CN218206863U - Duplex mute gas power station - Google Patents

Abstract

The utility model belongs to the technical field of power stations and discloses a duplex silent gas power station. The box body is provided with an outer panel and an inner panel. There is a layer of glass fiber cotton between them; the top of the box is provided with a smoke exhaust pipe mouth, and the upper end of the smoke exhaust pipe mouth is connected with an exhaust tailpipe through a flange, and the upper end of the exhaust tailpipe is connected with a smoke pipe assembly, and the smoke pipe assembly The upper end is connected with a muffler, and the muffler is fixed on the upper end of the muffler fixing bracket through bolts, and the lower end of the muffler fixing bracket is connected with the top of the box body through bolts. The utility model can play an effective sound-absorbing effect through the porous sound-absorbing board and the glass fiber cotton layer set on the side plate of the box body, and can reduce the noise caused by the internal mechanical operation. The muffler set at the outer end of the smoke exhaust pipe can The noise generated by the exhaust pipe is reduced.

Description

A duplex silent gas power station

technical field

The utility model belongs to the technical field of power stations, in particular to a duplex silent gas power station.

Background technique

At present, the closest existing technology in the industry: gas-fired power station is a circulation system composed of gas turbines and generators, waste heat boilers and steam turbines. A power plant that injects steam into steam turbines to generate electricity. With the development of gas turbine technology, as well as the changes in the national energy structure and the improvement of environmental protection requirements, the development of gas turbine power plants is bound to be greatly accelerated.

However, the gas-fired power station will generate a lot of noise during operation, causing sound pollution. The existing gas-fired power station has poor mute effect and cannot effectively suppress the noise.

In summary, the problems in the prior art are:

The mute effect of the existing gas-fired power station is poor, and the noise cannot be effectively suppressed.

Utility model content

Aiming at the problems existing in the prior art, the utility model provides a duplex silent gas-fired power station.

The utility model is achieved in this way, a duplex silent gas power station is provided with:

box;

The box body is provided with an outer panel and an inner panel, the outer panel is a cold-rolled steel plate, the inner panel is a porous sound-absorbing board, and a glass fiber cotton layer is filled between the outer panel and the inner panel;

The top of the box is provided with a smoke exhaust pipe mouth, and the upper end of the smoke exhaust pipe mouth is connected with an exhaust tailpipe through a flange. The upper end of the exhaust tailpipe is connected with a smoke pipe assembly, and the upper end of the smoke pipe assembly is connected with a muffler. Bolts are fixed on the upper end of the muffler fixing bracket, and the lower end of the muffler fixing bracket communicates with the top of the box body through bolts.

The utility model can play an effective sound-absorbing effect through the porous sound-absorbing board and the glass fiber cotton layer arranged on the side plate of the box body, and can reduce the noise caused by the internal mechanical operation. The noise generated by the exhaust pipe is reduced.

Further, the box is placed on the upper end of the foundation, the upper surface of the foundation is laid with a concrete layer, and the lower side of the concrete layer is laid with a sand and gravel seismic isolation layer.

The utility model can effectively support the box body through the concrete layer, and can bring vibration isolation effect through the sand, gravel and gravel shock-isolation layer, so as to avoid excessive vibration caused by the gas-fired power generation device at the upper end.

Further, a set of air inlets are respectively provided at both ends of the top of the box, and an air outlet is opened in the middle of the box.

The utility model can balance the temperature in the box through the air outlet.

Further, two sets of cooling boxes are fixed on the top of the box by bolts.

The utility model can improve the heat dissipation effect of the box body by arranging two sets of heat dissipation boxes, so as to ensure the normal operation of the equipment.

Further, the bottom of the box is provided with a skeleton structure, and the oil pipeline and the sewage pipe are prefabricated in the skeleton structure. The ground in the box is covered with a non-slip patterned steel plate, and the upper end of the anti-slip patterned steel plate is welded with multiple unit installation fulcrums.

The utility model can improve the anti-skid effect at the bottom of the box body through the anti-skid patterned steel plate to prevent slipping, and can facilitate the installation and fixing of the unit through the installation fulcrum of the unit.

