CN220104438U - Air pressure test platform for heat exchange plate - Google Patents
Air pressure test platform for heat exchange plate Download PDFInfo
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- CN220104438U CN220104438U CN202321386473.0U CN202321386473U CN220104438U CN 220104438 U CN220104438 U CN 220104438U CN 202321386473 U CN202321386473 U CN 202321386473U CN 220104438 U CN220104438 U CN 220104438U
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- sealing
- heat exchange
- exchange plate
- air pressure
- sealing part
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 81
- 238000001514 detection method Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
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- 238000007689 inspection Methods 0.000 abstract description 8
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- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a heat exchange plate air pressure test platform, which comprises: the heat exchange plate comprises a workpiece table, a first sealing part, a second sealing part, a detection part and a pressurizing part, wherein the first sealing part is arranged on one side of the workpiece table, the second sealing part is arranged on the other side of the workpiece table, the first sealing part and the second sealing part are symmetrically arranged, and the detection part and the pressurizing part penetrate through the second sealing part to be communicated with the inside of the heat exchange plate. The utility model has the beneficial effects of reasonable structure, accurate inspection, efficiency improvement and labor intensity reduction of inspection staff.
Description
Technical Field
The utility model relates to the field of chemical equipment, in particular to a heat exchange plate air pressure test platform.
Background
Glass lining equipment is widely applicable to reactions, evaporation, concentration, synthesis, extraction, polymerization, saponification, mineralization, chlorination, nitration and the like in industrial production and scientific research of chemical industry, medicine, dye, pesticide, organic synthesis, petroleum, food manufacturing, national defense industry and the like, so as to replace expensive stainless steel and nonferrous metals. Corrosion resistance: has extremely strong corrosion resistance to various concentrations of inorganic acid, organic solvent, weak base and other mediums. But is not applicable to strong alkali, hydrofluoric acid, fluoride ion medium, phosphoric acid with the temperature of more than 180 ℃ and the concentration of more than 30%, and the like, and glass lining equipment mainly comprises a reaction tank, a storage tank, a distillation tank, a condenser and a connecting pipeline.
The plate heat exchanger is formed by assembling a plurality of heat exchange plates, the outer walls of the heat exchange plates are enamel, the inside of the plate heat exchanger is connected with hot water or cold water through a water inlet and a water outlet, and materials needing heat exchange and dissipation pass through the heat exchange plates. Because the outer wall of the heat exchange plate is enamel, the heat exchange plate can adapt to more types of materials needing heat dissipation.
As shown in fig. 1, for the structural schematic diagram of the disassembled enamel heat exchange plate, the holes in the middle of the heat exchange plate are convenient for installation and fixation and material passing, and the side edges are provided with symmetrically arranged water inlets and water outlets, so as to prevent the refrigerant from flowing out into a material area, some materials can undergo chemical reaction when encountering water, the lighter condition is that the concentration of the materials is reduced, and the serious condition is that the reaction causes production accidents. Therefore, pressure inspection of individual enamel heat exchanger plates is required before assembly of the produced enamel heat exchanger plates to prevent leakage of refrigerant. Since a high temperature environment is required in the enamel process, inspection is required after the enamel, and defective sealing is uniformly treated as waste.
The pressure inspection process for enamel heat exchange plates in the prior art is as follows: and blocking the water inlet and pressurizing the water outlet of the enamel heat exchange plate, putting the enamel heat exchange plate into water, observing whether bubbles overflow or not, and judging whether to seal or not. However, such a test method can only test a large gap, and the gas slowly overflows for a long time with respect to a small gap, so that the gap exists but cannot be tested by the prior art, and the potential hazard is caused by the expansion of the gap along with the use in a high-temperature and high-pressure environment for a long time. Meanwhile, in the prior art, as the weight of the heat exchange plate is large, two persons are lifted to enter the water for observation, the labor intensity of the inspector is increased, and further judgment on whether the air bubble overflows or not after the heat exchange plate is immersed in the water is relatively subjective, so that the inaccurate inspection result is easy to cause.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide the heat exchange plate air pressure test platform which is reasonable in structure, accurate in test, high in efficiency and low in labor intensity of test staff.
