CN204116033U - A kind of corrugated tube life-span tester - Google Patents
A kind of corrugated tube life-span tester Download PDFInfo
- Publication number
- CN204116033U CN204116033U CN201420575916.5U CN201420575916U CN204116033U CN 204116033 U CN204116033 U CN 204116033U CN 201420575916 U CN201420575916 U CN 201420575916U CN 204116033 U CN204116033 U CN 204116033U
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- corrugated tube
- valve
- flange
- valve body
- gas
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Abstract
The utility model relates to a kind of corrugated tube life-span tester, comprise testing valve, solenoid valve and source of the gas, described testing valve comprises valve body, movement cylinders, seal flange and is installed in valve body chamber, connect the spool of the spacer dimple pipe of movement cylinders and valve body respectively, connected by seal flange between described valve body and movement cylinders, seal flange connects source of the gas air intake, this air intake communicates with corrugated tube one end that spool is installed, source of the gas is connected on seal flange by pneumatic joint, solenoid valve is arranged on pneumatic joint, by solenoid control source of the gas.Adopt the technical solution of the utility model, not only can test multiple corrugated tube, efficiency is high, good test effect simultaneously; And test number is reliable.Valve body in the utility model can protect welding bellows to detect in vacuum or under having certain pressure situation.Sealing property requirement is tested well under vacuum or pressure condition.Solenoid valve can control the precise frequencies of corrugated tube test, and gag lever post can regulate the distance of the motion of corrugated tube.
Description
Technical field
The present invention relates to a kind of corrugated tube life-span tester, belong to pressure test technical field, the mission life for corrugated tube is tested.
Background technology
Corrugated tube refers to the tubular elastomeric sensitive element connected into along folding retractable direction with collapsible wrinkle sheet.As connecting line, elongate or shorten along tube length direction under the effect of power during work, therefore need to measure its proof pressure.The producer that current market produces welding bellows is a lot, the serviceable life of welding bellows product is each variant, the serviceable life that often manufacturer provides infers, differ greatly with the serviceable life of its reality, if there is no the accurate data in welding bellows serviceable life, when welding bellows in use damage suddenly can cause whole production line to stop production.If know the accurate serviceable life of welding bellows, reasonably can safeguard and replacing construction according to formulating serviceable life, this just can ensure the continuity of producing.
Summary of the invention
In order to solve the technical matters of above-mentioned existence, the invention provides a kind of corrugated tube life-span tester.
The technical solution used in the present invention is as follows:
The present invention includes testing valve, solenoid valve and source of the gas, described testing valve comprises valve body, movement cylinders, seal flange and is installed in valve body chamber, connect the spool of the spacer dimple pipe of movement cylinders and valve body respectively, connected by seal flange between described valve body and movement cylinders, seal flange connects source of the gas air intake, this air intake communicates with corrugated tube one end that spool is installed, and source of the gas is connected on seal flange by pneumatic joint, solenoid valve is arranged on pneumatic joint, by solenoid control source of the gas.
Described spool comprises location sealing flange body, stationary shaft and base, described stationary shaft connects the piston of movement cylinders through location sealing flange body one end, the other end is fixed on base through spool, during test, corrugated tube is connected between location sealing flange body and valve core base, fixing axle head through valve core base is placed in valve body axle sleeve, and location sealing flange body is with the air cavity of accommodating air, and this air cavity communicates with seal flange air source inlet.
Described location sealing flange body is cylinder type, and cylinder tail band has the connector installing corrugated tube, and nozzle end is flange arrangement, is connected with valve body.
Described valve core base is also provided with two adjustable gag lever posts, the distance between described two gag lever post tops and location sealing flange body bottom face is 8-16mm.
Described movement cylinders comprises cylinder body, piston, locating flange and spring, and described cylinder body link arranges and connects the locating flange of seal flange, and spring is placed between cylinder body free end in cylinder body and the stationary shaft connecting piston.
Beneficial effect of the present invention:
Adopt technical scheme of the present invention, not only can test multiple corrugated tube, efficiency is high, good test effect simultaneously; And test number is reliable.
The present invention tests according to corrugated tube Compression and Expansion, and wherein valve body can protect welding bellows to detect in vacuum or under having certain pressure situation.Sealing property requirement is tested well under vacuum or pressure condition.Solenoid valve can control the precise frequencies of corrugated tube test, and gag lever post can regulate the distance of the motion of corrugated tube.Structure of the present invention is simple, easy for installation.
Accompanying drawing explanation
Fig. 1 is structure cut-open view of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is circuit theory diagrams of the present invention.