Further, the two ends of the box are respectively provided with an operation door and an observation door.

The utility model can facilitate the operation and observation of the unit inside the box through the operation door and the observation door at both ends.

Further, a cable conduit is fixed by bolts in the box, and an expansion joint is reserved at the connection of the cable conduit.

The utility model can facilitate the laying of the internal circuit through the wiring pipe, and can make the wiring pipe firmly fixed through the expansion joint.

Further, a plurality of lamp holders are fixed by bolts in the box, lighting lamps are fastened and fixed in the lamp holders, and the outer cover of the lighting lamps is provided with an explosion-proof glass shell.

Description of drawings

Fig. 1 is a schematic structural diagram of a double-connected silent gas-fired power station provided by an embodiment of the utility model.

Fig. 2 is a structural schematic diagram of the muffler provided by the embodiment of the utility model.

Fig. 3 is a schematic diagram of the structure of the operating door provided by the embodiment of the present invention.

In the figure: 1. Box body; 2. Air inlet; 3. Air outlet; 4. Concrete layer; 5. Sand, gravel and soil isolation layer; 6. Muffler;

detailed description

In order to further understand the invention content, characteristics and effects of the present utility model, the following examples are given, and detailed descriptions are given below in conjunction with the accompanying drawings.

As shown in Figures 1 to 3, the double-connected silent gas-fired power station provided by the embodiment of the utility model is provided with: a box body 1;

The box body 1 is provided with an outer panel and an inner panel, the outer panel is a cold-rolled steel plate, the inner panel is a porous sound-absorbing panel, and the outer panel and the inner panel are filled with a glass fiber cotton layer; the top of the box is provided with a smoke exhaust pipe, The upper end of the exhaust pipe mouth is connected with the exhaust tail pipe through the flange, the upper end of the exhaust tail pipe is connected with the smoke pipe assembly, the upper end of the smoke pipe assembly is connected with the muffler, the muffler is fixed on the upper end of the muffler fixing bracket by bolts, and the lower end of the muffler fixing bracket It communicates with the top of the box through bolts.

In the embodiment of the utility model, the porous sound-absorbing board and the glass fiber cotton layer arranged on the side plate of the box body can have an effective sound-absorbing effect, and can reduce the noise caused by the internal mechanical operation. The noise generated by the exhaust pipe can be reduced.

As a preference, the box body 1 is placed on the upper end of the foundation, the upper surface of the foundation is laid with a concrete layer, and the lower side of the concrete layer is laid with a sand and gravel seismic isolation layer.

The embodiment of the utility model can effectively support the box body through the concrete layer, and can bring vibration isolation effect through the sand and gravel seismic isolation layer, so as to avoid excessive vibration caused by the gas-fired power generation device at the upper end.

Preferably, a set of air inlets 2 are respectively provided at both ends of the top of the box body 1 , and an air exhaust port 3 is opened in the middle of the box body 1 .

The embodiment of the utility model can balance the temperature in the box through the air outlet.

Preferably, two sets of cooling boxes are fixed by bolts on the top of the box body.

Preferably, the bottom of the box is provided with a skeleton structure, and the oil pipeline and sewage pipe are prefabricated in the skeleton structure. The ground in the box is covered with anti-slip patterned steel plates, and the upper end of the anti-slip patterned steel plates is welded with multiple unit installation fulcrums.

The embodiment of the utility model can improve the anti-skid effect at the bottom of the box body through the anti-slip patterned steel plate to prevent slipping, and the installation fulcrum of the unit can facilitate the installation and fixing of the unit.

Preferably, an operation door and an observation door are respectively opened at both ends of the box body.

In the embodiment of the utility model, the operation and observation of the unit inside the box can be facilitated through the operation door and the observation door at both ends.

Preferably, the wiring pipe is fixed by bolts in the box, and an expansion joint is reserved at the connection of the wiring pipe.

In the embodiment of the utility model, the laying of the internal circuit can be facilitated through the wiring pipe, and the wiring pipe can be fixed firmly through the expansion joint.

Preferably, a plurality of lamp holders are fixed by bolts in the box, and lighting lamps are clamped and fixed in the lamp holders, and the outer cover of the lighting lamps is provided with an explosion-proof glass shell.

The working principle of the utility model is: when the utility model is in use, the box body can be effectively supported through the concrete layer, and the vibration isolation effect can be brought about through the sand, gravel and gravel isolation layer, so as to avoid the vibration caused by the gas-fired power generation device at the upper end is too big. The porous sound-absorbing board and glass fiber cotton layer set on the side plate of the box body can have an effective sound-absorbing effect, and can reduce the noise caused by internal mechanical operation. The noise generated by the mouth is reduced.

The technical solutions of the present invention will be further described below in conjunction with specific embodiments.

1. The mechanical part of the box

1.1 Overall dimensions of the box

500KW × 2 cabinet dimensions (length × width × height): 12192 (length) × 2438 (width) × 2591 (height) mm

1.2 Overview of cabinet making

The enclosure shall be manufactured according to the minimum requirements of the referenced relevant standards and at the same time meet the following requirements.

The integrated steel structure design of the box body, the container base should have sufficient load-bearing strength and overall hoisting requirements. The outer panel of the box is made of δ=1.8mm cold-rolled ribbed steel structure, and the inner panel of the box is made of 0.8mm thick porous sound-absorbing board structure; between the cold-rolled steel plate and the porous sound-absorbing board is filled with glass fiber cotton with a thickness of at least 50mm, glass The bulk density of fiber cotton is not less than 60kg/m ³ to ensure the box effect. The bottom plate is made of patterned steel plate with a thickness of 4mm, which has anti-skid function and is welded smoothly. The box body is provided with a power cable outlet. The cabinet has the characteristics of windproof, rainproof, snowproof, sunscreen, pollution-proof, impact-resistant, wear-resistant, and beautiful appearance. In order to facilitate container loading and unloading, the four corners of the box chassis are designed with hoisting points. The material and welding of the box body should be reasonable, and the load-bearing requirements should be fully considered, and the deformation of the container box body is not allowed during hoisting.

1.3 The structure of the overall mechanical part of the box

1.3.1 Top of the cabinet

The top of the box corresponds to the position of the muffler of the unit, and the exhaust pipe is opened.

1) Two muffler installation beams (folded plate or channel steel) are pre-welded on the top of the box corresponding to the position of the muffler. The exhaust muffler shall be provided by Party B according to the noise requirements. Requirements for use; exhaust tail pipe assembly (including flange), smoke pipe assembly, and muffler fixing bracket shall be provided by Party B.

2) The two sets of cooling boxes on the top of the box are provided by Party B to ensure the coordination between the box and the water tank.

3) There is a set of air inlets at both ends of the top of the box, and an air outlet in the middle to balance the temperature in the box.

1.3.2 Bottom of the box

The bottom structure of the box should have sufficient strength to withstand the weight of the inside of the box and the box itself, so as to ensure that there is no deformation affecting the performance of the unit after the whole machine is placed flat on the ground or the whole machine is hoisted.

1) The bottom of the box adopts a skeleton structure, and prefabricated oil pipes and sewage pipes. The ground in the box is covered with anti-skid patterned steel plates, and the anti-slip patterned steel plates are treated for anti-rust.

2) There are unit installation fulcrums on the anti-skid pattern steel plate, the height of the fulcrums, and the distance between them are matched according to the width of the unit base.

1.3.3 The left and right sides of the cabinet

The structure of the left and right sides of the box has enough strength to bear the weight of the top of the box and the box itself, so as to ensure that the cold-rolled sheet has no obvious concave-convex feeling, and that the set operation door and observation door have no obvious deformation. The four sides of all door frames such as the operation door and observation door are reinforced to prevent deformation of the door frame. The door lock has reasonable structure, high strength, not easy to damage, convenient switch and maintenance. The sealing strip is selected according to "GB/T15846 Container Door Frame Sealing Strip", and the sealing is reliable (anti-rain and snow).

2. The electrical part of the box

2.1 Cabinet lighting circuit

1) For the convenience of maintenance, all lines are neatly placed in the φ16 wiring tube (the line tube requires anti-corrosion and high hardness).

2) Provide wiring and lamps for box lighting. The lines are neatly arranged in the φ16 wiring tube (all the wiring is far away from the exhaust port of the engine). The position of the wiring tube should be accurate and firm; Burrs, while leaving expansion joints, fixed firmly.

A total of 4 AC 220V 60W lighting lamps are installed in the box, and an explosion-proof glass shell is installed outside the lights. There are 2 lighting switches on both sides of the inner door of the box, and the height of the lighting switches from the ground is 1.5m.

The installation position of the light bulb should be reasonable, and the lamp holder requires the bolts to be fixed without loosening. The wire color and cross section are reasonable, the layout is flat and beautiful, the numbering is reasonable, the connectors are firm, and the power inlet and outlet wires meet the work requirements.

2.2 Grounding device

Four grounding points are made around the box body, and the grounding bolts are M12 stainless steel bolts, and painting is not allowed.

3. The appearance of the cabinet

3.1 Paint surface part

1) The overall paint dry film thickness on the inner and outer surfaces of the box is not less than 80 μm, the outer color is Carter yellow (color sample), the inner color is white, and the paint is selected according to "JT/T810 Container Coating".

2) The paint on the surface of the cabinet should be suitable for the coastal environment and have the ability to prevent salt spray. Primer epoxy zinc-rich, mica iron intermediate paint, polyurethane topcoat.

3) The inner and outer surfaces of the paint film are evenly sprayed, smooth and flat, without collapse, pits, cracks, damage, etc., the overall surface has no color difference, no spraying, and the gloss is uniform.

3.2 Appearance identification part

1) Key positions such as the lifting lug position of the cabinet, the air intake position, the grounding line point position, the cable outlet, and the control inlet and outlet should be marked.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model in any form. Any simple modifications made to the above embodiments according to the technical essence of the present utility model are equivalent to changes and modifications. All belong to the scope of the technical solution of the utility model.

Claims (7)

1. The duplex mute gas power station is characterized in that the duplex mute gas power station is provided with:

a box body;

the box body is provided with an outer panel and an inner panel, the outer panel is a cold-rolled steel plate, the inner panel is a porous sound absorption plate, and a glass fiber cotton layer is filled between the outer panel and the inner panel;

the top of the box body is provided with a smoke exhaust pipe opening, the upper end of the smoke exhaust pipe opening is connected with a tail exhaust pipe through a flange, the upper end of the tail exhaust pipe is communicated with a smoke pipe assembly, the upper end of the smoke pipe assembly is communicated with a silencer, the silencer is fixed at the upper end of a silencer fixing support through a bolt, and the lower end of the silencer fixing support is communicated with the top end of the box body through a bolt.

2. A duplex silence gas power station according to claim 1 wherein the housing is placed on top of a foundation, the upper surface of which is laid with a concrete layer and the underside of which is laid with a gravel soil isolation layer.

3. A duplex silencing gas power station as in claim 1, wherein both ends of the top of the box body are respectively provided with a set of air inlets, and the middle of the box body is provided with an air outlet.

4. A duplex silence gas power station according to claim 1 wherein, two sets of heat dissipation boxes are fixed on the top of the box body through bolts.

5. A duplex silence gas power station according to claim 1, characterized in that the bottom of the box body is provided with a skeleton structure, an organic oil pipeline and a blow-off pipe are prefabricated in the skeleton structure, the ground in the box body is covered with an antiskid pattern steel plate, and the upper end of the antiskid pattern steel plate is welded with a plurality of machine set mounting fulcrums.

6. A duplex silence gas power station according to claim 1 wherein said box has an operating door and an observation door at each end.

7. A duplex silence gas power station according to claim 1, characterized in that the wiring pipe is fixed in the box body through bolts, and an expansion joint is reserved at the joint of the wiring pipe.

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