CN201066353Y - Online perforation detection device in plastic tube production - Google Patents
Online perforation detection device in plastic tube production Download PDFInfo
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- CN201066353Y CN201066353Y CNU2007201021833U CN200720102183U CN201066353Y CN 201066353 Y CN201066353 Y CN 201066353Y CN U2007201021833 U CNU2007201021833 U CN U2007201021833U CN 200720102183 U CN200720102183 U CN 200720102183U CN 201066353 Y CN201066353 Y CN 201066353Y
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- water tank
- vacuum
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- vacuum pump
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Abstract
Belonging to the technical field of plastic machines, the utility model relates to an on-line pinhole detector, which is used to resolve the problem of the hight-efficiency detection of the pinholes of a pipe. In the technical scheme, the structure of the utility model comprises a leaking gas collector, a gas leakage detector, a vacuum pump, a vacuum water tank and an external water tank, wherein, the lower part of the leaking gas collector is provided with a bubble-collecting cover, the top of the bubble-collecting cover is communicated with a transparent observation tube communicated with the water inlet of the vacuum pump, the water outlet of the vacuum pump is communicated with the lower liquid surface of the vacuum water tank via a pipeline, the bubble-collecting cover is positioned below the liquid surface of the vacuum water tank, and the gas leakage detector is arranged at the position of the transparent observation tube. The utility model utilizes the bubbles produced by the pinholes of the pipe in the vacuum water tank and accurately detects the positions of the pinholes of the pipe by bubble collection, identification and warning to effectively avoid the occurrence of detection omission accidents. The utility model can greatly increase the efficiency and the quality of pipe pinhole detection, reliably guarantee the pass rate of products and reduce the labor intensity of detection personnel.
Description
Technical field
The utility model relates to the special inspecting equipment that is used to detect tubing perforation gas leakage on a kind of device of plastic processing, particularly plastic tube product line, belongs to the plastics machinery technical field.
Background technology
The plastic pipe goods are in process, and raw material adds the thermosetting melt state through high temperature, then by the former extrusion molding tubing of extruder.In the plastic pipe extrusion, plastic melt is through plastifying for a long time and being heated, can produce in the melt and decompose residual thing, add the impurity in the starting material, if in a single day both mix in the tubing, will cause tube surfaces pin hole shape leak to occur, make plastic pipe in use occur leaking, influence product quality.For a long time, the settling mode that plastic pipe manufacturing plant is adopted mainly is to rely on manually to be detected by naked eyes, and this is the very work of time and effort consuming.Because the long-time high concentration of human eye can produce visual fatigue, causes omission, makes the tubing qualification rate be difficult to be guaranteed.
Summary of the invention
The utility model is used for solving the defective of above-mentioned prior art and provides a kind of production efficiency height, detection plastic pipe accurate, that save manpower to produce online perforation pick-up unit.
The alleged problem of the utility model solves by the following technical programs:
Online perforation pick-up unit during a kind of plastic pipe is produced comprises gas leakage gatherer, gas leak detection device, vacuum pump 9, vacuum water tank 3 in the formation; Described gas leakage gatherer bottom is a bubble collection cover 5, and bubble collection cover top is communicated with sighting tube 6, and sighting tube is communicated with vacuum pump one water inlet, the vacuum pump water delivering orifice by pipeline connection under the vacuum water tank liquid level; Described bubble collection cover is positioned under the liquid level 7 of vacuum water tank, and tested tubing passes bubble collection cover; Leakage sensor in the described gas leak detection device is arranged on the periphery of sighting tube.
Online perforation pick-up unit during above-mentioned plastic pipe is produced, described gas leak detection device is made up of leakage sensor, PLC controller and alarm, the three is electrically connected, and leakage sensor adopts Ultrasonic Wave Air Detector, and its signal output part is connected to the input end of PLC controller.
Online perforation pick-up unit during above-mentioned plastic pipe is produced, described vacuum water tank two sides correspondence is provided with tested tubing import 3-1 and tubing outlet 3-2, be provided with a vacuum-pumping tube 4 in the case, vacuum-pumping tube one end is positioned at another import of liquid level top, other end connection vacuum pump.
Online perforation pick-up unit during above-mentioned plastic pipe is produced, set up outer water tank 1, described outer water tank is sleeved on outside the vacuum water tank, is provided with water pump 10 between outer water tank and the vacuum water tank, and water pump drinking-water pipe 12 and drainpipe 11 are communicated with outer water tank and vacuum water tank in the bottom respectively.
