CN117805010B - Cooling tower packing performance experiment detection device - Google Patents
Cooling tower packing performance experiment detection device Download PDFInfo
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- CN117805010B CN117805010B CN202410221525.1A CN202410221525A CN117805010B CN 117805010 B CN117805010 B CN 117805010B CN 202410221525 A CN202410221525 A CN 202410221525A CN 117805010 B CN117805010 B CN 117805010B
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- 238000001816 cooling Methods 0.000 title claims abstract description 92
- 238000001514 detection method Methods 0.000 title claims abstract description 85
- 238000002474 experimental method Methods 0.000 title claims abstract description 21
- 238000012856 packing Methods 0.000 title claims description 32
- 239000000945 filler Substances 0.000 claims abstract description 48
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 5
- 238000011056 performance test Methods 0.000 claims 1
- 230000001965 increasing effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 5
- 230000035882 stress Effects 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 description 6
- 239000003570 air Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
Abstract
The invention relates to the technical field of cooling tower equipment detection devices, in particular to a cooling tower filler performance experiment detection device, which comprises: a base; a detection frame is fixedly connected above the base, and a water storage tank is fixedly connected on the base; a stretching mechanism is arranged in the detection frame; an ozone generator is fixedly connected to the detection cover; the ozone generator generates ozone, oxidizes the cooling tower filler in the detection frame, and accelerates the progress of durability test; according to the invention, the ozone generator is arranged on the detection cover, so that the aging of the cooling tower filler in the durability experiment is accelerated, the experiment time is shortened, the experiment cost is reduced, and the mounting blocks, the clamping blocks and the extrusion blocks are arranged, so that the cooling tower filler is clamped by the clamping blocks which are uniformly arranged up and down, the area of the clamped part of the cooling tower filler is increased by the clamping blocks, and the situation that the cooling tower filler is damaged due to overlarge stress of the clamped part is difficult to occur in the pulling process.
Description
Technical Field
The invention relates to the technical field of cooling tower equipment detection devices, in particular to a cooling tower filler performance experiment detection device.
Background
A cooling tower is a device for reducing heat generated in an industrial process, which mainly transfers heat to air by contacting a hot fluid with ambient air using a heat transfer principle, thereby achieving a cooling purpose; cooling towers are typically comprised of a large enclosure, internal packing and fan systems; in the packing layer, the hot fluid transfers heat to the air through heat exchange transfer when contacting with the air, so that the temperature of the hot fluid is reduced;
The cooling tower filler is a structural material commonly used in cooling towers, is used for increasing the surface area of the cooling tower and enhancing the cooling effect, is formed by interconnecting thin sheets and is generally corrugated or wave-shaped, so that the contact area of air and water can be effectively increased, and the heat transfer and mass transfer effects are enhanced; the cooling tower packing needs to be subjected to a durability test to evaluate the durability of the packing;
when the durability test is carried out on the cooling tower filler, the cooling tower filler is generally placed in a hot water environment, soaked for a long time, stretched at the same time, and whether the cooling tower filler is cracked or not is observed, so that the durability of the cooling tower is detected; the detection process is time-consuming and therefore costly, resulting in limitations.
Therefore, we propose a cooling tower packing performance experiment detection device.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cooling tower packing performance experiment detection device, which overcomes the defects of the prior art and aims at solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a cooling tower packing performance experiment detection device comprises:
a base; a detection frame is fixedly connected above the base, and a water storage tank is fixedly connected on the base; the water storage tank is fixedly connected with a water pump and a heater; the detection frame is covered with a detection cover;
a stretching mechanism is arranged in the detection frame; the stretching mechanism clamps the cooling tower filler and stretches the cooling tower filler;
an ozone generator is fixedly connected to the detection cover; ozone is generated by the ozone generator, and the cooling tower filler in the detection frame is oxidized, so that the durability test progress is accelerated.
Preferably, the stretching mechanism comprises a mounting frame, a stretching electric push rod, a mounting block and a clamping block; the four mounting frames are fixedly connected to four sides of the detection frame; the stretching electric push rod is fixedly connected to the mounting frame; the four sides of the detection frame are in sliding connection with sliding blocks; the output end of the stretching electric push rod is fixedly connected with the sliding block; the four mounting blocks are positioned in the detection frame and are enclosed into a shape of a circle; the sliding block is fixedly connected with the mounting block;
The mounting block is provided with a telescopic plate; the telescopic plate is provided with a clamping frame; the clamping frames are arranged side by side, and the clamping frame groups are uniformly arranged at intervals up and down; the clamping frame is rotationally connected with the two clamping blocks through a torsion spring; the telescopic plate is provided with a clamping electric push rod; the output end of the clamping electric push rod is fixedly connected with an extrusion block; the extrusion block is positioned between the two clamping blocks on the same clamping frame.
Preferably, the mounting block is provided with a telescopic groove; a telescopic electric push rod is fixedly connected in the telescopic groove; and a tension sensor is fixedly connected between the output end of the telescopic electric push rod and the telescopic plate.
Through setting up ozone generator on detecting the lid for ageing of cooling tower packing when carrying out the durability experiment to shorten the experimental time, reduce experimental cost, set up installation piece, grip block and extrusion piece simultaneously, make the grip block that evenly sets up from top to bottom grasp cooling tower packing, the grip block makes the cooling tower packing by the area increase of grip part, thereby be difficult for appearing the cooling tower packing when the pulling by grip part atress too big and the circumstances of damage.
Preferably, the expansion plate is provided with an adjusting groove; an adjusting block is connected in the adjusting groove in an up-down sliding manner; the clamping frame is fixedly connected to the adjusting block; the telescopic plate is fixedly connected with an adjusting electric push rod; and the output end of the adjusting electric push rod is fixedly connected with the adjusting block.
Preferably, the base is provided with a communication groove, and the lower part of the base is symmetrically and fixedly connected with a transverse moving block; the two transverse moving blocks are connected with a longitudinal moving block in a sliding manner; the longitudinal moving block is connected with a fixed block in a sliding manner; the transverse moving block and the longitudinal moving block are fixedly connected with a moving motor; the output end of the mobile motor on the transverse moving block is fixedly connected with a screw rod which is in threaded fit with the longitudinal moving block; a moving motor on the longitudinal moving block is fixedly connected with a screw rod which is in threaded fit with the fixed block; the fixed block is fixedly connected with a lifting electric push rod, and the fixed block is connected with a detection block in a sliding manner; the detection block is fixedly connected with the output end of the lifting electric push rod; the detection block is fixedly connected with a camera; a bottom frame is fixedly connected below the base; the bottom frame covers the lifting electric push rod, the transverse moving block and the longitudinal moving block.
Preferably, two clamping blocks on the clamping frame are arranged in an arc shape on one side away from the side.
Preferably, the longitudinal moving block is provided in a concave shape.
Preferably, two clamping blocks on the clamping frame are obliquely arranged on one side, away from each other, of the clamping frame.
Through setting up transverse moving piece, longitudinal moving piece, fixed block and detection piece for when tensile cooling tower packs, can stretch into in the cooling tower packs, detect in the cooling tower packs, observe whether inside the cooling tower packs appears the crackle, make the detection to the cooling tower packs more accurate.
The invention has the beneficial effects that:
1. According to the invention, the ozone generator is arranged on the detection cover, so that the aging of the cooling tower filler in the process of long-term experiment is accelerated, the experiment time is shortened, the experiment cost is reduced, and the mounting blocks, the clamping blocks and the extrusion blocks are arranged, so that the cooling tower filler is clamped by the clamping blocks which are uniformly arranged up and down, the area of the clamped part of the cooling tower filler is increased by the clamping blocks, and the situation that the cooling tower filler is damaged due to overlarge stress of the clamped part is difficult to occur in the process of pulling.
2. According to the invention, the transverse moving block, the longitudinal moving block, the fixed block and the detection block are arranged, so that the cooling tower filler can stretch into the cooling tower filler when being stretched, the cooling tower filler is detected, whether cracks appear in the cooling tower filler is observed, and the cooling tower filler is detected more accurately.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the lateral moving block, the longitudinal moving block, the fixed block and the detecting block after the bottom frame is removed;
FIG. 3 is a schematic view of the structure of the mounting block, clamping block and extrusion block of the inspection frame of the present invention in partial cross-section;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is an enlarged view at B in FIG. 3;
FIG. 6 is a cross-sectional view of the mounting block, expansion plate, clamping frame and clamping block from the cross-sectional view at C-C of FIG. 4;
Fig. 7 is an enlarged view of D in fig. 6.
