CN215178253U - Measuring device for temperature field of air-cooled condenser of power plant - Google Patents
Measuring device for temperature field of air-cooled condenser of power plant Download PDFInfo
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- CN215178253U CN215178253U CN202121388811.5U CN202121388811U CN215178253U CN 215178253 U CN215178253 U CN 215178253U CN 202121388811 U CN202121388811 U CN 202121388811U CN 215178253 U CN215178253 U CN 215178253U
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- 238000009434 installation Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 230000013011 mating Effects 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000007689 inspection Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of power plant air cooling condenser, concretely relates to a measuring device for power plant air cooling condenser temperature field, including heat exchange tube bundle and measuring installation component, measuring installation component includes two sets of installation V-shaped frames, two sets of inclined planes in the same direction of installation V-shaped frames symmetrically have vertical chutes, the center of vertical chute has a positioning hole at equal interval, vertical chute has a vertical slider in it, the center of vertical slider has a matching hole, the end of vertical slider is fixed with a connecting strip, the side of connecting strip is fixed with a connecting plate, the center of the side of connecting plate has a horizontal chute, the center of horizontal chute has a positioning hole at equal interval, horizontal slider slides in horizontal chute, the center of horizontal slider has a matching hole at two, the center of the end of horizontal slider has a temperature sensor, through the above method, the installation of temperature sensor can be carried out according to specific needs, the device is integrally installed at the lower part of the heat exchange tube bundle, so that the replacement and the maintenance are convenient.
Description
Technical Field
The utility model belongs to the technical field of power plant air cooling condenser, concretely relates to measuring device in power plant air cooling condenser temperature field.
Background
A power plant, also called a power station, is a plant that converts various primary energy sources stored in nature into electric energy. The steam turbine unit of power plant need in time cool off in the use, and the cooling system under the prior art mainly has two kinds: a wet cooling system, i.e., a water cooling system, and an air cooling system require a large amount of cooling water; the air cooling system is an air cooling system, and although the cooling capacity of the air cooling system is smaller than that of the wet cooling system, the water resource of the air cooling system is saved by more than 90% compared with that of the wet cooling system. In China, North China, northeast China and northwest China, coal resources are abundant, but water resources are very deficient, and the air cooling system is particularly suitable for the thermal generator set. The direct air-cooling condenser of the large-scale power station is mainly used for leading exhaust steam from a low-pressure cylinder of a steam turbine to the direct air-cooling condenser on an air-cooling platform outside a steam turbine room through 1 or 2 large steam exhaust pipelines, and performing heat exchange with cold air sent by an axial flow fan through a heat exchange tube bundle with fins to condense steam in the heat exchange tube bundle into water to enter a water collecting pipe and return the water to a boiler water supply system through a condensate pump.
SUMMERY OF THE UTILITY MODEL
When the air-cooled condenser runs in winter, the heat dissipation capacity of the heat exchange tube bundle is obviously enhanced compared with that in summer, and the phenomenon of freezing caused by supercooling is easy to occur. Particularly, as the load and the ambient temperature are reduced, a heat exchange tube bundle of an air cooling system is more easily supercooled and frozen, at present, inspection is mainly performed manually, the manual inspection is poor in working environment and high in labor intensity, most importantly, real-time online inspection cannot be performed through manual inspection, and operating personnel cannot adjust in real time according to the field conditions. The utility model provides a measuring device in power plant air cooling condenser temperature field can carry out the installation of thalposis ware according to concrete needs, and device integral erection is in the heat exchanger tube bank lower part, is convenient for change and overhauls.
The utility model provides a following technical scheme:
a measuring device for a temperature field of an air-cooled condenser of a power plant comprises a heat exchange tube bundle and a measuring and mounting assembly, wherein the measuring and mounting assembly comprises two groups of mounting V-shaped frames, two groups of inclined planes in the same direction of the mounting V-shaped frames are symmetrically provided with vertical sliding grooves, the centers of the vertical sliding grooves are provided with a number of positioning holes at equal intervals, the number of positioning holes penetrate through the side surfaces of the mounting V-shaped frames, vertical sliding blocks slide in the vertical sliding grooves, the centers of the vertical sliding blocks are provided with a number of matching holes, the insides of the number of matching holes and the number of positioning holes are in threaded connection with a number of bolts, the end parts of the vertical sliding blocks are fixed with connecting strips, connecting plates are fixed on the side surfaces of the connecting strips, horizontal sliding grooves are formed in the centers of the side surfaces of the connecting plates, the number of positioning holes are arranged at equal intervals in the centers of the horizontal sliding grooves, the number of positioning holes penetrate through the connecting strips, and horizontal sliding blocks are arranged in the horizontal sliding grooves, no. two mating holes have been seted up at horizontal slider center, No. two mating holes and No. two locating hole inside threaded connection have No. two bolts, the thalposis ware is installed at horizontal slider tip center.
The installation V-shaped frame is arranged in parallel with the inclined edge of the heat exchange tube bundle, and the top end of the installation V-shaped frame is slightly lower than the top end of the inner cavity of the heat exchange tube bundle.
The length of vertical spout slightly is less than the length of the interior hypotenuse of installation V type frame, vertical spout runs through installation V type frame bottom and sets up, vertical slider end face and vertical spout open face parallel and level, the length of vertical slider equals the distance between two sets of adjacent locating hole centers one number.
The side face of the connecting plate exceeds the side face of the installation V-shaped frame, the horizontal sliding groove is formed in the side face of the connecting plate exceeding the side face of the installation V-shaped frame, the horizontal sliding groove penetrates through two ends of the connecting plate and is arranged, the end face of the horizontal sliding block is parallel to the opening face of the horizontal sliding groove, and the length of the horizontal sliding block is equal to the distance between the centers of two adjacent two groups of second positioning holes.
The temperature sensor is characterized in that an adjusting screw cylinder is fixed at the center of the end part of the horizontal sliding block, an adjusting screw is connected with the inner thread of the adjusting screw cylinder, an installation plate is arranged at the end part of the adjusting screw in a rotating mode, and the temperature sensor is installed on the installation plate.
The temperature sensor is characterized in that positioning plates are fixed on two sides of the temperature sensor, and positioning bolts are matched with the positioning plates and the mounting plates in a threaded mode.
The V-shaped frame is characterized in that an auxiliary through hole is formed in the side face of the V-shaped frame, an auxiliary rod is inserted into the auxiliary through hole, auxiliary threads are formed in two ends of the side wall of the auxiliary rod, and auxiliary nuts are connected to the auxiliary threads in a threaded mode.
The utility model has the advantages that: the device is externally assembled with a measuring and mounting assembly, the temperature sensor is mounted on the mounting plate by utilizing the threaded fit of the positioning bolt and the positioning plate, meanwhile, the position of the temperature sensor is adjusted by utilizing the threaded fit of the adjusting screw rod and the adjusting screw cylinder, the temperature sensor is conveniently attached to the side surface of the heat exchange tube bundle, then, according to specific needs, a proper number of horizontal sliders provided with the temperature sensor are selected to slide into the horizontal chutes, a proper second positioning hole is selected according to the horizontal position to be measured, the horizontal sliders are fixed by utilizing the threaded fit of the second bolt, the second positioning hole and the second matching hole, then, the vertical sliders are slid into the vertical chutes, a proper first positioning hole is selected according to the vertical position to be measured, and the vertical sliders are fixed by utilizing the threaded fit of the first bolt, the first matching hole and the first positioning hole, thereby install connecting strip and connecting plate on two sets of installation V type framves, utilize the grafting cooperation of auxiliary rod and supplementary through-hole at last, link to each other two sets of installation V type framves, under the screw-thread fit of supplementary nut and supplementary screw thread, realize the fixed of auxiliary rod and two sets of installation V type framves, realize measuring the installation of installation component, place it in the heat exchanger tube bank lower part after accomplishing, carry out the temperature field and measure, can carry out the installation of temperature sensor according to concrete needs, device integral erection is in the heat exchanger tube bank lower part, be convenient for change and maintenance.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the measurement mounting assembly of the present invention;
FIG. 3 is a schematic view of the structure of the V-shaped mounting frame of the present invention;
FIG. 4 is an enlarged schematic view of part A of the present invention;
FIG. 5 is an enlarged schematic view of the part B of the present invention;
FIG. 6 is a schematic diagram of the structure of the connection plate of the present invention;
FIG. 7 is an enlarged schematic view of the section C of the present invention;
fig. 8 is a schematic view of the installation structure of the temperature sensor of the present invention.
In the figure: 1. a heat exchange tube bundle; 2. installing a V-shaped frame; 3. a vertical chute; 4. a first positioning hole; 5. a vertical slide block; 6. a first mating hole; 7. a first bolt; 8. a connecting strip; 9. a connecting plate; 10. a horizontal chute; 11. a second positioning hole; 12. a horizontal slider; 13. a second mating hole; 14. a second bolt; 15. adjusting the screw cylinder; 16. adjusting the screw rod; 17. mounting a plate; 18. positioning a plate; 19. a temperature sensor; 20. positioning the bolt; 21. an auxiliary through hole; 22. an auxiliary lever; 23. auxiliary threads; 24. and an auxiliary nut.
Detailed Description
Referring to fig. 1-8, the present invention provides the following technical solutions: a measuring device for a temperature field of an air-cooled condenser in a power plant comprises a heat exchange tube bundle 1 and a measuring and mounting assembly, wherein the measuring and mounting assembly comprises two groups of mounting V-shaped frames 2, two groups of inclined planes in the same direction of the mounting V-shaped frames 2 are symmetrically provided with vertical sliding grooves 3, the centers of the vertical sliding grooves 3 are equidistantly provided with a positioning hole 4, the positioning hole 4 penetrates through the side surface of the mounting V-shaped frame 2, a vertical sliding block 5 is arranged in the vertical sliding groove 3 in a sliding manner, the center of the vertical sliding block 5 is provided with a matching hole 6, the matching hole 6 and the positioning hole 4 are internally in threaded connection with a bolt 7, the end part of the vertical sliding block 5 is fixed with a connecting strip 8, the side surface of the connecting strip 8 is fixed with a connecting plate 9, the center of the side surface of the connecting plate 9 is provided with a horizontal sliding groove 10, and the center of the horizontal sliding groove 10 is equidistantly provided with a positioning hole 11, the second positioning hole 11 penetrates through the connecting strip 8, a horizontal sliding block 12 slides in the horizontal sliding groove 10, a second matching hole 13 is formed in the center of the horizontal sliding block 12, a second bolt 14 is in threaded connection with the inner portions of the second matching hole 13 and the second positioning hole 11, and a temperature sensor 19 is installed in the center of the end portion of the horizontal sliding block 12; when the temperature side surface is carried out, according to the position to be installed, the position of the vertical sliding block 5 is adjusted by utilizing the sliding fit of the vertical sliding block 5 and the vertical sliding chute 3, the height of the connecting strip 8 and the connecting plate 9 is adjusted by utilizing the threaded fit of the first bolt 7, the first matching hole 6 and the first positioning hole 4, then the position of the horizontal sliding block 12 is adjusted by utilizing the sliding fit of the horizontal sliding block 12 and the horizontal sliding chute 10, and the horizontal sliding block 12 is fixed by utilizing the threaded fit of the second bolt 14, the second matching hole 13 and the second positioning hole 11, so that the temperature sensor 19 on the horizontal sliding block 12 measures the position to be measured;
the bevel edge of the installation V-shaped frame 2 is parallel to the bevel edge of the heat exchange tube bundle 1, and the top end of the installation V-shaped frame 2 is slightly lower than the top end of the inner cavity of the heat exchange tube bundle 1; the bevel edges are arranged in parallel, so that the side surface of the V-shaped frame 2 is parallel to the side surface of the heat exchange tube bundle 1, and the temperature sensor 19 is convenient to attach to the side surface of the heat exchange tube bundle 1;
the length of the vertical sliding groove 3 is slightly smaller than that of an inner bevel edge of the installation V-shaped frame 2, the vertical sliding groove 3 penetrates through the bottom end of the installation V-shaped frame 2, the end face of the vertical sliding block 5 is flush with the opening face of the vertical sliding groove 3, and the length of the vertical sliding block 5 is equal to the distance between the centers of two adjacent first positioning holes 4; the vertical sliding grooves 3 are arranged in a penetrating mode, so that components formed by the two groups of vertical sliding blocks 5, the connecting strips 8 and the connecting plates 9 can be conveniently detached from the V-shaped mounting frame 2, and the assembly and the matching of the vertical sliding blocks and the V-shaped mounting frame 2 are realized;
