Utility model content
The purpose of this utility model is to provide a kind of steam heat-exchanger rig, and this steam heat-exchanger rig adopts modular structure to realize steam heat exchange.
To achieve these goals, the utility model provides a kind of steam heat-exchanger rig, this vapor heat exchanger comprises mounting platform, vapor heat exchanger and steam heat exchanging pipe, this vapor heat exchanger and this steam heat exchanging pipe are arranged on this mounting platform, wherein, this steam heat exchanging pipe comprises the medium inlet pipeline and media outlet pipeline that are connected with described vapor heat exchanger, and described medium inlet pipeline and/or described media outlet pipeline are set to U-shaped.
Preferably, described vapor heat exchanger and described steam heat exchanging pipe by supports support on described mounting platform.
Preferably, the port of export of the arrival end of described medium inlet pipeline and/or described media outlet pipeline is opening down through the base plate of described mounting platform.
Preferably, described medium inlet pipeline and/or described media outlet pipeline are provided with flowmeter, and the upstream and downstream of this flowmeter is connected to straight length.
Preferably, described medium inlet pipeline and/or described media outlet pipeline are respectively arranged with emergency shutdown valve.
Preferably, described steam heat exchanging pipe also comprises looped pipeline road, the port of export of described medium inlet pipeline is connected respectively to the medium inlet end of described vapor heat exchanger and the arrival end on described looped pipeline road by entrance three-way connection, and the arrival end of described media outlet pipeline is connected respectively to the media outlet end of described vapor heat exchanger and the port of export on described looped pipeline road by outlet three-way connection.
Preferably, described looped pipeline road is arranged near described vapor heat exchanger.
Preferably, described steam heat exchanging pipe also comprises vapor line and condensate line, this vapor line and condensate line comprise interconnective first pipeline portions and the second pipeline portions respectively, first pipeline portions of described vapor line and the first pipeline portions of described condensate line are connected respectively to described vapor heat exchanger, and the first pipeline portions of the first pipeline portions of described vapor line at least partially and described condensate line is at least partially arranged on the same plane perpendicular to described mounting platform.
Preferably, the second pipeline portions of described vapor line and the second pipeline portions of described condensate line be arranged on be parallel to described mounting platform same plane on.
Preferably, described vapor line is provided with reforming regulating valve group.
Preferably, described condensate line is provided with condensed water drain valve group.
Preferably, described vapor heat exchanger is supported on described mounting platform by heat exchanger supporting leg, and the first pipeline portions of described vapor line and the first pipeline portions of described condensate line are all supported on described heat exchanger supporting leg.
Vapor heat exchanger in steam heat-exchanger rig of the present utility model and steam heat exchanging pipe are all arranged on mounting platform to form independent module, wherein medium inlet pipeline and media outlet pipeline are all set to U-shaped, thus on mounting platform, reserve enough operating spaces.Pass through technique scheme, vapor heat exchanger and steam heat exchanging pipe can be made to be arranged in compactly on mounting platform, reduce floor space, be convenient to whole Transporting, and by the medium inlet pipeline on mounting platform and media outlet pipeline are set to U-shaped, while raising pipeline flexibility, for operating personnel reserve enough operating spaces, reduce the labour intensity of operating personnel and improve efficiency.
Other features and advantages of the utility model are described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the noun of locality of use should by reference to the accompanying drawings in direction and direction in embody rule suitably understand.
The utility model provides a kind of steam heat-exchanger rig, this vapor heat exchanger comprises mounting platform 10, vapor heat exchanger 20 and steam heat exchanging pipe, this vapor heat exchanger 20 and this steam heat exchanging pipe are arranged on this mounting platform, wherein, this steam heat exchanging pipe comprises the medium inlet pipeline 30 and media outlet pipeline 40 that are connected with described vapor heat exchanger 20, and described medium inlet pipeline 30 and/or described media outlet pipeline 40 are set to U-shaped.
Vapor heat exchanger 20 herein utilizes steam to heat medium, therefore comprises and the medium circulation pipeline portions that vapor heat exchanger 20 is communicated with and the same vapour-cycling pipeline portions be communicated with vapor heat exchanger 20.Wherein, at medium circulation pipeline portions, medium is flowed in vapor heat exchanger 20 by medium inlet pipeline 30 and carries out heat exchange, then flows out vapor heat exchanger 20 by media outlet pipeline 40.Need to enter mounting platform 10 pairs of vapor heat exchangers 20 due to operating personnel and steam heat exchanging pipe carries out artificial operation and maintenance, therefore need to reserve enough spaces on mounting platform 10.
