CN203572621U - Fixed vacuum pumping platform for plate pair leak detection for plate heat exchanger - Google Patents
Fixed vacuum pumping platform for plate pair leak detection for plate heat exchanger Download PDFInfo
- Publication number
- CN203572621U CN203572621U CN201320779805.1U CN201320779805U CN203572621U CN 203572621 U CN203572621 U CN 203572621U CN 201320779805 U CN201320779805 U CN 201320779805U CN 203572621 U CN203572621 U CN 203572621U
- Authority
- CN
- China
- Prior art keywords
- plate
- leak detection
- heat exchanger
- vacuum pumping
- closure plate
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000005086 pumping Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 235000019633 pungent taste Nutrition 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Abstract
The utility model relates to a plate pair leak detection device for a plate heat exchanger, and particularly to a fixed vacuum pumping platform for plate pair leak detection for a plate heat exchanger. The fixed vacuum pumping platform includes a pedestal, a pressing plate disposed on the upper end of the pedestal, and a pumping blocking plate with a sealing gasket and a sealing blocking plate with a sealing gasket which are arranged at the left side and the right side of the pedestal. The pumping blocking plate and the sealing blocking plate are arranged at positions corresponding to an entrance and exit position of a detected plate pair, and a pressing mechanism is disposed at an end of the pumping blocking plate or the sealing blocking plate, to tightly press the pumping blocking plate and the sealing blocking plate at the entrance and exit position of the detected plate pair. A large number of universal parts are used when the leak detection platform is manufactured, and the fixed vacuum pumping platform for plate pair leak detection for the plate heat exchanger is simple in structure, low in cost, high in benefit and easy to maintain.
Description
Technical field
The utility model relates to a kind of plate type heat exchanger plate to leak detection equipment, relates in particular to a kind of plate type heat exchanger plate to fixing vacuum pumping platform for leak detection.
Background technology
Existing plate-type heat exchanger plate is that ammonia oozes malleation detection method to detection mode, although this method can detect local leak source, because ammonia has the smell of pungency stench, can the burn mucous membrane of eyes, skin, respiratory apparatus, people sucks too much, can cause lung swelling, so that dead; And adopt ammonia to ooze leak detecting leak rate and can only detect 10
-4mbar l/s; The leak detection tool equipment complex structure of existing leak detection platform, profile heaviness, and leak detection platform must be according to the plate type heat exchanger of every less important detection with plate to again changing worktable and press plate mechanism, workload is large, complicated operation, work efficiency is not high, and leak detection cost is high.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, a kind of the simple and reasonable of negative pressure that utilize is provided, detection sensitivity is high, testing cost is little, easy to operate, work efficiency is high, and the plate type heat exchanger that practicality is very strong is used and fixed vacuum pumping platform leak detection with plate.
The utility model is to be achieved by the following technical programs:
A kind of plate type heat exchanger is used and is fixed vacuum pumping platform leak detection with plate, comprise base, be located at the pressing plate of base upper end and be located at respectively the base left and right sides with gasket seal find time closure plate with the sealing closure plate of gasket seal, described find time closure plate and sealing closure plate be located at by examination board to import and export correspondence position, and at find time closure plate end and/or sealing closure plate end, be provided with hold-down mechanism, make to find time closure plate and sealing closure plate be pressed on corresponding by examination board to import and export position.
The closure plate of finding time is provided with multiple metal tubes of finding time that pass gasket seal.
In the described closure plate of finding time, be provided with annular seal space, described annular seal space one end connects vaccum-pumping equipment, and the other end connects the metal tube of finding time.
The pressing plate of described base upper end drives its elevating movement by actuating unit.
Front and back one side of described base upper end is also provided with the horizontal ejecting mechanism by piston actuated.
The described base left and right sides is provided with spacing guiding mechanism.
The beneficial effects of the utility model are:
The a large amount of general parts that adopt of leak detection platform manufacture processing, simple in structure, cost is low, and high efficiency, maintenance are easily; At the closure plate of finding time, be provided with multiple metal tubes of finding time that pass gasket seal, from being deflated by examination board centering, the metal tube of finding time is easy for installation, can extend the serviceable life of the gasket seal of installing thereon, and its sealing is strengthened, the runner mouth that goes for different size, has improved production efficiency, reduces production cost; Base upper end is provided with pressing plate, strengthens by the right rigidity of examination board, can eliminate plugging mechanism by plate to the process of shutoff in to plate to the distortion causing, improve leak detection platform sealing; Leak hunting method is selected and is vacuumized negative pressure spray trace gas leak detection method, and accuracy of detection is high, and detection speed is fast.
Accompanying drawing explanation
Fig. 1 is leak detection platform schematic diagram of the present utility model.
Fig. 2 is the structural drawing of leak detection platform of the present utility model.
In figure: 1. base, the closure plate of 2. finding time, 3. gasket seal, the metal tube of 4. finding time, 5. by examination board pair, 6. pressing plate, 7. gasket seal, 8. sealing closure plate, 9. support section, 10. horizontal ejecting mechanism, 11. annular seal spaces, 12. hold-down mechanisms, 13. spacing guiding mechanisms.
Embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with accompanying drawing and most preferred embodiment, the utility model is described in further detail.
As shown in the figure, the utility model comprises base 1, be located at the pressing plate 6 of base upper end and be located at respectively find time closure plate 2 and the sealing closure plate 8 with gasket seal 7 with gasket seal 3 of the base left and right sides, described find time closure plate and sealing closure plate be located at by examination board 5 import and export correspondence positions, and at find time closure plate end and/or sealing closure plate end, be provided with hold-down mechanism 12, make to find time closure plate and sealing closure plate be pressed on corresponding by examination board to import and export position.On described base, also can be provided with support section, described support section 9 is comprised of adjustable backing plate, for adjusting pad plate height, guarantee that leakage detection apparatus can detect the plate pair of different width of flow paths, the metal tube of finding time that makes to find time on closure plate 2 can safety and steady insertion by examination board convection current road junction, adjustable backing plate can be comprised of the back-up block of different-thickness and backing plate.
The closure plate of finding time is provided with multiple metal tubes 4 of finding time that pass gasket seal.
The a large amount of general parts that adopt of leak detection platform manufacture processing, simple in structure, cost is low, and high efficiency, maintenance are easily; At the closure plate of finding time, be provided with multiple metal tubes of finding time that pass gasket seal, from being deflated by examination board centering, the metal tube of finding time is easy for installation, can extend the serviceable life of the gasket seal of installing thereon, and its sealing is strengthened, the runner mouth that goes for different size, has improved production efficiency, reduces production cost; Base upper end is provided with pressing plate, strengthens by the right rigidity of examination board, can eliminate plugging mechanism by plate to the process of shutoff in to plate to the distortion causing, improve leak detection platform sealing; Leak hunting method is selected and is vacuumized negative pressure spray trace gas leak detection method, and accuracy of detection is high, and detection speed is fast.
In the described closure plate of finding time, be provided with annular seal space 11, described annular seal space one end connects vaccum-pumping equipment, and the other end connects the metal tube of finding time.Finding time to play buffer action between metal tube and vaccum-pumping equipment.
The pressing plate of described base upper end drives its elevating movement by actuating unit.
Front and back one side of described base upper end is also provided with the horizontal ejecting mechanism 10 by piston actuated.Special or the larger plate pair of weight of template, upper lower table difficulty, can arrange according to actual plate profile structure front and back one side of base upper end, can be fast after leak detection work completes by plate to ejecting leak detection platform.Increase work efficiency.
The described base left and right sides is provided with spacing guiding mechanism 13.Spacing guiding mechanism can be comprised of bearing and stationary shaft, and installation accuracy is high, except to plate to accurate location, guarantee sealing outside, can also plate to pushing course in plate to rotate, with fender butt welded seam, do not scratch.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a plate type heat exchanger is used and is fixed vacuum pumping platform leak detection with plate, it is characterized in that, comprise base, be located at the pressing plate of base upper end and be located at respectively the base left and right sides with gasket seal find time closure plate with the sealing closure plate of gasket seal, described find time closure plate and sealing closure plate be located at by examination board to import and export correspondence position, and at find time closure plate end and/or sealing closure plate end, be provided with hold-down mechanism, make to find time closure plate and sealing closure plate be pressed on corresponding by examination board to import and export position.
2. according to a kind of plate type heat exchanger described in claims 1, with plate, leak detection is used and fixed vacuum pumping platform, it is characterized in that, the closure plate of finding time is provided with multiple metal tubes of finding time that pass gasket seal.
According to a kind of plate type heat exchanger described in claims 2 with plate to fixing vacuum pumping platform for leak detection, it is characterized in that, described in find time to be provided with annular seal space in closure plate, described annular seal space one end connects vaccum-pumping equipment, the other end connects the metal tube of finding time.
4. according to a kind of plate type heat exchanger described in claims 1, with plate, leak detection is used and fixed vacuum pumping platform, it is characterized in that, the pressing plate of described base upper end drives its elevating movement by actuating unit.
5. according to a kind of plate type heat exchanger described in claims 1, with plate, leak detection is used and fixed vacuum pumping platform, it is characterized in that, front and back one side of described base upper end is also provided with the horizontal ejecting mechanism by piston actuated.
6. according to a kind of plate type heat exchanger described in claims 1, with plate, leak detection is used and fixed vacuum pumping platform, it is characterized in that, the described base left and right sides is provided with spacing guiding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779805.1U CN203572621U (en) | 2013-11-28 | 2013-11-28 | Fixed vacuum pumping platform for plate pair leak detection for plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779805.1U CN203572621U (en) | 2013-11-28 | 2013-11-28 | Fixed vacuum pumping platform for plate pair leak detection for plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203572621U true CN203572621U (en) | 2014-04-30 |
Family
ID=50540348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320779805.1U Expired - Lifetime CN203572621U (en) | 2013-11-28 | 2013-11-28 | Fixed vacuum pumping platform for plate pair leak detection for plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203572621U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677566A (en) * | 2013-11-28 | 2015-06-03 | 天津华赛尔传热设备有限公司 | Fixed vacuuming platform for plate pair leakage detection for plate type heat exchanger |
| CN105806566A (en) * | 2014-12-31 | 2016-07-27 | 天津华赛尔传热设备有限公司 | Leakage detection platform used for welded plate type heat exchanger heat transfer plate pair |
| CN110553794A (en) * | 2018-05-31 | 2019-12-10 | 威克拉公司 | leak detection for heat exchanger plates |
-
2013
- 2013-11-28 CN CN201320779805.1U patent/CN203572621U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677566A (en) * | 2013-11-28 | 2015-06-03 | 天津华赛尔传热设备有限公司 | Fixed vacuuming platform for plate pair leakage detection for plate type heat exchanger |
| CN105806566A (en) * | 2014-12-31 | 2016-07-27 | 天津华赛尔传热设备有限公司 | Leakage detection platform used for welded plate type heat exchanger heat transfer plate pair |
| CN110553794A (en) * | 2018-05-31 | 2019-12-10 | 威克拉公司 | leak detection for heat exchanger plates |
| US10914652B2 (en) | 2018-05-31 | 2021-02-09 | Wcr, Inc. | Leak detection for heat exchanger plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |