CN217210472U - Power plant heat exchanger - Google Patents
Power plant heat exchanger Download PDFInfo
- Publication number
- CN217210472U CN217210472U CN202123286863.4U CN202123286863U CN217210472U CN 217210472 U CN217210472 U CN 217210472U CN 202123286863 U CN202123286863 U CN 202123286863U CN 217210472 U CN217210472 U CN 217210472U
- Authority
- CN
- China
- Prior art keywords
- plate
- heat exchange
- exchange coil
- heat exchanger
- power plant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 7
- 239000002826 coolant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a heat exchanger of a power plant, which comprises a heat exchanger component and a heat exchange tube component, and relates to the technical field of heat exchangers, wherein a tightening plate can be separated by a buffer spring in a self-adaptive pitch way, so that the tightening plate can be tightened on the surface of a heat exchange coil pipe, when the heat exchange coil pipe needs to be replaced or maintained, an operator can directly open a sealing cover plate and lift a transverse plate upwards, at the moment, a positioning rod drives the heat exchange coil pipe to be synchronously lifted and separated from an inner cavity of a shell, the heat exchange coil pipe is convenient for the operator to replace and maintain, the heat exchange coil pipe is formed by connecting a middle conveying straight tube with bent tubes at two ends, the first flange plate and the second flange plate at one side are jointed when the heat exchange coil pipe is connected, when the heat exchange coil pipe needs to be maintained and replaced, the first flange plate and the second flange plate only need to be disassembled, so that the conveying straight tube is separated from the bent tubes, the operator can take out and replace the part needing to be maintained.
Description
Technical Field
The utility model relates to a heat exchanger technical field, especially a heat exchanger of power plant.
Background
The heat exchanger is exactly the partial heat with the hot-fluid, transmit the equipment for the cold fluid, the heat exchanger normally cools off the heat transfer through inside heat exchange tube, when the heat exchange tube damages the needs maintenance, because be welded between most of casings and the heat exchange tube, so be not convenient for dismantle the heat exchange tube, even open the casing, be not convenient for take out the heat exchange tube yet, when the heat exchange tube only has partial position to damage simultaneously, because the heat exchange tube formula is as an organic whole, if need change the position of damage, then can change whole heat exchange tube usually, waste more resource, increase cost of maintenance.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing power plant heat exchangers.
Therefore, the utility model aims to solve the problem how to provide a power plant's heat exchanger.
In order to solve the technical problem, the utility model provides a following technical scheme: a power plant heat exchanger is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the heat exchanger assembly comprises a shell, a sealing cover plate, an air inlet, an air outlet and an electromagnetic valve, wherein the sealing cover plate is installed at the upper end of the shell, the air inlet is formed in the upper end of the sealing cover plate, the air outlet is formed in the bottom end of the shell, and the electromagnetic valve is arranged on the air inlet and the air outlet;
the heat exchange tube assembly comprises a supporting piece, a heat exchange coil, a medium inlet and a medium outlet, wherein the supporting piece is arranged in an inner cavity of the shell, the heat exchange coil is placed on the front face of the supporting piece, the medium inlet is connected to one side of the upper end of the heat exchange coil, and the medium outlet is connected to one side of the lower end of the heat exchange coil.
Based on the technical characteristics: when gas needs to enter the internal heat exchange of the shell, the electromagnetic valve can be opened, so that the gas enters through the gas inlet, and is discharged through the gas outlet after the gas is cooled through heat exchange, and the cooling medium enters the inner cavity of the heat exchange coil through the medium inlet.
As a preferred scheme of a power plant's heat exchanger, wherein: the shell comprises limiting plates welded on two sides of the upper end of the shell, a splitter plate is mounted at the lower end of an inner cavity of the shell, and a positioning sleeve is further arranged at the upper end of the splitter plate.
Based on the technical characteristics: when gas cooling needs to be discharged, can outwards discharge through the flow distribution plate reposition of redundant personnel, and limiting plate and position sleeve can carry out spacingly to support piece.
As a preferred scheme of a power plant's heat exchanger, wherein: the support piece comprises a transverse plate installed at the top end of the support piece, and a positioning rod is further welded at the lower end of the middle of the transverse plate.
As a preferred scheme of a power plant's heat exchanger, wherein: the diaphragm is located the upper end of limiting plate, and the locating lever runs through the upper end of position sleeve.
Based on the technical characteristics: when needing to be changed or the maintenance heat exchange coil, operating personnel can directly open sealed apron, upwards mention the diaphragm, at this moment the locating lever will drive the heat exchange coil and rise the inner chamber that breaks away from the shell in step, the operating personnel of being convenient for change the maintenance, when the inner chamber of shell is put into heat exchange coil again to needs, operating personnel can insert the locating lever to the inner chamber of shell, at this moment the lower extreme of locating lever will insert the inner chamber of position sleeve and carry on spacingly, and the diaphragm also will cover the upper end at the limiting plate, make the locating lever can fix heat exchange coil at the inner chamber of shell, thereby be convenient for heat exchange coil carries out heat transfer treatment.