the side surface of the connecting plate 9 is arranged to exceed the side surface of the mounting V-shaped frame 2, the horizontal sliding groove 10 is formed in the part, exceeding the side surface of the mounting V-shaped frame 2, of the connecting plate 9, the horizontal sliding groove 10 penetrates through two ends of the connecting plate 9, the end surface of the horizontal sliding block 12 is flush with the opening surface of the horizontal sliding groove 10, and the length of the horizontal sliding block 12 is equal to the distance between the centers of two adjacent second positioning holes 11; the horizontal sliding groove 10 is arranged in a penetrating manner, so that the internal horizontal sliding block 12 can be conveniently taken out from the connecting plate 9, and the assembly and the matching of the connecting plate 9 are realized;
an adjusting screw cylinder 15 is fixed at the center of the end part of the horizontal sliding block 12, an adjusting screw 16 is connected with the inner thread of the adjusting screw cylinder 15, an installation plate 17 is rotated at the end part of the adjusting screw 16, and a temperature sensor 19 is installed on the installation plate 17;
the temperature sensor 19 is a digital temperature sensor DS18B20, positioning plates 18 are fixed on two sides of the temperature sensor 19, and positioning bolts 20 are in threaded fit with the positioning plates 18 and the mounting plate 17; the temperature sensor 19 is convenient to mount and dismount by utilizing the threaded matching of the positioning bolt 20 and the positioning plate 18;
an auxiliary through hole 21 is formed in the side face of the mounting V-shaped frame 2, an auxiliary rod 22 is inserted into the auxiliary through hole 21, auxiliary threads 23 are formed at two ends of the side wall of the auxiliary rod 22, and auxiliary nuts 24 are connected to the auxiliary threads 23 in a threaded mode; the two groups of mounting V-shaped frames 2 are connected by the insertion fit of the auxiliary rod 22 and the auxiliary through hole 21, and the auxiliary rod 22 and the two groups of mounting V-shaped frames 2 are fixed under the thread fit of the auxiliary nut 24 and the auxiliary thread 23;
the utility model discloses a theory of operation and use flow:
when in use, firstly, the measuring and mounting assembly is assembled outside, the temperature sensor 19 is mounted on the mounting plate 17 by utilizing the threaded fit of the positioning bolt 20 and the positioning plate 18, meanwhile, the position of the temperature sensor 19 is adjusted by utilizing the threaded fit of the adjusting screw rod 16 and the adjusting screw cylinder 15, so that the temperature sensor 19 is convenient to be attached to the side surface of the heat exchange tube bundle 1, then, according to specific requirements, a proper number of horizontal sliding blocks 12 provided with the temperature sensor 19 are selected to slide into the horizontal sliding grooves 10, a proper number two positioning hole 11 is selected according to the horizontal position to be measured, the horizontal sliding blocks 12 are fixed by utilizing the threaded fit of a number two bolt 14, a number two positioning hole 11 and a number two matching hole 13, then, the vertical sliding blocks 5 are slid into the vertical sliding grooves 3, according to the vertical position to be measured, a proper number one positioning hole 4 is selected, and a number one bolt 7, a number one matching hole 6 and a number one positioning hole 4 are matched by utilizing the threaded fit of a number one bolt 7, fix vertical slider 5 to install connecting strip 8 and connecting plate 9 on two sets of installation V type frame 2, utilize the grafting cooperation of auxiliary rod 22 and supplementary through-hole 21 at last, link to each other two sets of installation V type frame 2, under the screw-thread fit of supplementary nut 24 and supplementary screw thread 23, realize the fixed of auxiliary rod 22 and two sets of installation V type frame 2, realize measuring the installation of installation component, place it in heat exchanger tube bundle 1 lower part after the completion, carry out the temperature field and measure.
Claims (7)
1. The utility model provides a measuring device of power plant air cooling condenser temperature field which characterized in that: the heat exchange tube bundle measuring and mounting device comprises a heat exchange tube bundle and a measuring and mounting assembly, wherein the measuring and mounting assembly comprises two groups of mounting V-shaped frames, two groups of inclined planes in the same direction of the mounting V-shaped frames are symmetrically provided with vertical sliding grooves, the centers of the vertical sliding grooves are equidistantly provided with a first positioning hole, the first positioning hole penetrates through the side surface of the mounting V-shaped frame, a vertical sliding block is arranged in the vertical sliding groove in a sliding manner, the center of the vertical sliding block is provided with a first matching hole, the insides of the first matching hole and the first positioning hole are in threaded connection with a first bolt, the end part of the vertical sliding block is fixedly provided with a connecting strip, the side surface of the connecting strip is fixedly provided with a connecting plate, the center of the side surface of the connecting plate is provided with a horizontal sliding groove, the centers of the horizontal sliding grooves are equidistantly provided with a second positioning hole, the second positioning hole penetrates through the connecting strip, a horizontal sliding block is arranged in the horizontal sliding groove, and the center of the horizontal sliding block is provided with a second matching hole, no. two bolts are connected with the inside screw thread of No. two mating holes and No. two locating holes, the thalposis ware is installed at horizontal slider tip center.
2. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 1, characterized in that: the bevel edge of the installation V-shaped frame and the bevel edge of the heat exchange tube bundle are arranged in parallel, and the top end of the installation V-shaped frame is slightly lower than the top end of the inner cavity of the heat exchange tube bundle.
3. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 2, characterized in that: the length of vertical spout slightly is less than the length of hypotenuse in the installation V type frame, vertical spout runs through installation V type frame bottom and sets up, vertical slider end face and vertical spout opening face parallel and level, the length of vertical slider equals the distance between two sets of locating hole centers that are adjacent No. one.
4. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 3, characterized in that: the connecting plate side surpasss installation V type frame side and sets up, horizontal spout is seted up and is surpassed installation V type frame side part at the connecting plate, horizontal spout runs through the connecting plate both ends and sets up, horizontal slider end face and horizontal spout open face parallel and level, the length of horizontal slider equals the distance between two sets of No. two adjacent locating hole centers.
5. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 4, characterized in that: horizontal slider tip center is fixed with the regulation spiral shell section of thick bamboo, regulation spiral shell section of thick bamboo female connection has adjusting screw, adjusting screw tip rotates there is the mounting panel, the thalposis ware is installed on the mounting panel.
6. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 1, characterized in that: the temperature sensor is characterized in that positioning plates are fixed on two sides of the temperature sensor, and positioning bolts are in threaded fit with the positioning plates and the mounting plate.
7. The device for measuring the temperature field of the air-cooled condenser of the power plant according to claim 1, characterized in that: the V-shaped frame is characterized in that an auxiliary through hole is formed in the side face of the V-shaped frame, an auxiliary rod is inserted into the auxiliary through hole, auxiliary threads are formed in two ends of the side wall of the auxiliary rod, and auxiliary nuts are connected to the auxiliary threads in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121388811.5U CN215178253U (en) | 2021-06-22 | 2021-06-22 | Measuring device for temperature field of air-cooled condenser of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121388811.5U CN215178253U (en) | 2021-06-22 | 2021-06-22 | Measuring device for temperature field of air-cooled condenser of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215178253U true CN215178253U (en) | 2021-12-14 |
Family
ID=79385517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121388811.5U Expired - Fee Related CN215178253U (en) | 2021-06-22 | 2021-06-22 | Measuring device for temperature field of air-cooled condenser of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215178253U (en) |
-
2021
- 2021-06-22 CN CN202121388811.5U patent/CN215178253U/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: 20211214 |