Fig. 4 is gas circuit schematic diagram of the present invention.
In figure: 1. testing valve, 2. valve body, 3. spool, 31. location sealing flange bodies, 311. air cavitys, 312. nozzle ends, at the bottom of 313., 314. connectors, 32. stationary shaft, 33. bases, 34. flange sleeve, 35. gag lever posts, 4. movement cylinders, 41. cylinder bodies, 42 locating flanges, 43. pistons, 44. piston locating sleeves, 45. springs, 5. seal flange, 6. solenoid valve, 7. pneumatic joint, 8. air intake, 9. corrugated tube, 10. joint flange, 11. oil-water separators, 12. decompression tables, 13. air compressor machines; Relay K A, solenoid valve SV; The coil of counter KR, KM counter, regulator KT, K switch T1, KA1, KA2, tensimeter P1, P2, P3, K1, K2, K3 are bat-handle switch, and XK1, XK2, XK3 are rotary switch, P
pneumaticfor Pneumatic pressure, P
valve bodyfor valve body pressure.
Embodiment
Describe the present invention below in conjunction with drawings and Examples:
Embodiment: as Fig. 1, shown in Fig. 2, the present invention includes testing valve 1, solenoid valve 6 and source of the gas, described testing valve 1 comprises valve body 2, movement cylinders 4, seal flange 5 and be installed in valve body 2 chamber, connect the spool 3 of the spacer dimple pipe 9 of movement cylinders 4 and valve body 2 respectively, connected by seal flange 5 between described valve body 2 and movement cylinders 4, seal flange 5 has source of the gas air intake 8, this air intake 8 communicates with corrugated tube 9 one end that spool 3 is installed, source of the gas is connected on seal flange 5 by pneumatic joint 7, solenoid valve 6 is arranged on pneumatic joint 7, source of the gas is controlled by solenoid valve 6.
Described spool 3 comprises location sealing flange body 31, stationary shaft 32 and base 33, described stationary shaft 32 connects the piston of movement cylinders 4 through location sealing flange body 31 one end, the other end is fixed on base 33 through spool, during test, corrugated tube 9 is connected between location sealing flange body 31 and valve core base 33, stationary shaft 32 end through valve core base 33 is placed in valve body 2 axle sleeve, location sealing flange body 31 is with the air cavity 311 of accommodating air, and this air cavity 311 communicates with the air source inlet 8 on seal flange 5.View window is connected by joint flange 10, can the overall process of observation test corrugated tube 9.
Described location sealing flange body 31 is cylinder type, and at the bottom of cylinder, 313 with the connector 314 installing corrugated tube, and nozzle end 312 is flange arrangement, is connected with valve body 2.
Described valve core base 33 is also provided with two adjustable gag lever posts 35, the distance between described two gag lever post 35 tops and location sealing flange body 31 bottom face is 8-16mm.
Described movement cylinders 4 comprises cylinder body 41, piston 43, locating flange 42 and spring 45, and described cylinder body 41 link arranges and connects the locating flange 42 of seal flange 5, and spring 45 is placed between cylinder body free end in cylinder body 41 and the stationary shaft 32 connecting piston 43.
The present invention can arrange simultaneously organize testing valve more, and corrugated tube is organized in test more respectively, and each test cell of tester is relatively independent.This example employing three groups of testing valves test three different corrugated tubes respectively, its electrical schematic diagram, as shown in Figure 2, three groups of independent test circuit in parallel connect, often organize repeat circuit KA, solenoid valve SV sum counter KR is connected in parallel rear connection adjustor KT, by the break-make of regulator KT pilot relay KA, realize solenoid valve SV sum counter KR by relay K A and work.Regulator KT for arranging the time interval of corrugated tube action, counter be used for record and display corrugated tube action frequency.
As shown in Figure 3, be this routine gas circuit connection layout.Concrete connection is: three groups of valve body gas circuits are connected in parallel, air compressor machine 13 isolates the moisture in gas circuit by oil-water separator 11, connect working pressure pipeline and the environmental pressure pipeline of valve body 2 respectively, environmental pressure pipeline is by decompression table regulable control, and working pressure pipeline shows working pressure by tensimeter P1, P2, P3; Bat-handle switch is set at working pressure pipeline, environmental pressure pipeline arranges rotary switch.