As a preferred scheme of a power plant's heat exchanger, wherein: the locating lever includes that its front sets up the layer board that the interval distance equals, and inner wall one side of layer board is connected with buffer spring to buffer spring's the other end still is installed and is supported tight board.
Based on the technical characteristics: heat exchange coil places and carries on spacingly in the upper end of layer board, supports tight board simultaneously and can separate through buffer spring self-adaptation pitch, makes to support tight board and can support tightly on heat exchange coil's surface, avoids heat exchange coil to place the back and produces and rock.
As a preferred scheme of a power plant's heat exchanger, wherein: the heat exchange coil comprises a conveying straight pipe placed at the upper end of the supporting plate, the two ends of the conveying straight pipe are connected with bent pipes, and the conveying straight pipe is connected with the bent pipes through fixing bolts.
Based on the technical characteristics: the heat exchange coil is formed by connecting a middle conveying straight pipe and bent pipes at two ends, and the heat exchange coil and the bent pipes are locked and fixed by using fixing bolts after the heat exchange coil and the bent pipes are connected.
As a preferred scheme of power plant's heat exchanger, wherein: the conveying straight pipe comprises a first flange plate welded at two ends of the conveying straight pipe, and a sealing gasket is arranged on one side of the first flange plate.
Based on the technical characteristics: the sealing gasket prevents the medium from leaking from the gap at the junction when flowing.
As a preferred scheme of a power plant's heat exchanger, wherein: the elbow comprises a second flange plate welded at one end of the elbow, a hollow inserting plate is arranged on the outer wall of one side of the second flange plate, and locking holes are formed in the first flange plate and the second flange plate.
As a preferred scheme of power plant's heat exchanger, wherein: the fixing bolt penetrates through the first flange plate and the second flange plate through the locking hole.
Based on the technical characteristics: carry the straight tube to laminate mutually with the second ring flange through the first ring flange of one side when being connected with the return bend at both ends, make the two locking hole align, the cavity picture peg of second ring flange one side also will insert first ring flange inboard spacing simultaneously, use fixing bolt locking after the two laminating to fix, when needs maintain the change to heat exchange coil part position, only need unpack apart first ring flange and second ring flange, make carry the straight tube and return bend separation can, operating personnel will need the position of maintenance take out the change can.
The utility model discloses beneficial effect does: the heat exchange coil is placed at the upper end of the supporting plate for limiting, meanwhile, the abutting plate can be separated in a self-adaptive pitch manner through the buffer spring, so that the abutting plate can abut against the surface of the heat exchange coil, the heat exchange coil is prevented from shaking after being placed, because the supporting plate is welded on the front side of the positioning rod, when the heat exchange coil needs to be replaced or maintained, an operator can directly open the sealing cover plate, the transverse plate is lifted upwards, the positioning rod drives the heat exchange coil to be synchronously lifted and separated from the inner cavity of the shell, the operator can replace and maintain the heat exchange coil conveniently, when the heat exchange coil needs to be replaced or maintained again in the inner cavity of the shell, the operator can insert the positioning rod into the inner cavity of the shell, the lower end of the positioning rod is inserted into the inner cavity of the positioning sleeve for limiting, the transverse plate also covers the upper end of the limiting plate, the positioning rod can fix the heat exchange coil in the inner cavity of the shell, and the heat exchange coil is convenient to carry out heat exchange treatment, the heat transfer coil pipe is formed by connecting a middle conveying straight pipe and bent pipes at two ends, the first flange plate and the second flange plate which are connected through one side are attached to each other, the locking holes of the first flange plate and the second flange plate are aligned, meanwhile, the hollow inserting plate on one side of the second flange plate is also inserted into the inner side of the first flange plate to be limited, the fixing bolt is used for locking and fixing after the two are attached to each other, a sealing gasket is arranged between the first flange plate and the second flange plate to prevent a medium from leaking when flowing, when the position of the heat transfer coil pipe is required to be maintained and replaced, the first flange plate and the second flange plate only need to be disassembled, the straight pipe and the bent pipes are separated, the part which needs to be maintained can be taken out and replaced by an operator, the cost is reduced simply and conveniently.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a diagram showing an internal structure of a heat exchanger of a power plant in example 1.
Fig. 2 is a cross-sectional view of a support for a power plant heat exchanger of examples 1 and 2.