According to one aspect of the present utility model, there is provided a plate air pressure test platform comprising: the heat exchange plate comprises a workpiece table, a first sealing part, a second sealing part, a detection part and a pressurizing part, wherein the first sealing part is arranged on one side of the workpiece table, the second sealing part is arranged on the other side of the workpiece table, the first sealing part and the second sealing part are symmetrically arranged, and the detection part and the pressurizing part penetrate through the second sealing part to be communicated with the inside of the heat exchange plate. The heat exchange plates are blocked by the first sealing part and the second sealing part at the same time, so that the sealing in the heat exchange plates is ensured; the pressure part ensures certain pressure inside the heat exchange plate, and the monitoring part is used for detecting pressure change so as to judge whether the heat exchange plate is qualified in sealing.
In some embodiments, the workpiece stage comprises: base, work piece place the platform, first mounting bracket and second mounting bracket, the base is circular bucket form, and the work piece is placed the platform and is set up in the middle of the top of base, and the bilateral symmetry of work piece place the platform sets up first mounting bracket and second mounting bracket, and the base is placed the outside of platform and first mounting bracket and second mounting bracket and upwards is extended the baffle from the work piece and is placed around the platform. Prevent through base and baffle that the pressure from excessively causing gaseous quick overflow to cause the injury, place the position of platform be convenient for confirm the heat exchanger fin through the work piece, be convenient for make first sealing part and second sealing part accurate shutoff heat exchanger fin water inlet or delivery port simultaneously through first mounting bracket and second mounting bracket.
In some embodiments, the first seal portion comprises: the output end of the first driving piece is connected with the first sealing head, and the first driving piece drives the first sealing head to block the water inlet or the water outlet of the heat exchange plate. One of the water inlet or the water outlet of the heat exchange plate is blocked for sealing through the first sealing head.
In some embodiments, the second seal comprises: the output end of the second driving piece is connected with the second sealing head, the second driving piece drives the second sealing head to block the water inlet or the water outlet of the heat exchange plate, and the second sealing head is hollow and is communicated with the detection part and the pressurizing part. One of the water inlet or the water outlet of the heat exchange plate is plugged and sealed through the second sealing head, and then the hollow part of the second sealing head is used for pressurizing and detecting the internal pressure.
In some embodiments, the detection portion includes: the pressure sensor transmits signals to the controller, the controller is connected with the display and sends data signals to the display, and the pressure sensor is arranged in the second driving piece. The pressure sensor is used for monitoring the pressure change in the heat exchange plate, data of a plurality of time periods are fed back to the controller, the controller displays data signals on the display, and whether the heat exchange plate is sealed or not is judged according to the pressure change condition.
In some embodiments, the pressurizing part is a pipe connecting external compressed air and a solenoid valve provided on the pipe, and the pressurizing part communicates with the second driving member.
In some embodiments, the first and second driving members are hydraulic cylinders or cylinders and the first and second sealing heads are made of an elastic material. The sealing effect is ensured by using elastic materials.
Compared with the prior art, the utility model has the beneficial effects of reasonable structure, accurate inspection, efficiency improvement and labor intensity reduction of inspection staff. The heat exchange plates are blocked by the first sealing part and the second sealing part at the same time, so that the sealing in the heat exchange plates is ensured; ensuring a certain pressure in the heat exchange plate through the pressurizing part, and detecting the pressure change by the monitoring part to further judge whether the heat exchange plate is qualified in sealing; the base and the baffle plate prevent gas from overflowing rapidly to cause damage due to overlarge pressure, the workpiece placing table is convenient for determining the position of the heat exchange plate, and the first mounting frame and the second mounting frame are convenient for simultaneously and accurately plugging the water inlet or the water outlet of the heat exchange plate through the first sealing part and the second sealing part; the pressure sensor is used for monitoring the pressure change in the heat exchange plate, data of a plurality of time periods are fed back to the controller, the controller displays data signals on the display, and whether the heat exchange plate is sealed or not is judged according to the pressure change condition.
Drawings
FIG. 1 is a schematic view of a heat exchanger plate;
FIG. 2 is a schematic structural view of the air pressure test platform of the heat exchange plate of the utility model;
FIG. 3 is a top view of the plate air pressure testing platform of the present utility model;
FIG. 4 is a schematic view of the first driving member of the air pressure testing platform of the heat exchanger plate according to the present utility model;
FIG. 5 is a schematic diagram of a second driving member of the plate air pressure testing platform of the present utility model;
fig. 6 is a schematic structural view of a detecting portion of the heat exchanger plate air pressure test platform of the present utility model.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the utility model, and equivalent changes or substitutions of functions, methods or structures according to the embodiments by those skilled in the art are included in the scope of the present utility model.