In the figure: 1. a base; 11. a detection frame; 12. a water storage tank; 13. a water pump; 14. a heater; 15. a detection cover; 16. an ozone generator; 21. a mounting frame; 22. stretching the electric push rod; 23. a mounting block; 24. a clamping block; 25. a sliding block; 3. a telescoping plate; 31. a clamping frame; 32. clamping the electric push rod; 33. extruding a block; 4. a telescopic slot; 41. a telescopic electric push rod; 42. a tension sensor; 5. an adjustment tank; 51. an adjusting block; 52. adjusting the electric push rod; 6. a communication groove; 61. a lateral moving block; 62. a longitudinal moving block; 63. a fixed block; 64. a moving motor; 65. lifting the electric push rod; 66. a detection block; 67. a bottom frame.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: referring to fig. 1 of the specification, a cooling tower packing performance experiment detection apparatus includes:
A base 1; a detection frame 11 is fixedly connected above the base 1, and a water storage tank 12 is fixedly connected on the base 1; the water storage tank 12 is fixedly connected with a water pump 13 and a heater 14; the detection frame 11 is covered with a detection cover 15;
a stretching mechanism is arranged in the detection frame 11; the stretching mechanism clamps the cooling tower filler and stretches the cooling tower filler;
the detection cover 15 is fixedly connected with an ozone generator 16; ozone generator 16 generates ozone, oxidizes the cooling tower packing in detection frame 11, and accelerates the progress of durability test.
Referring to fig. 3, 4, 5, 6 and 7 of the drawings, in the present invention, the stretching mechanism includes a mounting frame 21, a stretching electric push rod 22, a mounting block 23 and a clamping block 24; the four mounting frames 21 are fixedly connected to the four sides of the detection frame 11; the stretching electric push rod 22 is fixedly connected to the mounting frame 21; the four sides of the detection frame 11 are connected with a sliding block 25 in a sliding way; the output end of the stretching electric push rod 22 is fixedly connected with a sliding block 25; four mounting blocks 23 are positioned in the detection frame 11 and are enclosed into a shape of a circle; the sliding block 25 is fixedly connected with the mounting block 23;
The mounting block 23 is provided with a telescopic plate 3; the telescopic plate 3 is provided with a clamping frame 31; the clamping frames 31 are arranged side by side, and the clamping frames 31 are uniformly arranged at intervals up and down; the clamping frame 31 is rotationally connected with the two clamping blocks 24 through torsion springs; the telescopic plate 3 is provided with a clamping electric push rod 32; the output end of the clamping electric push rod 32 is fixedly connected with an extrusion block 33; the squeeze blocks 33 are located between two clamp blocks 24 on the same clamp frame 31.
In the invention, the mounting block 23 is provided with a telescopic groove 4; a telescopic electric push rod 41 is fixedly connected in the telescopic groove 4; a tension sensor 42 is fixedly connected between the output end of the telescopic electric push rod 41 and the telescopic plate 3.
In the invention, a worker places cooling tower packing in a detection frame 11, four mounting blocks 23 are positioned on four sides of the cooling tower packing, then the worker covers a detection cover 15 on the detection frame 11, a water pump 13 operates to pump water in a water storage tank 12 into the detection frame 11 for circulation, and a heater 14 heats the water pumped into the detection frame 11 to detect the durability of the cooling tower packing; in the process, the ozone generator 16 on the detection cover 15 generates ozone, the ozone enters the detection frame 11 and has oxidizing property after being dissolved in water, and the cooling tower filler is oxidized, so that the aging of the cooling tower filler is accelerated, and the detection progress is accelerated;
At the same time of the durability detection, the telescopic electric push rod 41 pushes the telescopic plate 3, so that the telescopic plate 3 is in contact with the cooling tower packing and the clamping blocks 24 on the telescopic plate 3 extend into the gap of the cooling tower packing, then the electric push rod 32 is clamped to pull the extrusion block 33, so that the extrusion block 33 pushes the two clamping blocks 24 between the two clamping blocks 24, the two clamping blocks 24 on the clamping frame 31 rotate in the direction away from each other, the clamping blocks 24 on the upper side of the mounting frame 21 clamp the cooling tower packing together with the clamping blocks 24 on the lower side of the mounting frame 21 adjacent to the upper side, the clamping blocks 24 on the lower side of the mounting frame 21 clamp the cooling tower packing together with the clamping blocks 24 on the lower side of the mounting frame 21 adjacent to the lower side, then the electric push rod 22 is pulled to pull the sliding block 25 and the mounting block 23 backwards, so that the clamping blocks 24 pull the cooling tower packing is pulled to carry out the tensile test, and the tensile force sensor 42 detects the tensile force value;
In the invention, the telescopic plate 3 can carry the clamping block 24 to carry out telescopic movement on the mounting block 23, so that the clamping block 24 can be received in the mounting block 23, and the clamping block 24 can not block the cooling tower filler when the cooling tower filler is placed in the detection frame 11;
According to the invention, the ozone generator 16 is arranged on the detection cover 15, so that the aging of the cooling tower filler in the durability experiment is accelerated, the experiment time is shortened, the experiment cost is reduced, and the mounting block 23, the clamping block 24 and the extrusion block 33 are arranged, so that the cooling tower filler is clamped by the clamping blocks 24 which are uniformly arranged up and down, the area of the clamped part of the cooling tower filler is increased by the clamping blocks 24, and the situation that the cooling tower filler is damaged due to overlarge stress of the clamped part is not easy to occur in the pulling process.
Embodiment two: on the basis of the first embodiment, in the invention, an adjusting groove 5 is formed on the expansion plate 3; an adjusting block 51 is connected in the adjusting groove 5 in a vertically sliding manner; the clamping frame 31 is fixedly connected to the adjusting block 51; the expansion plate 3 is fixedly connected with an adjusting electric push rod 52; the output end of the adjusting electric push rod 52 is fixedly connected with the adjusting block 51.
Referring to fig. 2 of the specification, in the invention, a communication groove 6 is formed on a base 1, and a transverse moving block 61 is symmetrically and fixedly connected below the base 1; the two transverse moving blocks 61 are connected with a longitudinal moving block 62 in a sliding manner; the longitudinal moving block 62 is connected with a fixed block 63 in a sliding way; the transverse moving block 61 and the longitudinal moving block 62 are fixedly connected with a moving motor 64; the output end of a moving motor 64 on the transverse moving block 61 is fixedly connected with a screw rod which is in threaded fit with the longitudinal moving block 62; a moving motor 64 on the longitudinal moving block 62 is fixedly connected with a screw rod which is in threaded fit with the fixed block 63; the fixed block 63 is fixedly connected with a lifting electric push rod 65, and the fixed block 63 is slidably connected with a detection block 66; the detection block 66 is fixedly connected with the output end of the lifting electric push rod 65; the detection block 66 is fixedly connected with a camera; a bottom frame 67 is fixedly connected below the base 1; the bottom frame 67 houses the lifting electric push rod 65, the lateral movement block 61, and the longitudinal movement block 62.
In the present invention, the two holding blocks 24 on the holding frame 31 are arranged in an arc shape on the side away from each other.
In the present invention, the longitudinal moving block 62 is provided in a concave shape.
In the present invention, two clamping blocks 24 on the clamping frame 31 are arranged obliquely on the side far away from each other.
In the invention, the up-down position of the clamping block 24 can be adjusted by adjusting the electric push rod 52 to move the adjusting block 51 up and down, so that the up-down position of the clamping block 24 can be adjusted according to the cooling tower filling material, and the application range of the invention is increased;
In the invention, a moving motor 64 on a transverse moving block 61 rotates, a screw rod drives a longitudinal moving block 62, a fixed block 63 and a detecting block 66 to move, and the moving motor 64 on the longitudinal moving block 62 rotates to drive the fixed block 63 and the detecting block 66 to move; when the clamping block 24 clamps the cooling tower filler for tensile test, the fixed block 63 moves with the detection block 66, then the lifting electric push rod 65 pushes the detection block 66 to move upwards, the detection block passes through the communication groove 6 and enters into the gap of the cooling tower filler, the camera on the detection block 66 detects the condition in the cooling tower filler, after one gap detection is completed, the detection block 66 moves downwards, the cooling tower filler is extracted, and then the fixed block 63 moves to the position below the rest gap positions on the cooling tower filler again with the detection block 66, so that the detection is performed again until the gap of the cooling tower filler is completely detected;
In the invention, the clamping blocks 24 are arranged in an arc shape, so that the shape of the clamping blocks 24 is attached to the corrugated cooling tower packing, the clamping blocks 24 are obliquely arranged, and when two clamping blocks 24 rotate and clamp the cooling tower packing together with the clamping blocks 24 on the adjacent mounting frames 21, the arc-shaped side surfaces of the clamping blocks 24 are in a horizontal state, so that clamping ground is firmer; in the present invention, the longitudinal moving block 62 is provided in a concave shape, so that the fixed block 63 and the detecting block 66 do not come into contact with the communicating groove 6 when the longitudinal moving block 62 moves with the fixed block 63 and the detecting block 66;
according to the invention, by arranging the transverse moving block 61, the longitudinal moving block 62, the fixed block 63 and the detection block 66, when the cooling tower filler is stretched, the cooling tower filler can be stretched into the cooling tower filler to detect the cooling tower filler, and whether cracks appear in the cooling tower filler is observed, so that the cooling tower filler is detected more accurately.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims; the scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A cooling tower packing performance experiment detection device is characterized in that: comprising the following steps:
a base (1); a detection frame (11) is fixedly connected above the base (1), and a water storage tank (12) is fixedly connected on the base (1); the water storage tank (12) is fixedly connected with a water pump (13) and a heater (14); a detection cover (15) is covered on the detection frame (11);