FIG. 3 is an exploded view of a heat exchange coil of a power plant heat exchanger of example 3.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a heat exchanger assembly; 101. a housing; 101a, a limiting plate; 101b, a splitter plate; 101c, a positioning sleeve; 102. sealing the cover plate; 103. an air inlet; 104. an air outlet; 105. an electromagnetic valve; 200. a heat exchange tube assembly; 201. a support member; 201a, a transverse plate; 201b, a positioning rod; 201b-1, a supporting plate; 201b-2, a buffer spring; 201b-3, a pressing plate; 202. a heat exchange coil; 202a, conveying a straight pipe; 202a-1 and a first flange plate; 202a-2, a sealing gasket; 202b, bending a pipe; 202b-1 and a second flange plate; 202b-2, a hollow insert plate; 202b-3, locking holes; 202c, fixing bolts; 203. a media inlet; 204. a medium outlet.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, other ways of implementing the invention may be devised different from those described herein, and it will be apparent to those skilled in the art that the invention can be practiced without departing from the spirit and scope of the invention.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, for a first embodiment of the present invention, this embodiment provides a heat exchanger for a power plant, including a heat exchanger assembly 100, which includes a housing 101, a sealing cover plate 102, an air inlet 103, an air outlet 104 and a solenoid valve 105, wherein the sealing cover plate 102 is installed at the upper end of the housing 101, and the air inlet 103 is installed at the upper end of the sealing cover plate 102, and the air outlet 104 is installed at the bottom end of the housing 101, and the solenoid valve 105 is further installed on the air inlet 103 and the air outlet 104, when gas needs to enter the interior of the housing 101 for heat exchange, the solenoid valve 105 can be opened to allow the gas to enter through the air inlet 103, and then the gas is discharged through the air outlet 104 after the gas is cooled, the heat exchange tube assembly 200, which includes a support member 201, a heat exchange coil 202, a medium inlet 203 and a medium outlet 204, the support member 201 is disposed in the inner cavity of the housing 101, the heat exchange coil 202 is placed on the front side of the support member 201, and one side of the upper end of the heat exchange coil 202 is connected with a medium inlet 203, and one side of the lower end of the heat exchange coil 202 is further connected with a medium outlet 204, a cooling medium enters the inner cavity of the heat exchange coil 202 through the medium inlet 203, the shell 101 comprises a limiting plate 101a welded to both sides of the upper end of the shell, a flow distribution plate 101b is mounted at the lower end of the inner cavity of the shell 101, when gas cooling needs to be discharged, the cooling medium can be discharged outwards through flow distribution of the flow distribution plate 101b, a positioning sleeve 101c is further arranged at the upper end of the flow distribution plate 101b, the support member 201 comprises a transverse plate 201a mounted at the top end of the support member, a positioning rod 201b is further welded to the lower end of the middle of the transverse plate 201a, the transverse plate 201a is located at the upper end of the limiting plate 101a, and the positioning rod 201b penetrates through the upper end of the positioning sleeve 101 c.
Example 2
Referring to fig. 2, a second embodiment of the present invention is different from the first embodiment in that: the positioning rod 201b comprises a supporting plate 201b-1 with equal spacing distance arranged on the front surface of the positioning rod, a buffer spring 201b-2 is connected to one side of the inner wall of the supporting plate 201b-1, and a tight supporting plate 201b-3 is further installed at the other end of the buffer spring 201 b-2.
The heat exchange coil 202 is placed at the upper end of the supporting plate 201b-1 for limiting, and meanwhile, the abutting plate 201b-3 can be self-adaptive and separated in pitch through the buffer spring 201b-2, so that the abutting plate 201b-3 can abut against the surface of the heat exchange coil 202, and the heat exchange coil 202 is prevented from shaking after being placed.
Example 3
Referring to fig. 3, a third embodiment of the present invention is different from the first two embodiments: the heat exchange coil 202 comprises a delivery straight pipe 202a placed at the upper end of the supporting plate 201b-1, and the two ends of the delivery straight pipe 202a are connected with bent pipes 202b, and the delivery straight pipe 202a is connected with the bent pipe 202b by a fixing bolt 202c, the delivery straight pipe 202a includes a first flange plate 202a-1 welded at both ends thereof, and one side of the first flange 202a-1 is provided with a sealing gasket 202a-2, the elbow 202b comprises a second flange 202b-1 welded at one end thereof, and a hollow inserting plate 202b-2 is arranged on the outer wall of one side of the second flange plate 202b-1, and the first flange plate 202a-1 and the second flange plate 202b-1 are also provided with locking holes 202b-3, and the fixing bolt 202c penetrates through the first flange plate 202a-1 and the second flange plate 202b-1 through the locking holes 202 b-3.