The course of work of the present invention:
First, corrugated tube 9 is installed: check whether the lower flange O-ring seal of corrugated tube 9 installs, and after installing, is docked by valve core base 33 with the lower flange of corrugated tube 9 by threaded hole position.Install the location sealing flange body 31 of spool 3 upper end, at the bottom of it, the connector 314 of 313 is connected with corrugated tube 9, is fixed by jump ring.Mounting limit bar 35 on valve core base 33, determines the stroke-limit of corrugated tube 9, adjusts spacing distance, and this example is 10.5mm.Install stationary shaft 32, its one end is connected with the piston of movement cylinders through seal flange 5, and the other end is installed on valve core base 33 through spool 3, corrugated tube 9.Corrugated tube 9 assembly connecting movement cylinders 4 is placed in valve body 2 chamber.The relative position of the adjustment assembly such as movement cylinders 4 and corrugated tube 9 and valve body 2 inner chamber upper end location sealing flange body 31, is fixed.Fixing test valve.Pneumatic joint 7 connects source of the gas, solenoid valve 6 is installed.
For one, before tester work of the present invention, first tester is placed on horizontal level and fixes, when working to keep tester, there is good stability.The corrugated tube 9 needing test is installed according to the method described above.Close each valve and switch, and check whether normal.Air compressor machine power supply, pneumatic element circuit power are connected.Start air compressor machine, automatically stop when air compressor machine reaches 0.8MPa, when air pump pressure is less than 0.5MPa, air compressor machine will start automatically.Air compressor machine air-supplying valve is opened after normal startup.Set the action cycle of corrugated tube by regulator 1, counter 1 resets.Open " rotary switch 1 ", " gas circuit bat-handle switch 1 ", " circuit bat-handle switch 1 " successively.Whether the running of observation test instrument is normal, waits end to be tested.Test terminates, and closes each button and switch; Powered-down.
Claims (5)
1. a corrugated tube life-span tester, it is characterized in that: comprise testing valve, solenoid valve and source of the gas, described testing valve comprises valve body, movement cylinders, seal flange and is installed in valve body chamber, connect the spool of the spacer dimple pipe of movement cylinders and valve body respectively, connected by seal flange between described valve body and movement cylinders, seal flange connects source of the gas air intake, this air intake communicates with corrugated tube one end that spool is installed, source of the gas is connected on seal flange by pneumatic joint, solenoid valve is arranged on pneumatic joint, by solenoid control source of the gas.
2. corrugated tube life-span tester as claimed in claim 1, it is characterized in that: described spool comprises location sealing flange body, stationary shaft and base, described stationary shaft connects the piston of movement cylinders through location sealing flange body one end, the other end is fixed on base through spool, during test, corrugated tube is connected between location sealing flange body and valve core base, fixing axle head through valve core base is placed in valve body axle sleeve, location sealing flange body is with the air cavity of accommodating air, and this air cavity communicates with seal flange air source inlet.
3. corrugated tube life-span tester as claimed in claim 2, is characterized in that: described location sealing flange body is cylinder type, and cylinder tail band has the connector installing corrugated tube, and nozzle end is flange arrangement, is connected with valve body.
4. corrugated tube life-span tester as described in Claims 2 or 3, is characterized in that: described valve core base is also provided with two adjustable gag lever posts, and the distance between described two gag lever post tops and location sealing flange body bottom face is 8-16mm.
5. corrugated tube life-span tester as claimed in claim 1, it is characterized in that: described movement cylinders comprises cylinder body, piston, locating flange and spring, described cylinder body link arranges and connects the locating flange of seal flange, and spring is placed between cylinder body free end in cylinder body and the stationary shaft connecting piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575916.5U CN204116033U (en) | 2014-10-06 | 2014-10-06 | A kind of corrugated tube life-span tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575916.5U CN204116033U (en) | 2014-10-06 | 2014-10-06 | A kind of corrugated tube life-span tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204116033U true CN204116033U (en) | 2015-01-21 |
Family
ID=52333330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420575916.5U Expired - Fee Related CN204116033U (en) | 2014-10-06 | 2014-10-06 | A kind of corrugated tube life-span tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204116033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504761A (en) * | 2021-08-13 | 2021-10-15 | 东莞市聚研硅胶科技有限公司 | Waterproof sealing performance simulation test machine for corrugated pipe of automobile telescopic swing rod |
-
2014
- 2014-10-06 CN CN201420575916.5U patent/CN204116033U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504761A (en) * | 2021-08-13 | 2021-10-15 | 东莞市聚研硅胶科技有限公司 | Waterproof sealing performance simulation test machine for corrugated pipe of automobile telescopic swing rod |
| CN113504761B (en) * | 2021-08-13 | 2023-01-31 | 东莞市聚研硅胶科技有限公司 | Waterproof sealing performance simulation test machine for corrugated pipe of automobile telescopic swing rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20201006 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |