine can be reduced, especially in winter, the energy utilization rate of the steam turbine can be greatly improved, and the running cost of the steam turbine is reduced. The existing heat preservation bin is generally a fixed building, when a factory faces the condition of production line adjustment, if a steam turbine production line is moved to another workshop, the old heat preservation bin can only be dismantled due to the fixed connection of the heat preservation bin and a workshop terrace, a new heat preservation bin is built at a new place where a steam turbine is placed, and the heat preservation bin cannot be reused. Moreover, in order to facilitate the installation and debugging of the steam turbine, the heat preservation cabin is generally built after the installation and debugging of the steam turbine are finished, the building needs longer time, and the adjustment period of a factory production line is prolonged more. The steam turbine has a large amount of water vapor in the steam turbine, and the steam turbine often leaks water vapor when trouble or maintenance, because the closed environment in heat preservation storehouse, the water vapor of revealing is kept in the heat preservation storehouse, makes the outside metal parts corrosion of steam turbine easily, so, the existence in heat preservation storehouse reduces the life of steam turbine on the contrary easily. Therefore, the existing heat preservation bin has the defects of incapability of being repeatedly used, capability of prolonging the adjustment period of a factory production line and easiness in reducing the service life of a steam turbine, and the size of the heat preservation bin is fixed, so that different steam turbines are provided with different heat preservation bins.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steam turbine heat preservation storehouse that can change size for overcome among the prior art heat preservation storehouse can not reuse and heat preservation storehouse can not change the not enough of size.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steam turbine heat preservation storehouse, includes left side board, right side board and roof, left side board and right side board all articulated with the roof, the roof divide into a plurality of platelet, articulated between a plurality of platelet, left side board and right side board structure the same, the right side board be equipped with returning face plate one, returning face plate one on be equipped with upset roof one, upset roof one and right side board all articulated with returning face plate one, both ends are equipped with heat insulating strip around the roof, heat insulating strip can dismantle with the roof and be connected.

The left side board, right side board and roof, both ends are equipped with the heat insulating strip around the roof, it has heat retaining effect to the steam turbine to guarantee to keep warm the storehouse, left side board and right side board are all articulated with the roof, the roof divide into a plurality of platelet, it is articulated between a plurality of platelet, the size of roof is changed in the removal of convenient through left side board and right side board, thereby can change the width in heat preservation storehouse, the right side board is equipped with returning face plate one, when using the returning face plate one, the length of right side board has been increased, thereby change the length in heat preservation storehouse, be equipped with returning face plate one on the returning face plate one, can guarantee through returning face plate one and guarantee to guarantee the sealed of upper end when increasing the length in heat preservation storehouse, can guarantee when changing the size in heat preservation storehouse. Such a design achieves the goal of variable size.

Preferably, the left side plate is provided with a second turnover plate, a second turnover top plate is arranged on the second turnover plate, and the second turnover top plate and the left side plate are both hinged to the second turnover plate. The right side board is the same as the left side board structure, and the length that both ends change about is the same, guarantees the sealed in storehouse that keeps warm, and the structure is the same simultaneously, makes holistic simple structure.

Preferably, the first turnover plate and the second turnover plate are the same in structure, the first turnover plate is provided with a groove, a holding wheel and a pulley, the holding wheel is installed in the groove, the pulley is installed on the upper end face of the first turnover plate, the first turnover top plate and the second turnover top plate are both provided with hooks, the holding wheel is provided with a rope, and the holding wheel, the pulley and the hooks are connected through the rope. When increasing the length of curb plate, need seal the top in heat preservation storehouse, drive the upset roof through the rotation of holding the wheel and rise, until parallel, then the wheel is held in the pinning. The force direction is changed by the pulley, and the abrasion of the rope is reduced. The rope can fix the turnover top plate.

As preferred, all be equipped with on the upset roof one and the upset roof two and connect the face, the cross section of the face of being connected of upset roof one and upset roof two all is the Z type, cooperation of the face of being connected of upset roof one and upset roof two. The Z type can increase the sealed of heat preservation storehouse, guarantees to have good heat preservation effect when upset roof one and upset roof two are connected.

Preferably, bolts are arranged at the front end and the rear end of the top plate, the heat insulation strips and the top plate are connected through the bolts, and threads corresponding to the bolts are arranged on the outer side surfaces of the first turnover top plate and the second turnover top plate. The heat insulation strips are in threaded connection with the top plate, so that the heat insulation strips are convenient to disassemble; the first turnover top plate and the two sides of the first turnover top plate are provided with threads corresponding to the bolts, and when the heat preservation bin is enlarged, the heat insulation strips are conveniently arranged on the outer side surfaces of the first turnover top plate and the second turnover top plate, so that the front and the back sealing and heat preservation are guaranteed.

Preferably, a round hole is formed in the middle of the heat insulation strip. And ensuring that the inlet pipe and the outlet pipe of the steam turbine penetrate through the heat insulation strips.

Preferably, the lower ends of the left side plate, the right side plate, the first turnover plate and the second turnover plate are respectively provided with a plurality of universal wheels and two heat insulation belts, and the universal wheels are positioned between the two heat insulation belts. The universal wheel has a self-locking function, and the stability of the heat preservation bin is ensured when the universal wheel does not move; when in use, the size of the heat preservation bin is convenient to change, and the heat preservation bin is convenient to move and change positions.

The utility model has the advantages that: the size can be changed; the material can be repeatedly used, so that the cost is saved; the movement and position replacement are convenient; simple structure and convenient operation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a portion of the top panel stowed;

fig. 3 is a rear view of the present invention;

fig. 4 is a plan view of the present invention.

In the figure: 1. the novel heat insulation structure comprises a left side plate, a right side plate, a top plate, a small plate, a turnover plate I, a heat insulation strip I, a turnover plate II, a turnover groove II, a groove 10, a holding wheel 11, a pulley 12, a hook 13, a bolt 14, a thread 15, a circular hole 16, a universal wheel 17, a heat insulation belt 18, a rope 19 and a connecting surface 20.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, a steam turbine heat preservation bin comprises a left side plate 1, a right side plate 2 and a top plate 3, wherein the left side plate 1 and the right side plate 2 are hinged to the top plate 3, the top plate 3 is divided into a plurality of small plates 4, the small plates 4 are hinged to each other, the left side plate 1 and the right side plate 2 are structurally identical, the right side plate 2 is provided with a turnover plate I5, the turnover plate I5 is provided with a turnover top plate I6, the turnover top plate I6 and the right side plate 2 are hinged to the turnover plate I5, heat insulation strips 7 are arranged at the front end and the rear end of the top plate 3, and the heat insulation strips 7 are. The left side plate 1 is provided with a second turnover plate 8, a second turnover top plate 9 is arranged on the second turnover plate 8, and the second turnover top plate 9 and the left side plate 1 are both hinged to the second turnover plate 8. As shown in fig. 3, the first turnover plate 5 and the second turnover plate 8 have the same structure, the first turnover plate 5 is provided with a groove 10, a holding wheel 11 and a pulley 12, the holding wheel 11 is installed in the groove 10, the pulley 12 is installed on the upper end surface of the first turnover plate 5, the first turnover top plate 6 and the second turnover top plate 9 are both provided with hooks 13, the holding wheel 11 is provided with a rope 19, and the holding wheel 11, the pulley 12 and the hooks 13 are connected through the rope 19. All be equipped with on the upset roof one 6 and the upset roof two 9 and connect face 20, the cross section of the face 20 of being connected of upset roof one 6 and the upset roof two 9 all is the Z type, and the cooperation of the face 20 is connected with the upset roof one 6 and the upset roof two 9. As shown in fig. 4, bolts 14 are provided at the front and rear ends of the top plate 3, the heat insulating strips 7 are connected to the top plate 3 by the bolts 14, and threads 15 corresponding to the bolts 14 are provided on the outer side surfaces of the first and second

turnover top plates

6 and 9. The middle of the heat insulation strip 7 is provided with a round hole 16. The lower ends of the left side plate 1, the right side plate 2, the first turnover plate 5 and the second turnover plate 8 are respectively provided with a plurality of universal wheels 17 and two heat insulation belts 18, and the universal wheels 17 are positioned between the two heat insulation belts 18.