A stretching mechanism is arranged in the detection frame (11); the stretching mechanism clamps the cooling tower filler and stretches the cooling tower filler;
An ozone generator (16) is fixedly connected to the detection cover (15); the ozone generator (16) generates ozone, oxidizes cooling tower filler in the detection frame (11) and accelerates the durability test progress;
The stretching mechanism comprises a mounting frame (21), a stretching electric push rod (22), a mounting block (23) and a clamping block (24); the four mounting frames (21) are fixedly connected to four sides of the detection frame (11); the stretching electric push rod (22) is fixedly connected to the mounting frame (21); the four sides of the detection frame (11) are in sliding connection with a sliding block (25); the output end of the stretching electric push rod (22) is fixedly connected with the sliding block (25); the four mounting blocks (23) are positioned in the detection frame (11) and are enclosed into a shape of a circle; the sliding block (25) is fixedly connected with the mounting block (23);
The mounting block (23) is provided with a telescopic plate (3); a clamping frame (31) is arranged on the expansion plate (3); the clamping frames (31) are arranged side by side, and the clamping frames (31) are uniformly arranged at intervals up and down; the clamping frame (31) is rotationally connected with the two clamping blocks (24) through torsion springs; the telescopic plate (3) is provided with a clamping electric push rod (32); an extrusion block (33) is fixedly connected to the output end of the clamping electric push rod (32); the extrusion block (33) is positioned between the two clamping blocks (24) on the same clamping frame (31).
2. The cooling tower packing performance experiment detection apparatus according to claim 1, wherein: the mounting block (23) is provided with a telescopic groove (4); a telescopic electric push rod (41) is fixedly connected in the telescopic groove (4); a tension sensor (42) is fixedly connected between the output end of the telescopic electric push rod (41) and the telescopic plate (3).
3. The cooling tower packing performance experiment detection apparatus according to claim 2, wherein: an adjusting groove (5) is formed in the telescopic plate (3); an adjusting block (51) is connected in the adjusting groove (5) in an up-down sliding manner; the clamping frame (31) is fixedly connected to the adjusting block (51); an adjusting electric push rod (52) is fixedly connected to the expansion plate (3); the output end of the adjusting electric push rod (52) is fixedly connected with the adjusting block (51).
4. A cooling tower packing performance test apparatus according to claim 3, wherein: a communication groove (6) is formed in the base (1), and transverse moving blocks (61) are symmetrically and fixedly connected below the base (1); the two transverse moving blocks (61) are connected with a longitudinal moving block (62) in a sliding manner; the longitudinal moving block (62) is connected with a fixed block (63) in a sliding way; the transverse moving block (61) and the longitudinal moving block (62) are fixedly connected with a moving motor (64); the output end of the moving motor (64) on the transverse moving block (61) is fixedly connected with a screw rod which is in threaded fit with the longitudinal moving block (62); a moving motor (64) on the longitudinal moving block (62) is fixedly connected with a screw rod which is in threaded fit with the fixed block (63); the fixed block (63) is fixedly connected with a lifting electric push rod (65), and the fixed block (63) is connected with a detection block (66) in a sliding manner; the detection block (66) is fixedly connected with the output end of the lifting electric push rod (65); the detection block (66) is fixedly connected with a camera; a bottom frame (67) is fixedly connected below the base (1); the bottom frame (67) covers the lifting electric push rod (65), the transverse moving block (61) and the longitudinal moving block (62).
5. The experimental detection device for the packing performance of the cooling tower according to claim 4, wherein: two clamping blocks (24) on the clamping frame (31) are arranged in an arc shape on the side far away from each other.
6. The experimental detection device for the packing performance of the cooling tower according to claim 5, wherein: the longitudinal moving block (62) is provided in a concave shape.
7. The experimental detection device for the packing performance of the cooling tower according to claim 6, wherein: two clamping blocks (24) on the clamping frame (31) are obliquely arranged on one side away from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410221525.1A CN117805010B (en) | 2024-02-28 | Cooling tower packing performance experiment detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410221525.1A CN117805010B (en) | 2024-02-28 | Cooling tower packing performance experiment detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117805010A CN117805010A (en) | 2024-04-02 |
| CN117805010B true CN117805010B (en) | 2024-05-31 |
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