The utility model at the present situation specialized designs of tubing pin hole Hole Detection difficulty a kind of tubing perforation on-line measuring device, this device utilizes the tubing leak to produce bubble in vacuum water tank, collect, discern, report to the police by bubble, accurately detect tubing leak position, effectively avoid the omission accident to take place.Adopt design of the present utility model, can improve tubing Hole Detection efficient and detection accuracy greatly,, and can alleviate testing staff's labour intensity for product percent of pass provides reliable assurance.The utlity model has reasonable in design, be skillfully constructed, simple in structure, be easy to realize that be convenient to characteristics such as operation, its design also can be used in the gas leak detection device of association area.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the A-A sectional view (enlarged drawing) of Fig. 1;
Number in the figure is expressed as follows: 1. outer water tank; 2. tested tubing; 3. vacuum water tank; 3-1. tubing import; 3-2. tubing outlet; 4. vacuum-pumping tube; 5. bubble collection cover; 6. sighting tube; 7. liquid level; 8. leakage sensor; 9. vacuum pump; 10. water pump; 11. drainpipe; 12. drinking-water pipe; 13. leakage bubble; 14. alarm.
Embodiment
Referring to Fig. 1, Fig. 2, comprise gas leakage gatherer, leakage sensor 8, vacuum pump 9, vacuum water tank 3, water pump 10 and outer water tank 1 in the formation of the present utility model.The gas leakage gatherer is used for collecting the bubble that produces at water because of the tubing leak, its bottom is a bubble collection cover 5, bubble collection cover is a conoid shape, it immerses under the liquid level 7 of vacuum water tank, tested tubing 2 moves in bubble collection cover, bubble collection cover top is communicated with sighting tube 6, and sighting tube preferably adopts transparent tube, so that naked eyes also can be observed.Sighting tube is communicated with a water inlet of vacuum pump, the vacuum pump water delivering orifice by pipeline connection under the vacuum water tank liquid level.Gas leak detection device is made up of leakage sensor, PLC controller and alarm, and the three is electrically connected, and sighting tube is by passing in the leakage sensor.Vacuum water tank two sides correspondence is provided with tested tubing import 3-1 and tubing outlet 3-2.For guaranteeing vacuum state, be provided with a vacuum-pumping tube 4 in the case, the vacuum-pumping tube inlet is positioned at another import of liquid level top, outlet connection vacuum pump.Outer water tank is sleeved on outside the vacuum water tank, and the water that is leaked by tubing import and tubing exit flows in the outer water tank, is provided with water pump 10 between outer water tank and the vacuum water tank, and water pump drinking-water pipe 12 and drainpipe 11 are communicated with outer water tank and vacuum water tank in the bottom respectively.The leakage water that outer water tank is collected constantly adds in the vacuum water tank through water pump, to guarantee keeping certain liquid level in the vacuum water tank.
Leakage sensor adopts MLU01 type Ultrasonic Wave Air Detector, and this sensor is applicable to air, bubble, microvesicle group or the foam of surveying in the pipeline, and minimum detectable is to the single minute bubbles of 0.02ML, and the response time is 500 microseconds
Vacuum pump can adopt German Stirling product, vacuum tightness 5Lm
3/ h, pressure 33mbar, power of motor 4kw.
Principle of work of the present utility model is as follows: when detected tubing did not have leak, water there is no bubble when being discharged by sighting tube 6 and produces gas leak detection device no signal output this moment under the vacuum pump effect.When tubing appearance perforation in a single day leak, the leakage bubble 13 of generation can be collected by the bubble collection cover in the gas leakage gatherer, and is extracted out by vacuum pump by sighting tube.When leaking bubble through gas leak detection device, to export a spike pulse by leakage sensor and give the PLC controller, the PLC controller is with this transient pulse seizure, processing, memory and drive alarm, sends the sound and light alarm signal by alarm.The equipment operator finds that in time the perforation leak appears in tubing, deals with rapidly, thereby makes pipe workpiece quality obtain reliable guarantee.
Claims (4)
1. online perforation pick-up unit during a plastic pipe is produced is characterized in that: comprise gas leakage gatherer, gas leak detection device, vacuum pump (9), vacuum water tank (3) in the formation; Described gas leakage gatherer bottom is a bubble collection cover (5), and bubble collection cover top is communicated with sighting tube (6), and sighting tube is communicated with vacuum pump one water inlet, the vacuum pump water delivering orifice by pipeline connection under the vacuum water tank liquid level; Described bubble collection cover is positioned under the liquid level (7) of vacuum water tank, and tested tubing passes bubble collection cover; Leakage sensor in the described gas leak detection device is arranged on the periphery of sighting tube.
2. online perforation pick-up unit during plastic pipe according to claim 1 is produced, it is characterized in that: described gas leak detection device is made up of leakage sensor, PLC controller and alarm, the three is electrically connected, leakage sensor adopts Ultrasonic Wave Air Detector, and its signal output part is connected to the input end of PLC controller.
3. online perforation pick-up unit during plastic pipe according to claim 2 is produced, it is characterized in that: described vacuum water tank two sides correspondence is provided with tested tubing import (3-1) and tubing outlet (3-2), be provided with a vacuum-pumping tube (4) in the case, vacuum-pumping tube one end is positioned at another import of liquid level top, other end connection vacuum pump.