When in use, the heat preservation cabin is provided with a left side plate 1, a right side plate 2 and a top plate 3. And heat insulation strips 7 are arranged in the front and at the back of the top plate 3, and the heat insulation strips 7 are arranged on the top plate 3 through bolts 14, so that the heat insulation of the heat insulation bin on the steam turbine is ensured. Meanwhile, the round holes 16 arranged on the heat insulation strips 7 facilitate the passing of the inlet and outlet pipelines of the steam turbine. Roof 3 divide into a plurality of platelet 4, in order to can revise the size of roof 3, the quantity of platelet 4 needs four more than or equal to, can select suitable roof width according to the width of steam turbine, can fold roof 3 when not adapting to the heat preservation storehouse simultaneously to reduce spatial position. Left side board 1 is equipped with returning face plate two 8, and right side board 2 is equipped with returning face plate one 5, can be according to the length of steam turbine, adjusts the length in heat preservation storehouse, need not change the heat preservation storehouse and reach the purpose, is equipped with upset roof one 6 on returning face plate one 5 simultaneously, is equipped with upset roof two 9 on returning face plate two 8, and upset roof one 6 is personally submitted the Z type with the transversal 20 of being connected of upset roof two 9, when guaranteeing to increase length, guarantees the leakproofness of top. Therefore, the length and the width of the heat preservation cabin can be changed according to the size of the steam turbine. The lower ends of the left side plate 1, the right side plate 2, the first turnover plate 5 and the second turnover plate 8 are provided with a plurality of universal wheels 17 and two heat-insulating belts 18. The universal wheel 17 has a self-locking function, and ensures the stability of the heat preservation bin when not moving; when in use, the size of the heat preservation bin is convenient to change, and the heat preservation bin is convenient to move and change positions. All be equipped with recess 10 on returning face plate one 5 and the returning face plate two 8, hold wheel 11 and pulley 12, hold all to be equipped with hook 13 on returning face plate one 6 and the returning face plate two 9, hold and be equipped with rope 19 on the wheel 11, when increasing the length in heat preservation storehouse, need seal the top in heat preservation storehouse, drive the returning face plate through the rotation of holding wheel 11 and rise, until parallel, then pin and hold wheel 11. While the cable 19 may secure the flip top panel. The convenience when guaranteeing the upset and to the stability of upset roof, guarantee the leakproofness.

Claims

1. The utility model provides a steam turbine heat preservation storehouse, characterized by includes left side board (1), right side board (2) and roof (3), left side board (1) and right side board (2) all articulated with roof (3), roof (3) divide into a plurality of platelet (4), articulated between a plurality of platelet (4), left side board (1) and right side board (2) structure the same, right side board (2) be equipped with returning face plate (5), returning face plate (5) on be equipped with returning face plate (6), returning face plate (6) and right side board (2) all articulated with returning face plate (5), both ends are equipped with heat insulating strip (7) around roof (3), heat insulating strip (7) can dismantle with roof (3) and be connected.

2. The steam turbine heat preservation bin as claimed in claim 1, wherein the left side plate (1) is provided with a second turnover plate (8), the second turnover plate (8) is provided with a second turnover top plate (9), and the second turnover top plate (9) and the left side plate (1) are hinged to the second turnover plate (8).

3. The steam turbine heat preservation bin as claimed in claim 2, wherein the first turnover plate (5) and the second turnover plate (8) are identical in structure, a groove (10), a holding wheel (11) and a pulley (12) are arranged on the first turnover plate (5), the holding wheel (11) is installed in the groove (10), the pulley (12) is installed on the upper end face of the first turnover plate (5), hooks (13) are arranged on the first turnover top plate (6) and the second turnover top plate (9), a rope (19) is arranged on the holding wheel (11), and the holding wheel (11), the pulley (12) and the hooks (13) are connected through the rope (19).

4. The steam turbine heat preservation cabin of claim 3, characterized in that the first turnover top plate (6) and the second turnover top plate (9) are provided with connecting surfaces (20), the cross sections of the connecting surfaces (20) of the first turnover top plate (6) and the second turnover top plate (9) are Z-shaped, and the first turnover top plate (6) is matched with the connecting surfaces of the second turnover top plate (9).

5. The steam turbine heat preservation cabin of claim 3, characterized in that bolts (14) are arranged at the front end and the rear end of the top plate (3), the heat insulation strip (7) is connected with the top plate (3) through the bolts (14), and threads (15) corresponding to the bolts (14) are arranged on the outer side surfaces of the first turnover top plate (6) and the second turnover top plate (9).

6. The turbine thermal insulation bin as claimed in claim 5, wherein a circular hole (16) is formed in the middle of the thermal insulation strip (7).

7. The steam turbine heat preservation cabin of claim 1, characterized in that the lower ends of the left side plate (1), the right side plate (2), the first turning plate (5) and the second turning plate (8) are respectively provided with a plurality of universal wheels (17) and two heat insulation belts (18), and the universal wheels (17) are positioned between the two heat insulation belts (18).