In the utility model, medium inlet pipeline 30 and media outlet pipeline 40 are set to U-shaped, so not only can ensure that pipeline has the length of installation pipeline element (such as valve and instrument and meter), but also suitably can arrange on mounting platform, reserve enough spaces.In preferred embodiment as shown in the figure, medium inlet pipeline 30 and media outlet pipeline 40 are set to the relative U-shaped of opening, avoid straight tube road and mounting platform is divided into the discontinuous space of multiple independence, thus larger space is formed between medium inlet pipeline 30 and media outlet pipeline 40, operating personnel can enter in this space and operate.
As shown in the figure, preferably, the surrounding of the mounting platform of steam heat-exchanger rig is provided with guardrail, and guardrail is provided with gateway and comes in and goes out mounting platform for operating personnel, and guardrail plays the effect of protection for the operating personnel be on mounting platform.
In addition, medium inlet pipeline 30 and media outlet pipeline 40 be set to U-shaped can also to cause owing to expanding with heat and contract with cold pipeline distortion compensate.Pipeline due to U-shaped has bending one end, when pipeline elongates or shortens owing to expanding with heat and contract with cold, straight tube road directly can apply power on the joint at two ends, pipe joint place is easily caused to occur the faults such as damage, and bending one end of U-shaped pipeline can absorb this deformation quantity expanded with heat and contract with cold, thus improve the reliability of pipeline.
Vapor heat exchanger in steam heat-exchanger rig of the present utility model and steam heat exchanging pipe are all arranged on mounting platform to form independent module, wherein medium inlet pipeline and media outlet pipeline are all set to U-shaped, thus on mounting platform, reserve enough operating spaces.Pass through technique scheme, vapor heat exchanger and steam heat exchanging pipe can be made to be arranged in compactly on mounting platform, reduce floor space, be convenient to whole Transporting, and by the medium inlet pipeline on mounting platform and media outlet pipeline are set to U-shaped, while raising pipeline reliability, for operating personnel reserve enough operating spaces, reduce the labour intensity of operating personnel and improve efficiency.
It should be noted that, this mounting platform can adopt any one structure be suitable for of this area to realize, and mounting platform preferably includes one group of crossbeam and is supported on the flat board on this crossbeam herein, and vapor heat exchanger 20 and steam heat exchanging pipe are arranged on this flat board.Preferably, described vapor heat exchanger 20 and described steam heat exchanging pipe by supports support on described mounting platform 10.This support member plays the effect of support to vapor heat exchanger 20 and steam heat exchanging pipe, thus can vapor heat exchanger 20 and steam heat exchanging pipe be supported on required height, and the part that steam heat exchanging pipe matches with support member can not seam, and therefore this support member is supported on the straight length of steam heat exchanging pipe usually.More preferably, the crossbeam of junction usually and under base plate of this support member and the flat board of mounting platform is corresponding, thus mounting platform can be provided support more reliably.
When arranging vapor heat exchanger 20, usually needing to consider to reserve certain space of loosing core in its side, the space that takies required for steam heat-exchanger rig will be made so larger, cause waste.In the preferred embodiment, preferably, steam heat-exchanger rig of the present utility model is arranged on the top of upstream equipment, the arrival end of described medium inlet pipeline 30 and/or the port of export of described media outlet pipeline 40 are opening down through the base plate of described mounting platform 10.Like this, medium is input in medium inlet pipeline 30 by pipeline by this upstream equipment, and media outlet pipeline 40 is being connected to upstream device by intermediate duct etc.In addition, the port of export of the arrival end of described medium inlet pipeline 30 and/or described media outlet pipeline 40 is through the base plate of described mounting platform 10 and downward opening design can also avoid the line arrangement of steam heat-exchanger rig and upstream and downstream equipment connection to take the confined space on mounting platform on mounting platform.
And, because steam heat-exchanger rig is arranged on the top of upstream equipment, to come in and go out for the ease of operating personnel the mounting platform of steam heat-exchanger rig, the device making operating personnel can arrive the height of this mounting platform can be provided with, such as stair, the stair etc. that these stair can be set to vertical ladder or be obliquely installed, the present invention is not limited this.