4. according to online perforation pick-up unit in claim 1 or the 2 or 3 described plastic pipes productions, it is characterized in that: set up outer water tank (1), described outer water tank is sleeved on outside the vacuum water tank, be provided with water pump (10) between outer water tank and the vacuum water tank, water pump drinking-water pipe (12) and drainpipe (11) are communicated with outer water tank and vacuum water tank in the bottom respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201021833U CN201066353Y (en) | 2007-08-08 | 2007-08-08 | Online perforation detection device in plastic tube production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201021833U CN201066353Y (en) | 2007-08-08 | 2007-08-08 | Online perforation detection device in plastic tube production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201066353Y true CN201066353Y (en) | 2008-05-28 |
Family
ID=39483536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201021833U Expired - Lifetime CN201066353Y (en) | 2007-08-08 | 2007-08-08 | Online perforation detection device in plastic tube production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201066353Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175404A (en) * | 2011-01-25 | 2011-09-07 | 深圳市南士科技股份有限公司 | Waterproofness tester |
| CN102213634A (en) * | 2011-03-22 | 2011-10-12 | 天津双昊车用空调有限公司 | Visual leakage inspection device |
| CN104913882A (en) * | 2014-03-14 | 2015-09-16 | 天津市华旭盛泰科技有限公司 | Novel drip irrigation pipe detecting water tank |
| CN105917206A (en) * | 2013-10-24 | 2016-08-31 | 耆那灌溉系统有限公司 | Method and system for detection of blowout in pipes/tubes |
| CN106289660A (en) * | 2016-09-10 | 2017-01-04 | 桐乡市鑫朗智能科技有限公司 | A kind of automatic tested steel moulds the equipment of adapter sealing |
| CN106870940A (en) * | 2017-02-20 | 2017-06-20 | 国泰消防科技股份有限公司 | High pressure gas holder gas leak detection device |
| CN107941428A (en) * | 2017-11-15 | 2018-04-20 | 哈尔滨工程大学 | One kind immersion tank body air-tightness automatic ultrasonic detecting system and detection method |
| CN108151972A (en) * | 2017-12-11 | 2018-06-12 | 中国海洋石油集团有限公司 | Large container end cap flange leakage detection method and its detection instrument |
| CN109668690A (en) * | 2019-01-23 | 2019-04-23 | 北京日端电子有限公司 | A kind of harness connector plug device for detecting sealability |
| CN117782449A (en) * | 2024-02-26 | 2024-03-29 | 江西知渠服科技有限公司 | Pressing tool for heat exchanger and use method |
-
2007
- 2007-08-08 CN CNU2007201021833U patent/CN201066353Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175404A (en) * | 2011-01-25 | 2011-09-07 | 深圳市南士科技股份有限公司 | Waterproofness tester |
| CN102213634A (en) * | 2011-03-22 | 2011-10-12 | 天津双昊车用空调有限公司 | Visual leakage inspection device |
| CN105917206A (en) * | 2013-10-24 | 2016-08-31 | 耆那灌溉系统有限公司 | Method and system for detection of blowout in pipes/tubes |
| CN104913882A (en) * | 2014-03-14 | 2015-09-16 | 天津市华旭盛泰科技有限公司 | Novel drip irrigation pipe detecting water tank |
| CN106289660A (en) * | 2016-09-10 | 2017-01-04 | 桐乡市鑫朗智能科技有限公司 | A kind of automatic tested steel moulds the equipment of adapter sealing |
| CN106870940A (en) * | 2017-02-20 | 2017-06-20 | 国泰消防科技股份有限公司 | High pressure gas holder gas leak detection device |
| CN107941428A (en) * | 2017-11-15 | 2018-04-20 | 哈尔滨工程大学 | One kind immersion tank body air-tightness automatic ultrasonic detecting system and detection method |
| CN108151972A (en) * | 2017-12-11 | 2018-06-12 | 中国海洋石油集团有限公司 | Large container end cap flange leakage detection method and its detection instrument |
| CN109668690A (en) * | 2019-01-23 | 2019-04-23 | 北京日端电子有限公司 | A kind of harness connector plug device for detecting sealability |
| CN117782449A (en) * | 2024-02-26 | 2024-03-29 | 江西知渠服科技有限公司 | Pressing tool for heat exchanger and use method |
| CN117782449B (en) * | 2024-02-26 | 2024-05-07 | 江西知渠服科技有限公司 | Pressing tool for heat exchanger and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: TANGSHAN RUN AGRICULTURAL WATER-SAVING TECHNOLOGY CO., LTD. Assignor: Wu Zhisheng Contract record no.: 2012990000352 Denomination of utility model: Online perforation detection device in plastic tube production Granted publication date: 20080528 License type: Exclusive License Record date: 20120525 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080528 |
|
| CX01 | Expiry of patent term |