In the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, may be in communication with each other between two elements, may be directly connected, or may be indirectly connected through an intermediate medium, and the specific meaning of the terms may be understood by those skilled in the art according to circumstances.
As shown in fig. 2 and 3, the heat exchanger plate air pressure test platform includes: the heat exchange plate comprises a workpiece table 1, a first sealing part 2, a second sealing part 3, a detecting part 4 and a pressurizing part 5, wherein the first sealing part 2 is arranged on one side of the workpiece table 1, the second sealing part 3 is arranged on the other side of the workpiece table 1, the first sealing part 2 and the second sealing part 3 are symmetrically arranged, and the detecting part 4 and the pressurizing part 5 penetrate through the second sealing part 3 to be communicated with the inside of the heat exchange plate. The heat exchange plates are simultaneously blocked by the first sealing part 2 and the second sealing part 3, so that the sealing in the heat exchange plates is ensured; the pressure part 5 ensures certain pressure inside the heat exchange plate, and the monitoring part is used for detecting pressure change so as to judge whether the heat exchange plate is qualified in sealing.
As shown in fig. 6, the detection unit 4 includes: the pressure sensor 41 transmits signals to the controller 42, the controller 42 is connected with the display 43 and sends data signals to the display 43, and the pressure sensor 41 is arranged in the second driving piece 31. The pressure sensor 41 is used for monitoring the pressure change in the heat exchange plate, data of a plurality of time periods are fed back to the controller 42, the controller 42 displays data signals on the display 43, and whether the heat exchange plate is sealed or not is judged according to the pressure change condition. In the specific detection process, the whole detection time is 30 minutes, the pressure sensor 41 samples pressure data in the heat exchange plates every 5 minutes, the sampled data are transmitted to the controller 42, and the controller 42 calculates the collected data, mainly the pressure change ratio in different time periods. The sampling value is a in the initial state, and the sampling values at intervals of 5 minutes are as follows in sequence: b. c, d, e, f, g, the actual calculated ratio is: b/a, c/a, d/a, e/a, f/a and g/a, optimally the ratio 1 indicates no change, and the test pressure is reduced by no more than five thousandths to throw out the positioning qualified products. Therefore, the quality of the product is ensured only by having accurate reference standards.
The work table 1 includes: base 11, work piece place the platform 12, first mounting bracket 13 and second mounting bracket 14, and base 11 is circular bucket form, and work piece place the platform 12 and set up in the middle of the top of base 11, and the bilateral symmetry of work piece place the platform 12 sets up first mounting bracket 13 and second mounting bracket 14, and baffle 15 is upwards extended from the outside of work piece place around the platform 12 and first mounting bracket 13 and second mounting bracket 14 to base 11. The base 11 and the baffle 15 are used for preventing gas from overflowing rapidly to cause damage due to overlarge pressure, the workpiece placement table 12 is used for conveniently determining the position of the heat exchange plate, and the first mounting frame 13 and the second mounting frame 14 are used for conveniently enabling the first sealing part 2 and the second sealing part 3 to accurately block the water inlet or the water outlet of the heat exchange plate. In the specific implementation process, the relation between the heights of the first mounting frame 13 and the second mounting frame 14 and the height of the workpiece placing table 12 needs to be considered, and the first sealing part 2 and the second sealing part 3 must be ensured to accurately block the water inlet or the water outlet of the heat exchange plate at the same time.
As shown in fig. 4, the first sealing portion 2 includes: the output end of the first driving piece 21 is connected with the first sealing head 22, and the first driving piece 21 drives the first sealing head 22 to block the water inlet or the water outlet of the heat exchange plate. One of the water inlet or the water outlet of the heat exchange plate is blocked for sealing by the first sealing head 22.
As shown in fig. 5, the second seal portion 3 includes: the output end of the second driving piece 31 is connected with the second sealing head 32, the second driving piece 31 drives the second sealing head 32 to block the water inlet or the water outlet of the heat exchange plate, and the second sealing head 32 is hollow and is communicated with the detection part 4 and the pressurizing part 5. One of the water inlet and the water outlet of the heat exchange plate is blocked and sealed through the second sealing head 32, and then the hollow part of the second sealing head 32 is pressurized and the internal pressure is detected.
The first driving member 21 and the second driving member 31 are hydraulic cylinders or air cylinders, and the first sealing head 22 and the second sealing head 32 are made of elastic materials. The sealing effect is ensured by using elastic materials. Since the test is required by using compressed air, the first driving member 21 and the second driving member 31 are preferably air cylinders.
The pressurizing portion 5 is a pipe 51 to which external compressed air is connected and a solenoid valve 52 provided on the pipe 51, and the pressurizing portion 5 communicates with the second driver 31. In particular, the solenoid valve 52 is also connected to the controller 42, and the controller 42 drives the solenoid valve 52 to open and close.
When the heat exchanger is specifically used, the controller 42 drives the electromagnetic valve 52 to open, after the pressure in the heat exchange plate reaches a preset value, the pressure sensor 41 feeds back signals to the controller 42, the electromagnetic valve 52 on the pipe wall of the controller 42 starts to feed back signals to the controller 42 from the pressure sensor 41, the pressure sensor 41 samples the pressure value every 5 minutes and feeds back data to the controller 42, the controller 42 calculates the initial proportion, a plurality of values are displayed on the display 43, and a inspector judges whether the heat exchange plate is qualified or not.
While only certain embodiments of the present utility model have been described, it will be apparent to those skilled in the art that other modifications and improvements can be made without departing from the inventive concept of the present utility model.
Claims (6)
1. Heat exchanger plate air pressure test platform, its characterized in that includes: the heat exchange device comprises a workpiece table, a first sealing part, a second sealing part, a detection part and a pressurizing part, wherein the first sealing part is arranged on one side of the workpiece table, the second sealing part is arranged on the other side of the workpiece table, the first sealing part and the second sealing part are symmetrically arranged, and the detection part and the pressurizing part penetrate through the second sealing part and are communicated with the inside of a heat exchange plate;
the workpiece stage includes: base, work piece place the platform, first mounting bracket and second mounting bracket, the base is circular bucket form, the work piece is placed the platform and is set up in the middle of the top of base, and the bilateral symmetry of work piece place the platform sets up first mounting bracket and second mounting bracket, the baffle is upwards extended from the outside of work piece place the platform all around and first mounting bracket and second mounting bracket to the base.
2. The heat exchanger plate air pressure test platform of claim 1, wherein the first sealing portion comprises: the output end of the first driving piece is connected with the first sealing head, and the first driving piece drives the first sealing head to block the water inlet or the water outlet of the heat exchange plate.
3. The heat exchanger plate air pressure test platform of claim 2, wherein the second sealing portion comprises: the output end of the second driving piece is connected with the second sealing head, the second driving piece drives the second sealing head to block the water inlet or the water outlet of the heat exchange plate, and the second sealing head is hollow and is communicated with the detection part and the pressurizing part.
4. A plate air pressure testing platform according to any one of claims 1-3, wherein said detection portion comprises: the pressure sensor transmits signals to the controller, the controller is connected with the display and sends data signals to the display, and the pressure sensor is arranged in the second driving piece.
5. A heat exchanger plate air pressure test platform according to any one of claims 1 to 3, wherein the pressurizing part is a pipe connected with external compressed air and an electromagnetic valve provided on the pipe, and the pressurizing part is communicated with the second driving member.
6. The plate air pressure test platform of claim 2, wherein the first and second driving members are hydraulic cylinders or air cylinders, and the first and second sealing heads are made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321386473.0U CN220104438U (en) | 2023-05-31 | 2023-05-31 | Air pressure test platform for heat exchange plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321386473.0U CN220104438U (en) | 2023-05-31 | 2023-05-31 | Air pressure test platform for heat exchange plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104438U true CN220104438U (en) | 2023-11-28 |
Family
ID=88841127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321386473.0U Active CN220104438U (en) | 2023-05-31 | 2023-05-31 | Air pressure test platform for heat exchange plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104438U (en) |
-
2023
- 2023-05-31 CN CN202321386473.0U patent/CN220104438U/en active Active
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