The heat exchange coil 202 is formed by connecting a middle conveying straight pipe 202a and bent pipes 202b at two ends, when the two are connected, a first flange plate 202a-1 at one side is attached to a second flange plate 202b-1, so that locking holes 202b-3 of the two are aligned, meanwhile, a hollow inserting plate 202b-2 at one side of the second flange plate 202b-1 is inserted into the inner side of the first flange plate 202a-1 for limiting, when the two are attached, the two are locked and fixed by using a fixing bolt 202c, a sealing gasket 202a-2 is arranged between the first flange plate 202a-1 and the second flange plate 202b-1 to prevent a medium from leaking during flowing, when part of the heat exchange coil 202 needs to be maintained and replaced, only the first flange plate 202a-1 and the second flange plate 202b-1 need to be disassembled to separate the conveying straight pipe 202a from the bent pipes 202b, the operator can take out and replace the part needing to be maintained, and the method is simple, convenient and low in cost.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (9)
1. A power plant heat exchanger is characterized in that: comprises the steps of (a) preparing a substrate,
the heat exchanger assembly (100) comprises a shell (101), a sealing cover plate (102), an air inlet (103), an air outlet (104) and an electromagnetic valve (105), wherein the sealing cover plate (102) is installed at the upper end of the shell (101), the air inlet (103) is arranged at the upper end of the sealing cover plate (102), the air outlet (104) is arranged at the bottom end of the shell (101), and the electromagnetic valve (105) is further arranged on the air inlet (103) and the air outlet (104);
the heat exchange tube assembly (200) comprises a supporting piece (201), a heat exchange coil (202), a medium inlet (203) and a medium outlet (204), wherein the supporting piece (201) is arranged in an inner cavity of the shell (101), the heat exchange coil (202) is placed on the front face of the supporting piece (201), one side of the upper end of the heat exchange coil (202) is connected with the medium inlet (203), and one side of the lower end of the heat exchange coil (202) is further connected with the medium outlet (204).
2. A power plant heat exchanger as claimed in claim 1, wherein: the shell (101) comprises limiting plates (101a) welded to two sides of the upper end of the shell, a flow distribution plate (101b) is mounted at the lower end of an inner cavity of the shell (101), and a positioning sleeve (101c) is further arranged at the upper end of the flow distribution plate (101 b).
3. A power plant heat exchanger as claimed in claim 2, wherein: the supporting piece (201) comprises a transverse plate (201a) installed at the top end of the supporting piece, and a positioning rod (201b) is welded at the lower end of the middle of the transverse plate (201 a).
4. A power plant heat exchanger as claimed in claim 3, characterized in that: the transverse plate (201a) is positioned at the upper end of the limiting plate (101a), and the positioning rod (201b) penetrates through the upper end of the positioning sleeve (101 c).
5. A power plant heat exchanger according to any of claims 3-4, characterized in that: the positioning rod (201b) comprises a supporting plate (201b-1) with equal spacing distance arranged on the front surface of the positioning rod, one side of the inner wall of the supporting plate (201b-1) is connected with a buffer spring (201b-2), and the other end of the buffer spring (201b-2) is further provided with a propping plate (201 b-3).
6. A power plant heat exchanger as claimed in claim 5, wherein: the heat exchange coil (202) comprises a conveying straight pipe (202a) arranged at the upper end of the supporting plate (201b-1), the two ends of the conveying straight pipe (202a) are connected with bent pipes (202b), and the conveying straight pipe (202a) is connected with the bent pipes (202b) through fixing bolts (202 c).
7. A power plant heat exchanger as claimed in claim 6, wherein: the conveying straight pipe (202a) comprises a first flange plate (202a-1) welded at two ends, and a sealing gasket (202a-2) is arranged on one side of the first flange plate (202 a-1).
8. A power plant heat exchanger as claimed in claim 7, wherein: the elbow (202b) comprises a second flange plate (202b-1) with one end welded, a hollow inserting plate (202b-2) is arranged on the outer wall of one side of the second flange plate (202b-1), and locking holes (202b-3) are further formed in the first flange plate (202a-1) and the second flange plate (202 b-1).
9. A power plant heat exchanger as claimed in any one of claims 6 to 8, wherein: the fixing bolt (202c) penetrates through the first flange plate (202a-1) and the second flange plate (202b-1) through the locking hole (202 b-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286863.4U CN217210472U (en) | 2021-12-24 | 2021-12-24 | Power plant heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286863.4U CN217210472U (en) | 2021-12-24 | 2021-12-24 | Power plant heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217210472U true CN217210472U (en) | 2022-08-16 |
Family
ID=82785981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123286863.4U Expired - Fee Related CN217210472U (en) | 2021-12-24 | 2021-12-24 | Power plant heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217210472U (en) |
-
2021
- 2021-12-24 CN CN202123286863.4U patent/CN217210472U/en not_active Expired - Fee Related
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Legal Events
| 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: 20220816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |