CN104280194A - Sealing device for leakage detection of gas collecting tube component - Google Patents
Sealing device for leakage detection of gas collecting tube component Download PDFInfo
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- CN104280194A CN104280194A CN201410593623.4A CN201410593623A CN104280194A CN 104280194 A CN104280194 A CN 104280194A CN 201410593623 A CN201410593623 A CN 201410593623A CN 104280194 A CN104280194 A CN 104280194A
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- gas
- branch pipe
- packoff
- collecting branch
- card slot
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Abstract
The invention relates to a sealing device for leakage detection of a gas collecting tube component. The device comprises a main gas collecting tube fixing groove, branch gas collecting tube sealing components and a metal cushion plate, wherein the main gas collecting tube fixing groove is formed in one lateral side of the metal cushion plate, the branch gas collecting tube sealing components are installed on the metal cushion plate, and the main gas collecting tube fixing groove is used for fixing a main gas collecting tube. Each branch gas collecting tube sealing component comprises a rubber sealing plug, a metal sleeve, a fixing clamp groove and a fixing base plate, wherein the rubber sealing plug is arranged in the metal sleeve, the opening of a branch gas collecting tube is inserted into the rubber sealing plug, the fixing clamp groove is n-shaped and is clamped on the metal cushion plate through an n-shaped groove opening, the fixing base plate is installed at the position of the groove opening of the fixing clamp groove, and the metal sleeve is inserted into the fixing clamp groove through the bottom of the fixing clamp groove. The sealing device can effectively plug the opening of each gas collecting tube, safety performance and leakage detection efficiency are improved, and the problems of existing quick connectors that leakage detection efficiency is low and safety performance is poor are solved.
Description
Technical field
The present invention relates to HVAC Project Engineer field, specifically the leak detection of collecting pipe component, particularly a kind of packoff for collecting pipe component leak detection.
Background technology
At present, in the heat interchanger in HVAC Project Engineer field, often there is a larger pipeline as main discharge, the tube wall of main discharge is welded with the gas-collecting branch pipe of several pipe with small pipe diameters, and as shown in Figure 1,1 is main discharge, 2 is gas-collecting branch pipe, and 3 is discharge supervisor mouth.During refrigeration, refrigerant is assigned to each branch road of heat interchanger by main discharge, and when heating, the refrigerant that heat interchanger branch road is come is concentrated by main discharge.
In the production run of collecting pipe component, need in discharge system, to be filled with nitrogen from discharge supervisor mouth 3, nitrogen pressurize leak detection is filled to collecting pipe component, but a lot of enterprise is after collecting pipe component production run terminates, nitrogen pressurize leak detection is not filled to discharge system, only have collecting pipe component to be by the time fitted on after on finished product fin type heat exchanger, carry out filling nitrogen pressurize and check whether collecting pipe component welding has leak source phenomenon.
Small part collecting pipe component manufacturing enterprise uses rapid-acting coupling to carry out shutoff to the discharge mouth of pipe, fill high pressure nitrogen (3.0MP) and carry out pressure test leak-detecting, because each rapid-acting coupling is independent, during leak detection, each mouth of pipe will be equipped separately, when producing gas collection assembly in batches and needing leak detection, the course of work bothers very much, leak detection efficiency is not high, and when in discharge system, nitrogen supercharging is to 2.8-3.2MPa, the rapid-acting coupling of shutoff due to card not tight, easily fly out, there is potential safety hazard.
Summary of the invention
The object of this invention is to provide a kind of packoff for collecting pipe component leak detection, described packoff is when hunting leak, can the effective shutoff discharge mouth of pipe, improve safe application performance, leak detection efficiency can be improved again, in order to solve the problem of low, the poor stability of the existing rapid-acting coupling for mouth of pipe shutoff leak detection efficiency.
For achieving the above object, the solution of the present invention is: a kind of packoff for collecting pipe component leak detection, described packoff comprises main discharge pickup groove, gas-collecting branch pipe seal assembly and metal caul, described main discharge pickup groove is arranged on a side of metal caul, the quantity of described gas-collecting branch pipe seal assembly is identical with the quantity of the gas-collecting branch pipe that main discharge connects, each described gas-collecting branch pipe seal assembly is arranged on metal caul, the position-adjustable of each described gas-collecting branch pipe seal assembly on metal caul, described main discharge pickup groove is used for fixing main discharge, each described gas-collecting branch pipe seal assembly is used for sealing the mouth of pipe of each gas-collecting branch pipe,
Described gas-collecting branch pipe seal assembly comprises rubber seal plug, metallic sheath, fixed card slot and fixed base plate, described rubber seal plug is located in metallic sheath, the gas-collecting branch pipe mouth of pipe inserts in rubber seal plug, described fixed card slot is " п " shape structure, described fixed card slot is stuck on metal caul by the notch of " п " shape structure, described fixed base plate is arranged on the notch place of fixed card slot, the bottom land of described fixed card slot " п " shape structure is provided with the mounting hole coordinating with metallic sheath and install, described metallic sheath inserts in fixed card slot by mounting hole, described fixed card slot is removable on metal caul.