Certainly, above-mentioned that the port of export of the arrival end of described medium inlet pipeline 30 and/or described media outlet pipeline 40 is opening down just for the object be convenient to steam heat-exchanger rig and be connected with upstream equipment through the base plate of described mounting platform 10, the arrival end of medium inlet pipeline 30 and/or the port of export of media outlet pipeline 40 can be arranged on the position being convenient to arbitrarily connection.
Further, preferably, the arrival end of medium inlet pipeline 30 and/or the port of export of media outlet pipeline 40 can be provided with adpting flange, thus can easily steam heat-exchanger rig and its upstream and downstream device be linked together, be convenient to dismounting.
By above-mentioned preferred embodiment, because steam heat-exchanger rig and upstream equipment are not disposed on the same plane, therefore additionally space of loosing core is not reserved in the side of vapor heat exchanger 20, and this steam heat-exchanger rig is arranged on the top of upstream equipment, do not need additionally to take up room, thus reduce floor space.
Preferably, described medium inlet pipeline 30 and/or described media outlet pipeline 40 are provided with flowmeter 1, and the upstream and downstream of this flowmeter 1 is connected to straight length.
In the preferred embodiment, the flow of flowmeter 1 to the medium flowing into vapor heat exchanger 20 and/or outflow vapor heat exchanger 20 is utilized to measure.Further, in order to drop to minimum by the impact of pipeline on medium stream, the upstream and downstream of described flowmeter 1 is provided with straight length, thus improves the certainty of measurement of flowmeter 1.
In addition, preferably, described medium inlet pipeline 30 and/or described media outlet pipeline 40 are respectively arranged with emergency shutdown valve 2, thus can in case of emergency control medium entrance pipe 30 and/or media outlet pipeline 40 end.
Preferably, described steam heat exchanging pipe also comprises looped pipeline road 70, the port of export of described medium inlet pipeline 30 is connected respectively to the medium inlet end of described vapor heat exchanger 20 and the arrival end on described looped pipeline road 70 by entrance three-way connection 3, and the arrival end of described media outlet pipeline 40 is connected respectively to the media outlet end of described vapor heat exchanger 20 and the port of export on described looped pipeline road 70 by outlet three-way connection 4.
In the preferred embodiment, this looped pipeline road 70 and vapor heat exchanger 20 are connected in parallel between medium inlet pipeline 30 and media outlet pipeline 40, and medium inlet pipeline 30, looped pipeline road 70 and/or media outlet pipeline 40 are respectively arranged with corresponding control valve to control corresponding pipeline conducting or cut-off.When vapor heat exchanger 20 normally works, ending by controlling looped pipeline road 70, making medium flow into vapor heat exchanger 20 from medium inlet pipeline 30, then flowing out to medium outflow lines 40 from vapor heat exchanger 20; When safeguarding vapor heat exchanger 20, by vapor heat exchanger 20 is disconnected by looped pipeline road 70 conducting, namely making medium flow through looped pipeline road 70 from medium inlet pipeline 30, then flow into media outlet pipeline 40.
Preferably, in order to make the layout of mounting platform upper pipeline compacter thus reserve more operating space to operating personnel, described looped pipeline road 70 is arranged near described vapor heat exchanger 20.This looped pipeline road 70 is preferably set to arrange in parallel to each other with the central axis of vapor heat exchanger 20.Further, the structure that this looped pipeline road 70 is arranged near vapor heat exchanger 20, can also ensure to have the larger operating space for operating personnel's activity between looped pipeline road 70 and media outlet pipeline 40.
Be described above the medium circulation pipeline portions be connected with vapor heat exchanger 20 in this steam heat-exchanger rig, in addition, also need the vapour-cycling pipeline portions be connected with vapor heat exchanger 20.
Preferably, described steam heat exchanging pipe also comprises vapor line 50 and condensate line 60, this vapor line 50 and condensate line 60 comprise interconnective first pipeline portions and the second pipeline portions respectively, first pipeline portions of described vapor line 50 and the first pipeline portions of described condensate line 60 are connected respectively to described vapor heat exchanger 20, and the first pipeline portions of the first pipeline portions of described vapor line 50 at least partially and described condensate line 60 is at least partially arranged on the same plane perpendicular to described mounting platform.
In the preferred embodiment, heat steam is sent in vapor heat exchanger 20 and carries out heat exchange by vapor line 50, and the water that condensate line 60 is condensed into after steam is carried out heat exchange sends vapor heat exchanger 20.
It should be noted that, be divided into the first pipeline portions and the second pipeline portions for convenience of description and by vapor line 50 and condensate line 60 herein, vapor line 50 and condensate line 60 are continuous print pipeline, this first pipeline portions and the second pipeline portions might not be two pipeline portions having clear boundary, and the relative position just connected according to it roughly divides.This steam pipework 50 refers to its side be connected with vapor heat exchanger 20 with the first pipeline portions of condensate line 60, second pipeline portions of vapor line 50 and condensate line 60 then refers to the opposite side away from vapor heat exchanger 20, particularly, second pipeline portions of this vapor line 50 is connected with steam generator, and the second pipeline portions of condensate line 60 is connected with water collecting device.In addition, the second pipeline portions of this vapor line 50 end and the end of the second pipeline portions of condensate line 60 can be provided with adpting flange, thus be convenient to the dismounting between the pipeline of steam heat-exchanger rig and other devices outside.
In order to make the layout of the steam heat exchanging pipe on mounting platform compacter, near vapor heat exchanger 20, first pipeline portions of vapor line 50 at least partially with on the same plane being arranged on perpendicular to mounting platform at least partially of the first pipeline portions of condensate line 60, thus improve the utilization rate in space, make the operating space of operating personnel larger.Further, the first pipeline portions of first pipeline portions of this described vapor line 50 at least partially and described condensate line 60 at least partially is preferably arranged in the space of the below of vapor heat exchanger 20, thus has saved space further.
More preferably, described vapor heat exchanger 20 is supported on described mounting platform by heat exchanger supporting leg, and the first pipeline portions of described vapor line 50 and the first pipeline portions of described condensate line 60 are all supported on described heat exchanger supporting leg.
In the preferred embodiment, utilize the heat exchanger supporting leg of vapor heat exchanger 20 to come to support the first pipeline portions of vapor line 50 and the first pipeline portions of condensate line 60 simultaneously, namely two differing heights on heat exchanger supporting leg arrange bracing frame, first pipeline portions of vapor line 50 and the first pipeline portions of condensate line 60 are all supported on this bracing frame, thus the support utilizing heat exchanger supporting leg simultaneously to realize vapor heat exchanger 20, vapor line 50 and condensate line 60.Like this, the first pipeline portions of the first pipeline portions of steam pipework 50 and condensate line 60 is made all to be arranged on the below of vapor heat exchanger 20 along the heat exchanger supporting leg of vapor heat exchanger 20 on the one hand, save the support member of pipeline on the other hand, and also a saving the installing space of the support member of pipeline.
It should be noted that, the connector of the first pipeline portions of this vapor line 50 and the first pipeline portions of condensate line 60 and vapor heat exchanger 20 is preferably and arranges symmetrically up and down along the direction perpendicular to mounting platform, and the first pipeline portions of the first pipeline portions of this vapor line 50 and condensate line 60 can arrange bent tube section as required and suitably, thus make the first pipeline portions of the first pipeline portions of described vapor line 50 at least partially and described condensate line 60 at least partially be arranged on the same plane perpendicular to described mounting platform, and the first pipeline portions of first pipeline portions of this described vapor line 50 at least partially and described condensate line 60 is at least partially arranged in parallel to each other.
In addition, because the second pipeline portions of vapor line 50 and the second pipeline portions of condensate line 60 are away from vapor heat exchanger 20, therefore preferably, second pipeline portions of described vapor line 50 and the second pipeline portions of described condensate line 60 be arranged on be parallel to described mounting platform same plane on, and the second pipeline portions of the second pipeline portions of this vapor line 50 and condensate line 60 preferably be arranged in parallel, thus guarantee that pipeline is convenient to safeguard while guarantee pipeline compact Layout.
In addition, in order to regulate accordingly the steam stream in vapor line 50 and the condensation flow in condensate line 60, preferably, described vapor line 50 is provided with reforming regulating valve group 51, and this reforming regulating valve group 51 carrys out the temperature of medium in control medium export pipeline 40 by controlling steam air inflow.Preferably, described condensate line 60 is provided with condensed water drain valve group 61.More preferably, this reforming regulating valve group 51 is arranged on the first pipeline portions of vapor line 50, and this condensed water drain valve group 61 is arranged on the first pipeline portions of condensate line 60.
Below preferred embodiment of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.