According to packoff of the present invention, described packoff also comprises the first clamping plate, fixed support plate and the first support, the side of described first clamping plate is fixed on the first support by fixed support plate, and the described opposite side of the first clamping plate and the two ends of metal caul are fixed.
According to packoff of the present invention, described packoff also comprises clamp system, described clamp system comprises the second clamping plate, cylinder and cylinder block, described cylinder is positioned at cylinder block, described cylinder block is fixing on the secondary support bracket, the second described clamping plate are trapezium structure, and the piston rod of described cylinder connects the upper base of the second clamping plate, and the bottom of described second clamping plate acts on discharge arm ferrule assembly.
According to packoff of the present invention, the second described clamping plate are trapezium structure, and the upper base of the piston rod connecting cleat of described cylinder, described bottom acts on gas-collecting branch pipe seal assembly.
According to packoff of the present invention, described fixed base plate is arranged on the bottom of fixed card slot by the first bolt.
According to packoff of the present invention, described main discharge pickup groove is fixedly connected with metal caul by the second bolt.
The beneficial effect that the present invention reaches: when adopting packoff of the present invention to carry out splashing down operation, processing safety improves greatly, is clamped the collecting pipe component mouth of pipe entirety of enclosing high pressure nitrogen by clamp system; The mouth of pipe is sealed by rubber sleeve, and added metal cover, metallic sheath fixed head, metal caul, metal fixing plate fix the mouth of pipe, guarantee safe operation.
Packoff of the present invention is easy to operate, only need the collecting pipe component collector mouth of pipe be inserted in rubber sleeve during batch inspection, by clamp system by the disposable clamping of all for collecting pipe component collector mouths of pipe, after leak detection terminates, original position return by clamp system, and collecting pipe component directly can take out stationary installation.
Accompanying drawing explanation
Fig. 1 is the structural representation of collecting pipe component;
Fig. 2 is the structural representation of packoff of the present invention;
Fig. 3 is the structural representation of gas-collecting branch pipe seal assembly of the present invention;
Fig. 4 is the structural representation that collecting pipe component of the present invention is arranged on packoff;
Fig. 5 is the structural representation of clamp system of the present invention.
In figure: 1 is main discharge, 2 is gas-collecting branch pipe, and 3 is discharge supervisor mouth, 4 is gas-collecting branch pipe seal assembly, and 401 is rubber seal plug, and 402 is fixed card slot, 403 is fixed base plate, and 404 is metallic sheath, 5 main discharge pickup grooves, 6 is metal caul, and 7 is the first clamping plate, and 8 is the first support, 9 is fixed support plate, and 10 is the first bolt, and 11 is the second bolt, 12 is cylinder, and 13 is the second clamping plate, and 14 is the second support.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further detailed explanation.
When collecting pipe component system is hunted leak, for realizing effective shutoff of the discharge mouth of pipe and the simple and convenient, safe and reliable of operation, the present invention proposes a kind of collecting pipe component orifice sealing device, and sealing device can the effective shutoff mouth of pipe, improve safe application performance, leak detection efficiency can be improved again.Specific embodiment is as follows:
Embodiment:
As shown in Figure 2, packoff of the present invention comprises main discharge pickup groove 5, gas-collecting branch pipe seal assembly 4 and metal caul 6, described main discharge pickup groove 5 is arranged on a side of metal caul 6 by the second bolt 11, main discharge 1 is stuck in main discharge pickup groove 5, the position of main discharge pickup groove 5 can before, rear adjustment, the quantity of described gas-collecting branch pipe seal assembly 4 is identical with the quantity of the gas-collecting branch pipe 2 that main discharge connects, each described gas-collecting branch pipe seal assembly 4 is arranged on metal caul 6, the each described position of gas-collecting branch pipe seal assembly 4 on metal caul 6 can be gone up, lower adjustment, each described gas-collecting branch pipe seal assembly 4 is for sealing the mouth of pipe of each gas-collecting branch pipe 2, by regulating the position of gas-collecting branch pipe seal assembly 4, the mouth of pipe of each gas-collecting branch pipe 2 can be inserted in gas-collecting branch pipe seal assembly 4 seal.
As shown in Figure 3 and Figure 4, described gas-collecting branch pipe seal assembly 4 comprises rubber seal plug 401, metallic sheath 404, fixed card slot 402 and fixed base plate 403, the mouth of pipe of gas-collecting branch pipe 2 inserts in rubber seal plug 401 and seals, described rubber seal plug 401 is located in metallic sheath 404, the expansion of rubber seal plug 401 is prevented by metallic sheath 404, described fixed card slot 402 is " п " shape structure, described fixed card slot 402 is stuck on metal caul 6 by the notch of " п " shape structure, described fixed base plate 403 is arranged on the notch place of fixed card slot 402 by the first bolt 10, the bottom land of " п " shape structure of described fixed card slot 402 is provided with and coordinates with metallic sheath 404 mounting hole installed, described metallic sheath 404 inserts in fixed card slot 402 by mounting hole, described fixed card slot 402 can be gone up on metal caul 6, lower movement.
As shown in Figure 4, fixed base plate 403 side of described packoff is provided with the first clamping plate 7, the first described clamping plate 7 are for supporting sealing device, and the side of the first clamping plate 7 is fixed on the first support 8 by fixed support plate 9, and the described opposite side of the first clamping plate 7 and the two ends of metal caul 6 are fixed.
As shown in Figure 5, described packoff also comprises clamp system, described clamp system comprises the second clamping plate 13, cylinder 12 and cylinder block, described cylinder 12 is positioned at cylinder block, described cylinder block is fixed on the second support 14, the second described clamping plate 13 are trapezium structure, the piston rod of described cylinder 12 connects the upper base of the second clamping plate 13, the bottom of described second clamping plate 13 acts on discharge arm ferrule assembly, and the second support 14 and the first support 8 are symmetricly set on the both sides of collecting pipe component.
When hunting leak beginning, first according to the structure of collecting pipe component, the position of main discharge pickup groove 5 and gas-collecting branch pipe seal assembly 4 on adjustment packoff, collecting pipe component is arranged on packoff, namely main discharge is stuck in main discharge pickup groove 5, each gas-collecting branch pipe inserts in rubber seal plug 401, and promote gas-collecting branch pipe seal assembly by cylinder 12, each gas-collecting branch pipe is sealed, after leak detection terminates, cylinder 12 release, collecting pipe component clamp device returns original position, directly can take out collecting pipe component, simple to operation, improve leak detection efficiency.
Packoff handling safety of the present invention is reliable, and only need the collecting pipe component collector mouth of pipe be inserted in rubber sleeve during batch inspection, by clamp system by the disposable clamping of all for collecting pipe component collector mouths of pipe, after leak detection terminates, original position return by clamp system, collecting pipe component directly can take out stationary installation, and simple to operation, work efficiency improves greatly.
Claims (6)
1. the packoff for collecting pipe component leak detection, it is characterized in that: described packoff comprises main discharge pickup groove, gas-collecting branch pipe seal assembly and metal caul, described main discharge pickup groove is arranged on a side of metal caul, the quantity of described gas-collecting branch pipe seal assembly is identical with the quantity of the gas-collecting branch pipe that main discharge connects, each described gas-collecting branch pipe seal assembly is arranged on metal caul, the position-adjustable of each described gas-collecting branch pipe seal assembly on metal caul, described main discharge pickup groove is used for fixing main discharge, each described gas-collecting branch pipe seal assembly is used for sealing the mouth of pipe of each gas-collecting branch pipe,
Described gas-collecting branch pipe seal assembly comprises rubber seal plug, metallic sheath, fixed card slot and fixed base plate, described rubber seal plug is located in metallic sheath, the gas-collecting branch pipe mouth of pipe inserts in rubber seal plug, described fixed card slot is " п " shape structure, described fixed card slot is stuck on metal caul by the notch of " п " shape structure, described fixed base plate is arranged on the notch place of fixed card slot, the bottom land of described fixed card slot " п " shape structure is provided with the mounting hole coordinating with metallic sheath and install, described metallic sheath inserts in fixed card slot by mounting hole, described fixed card slot is removable on metal caul.
2. packoff according to claim 1, it is characterized in that described packoff also comprises the first clamping plate, fixed support plate and the first support, the side of described first clamping plate is fixed on the first support by fixed support plate, and the described opposite side of the first clamping plate and the two ends of metal caul are fixed.
3. packoff according to claim 2, it is characterized in that described packoff also comprises clamp system, described clamp system comprises the second clamping plate, cylinder and cylinder block, described cylinder is positioned at cylinder block, described cylinder block is fixing on the secondary support bracket, the second described clamping plate are trapezium structure, and the piston rod of described cylinder connects the upper base of the second clamping plate, and the bottom of described second clamping plate acts on discharge arm ferrule assembly.
4. packoff according to claim 3, it is characterized in that the second described clamping plate are trapezium structure, the upper base of the piston rod connecting cleat of described cylinder, described bottom acts on gas-collecting branch pipe seal assembly.
5. packoff according to claim 1, is characterized in that described fixed base plate is arranged on the notch place of fixed card slot by the first bolt.
6. packoff according to claim 1, is characterized in that described main discharge pickup groove is fixedly connected with metal caul by the second bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593623.4A CN104280194B (en) | 2014-10-29 | 2014-10-29 | A kind of sealing device for collecting pipe component leak detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593623.4A CN104280194B (en) | 2014-10-29 | 2014-10-29 | A kind of sealing device for collecting pipe component leak detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104280194A true CN104280194A (en) | 2015-01-14 |
| CN104280194B CN104280194B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410593623.4A Active CN104280194B (en) | 2014-10-29 | 2014-10-29 | A kind of sealing device for collecting pipe component leak detection |
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| CN (1) | CN104280194B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702864A (en) * | 2017-11-27 | 2018-02-16 | 宁波裕隆汽车制泵有限公司 | Engine thermostat lower house air-tightness detection tool |
| CN108507728A (en) * | 2018-06-05 | 2018-09-07 | 陕西博菲特流体控制装备制造有限公司 | A kind of modular heat trace integrated station suppresses test device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006329650A (en) * | 2005-05-23 | 2006-12-07 | Shimadzu System Solutions Co Ltd | Packing leakage inspection device |
| JP2007108101A (en) * | 2005-10-17 | 2007-04-26 | Takachiho Seiki Kk | Leakage inspection device of sealed object |
| CN203396553U (en) * | 2013-08-24 | 2014-01-15 | 山东方明药业集团股份有限公司 | A tightness inspecting apparatus for glass perfusion apparatuses |
| CN203811015U (en) * | 2013-09-13 | 2014-09-03 | 河南省中原大化集团有限责任公司 | Heat exchanger online leakage plugging device |
| CN203868588U (en) * | 2014-04-25 | 2014-10-08 | 唐山和烁科技有限公司 | Pipeline leakage detecting sealing device |
-
2014
- 2014-10-29 CN CN201410593623.4A patent/CN104280194B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006329650A (en) * | 2005-05-23 | 2006-12-07 | Shimadzu System Solutions Co Ltd | Packing leakage inspection device |
| JP2007108101A (en) * | 2005-10-17 | 2007-04-26 | Takachiho Seiki Kk | Leakage inspection device of sealed object |
| CN203396553U (en) * | 2013-08-24 | 2014-01-15 | 山东方明药业集团股份有限公司 | A tightness inspecting apparatus for glass perfusion apparatuses |
| CN203811015U (en) * | 2013-09-13 | 2014-09-03 | 河南省中原大化集团有限责任公司 | Heat exchanger online leakage plugging device |
| CN203868588U (en) * | 2014-04-25 | 2014-10-08 | 唐山和烁科技有限公司 | Pipeline leakage detecting sealing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702864A (en) * | 2017-11-27 | 2018-02-16 | 宁波裕隆汽车制泵有限公司 | Engine thermostat lower house air-tightness detection tool |
| CN108507728A (en) * | 2018-06-05 | 2018-09-07 | 陕西博菲特流体控制装备制造有限公司 | A kind of modular heat trace integrated station suppresses test device |
| CN108507728B (en) * | 2018-06-05 | 2024-04-16 | 陕西博菲特流体控制装备制造有限公司 | Modularized heat tracing integration station pressurizing testing device |
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| Publication number | Publication date |
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| CN104280194B (en) | 2016-09-28 |
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Address after: 221600 Jiangsu city of Nantong Province, Nantong Development Zone, Road No. 1692 building 20 Patentee after: Jiangsu Tianshu electrical Limited by Share Ltd Address before: 221600 Jiangsu city of Nantong Province, Nantong Development Zone, Road No. 1692 building 20 Patentee before: Jiangsu Tianshu Electrical Appliance Co., Ltd. |